Mercurial > public > ostc4
annotate Common/Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_hash_ex.c @ 638:4532953ac1a0
Added last measured PPO2 value to sensor selection dialog:
In the divemenu => setpoint => UseSensor menu just the number of the sensor was as label. To have a better base for the selection decision the last measured value is now added to the label.
author | Ideenmodellierer |
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date | Wed, 24 Feb 2021 21:45:35 +0100 |
parents | c78bcbd5deda |
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rev | line source |
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1 /** |
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2 ****************************************************************************** |
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3 * @file stm32f4xx_hal_hash_ex.c |
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4 * @author MCD Application Team |
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5 * @brief HASH HAL Extension module driver. |
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6 * This file provides firmware functions to manage the following |
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7 * functionalities of HASH peripheral: |
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8 * + Extended HASH processing functions based on SHA224 Algorithm |
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9 * + Extended HASH processing functions based on SHA256 Algorithm |
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10 * |
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11 @verbatim |
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12 ============================================================================== |
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13 ##### How to use this driver ##### |
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14 ============================================================================== |
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15 [..] |
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16 The HASH HAL driver can be used as follows: |
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17 (#)Initialize the HASH low level resources by implementing the HAL_HASH_MspInit(): |
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18 (##) Enable the HASH interface clock using __HAL_RCC_HASH_CLK_ENABLE() |
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19 (##) In case of using processing APIs based on interrupts (e.g. HAL_HMACEx_SHA224_Start()) |
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20 (+++) Configure the HASH interrupt priority using HAL_NVIC_SetPriority() |
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21 (+++) Enable the HASH IRQ handler using HAL_NVIC_EnableIRQ() |
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22 (+++) In HASH IRQ handler, call HAL_HASH_IRQHandler() |
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23 (##) In case of using DMA to control data transfer (e.g. HAL_HMACEx_SH224_Start_DMA()) |
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24 (+++) Enable the DMAx interface clock using __DMAx_CLK_ENABLE() |
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25 (+++) Configure and enable one DMA stream one for managing data transfer from |
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26 memory to peripheral (input stream). Managing data transfer from |
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27 peripheral to memory can be performed only using CPU |
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28 (+++) Associate the initialized DMA handle to the HASH DMA handle |
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29 using __HAL_LINKDMA() |
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30 (+++) Configure the priority and enable the NVIC for the transfer complete |
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31 interrupt on the DMA Stream: HAL_NVIC_SetPriority() and HAL_NVIC_EnableIRQ() |
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32 (#)Initialize the HASH HAL using HAL_HASH_Init(). This function configures mainly: |
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33 (##) The data type: 1-bit, 8-bit, 16-bit and 32-bit. |
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34 (##) For HMAC, the encryption key. |
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35 (##) For HMAC, the key size used for encryption. |
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36 (#)Three processing functions are available: |
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37 (##) Polling mode: processing APIs are blocking functions |
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38 i.e. they process the data and wait till the digest computation is finished |
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39 e.g. HAL_HASHEx_SHA224_Start() |
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40 (##) Interrupt mode: encryption and decryption APIs are not blocking functions |
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41 i.e. they process the data under interrupt |
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42 e.g. HAL_HASHEx_SHA224_Start_IT() |
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43 (##) DMA mode: processing APIs are not blocking functions and the CPU is |
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44 not used for data transfer i.e. the data transfer is ensured by DMA |
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45 e.g. HAL_HASHEx_SHA224_Start_DMA() |
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46 (#)When the processing function is called at first time after HAL_HASH_Init() |
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47 the HASH peripheral is initialized and processes the buffer in input. |
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48 After that, the digest computation is started. |
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49 When processing multi-buffer use the accumulate function to write the |
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50 data in the peripheral without starting the digest computation. In last |
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51 buffer use the start function to input the last buffer ans start the digest |
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52 computation. |
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53 (##) e.g. HAL_HASHEx_SHA224_Accumulate() : write 1st data buffer in the peripheral without starting the digest computation |
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54 (##) write (n-1)th data buffer in the peripheral without starting the digest computation |
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55 (##) HAL_HASHEx_SHA224_Start() : write (n)th data buffer in the peripheral and start the digest computation |
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56 (#)In HMAC mode, there is no Accumulate API. Only Start API is available. |
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57 (#)In case of using DMA, call the DMA start processing e.g. HAL_HASHEx_SHA224_Start_DMA(). |
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58 After that, call the finish function in order to get the digest value |
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59 e.g. HAL_HASHEx_SHA224_Finish() |
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60 (#)Call HAL_HASH_DeInit() to deinitialize the HASH peripheral. |
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61 |
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62 @endverbatim |
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63 ****************************************************************************** |
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64 * @attention |
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65 * |
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66 * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> |
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67 * |
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68 * Redistribution and use in source and binary forms, with or without modification, |
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69 * are permitted provided that the following conditions are met: |
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70 * 1. Redistributions of source code must retain the above copyright notice, |
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71 * this list of conditions and the following disclaimer. |
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72 * 2. Redistributions in binary form must reproduce the above copyright notice, |
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73 * this list of conditions and the following disclaimer in the documentation |
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74 * and/or other materials provided with the distribution. |
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75 * 3. Neither the name of STMicroelectronics nor the names of its contributors |
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76 * may be used to endorse or promote products derived from this software |
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77 * without specific prior written permission. |
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78 * |
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79 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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80 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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81 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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82 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
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83 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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84 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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85 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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86 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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87 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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88 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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89 * |
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90 ****************************************************************************** |
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91 */ |
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92 |
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93 /* Includes ------------------------------------------------------------------*/ |
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94 #include "stm32f4xx_hal.h" |
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95 |
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96 /** @addtogroup STM32F4xx_HAL_Driver |
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97 * @{ |
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98 */ |
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99 |
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100 /** @defgroup HASHEx HASHEx |
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101 * @brief HASH Extension HAL module driver. |
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102 * @{ |
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103 */ |
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104 |
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105 #ifdef HAL_HASH_MODULE_ENABLED |
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106 |
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107 #if defined(STM32F437xx) || defined(STM32F439xx) || defined(STM32F479xx) |
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108 |
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109 /* Private typedef -----------------------------------------------------------*/ |
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110 /* Private define ------------------------------------------------------------*/ |
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111 /* Private macro -------------------------------------------------------------*/ |
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112 /* Private variables ---------------------------------------------------------*/ |
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113 /* Private function prototypes -----------------------------------------------*/ |
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114 /** @addtogroup HASHEx_Private_Functions |
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115 * @{ |
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116 */ |
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117 static void HASHEx_DMAXferCplt(DMA_HandleTypeDef *hdma); |
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118 static void HASHEx_WriteData(uint8_t *pInBuffer, uint32_t Size); |
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119 static void HASHEx_GetDigest(uint8_t *pMsgDigest, uint8_t Size); |
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120 static void HASHEx_DMAError(DMA_HandleTypeDef *hdma); |
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121 /** |
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122 * @} |
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123 */ |
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124 |
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125 /* Private functions ---------------------------------------------------------*/ |
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126 |
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127 /** @addtogroup HASHEx_Private_Functions |
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128 * @{ |
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129 */ |
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130 |
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131 /** |
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132 * @brief Writes the input buffer in data register. |
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133 * @param pInBuffer Pointer to input buffer |
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134 * @param Size The size of input buffer |
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135 * @retval None |
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136 */ |
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137 static void HASHEx_WriteData(uint8_t *pInBuffer, uint32_t Size) |
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138 { |
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139 uint32_t buffercounter; |
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140 uint32_t inputaddr = (uint32_t) pInBuffer; |
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141 |
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142 for(buffercounter = 0U; buffercounter < Size; buffercounter+=4U) |
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143 { |
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144 HASH->DIN = *(uint32_t*)inputaddr; |
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145 inputaddr+=4U; |
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146 } |
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147 } |
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148 |
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149 /** |
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150 * @brief Provides the message digest result. |
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151 * @param pMsgDigest Pointer to the message digest |
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152 * @param Size The size of the message digest in bytes |
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153 * @retval None |
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154 */ |
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155 static void HASHEx_GetDigest(uint8_t *pMsgDigest, uint8_t Size) |
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156 { |
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157 uint32_t msgdigest = (uint32_t)pMsgDigest; |
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158 |
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159 switch(Size) |
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160 { |
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161 case 16U: |
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162 /* Read the message digest */ |
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163 *(uint32_t*)(msgdigest) = __REV(HASH->HR[0U]); |
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164 msgdigest+=4U; |
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165 *(uint32_t*)(msgdigest) = __REV(HASH->HR[1U]); |
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166 msgdigest+=4U; |
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167 *(uint32_t*)(msgdigest) = __REV(HASH->HR[2U]); |
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168 msgdigest+=4U; |
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169 *(uint32_t*)(msgdigest) = __REV(HASH->HR[3U]); |
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170 break; |
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171 case 20U: |
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172 /* Read the message digest */ |
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173 *(uint32_t*)(msgdigest) = __REV(HASH->HR[0U]); |
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174 msgdigest+=4U; |
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175 *(uint32_t*)(msgdigest) = __REV(HASH->HR[1U]); |
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176 msgdigest+=4U; |
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177 *(uint32_t*)(msgdigest) = __REV(HASH->HR[2U]); |
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178 msgdigest+=4U; |
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179 *(uint32_t*)(msgdigest) = __REV(HASH->HR[3U]); |
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180 msgdigest+=4U; |
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181 *(uint32_t*)(msgdigest) = __REV(HASH->HR[4U]); |
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182 break; |
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183 case 28U: |
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184 /* Read the message digest */ |
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185 *(uint32_t*)(msgdigest) = __REV(HASH->HR[0U]); |
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186 msgdigest+=4U; |
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187 *(uint32_t*)(msgdigest) = __REV(HASH->HR[1U]); |
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188 msgdigest+=4U; |
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189 *(uint32_t*)(msgdigest) = __REV(HASH->HR[2U]); |
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190 msgdigest+=4U; |
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191 *(uint32_t*)(msgdigest) = __REV(HASH->HR[3U]); |
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192 msgdigest+=4U; |
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193 *(uint32_t*)(msgdigest) = __REV(HASH->HR[4U]); |
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194 msgdigest+=4U; |
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195 *(uint32_t*)(msgdigest) = __REV(HASH_DIGEST->HR[5U]); |
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196 msgdigest+=4U; |
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197 *(uint32_t*)(msgdigest) = __REV(HASH_DIGEST->HR[6U]); |
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198 break; |
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199 case 32U: |
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200 /* Read the message digest */ |
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201 *(uint32_t*)(msgdigest) = __REV(HASH->HR[0U]); |
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202 msgdigest+=4U; |
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203 *(uint32_t*)(msgdigest) = __REV(HASH->HR[1U]); |
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204 msgdigest+=4U; |
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205 *(uint32_t*)(msgdigest) = __REV(HASH->HR[2U]); |
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206 msgdigest+=4U; |
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207 *(uint32_t*)(msgdigest) = __REV(HASH->HR[3U]); |
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208 msgdigest+=4U; |
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209 *(uint32_t*)(msgdigest) = __REV(HASH->HR[4U]); |
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210 msgdigest+=4U; |
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211 *(uint32_t*)(msgdigest) = __REV(HASH_DIGEST->HR[5U]); |
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212 msgdigest+=4U; |
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213 *(uint32_t*)(msgdigest) = __REV(HASH_DIGEST->HR[6U]); |
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214 msgdigest+=4U; |
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215 *(uint32_t*)(msgdigest) = __REV(HASH_DIGEST->HR[7U]); |
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216 break; |
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217 default: |
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218 break; |
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219 } |
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220 } |
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221 |
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222 /** |
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223 * @brief DMA HASH Input Data complete callback. |
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224 * @param hdma DMA handle |
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225 * @retval None |
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226 */ |
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227 static void HASHEx_DMAXferCplt(DMA_HandleTypeDef *hdma) |
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228 { |
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229 HASH_HandleTypeDef* hhash = ( HASH_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
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230 uint32_t inputaddr = 0U; |
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231 uint32_t buffersize = 0U; |
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232 |
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233 if((HASH->CR & HASH_CR_MODE) != HASH_CR_MODE) |
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234 { |
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235 /* Disable the DMA transfer */ |
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236 HASH->CR &= (uint32_t)(~HASH_CR_DMAE); |
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237 |
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238 /* Change HASH peripheral state */ |
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239 hhash->State = HAL_HASH_STATE_READY; |
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240 |
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241 /* Call Input data transfer complete callback */ |
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242 HAL_HASH_InCpltCallback(hhash); |
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243 } |
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244 else |
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245 { |
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246 /* Increment Interrupt counter */ |
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247 hhash->HashInCount++; |
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248 /* Disable the DMA transfer before starting the next transfer */ |
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249 HASH->CR &= (uint32_t)(~HASH_CR_DMAE); |
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250 |
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251 if(hhash->HashInCount <= 2U) |
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252 { |
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253 /* In case HashInCount = 1, set the DMA to transfer data to HASH DIN register */ |
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254 if(hhash->HashInCount == 1U) |
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255 { |
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256 inputaddr = (uint32_t)hhash->pHashInBuffPtr; |
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257 buffersize = hhash->HashBuffSize; |
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258 } |
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259 /* In case HashInCount = 2, set the DMA to transfer key to HASH DIN register */ |
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260 else if(hhash->HashInCount == 2U) |
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261 { |
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262 inputaddr = (uint32_t)hhash->Init.pKey; |
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263 buffersize = hhash->Init.KeySize; |
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264 } |
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265 /* Configure the number of valid bits in last word of the message */ |
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266 MODIFY_REG(HASH->STR, HASH_STR_NBLW, 8U * (buffersize % 4U)); |
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267 |
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268 /* Set the HASH DMA transfer complete */ |
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269 hhash->hdmain->XferCpltCallback = HASHEx_DMAXferCplt; |
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270 |
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271 /* Enable the DMA In DMA Stream */ |
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272 HAL_DMA_Start_IT(hhash->hdmain, inputaddr, (uint32_t)&HASH->DIN, (buffersize%4U ? (buffersize+3U)/4U:buffersize/4U)); |
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273 |
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274 /* Enable DMA requests */ |
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275 HASH->CR |= (HASH_CR_DMAE); |
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276 } |
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277 else |
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278 { |
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279 /* Disable the DMA transfer */ |
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280 HASH->CR &= (uint32_t)(~HASH_CR_DMAE); |
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281 |
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282 /* Reset the InCount */ |
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283 hhash->HashInCount = 0U; |
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284 |
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285 /* Change HASH peripheral state */ |
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286 hhash->State = HAL_HASH_STATE_READY; |
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287 |
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288 /* Call Input data transfer complete callback */ |
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289 HAL_HASH_InCpltCallback(hhash); |
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290 } |
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291 } |
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292 } |
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293 |
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294 /** |
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295 * @brief DMA HASH communication error callback. |
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296 * @param hdma DMA handle |
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297 * @retval None |
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298 */ |
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299 static void HASHEx_DMAError(DMA_HandleTypeDef *hdma) |
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300 { |
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301 HASH_HandleTypeDef* hhash = ( HASH_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
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302 hhash->State= HAL_HASH_STATE_READY; |
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303 HAL_HASH_ErrorCallback(hhash); |
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304 } |
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305 |
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306 /** |
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307 * @} |
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308 */ |
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309 |
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310 /* Exported functions --------------------------------------------------------*/ |
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311 /** @addtogroup HASHEx_Exported_Functions |
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312 * @{ |
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313 */ |
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314 |
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315 /** @defgroup HASHEx_Group1 HASH processing functions |
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316 * @brief processing functions using polling mode |
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317 * |
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318 @verbatim |
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319 =============================================================================== |
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320 ##### HASH processing using polling mode functions ##### |
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321 =============================================================================== |
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322 [..] This section provides functions allowing to calculate in polling mode |
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323 the hash value using one of the following algorithms: |
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324 (+) SHA224 |
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325 (+) SHA256 |
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326 |
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327 @endverbatim |
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328 * @{ |
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329 */ |
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330 |
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331 /** |
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332 * @brief Initializes the HASH peripheral in SHA224 mode |
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333 * then processes pInBuffer. The digest is available in pOutBuffer |
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334 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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335 * the configuration information for HASH module |
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336 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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337 * @param Size Length of the input buffer in bytes. |
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338 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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339 * @param pOutBuffer Pointer to the computed digest. Its size must be 28 bytes. |
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340 * @param Timeout Specify Timeout value |
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341 * @retval HAL status |
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342 */ |
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343 HAL_StatusTypeDef HAL_HASHEx_SHA224_Start(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size, uint8_t* pOutBuffer, uint32_t Timeout) |
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344 { |
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345 uint32_t tickstart = 0U; |
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346 |
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347 /* Process Locked */ |
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348 __HAL_LOCK(hhash); |
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349 |
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350 /* Change the HASH state */ |
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351 hhash->State = HAL_HASH_STATE_BUSY; |
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352 |
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353 /* Check if initialization phase has already been performed */ |
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354 if(hhash->Phase == HAL_HASH_PHASE_READY) |
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355 { |
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356 /* Select the SHA224 mode and reset the HASH processor core, so that the HASH will be ready to compute |
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357 the message digest of a new message */ |
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358 HASH->CR |= HASH_ALGOSELECTION_SHA224 | HASH_CR_INIT; |
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359 } |
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360 |
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361 /* Set the phase */ |
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362 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
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363 |
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364 /* Configure the number of valid bits in last word of the message */ |
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365 __HAL_HASH_SET_NBVALIDBITS(Size); |
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366 |
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367 /* Write input buffer in data register */ |
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368 HASHEx_WriteData(pInBuffer, Size); |
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369 |
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370 /* Start the digest calculation */ |
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371 __HAL_HASH_START_DIGEST(); |
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372 |
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373 /* Get tick */ |
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374 tickstart = HAL_GetTick(); |
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375 |
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376 while((HASH->SR & HASH_FLAG_BUSY) == HASH_FLAG_BUSY) |
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377 { |
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378 /* Check for the Timeout */ |
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379 if(Timeout != HAL_MAX_DELAY) |
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380 { |
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381 if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout)) |
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382 { |
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383 /* Change state */ |
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384 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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385 |
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386 /* Process Unlocked */ |
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387 __HAL_UNLOCK(hhash); |
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388 |
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389 return HAL_TIMEOUT; |
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390 } |
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391 } |
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392 } |
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393 |
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394 /* Read the message digest */ |
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395 HASHEx_GetDigest(pOutBuffer, 28U); |
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396 |
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397 /* Change the HASH state */ |
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398 hhash->State = HAL_HASH_STATE_READY; |
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399 |
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400 /* Process Unlocked */ |
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401 __HAL_UNLOCK(hhash); |
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402 |
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403 /* Return function status */ |
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404 return HAL_OK; |
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405 } |
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406 |
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407 /** |
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408 * @brief Initializes the HASH peripheral in SHA256 mode then processes pInBuffer. |
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409 The digest is available in pOutBuffer. |
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410 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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411 * the configuration information for HASH module |
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412 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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413 * @param Size Length of the input buffer in bytes. |
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414 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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415 * @param pOutBuffer Pointer to the computed digest. Its size must be 32 bytes. |
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416 * @param Timeout Specify Timeout value |
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417 * @retval HAL status |
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418 */ |
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419 HAL_StatusTypeDef HAL_HASHEx_SHA256_Start(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size, uint8_t* pOutBuffer, uint32_t Timeout) |
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420 { |
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421 uint32_t tickstart = 0U; |
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422 |
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423 /* Process Locked */ |
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424 __HAL_LOCK(hhash); |
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425 |
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426 /* Change the HASH state */ |
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427 hhash->State = HAL_HASH_STATE_BUSY; |
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428 |
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429 /* Check if initialization phase has already been performed */ |
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430 if(hhash->Phase == HAL_HASH_PHASE_READY) |
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431 { |
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432 /* Select the SHA256 mode and reset the HASH processor core, so that the HASH will be ready to compute |
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433 the message digest of a new message */ |
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434 HASH->CR |= HASH_ALGOSELECTION_SHA256 | HASH_CR_INIT; |
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435 } |
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436 |
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437 /* Set the phase */ |
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438 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
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439 |
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440 /* Configure the number of valid bits in last word of the message */ |
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441 __HAL_HASH_SET_NBVALIDBITS(Size); |
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442 |
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443 /* Write input buffer in data register */ |
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444 HASHEx_WriteData(pInBuffer, Size); |
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445 |
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446 /* Start the digest calculation */ |
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447 __HAL_HASH_START_DIGEST(); |
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448 |
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449 /* Get tick */ |
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450 tickstart = HAL_GetTick(); |
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451 |
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452 while((HASH->SR & HASH_FLAG_BUSY) == HASH_FLAG_BUSY) |
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453 { |
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454 /* Check for the Timeout */ |
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455 if(Timeout != HAL_MAX_DELAY) |
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456 { |
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457 if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout)) |
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458 { |
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459 /* Change state */ |
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460 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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461 |
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462 /* Process Unlocked */ |
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463 __HAL_UNLOCK(hhash); |
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464 |
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465 return HAL_TIMEOUT; |
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466 } |
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467 } |
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468 } |
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469 |
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470 /* Read the message digest */ |
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471 HASHEx_GetDigest(pOutBuffer, 32U); |
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472 |
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473 /* Change the HASH state */ |
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474 hhash->State = HAL_HASH_STATE_READY; |
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475 |
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476 /* Process Unlocked */ |
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477 __HAL_UNLOCK(hhash); |
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478 |
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479 /* Return function status */ |
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480 return HAL_OK; |
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481 } |
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482 |
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483 |
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484 /** |
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485 * @brief Initializes the HASH peripheral in SHA224 mode |
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486 * then processes pInBuffer. The digest is available in pOutBuffer |
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487 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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488 * the configuration information for HASH module |
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489 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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490 * @param Size Length of the input buffer in bytes. |
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491 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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492 * @retval HAL status |
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493 */ |
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494 HAL_StatusTypeDef HAL_HASHEx_SHA224_Accumulate(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size) |
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495 { |
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496 /* Process Locked */ |
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497 __HAL_LOCK(hhash); |
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498 |
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499 /* Change the HASH state */ |
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500 hhash->State = HAL_HASH_STATE_BUSY; |
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501 |
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502 /* Check if initialization phase has already been performed */ |
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503 if(hhash->Phase == HAL_HASH_PHASE_READY) |
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504 { |
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505 /* Select the SHA224 mode and reset the HASH processor core, so that the HASH will be ready to compute |
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506 the message digest of a new message */ |
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507 HASH->CR |= HASH_ALGOSELECTION_SHA224 | HASH_CR_INIT; |
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508 } |
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509 |
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510 /* Set the phase */ |
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511 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
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512 |
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513 /* Configure the number of valid bits in last word of the message */ |
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514 __HAL_HASH_SET_NBVALIDBITS(Size); |
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515 |
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516 /* Write input buffer in data register */ |
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517 HASHEx_WriteData(pInBuffer, Size); |
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518 |
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519 /* Change the HASH state */ |
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520 hhash->State = HAL_HASH_STATE_READY; |
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521 |
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522 /* Process Unlocked */ |
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523 __HAL_UNLOCK(hhash); |
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524 |
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525 /* Return function status */ |
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526 return HAL_OK; |
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527 } |
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528 |
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529 |
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530 /** |
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531 * @brief Initializes the HASH peripheral in SHA256 mode then processes pInBuffer. |
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532 The digest is available in pOutBuffer. |
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533 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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534 * the configuration information for HASH module |
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535 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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536 * @param Size Length of the input buffer in bytes. |
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537 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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538 * @retval HAL status |
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539 */ |
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540 HAL_StatusTypeDef HAL_HASHEx_SHA256_Accumulate(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size) |
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541 { |
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542 /* Process Locked */ |
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543 __HAL_LOCK(hhash); |
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544 |
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545 /* Change the HASH state */ |
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546 hhash->State = HAL_HASH_STATE_BUSY; |
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547 |
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548 /* Check if initialization phase has already been performed */ |
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549 if(hhash->Phase == HAL_HASH_PHASE_READY) |
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550 { |
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551 /* Select the SHA256 mode and reset the HASH processor core, so that the HASH will be ready to compute |
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552 the message digest of a new message */ |
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553 HASH->CR |= HASH_ALGOSELECTION_SHA256 | HASH_CR_INIT; |
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554 } |
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555 |
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556 /* Set the phase */ |
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557 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
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558 |
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559 /* Configure the number of valid bits in last word of the message */ |
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560 __HAL_HASH_SET_NBVALIDBITS(Size); |
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561 |
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562 /* Write input buffer in data register */ |
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563 HASHEx_WriteData(pInBuffer, Size); |
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564 |
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565 /* Change the HASH state */ |
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566 hhash->State = HAL_HASH_STATE_READY; |
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567 |
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568 /* Process Unlocked */ |
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569 __HAL_UNLOCK(hhash); |
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570 |
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571 /* Return function status */ |
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572 return HAL_OK; |
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573 } |
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574 |
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575 |
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576 /** |
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577 * @} |
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578 */ |
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579 |
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580 /** @defgroup HASHEx_Group2 HMAC processing functions using polling mode |
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581 * @brief HMAC processing functions using polling mode . |
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582 * |
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583 @verbatim |
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584 =============================================================================== |
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585 ##### HMAC processing using polling mode functions ##### |
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586 =============================================================================== |
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587 [..] This section provides functions allowing to calculate in polling mode |
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588 the HMAC value using one of the following algorithms: |
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589 (+) SHA224 |
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590 (+) SHA256 |
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591 |
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592 @endverbatim |
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593 * @{ |
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594 */ |
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595 |
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596 /** |
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597 * @brief Initializes the HASH peripheral in HMAC SHA224 mode |
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598 * then processes pInBuffer. The digest is available in pOutBuffer. |
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599 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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600 * the configuration information for HASH module |
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601 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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602 * @param Size Length of the input buffer in bytes. |
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603 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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604 * @param pOutBuffer Pointer to the computed digest. Its size must be 20 bytes. |
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605 * @param Timeout Timeout value |
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606 * @retval HAL status |
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607 */ |
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608 HAL_StatusTypeDef HAL_HMACEx_SHA224_Start(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size, uint8_t* pOutBuffer, uint32_t Timeout) |
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609 { |
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610 uint32_t tickstart = 0U; |
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611 |
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612 /* Process Locked */ |
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613 __HAL_LOCK(hhash); |
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614 |
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615 /* Change the HASH state */ |
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616 hhash->State = HAL_HASH_STATE_BUSY; |
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617 |
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618 /* Check if initialization phase has already been performed */ |
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619 if(hhash->Phase == HAL_HASH_PHASE_READY) |
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620 { |
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621 /* Check if key size is greater than 64 bytes */ |
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622 if(hhash->Init.KeySize > 64U) |
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623 { |
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624 /* Select the HMAC SHA224 mode */ |
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625 HASH->CR |= (HASH_ALGOSELECTION_SHA224 | HASH_ALGOMODE_HMAC | HASH_HMAC_KEYTYPE_LONGKEY | HASH_CR_INIT); |
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626 } |
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627 else |
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628 { |
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629 /* Select the HMAC SHA224 mode */ |
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630 HASH->CR |= (HASH_ALGOSELECTION_SHA224 | HASH_ALGOMODE_HMAC | HASH_CR_INIT); |
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631 } |
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632 } |
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633 |
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634 /* Set the phase */ |
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635 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
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636 |
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637 /************************** STEP 1 ******************************************/ |
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638 /* Configure the number of valid bits in last word of the message */ |
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639 __HAL_HASH_SET_NBVALIDBITS(hhash->Init.KeySize); |
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640 |
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641 /* Write input buffer in data register */ |
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642 HASHEx_WriteData(hhash->Init.pKey, hhash->Init.KeySize); |
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643 |
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644 /* Start the digest calculation */ |
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645 __HAL_HASH_START_DIGEST(); |
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646 |
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647 /* Get tick */ |
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648 tickstart = HAL_GetTick(); |
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649 |
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650 while((HASH->SR & HASH_FLAG_BUSY) == HASH_FLAG_BUSY) |
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651 { |
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652 /* Check for the Timeout */ |
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653 if(Timeout != HAL_MAX_DELAY) |
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654 { |
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655 if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout)) |
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656 { |
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657 /* Change state */ |
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658 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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659 |
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660 /* Process Unlocked */ |
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661 __HAL_UNLOCK(hhash); |
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662 |
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663 return HAL_TIMEOUT; |
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664 } |
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665 } |
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666 } |
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667 /************************** STEP 2 ******************************************/ |
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668 /* Configure the number of valid bits in last word of the message */ |
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669 __HAL_HASH_SET_NBVALIDBITS(Size); |
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|
670 |
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|
671 /* Write input buffer in data register */ |
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672 HASHEx_WriteData(pInBuffer, Size); |
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Ideenmodellierer
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|
673 |
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|
674 /* Start the digest calculation */ |
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|
675 __HAL_HASH_START_DIGEST(); |
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|
676 |
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|
677 /* Get tick */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
678 tickstart = HAL_GetTick(); |
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|
679 |
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680 while((HASH->SR & HASH_FLAG_BUSY) == HASH_FLAG_BUSY) |
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|
681 { |
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parents:
diff
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|
682 /* Check for the Timeout */ |
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diff
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|
683 if(Timeout != HAL_MAX_DELAY) |
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|
684 { |
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|
685 if((HAL_GetTick() - tickstart ) > Timeout) |
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|
686 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
687 /* Change state */ |
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Ideenmodellierer
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|
688 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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|
689 |
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|
690 /* Process Unlocked */ |
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Ideenmodellierer
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|
691 __HAL_UNLOCK(hhash); |
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Ideenmodellierer
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|
692 |
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|
693 return HAL_TIMEOUT; |
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Ideenmodellierer
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|
694 } |
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|
695 } |
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parents:
diff
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|
696 } |
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parents:
diff
changeset
|
697 /************************** STEP 3 ******************************************/ |
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Added current STM32 standandard libraries in version independend folder structure
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|
698 /* Configure the number of valid bits in last word of the message */ |
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|
699 __HAL_HASH_SET_NBVALIDBITS(hhash->Init.KeySize); |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
700 |
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parents:
diff
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|
701 /* Write input buffer in data register */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
702 HASHEx_WriteData(hhash->Init.pKey, hhash->Init.KeySize); |
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Added current STM32 standandard libraries in version independend folder structure
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|
703 |
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parents:
diff
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|
704 /* Start the digest calculation */ |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
705 __HAL_HASH_START_DIGEST(); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
706 |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
707 /* Get tick */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
708 tickstart = HAL_GetTick(); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
709 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
710 while((HASH->SR & HASH_FLAG_BUSY) == HASH_FLAG_BUSY) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
711 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
712 /* Check for the Timeout */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
713 if(Timeout != HAL_MAX_DELAY) |
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Ideenmodellierer
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diff
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|
714 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
715 if((HAL_GetTick() - tickstart ) > Timeout) |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
716 { |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
717 /* Change state */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
718 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
719 |
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Added current STM32 standandard libraries in version independend folder structure
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|
720 /* Process Unlocked */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
721 __HAL_UNLOCK(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
722 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
723 return HAL_TIMEOUT; |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
724 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
725 } |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
726 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
727 /* Read the message digest */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
728 HASHEx_GetDigest(pOutBuffer, 28U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
729 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
changeset
|
730 /* Change the HASH state */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
731 hhash->State = HAL_HASH_STATE_READY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
732 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
733 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
734 __HAL_UNLOCK(hhash); |
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Added current STM32 standandard libraries in version independend folder structure
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|
735 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
736 /* Return function status */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
737 return HAL_OK; |
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Added current STM32 standandard libraries in version independend folder structure
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|
738 } |
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Added current STM32 standandard libraries in version independend folder structure
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|
739 |
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|
740 /** |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
741 * @brief Initializes the HASH peripheral in HMAC SHA256 mode |
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Added current STM32 standandard libraries in version independend folder structure
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|
742 * then processes pInBuffer. The digest is available in pOutBuffer |
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Added current STM32 standandard libraries in version independend folder structure
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|
743 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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|
744 * the configuration information for HASH module |
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Added current STM32 standandard libraries in version independend folder structure
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|
745 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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Added current STM32 standandard libraries in version independend folder structure
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|
746 * @param Size Length of the input buffer in bytes. |
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Added current STM32 standandard libraries in version independend folder structure
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|
747 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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Added current STM32 standandard libraries in version independend folder structure
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|
748 * @param pOutBuffer Pointer to the computed digest. Its size must be 20 bytes. |
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Added current STM32 standandard libraries in version independend folder structure
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|
749 * @param Timeout Timeout value |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
750 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
751 */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
752 HAL_StatusTypeDef HAL_HMACEx_SHA256_Start(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size, uint8_t* pOutBuffer, uint32_t Timeout) |
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Added current STM32 standandard libraries in version independend folder structure
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|
753 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
754 uint32_t tickstart = 0U; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
755 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
756 /* Process Locked */ |
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|
757 __HAL_LOCK(hhash); |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
758 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
759 /* Change the HASH state */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
760 hhash->State = HAL_HASH_STATE_BUSY; |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
761 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
762 /* Check if initialization phase has already been performed */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
763 if(hhash->Phase == HAL_HASH_PHASE_READY) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
764 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
765 /* Check if key size is greater than 64 bytes */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
766 if(hhash->Init.KeySize > 64U) |
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Added current STM32 standandard libraries in version independend folder structure
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|
767 { |
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Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
768 /* Select the HMAC SHA256 mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
769 HASH->CR |= (HASH_ALGOSELECTION_SHA256 | HASH_ALGOMODE_HMAC | HASH_HMAC_KEYTYPE_LONGKEY); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
770 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
771 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
772 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
773 /* Select the HMAC SHA256 mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
774 HASH->CR |= (HASH_ALGOSELECTION_SHA256 | HASH_ALGOMODE_HMAC); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
775 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
776 /* Reset the HASH processor core, so that the HASH will be ready to compute |
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|
777 the message digest of a new message */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
778 HASH->CR |= HASH_CR_INIT; |
c78bcbd5deda
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diff
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|
779 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
780 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
781 /* Set the phase */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
782 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
783 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
784 /************************** STEP 1 ******************************************/ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
785 /* Configure the number of valid bits in last word of the message */ |
c78bcbd5deda
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|
786 __HAL_HASH_SET_NBVALIDBITS(hhash->Init.KeySize); |
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diff
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|
787 |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
788 /* Write input buffer in data register */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
789 HASHEx_WriteData(hhash->Init.pKey, hhash->Init.KeySize); |
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Added current STM32 standandard libraries in version independend folder structure
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|
790 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
791 /* Start the digest calculation */ |
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|
792 __HAL_HASH_START_DIGEST(); |
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Added current STM32 standandard libraries in version independend folder structure
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|
793 |
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Added current STM32 standandard libraries in version independend folder structure
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|
794 /* Get tick */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
795 tickstart = HAL_GetTick(); |
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Added current STM32 standandard libraries in version independend folder structure
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|
796 |
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Added current STM32 standandard libraries in version independend folder structure
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|
797 while((HASH->SR & HASH_FLAG_BUSY) == HASH_FLAG_BUSY) |
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Added current STM32 standandard libraries in version independend folder structure
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|
798 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
799 /* Check for the Timeout */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
800 if(Timeout != HAL_MAX_DELAY) |
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|
801 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
802 if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout)) |
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Added current STM32 standandard libraries in version independend folder structure
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|
803 { |
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Added current STM32 standandard libraries in version independend folder structure
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804 /* Change state */ |
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805 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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Added current STM32 standandard libraries in version independend folder structure
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|
806 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
807 /* Process Unlocked */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
808 __HAL_UNLOCK(hhash); |
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|
809 |
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|
810 return HAL_TIMEOUT; |
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diff
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|
811 } |
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diff
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|
812 } |
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Ideenmodellierer
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diff
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|
813 } |
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diff
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|
814 /************************** STEP 2 ******************************************/ |
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|
815 /* Configure the number of valid bits in last word of the message */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
816 __HAL_HASH_SET_NBVALIDBITS(Size); |
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|
817 |
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diff
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|
818 /* Write input buffer in data register */ |
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|
819 HASHEx_WriteData(pInBuffer, Size); |
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|
820 |
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diff
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|
821 /* Start the digest calculation */ |
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|
822 __HAL_HASH_START_DIGEST(); |
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|
823 |
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diff
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|
824 /* Get tick */ |
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|
825 tickstart = HAL_GetTick(); |
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|
826 |
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|
827 while((HASH->SR & HASH_FLAG_BUSY) == HASH_FLAG_BUSY) |
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|
828 { |
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|
829 /* Check for the Timeout */ |
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|
830 if(Timeout != HAL_MAX_DELAY) |
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|
831 { |
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|
832 if((HAL_GetTick() - tickstart ) > Timeout) |
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833 { |
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|
834 /* Change state */ |
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835 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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836 |
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837 /* Process Unlocked */ |
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|
838 __HAL_UNLOCK(hhash); |
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|
839 |
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|
840 return HAL_TIMEOUT; |
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|
841 } |
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|
842 } |
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|
843 } |
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|
844 /************************** STEP 3 ******************************************/ |
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|
845 /* Configure the number of valid bits in last word of the message */ |
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846 __HAL_HASH_SET_NBVALIDBITS(hhash->Init.KeySize); |
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|
847 |
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|
848 /* Write input buffer in data register */ |
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|
849 HASHEx_WriteData(hhash->Init.pKey, hhash->Init.KeySize); |
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850 |
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|
851 /* Start the digest calculation */ |
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|
852 __HAL_HASH_START_DIGEST(); |
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|
853 |
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|
854 /* Get tick */ |
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|
855 tickstart = HAL_GetTick(); |
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|
856 |
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|
857 while((HASH->SR & HASH_FLAG_BUSY) == HASH_FLAG_BUSY) |
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858 { |
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|
859 /* Check for the Timeout */ |
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|
860 if(Timeout != HAL_MAX_DELAY) |
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|
861 { |
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862 if((HAL_GetTick() - tickstart ) > Timeout) |
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863 { |
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|
864 /* Change state */ |
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865 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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866 |
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867 /* Process Unlocked */ |
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|
868 __HAL_UNLOCK(hhash); |
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|
869 |
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|
870 return HAL_TIMEOUT; |
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|
871 } |
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|
872 } |
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|
873 } |
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|
874 /* Read the message digest */ |
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875 HASHEx_GetDigest(pOutBuffer, 32U); |
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|
876 |
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|
877 /* Change the HASH state */ |
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878 hhash->State = HAL_HASH_STATE_READY; |
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|
879 |
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|
880 /* Process Unlocked */ |
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|
881 __HAL_UNLOCK(hhash); |
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|
882 |
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|
883 /* Return function status */ |
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884 return HAL_OK; |
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885 } |
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886 |
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887 /** |
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|
888 * @} |
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|
889 */ |
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|
890 |
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891 /** @defgroup HASHEx_Group3 HASH processing functions using interrupt mode |
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|
892 * @brief processing functions using interrupt mode. |
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893 * |
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|
894 @verbatim |
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|
895 =============================================================================== |
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896 ##### HASH processing using interrupt functions ##### |
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|
897 =============================================================================== |
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|
898 [..] This section provides functions allowing to calculate in interrupt mode |
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|
899 the hash value using one of the following algorithms: |
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|
900 (+) SHA224 |
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|
901 (+) SHA256 |
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902 |
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903 @endverbatim |
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904 * @{ |
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905 */ |
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|
906 |
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|
907 /** |
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908 * @brief Initializes the HASH peripheral in SHA224 mode then processes pInBuffer. |
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909 * The digest is available in pOutBuffer. |
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910 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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911 * the configuration information for HASH module |
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912 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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913 * @param Size Length of the input buffer in bytes. |
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914 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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915 * @param pOutBuffer Pointer to the computed digest. Its size must be 20 bytes. |
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916 * @retval HAL status |
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917 */ |
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918 HAL_StatusTypeDef HAL_HASHEx_SHA224_Start_IT(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size, uint8_t* pOutBuffer) |
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919 { |
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920 uint32_t inputaddr; |
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921 uint32_t buffercounter; |
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922 uint32_t inputcounter; |
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|
923 |
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|
924 /* Process Locked */ |
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|
925 __HAL_LOCK(hhash); |
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|
926 |
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927 if(hhash->State == HAL_HASH_STATE_READY) |
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|
928 { |
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929 /* Change the HASH state */ |
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930 hhash->State = HAL_HASH_STATE_BUSY; |
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931 |
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932 hhash->HashInCount = Size; |
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933 hhash->pHashInBuffPtr = pInBuffer; |
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934 hhash->pHashOutBuffPtr = pOutBuffer; |
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|
935 |
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936 /* Check if initialization phase has already been performed */ |
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937 if(hhash->Phase == HAL_HASH_PHASE_READY) |
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938 { |
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939 /* Select the SHA224 mode */ |
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940 HASH->CR |= HASH_ALGOSELECTION_SHA224; |
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|
941 /* Reset the HASH processor core, so that the HASH will be ready to compute |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
942 the message digest of a new message */ |
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Ideenmodellierer
parents:
diff
changeset
|
943 HASH->CR |= HASH_CR_INIT; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
944 } |
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Ideenmodellierer
parents:
diff
changeset
|
945 /* Reset interrupt counter */ |
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Ideenmodellierer
parents:
diff
changeset
|
946 hhash->HashITCounter = 0U; |
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Ideenmodellierer
parents:
diff
changeset
|
947 |
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Ideenmodellierer
parents:
diff
changeset
|
948 /* Set the phase */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
949 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
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Ideenmodellierer
parents:
diff
changeset
|
950 |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
951 /* Process Unlocked */ |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
952 __HAL_UNLOCK(hhash); |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
953 |
c78bcbd5deda
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parents:
diff
changeset
|
954 /* Enable Interrupts */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
955 HASH->IMR = (HASH_IT_DINI | HASH_IT_DCI); |
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Ideenmodellierer
parents:
diff
changeset
|
956 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
957 /* Return function status */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
958 return HAL_OK; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
959 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
960 if(__HAL_HASH_GET_FLAG(HASH_FLAG_DCIS)) |
c78bcbd5deda
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parents:
diff
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|
961 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
962 /* Read the message digest */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
963 HASHEx_GetDigest(hhash->pHashOutBuffPtr, 28U); |
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parents:
diff
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|
964 if(hhash->HashInCount == 0U) |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
965 { |
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parents:
diff
changeset
|
966 /* Disable Interrupts */ |
c78bcbd5deda
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Ideenmodellierer
parents:
diff
changeset
|
967 HASH->IMR = 0U; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
968 /* Change the HASH state */ |
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Ideenmodellierer
parents:
diff
changeset
|
969 hhash->State = HAL_HASH_STATE_READY; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
970 /* Call digest computation complete callback */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
971 HAL_HASH_DgstCpltCallback(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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972 |
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parents:
diff
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|
973 /* Process Unlocked */ |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
974 __HAL_UNLOCK(hhash); |
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|
975 |
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Ideenmodellierer
parents:
diff
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|
976 /* Return function status */ |
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parents:
diff
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|
977 return HAL_OK; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
978 } |
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Ideenmodellierer
parents:
diff
changeset
|
979 } |
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diff
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|
980 if(__HAL_HASH_GET_FLAG(HASH_FLAG_DINIS)) |
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parents:
diff
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|
981 { |
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|
982 if(hhash->HashInCount >= 68U) |
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983 { |
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|
984 inputaddr = (uint32_t)hhash->pHashInBuffPtr; |
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Added current STM32 standandard libraries in version independend folder structure
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|
985 /* Write the Input block in the Data IN register */ |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
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986 for(buffercounter = 0U; buffercounter < 64U; buffercounter+=4U) |
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|
987 { |
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|
988 HASH->DIN = *(uint32_t*)inputaddr; |
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|
989 inputaddr+=4U; |
c78bcbd5deda
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diff
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|
990 } |
c78bcbd5deda
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diff
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|
991 if(hhash->HashITCounter == 0U) |
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|
992 { |
c78bcbd5deda
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|
993 HASH->DIN = *(uint32_t*)inputaddr; |
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Added current STM32 standandard libraries in version independend folder structure
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|
994 |
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|
995 if(hhash->HashInCount >= 68U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
996 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
997 /* Decrement buffer counter */ |
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|
998 hhash->HashInCount -= 68U; |
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|
999 hhash->pHashInBuffPtr+= 68U; |
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Added current STM32 standandard libraries in version independend folder structure
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|
1000 } |
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|
1001 else |
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diff
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|
1002 { |
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diff
changeset
|
1003 hhash->HashInCount = 0U; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1004 hhash->pHashInBuffPtr+= hhash->HashInCount; |
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Ideenmodellierer
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|
1005 } |
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Ideenmodellierer
parents:
diff
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|
1006 /* Set Interrupt counter */ |
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Ideenmodellierer
parents:
diff
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|
1007 hhash->HashITCounter = 1U; |
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diff
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|
1008 } |
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parents:
diff
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|
1009 else |
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diff
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|
1010 { |
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diff
changeset
|
1011 /* Decrement buffer counter */ |
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diff
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|
1012 hhash->HashInCount -= 64U; |
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|
1013 hhash->pHashInBuffPtr+= 64U; |
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1014 } |
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|
1015 } |
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diff
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|
1016 else |
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parents:
diff
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|
1017 { |
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diff
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|
1018 /* Get the buffer address */ |
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|
1019 inputaddr = (uint32_t)hhash->pHashInBuffPtr; |
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|
1020 /* Get the buffer counter */ |
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parents:
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|
1021 inputcounter = hhash->HashInCount; |
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Ideenmodellierer
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|
1022 /* Disable Interrupts */ |
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|
1023 HASH->IMR &= ~(HASH_IT_DINI); |
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1024 /* Configure the number of valid bits in last word of the message */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1025 __HAL_HASH_SET_NBVALIDBITS(inputcounter); |
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Added current STM32 standandard libraries in version independend folder structure
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|
1026 |
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Added current STM32 standandard libraries in version independend folder structure
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|
1027 if((inputcounter > 4U) && (inputcounter%4U)) |
c78bcbd5deda
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|
1028 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
1029 inputcounter = (inputcounter+4U-inputcounter%4U); |
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|
1030 } |
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|
1031 else if ((inputcounter < 4U) && (inputcounter != 0U)) |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
1032 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1033 inputcounter = 4U; |
c78bcbd5deda
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Ideenmodellierer
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diff
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|
1034 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1035 /* Write the Input block in the Data IN register */ |
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|
1036 for(buffercounter = 0U; buffercounter < inputcounter/4U; buffercounter++) |
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diff
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|
1037 { |
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Ideenmodellierer
parents:
diff
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|
1038 HASH->DIN = *(uint32_t*)inputaddr; |
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Ideenmodellierer
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|
1039 inputaddr+=4U; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
1040 } |
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Ideenmodellierer
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diff
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|
1041 /* Start the digest calculation */ |
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changeset
|
1042 __HAL_HASH_START_DIGEST(); |
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Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
1043 /* Reset buffer counter */ |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
1044 hhash->HashInCount = 0U; |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1045 /* Call Input data transfer complete callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1046 HAL_HASH_InCpltCallback(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1047 } |
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|
1048 } |
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|
1049 |
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changeset
|
1050 /* Process Unlocked */ |
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parents:
diff
changeset
|
1051 __HAL_UNLOCK(hhash); |
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|
1052 |
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changeset
|
1053 /* Return function status */ |
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parents:
diff
changeset
|
1054 return HAL_OK; |
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changeset
|
1055 } |
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|
1056 |
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|
1057 |
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|
1058 /** |
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Added current STM32 standandard libraries in version independend folder structure
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|
1059 * @brief Initializes the HASH peripheral in SHA256 mode then processes pInBuffer. |
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|
1060 * The digest is available in pOutBuffer. |
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|
1061 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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|
1062 * the configuration information for HASH module |
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|
1063 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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1064 * @param Size Length of the input buffer in bytes. |
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1065 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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1066 * @param pOutBuffer Pointer to the computed digest. Its size must be 20 bytes. |
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|
1067 * @retval HAL status |
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|
1068 */ |
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|
1069 HAL_StatusTypeDef HAL_HASHEx_SHA256_Start_IT(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size, uint8_t* pOutBuffer) |
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|
1070 { |
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|
1071 uint32_t inputaddr; |
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|
1072 uint32_t buffercounter; |
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Ideenmodellierer
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|
1073 uint32_t inputcounter; |
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|
1074 |
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|
1075 /* Process Locked */ |
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|
1076 __HAL_LOCK(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1077 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1078 if(hhash->State == HAL_HASH_STATE_READY) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1079 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1080 /* Change the HASH state */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1081 hhash->State = HAL_HASH_STATE_BUSY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1082 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1083 hhash->HashInCount = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1084 hhash->pHashInBuffPtr = pInBuffer; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1085 hhash->pHashOutBuffPtr = pOutBuffer; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1086 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1087 /* Check if initialization phase has already been performed */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1088 if(hhash->Phase == HAL_HASH_PHASE_READY) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1089 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1090 /* Select the SHA256 mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1091 HASH->CR |= HASH_ALGOSELECTION_SHA256; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1092 /* Reset the HASH processor core, so that the HASH will be ready to compute |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1093 the message digest of a new message */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1094 HASH->CR |= HASH_CR_INIT; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1095 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1096 /* Reset interrupt counter */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1097 hhash->HashITCounter = 0U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1098 |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1099 /* Set the phase */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
1100 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
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Added current STM32 standandard libraries in version independend folder structure
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|
1101 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1102 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1103 __HAL_UNLOCK(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
1104 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
1105 /* Enable Interrupts */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1106 HASH->IMR = (HASH_IT_DINI | HASH_IT_DCI); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
1107 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
1108 /* Return function status */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
1109 return HAL_OK; |
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Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1110 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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|
1111 if(__HAL_HASH_GET_FLAG(HASH_FLAG_DCIS)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
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|
1112 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1113 /* Read the message digest */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
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|
1114 HASHEx_GetDigest(hhash->pHashOutBuffPtr, 32U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
1115 if(hhash->HashInCount == 0U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1116 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1117 /* Disable Interrupts */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1118 HASH->IMR = 0U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1119 /* Change the HASH state */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1120 hhash->State = HAL_HASH_STATE_READY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1121 /* Call digest computation complete callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1122 HAL_HASH_DgstCpltCallback(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1123 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
changeset
|
1124 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1125 __HAL_UNLOCK(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1126 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1127 /* Return function status */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1128 return HAL_OK; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1129 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1130 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1131 if(__HAL_HASH_GET_FLAG(HASH_FLAG_DINIS)) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1132 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1133 if(hhash->HashInCount >= 68U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
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diff
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|
1134 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1135 inputaddr = (uint32_t)hhash->pHashInBuffPtr; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1136 /* Write the Input block in the Data IN register */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1137 for(buffercounter = 0U; buffercounter < 64U; buffercounter+=4U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1138 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1139 HASH->DIN = *(uint32_t*)inputaddr; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1140 inputaddr+=4U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1141 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1142 if(hhash->HashITCounter == 0U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1143 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1144 HASH->DIN = *(uint32_t*)inputaddr; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1145 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1146 if(hhash->HashInCount >= 68U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1147 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1148 /* Decrement buffer counter */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1149 hhash->HashInCount -= 68U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1150 hhash->pHashInBuffPtr+= 68U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1151 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1152 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1153 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1154 hhash->HashInCount = 0U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1155 hhash->pHashInBuffPtr+= hhash->HashInCount; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1156 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1157 /* Set Interrupt counter */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1158 hhash->HashITCounter = 1U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1159 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1160 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1161 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1162 /* Decrement buffer counter */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1163 hhash->HashInCount -= 64U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1164 hhash->pHashInBuffPtr+= 64U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1165 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
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|
1166 } |
c78bcbd5deda
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Ideenmodellierer
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diff
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|
1167 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1168 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1169 /* Get the buffer address */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1170 inputaddr = (uint32_t)hhash->pHashInBuffPtr; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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parents:
diff
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|
1171 /* Get the buffer counter */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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diff
changeset
|
1172 inputcounter = hhash->HashInCount; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1173 /* Disable Interrupts */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1174 HASH->IMR &= ~(HASH_IT_DINI); |
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|
1175 /* Configure the number of valid bits in last word of the message */ |
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|
1176 __HAL_HASH_SET_NBVALIDBITS(inputcounter); |
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|
1177 |
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|
1178 if((inputcounter > 4U) && (inputcounter%4U)) |
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|
1179 { |
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|
1180 inputcounter = (inputcounter+4U-inputcounter%4U); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1181 } |
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Added current STM32 standandard libraries in version independend folder structure
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|
1182 else if ((inputcounter < 4U) && (inputcounter != 0U)) |
c78bcbd5deda
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|
1183 { |
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Added current STM32 standandard libraries in version independend folder structure
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|
1184 inputcounter = 4U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1185 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
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|
1186 /* Write the Input block in the Data IN register */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1187 for(buffercounter = 0U; buffercounter < inputcounter/4U; buffercounter++) |
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|
1188 { |
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|
1189 HASH->DIN = *(uint32_t*)inputaddr; |
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|
1190 inputaddr+=4U; |
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|
1191 } |
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|
1192 /* Start the digest calculation */ |
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|
1193 __HAL_HASH_START_DIGEST(); |
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|
1194 /* Reset buffer counter */ |
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|
1195 hhash->HashInCount = 0U; |
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diff
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|
1196 /* Call Input data transfer complete callback */ |
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|
1197 HAL_HASH_InCpltCallback(hhash); |
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|
1198 } |
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|
1199 } |
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|
1200 |
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|
1201 /* Process Unlocked */ |
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|
1202 __HAL_UNLOCK(hhash); |
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|
1203 |
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|
1204 /* Return function status */ |
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Added current STM32 standandard libraries in version independend folder structure
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|
1205 return HAL_OK; |
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|
1206 } |
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|
1207 |
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|
1208 /** |
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|
1209 * @brief This function handles HASH interrupt request. |
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|
1210 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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|
1211 * the configuration information for HASH module |
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|
1212 * @retval None |
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1213 */ |
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1214 void HAL_HASHEx_IRQHandler(HASH_HandleTypeDef *hhash) |
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1215 { |
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1216 switch(HASH->CR & HASH_CR_ALGO) |
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1217 { |
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1218 |
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1219 case HASH_ALGOSELECTION_SHA224: |
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1220 HAL_HASHEx_SHA224_Start_IT(hhash, NULL, 0U, NULL); |
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1221 break; |
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|
1222 |
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1223 case HASH_ALGOSELECTION_SHA256: |
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1224 HAL_HASHEx_SHA256_Start_IT(hhash, NULL, 0U, NULL); |
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1225 break; |
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|
1226 |
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1227 default: |
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|
1228 break; |
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|
1229 } |
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|
1230 } |
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1231 |
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1232 /** |
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1233 * @} |
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1234 */ |
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1235 |
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1236 /** @defgroup HASHEx_Group4 HASH processing functions using DMA mode |
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1237 * @brief processing functions using DMA mode. |
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1238 * |
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|
1239 @verbatim |
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|
1240 =============================================================================== |
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1241 ##### HASH processing using DMA functions ##### |
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1242 =============================================================================== |
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1243 [..] This section provides functions allowing to calculate in DMA mode |
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1244 the hash value using one of the following algorithms: |
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|
1245 (+) SHA224 |
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1246 (+) SHA256 |
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1247 |
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1248 @endverbatim |
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1249 * @{ |
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1250 */ |
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1251 |
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1252 |
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|
1253 /** |
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1254 * @brief Initializes the HASH peripheral in SHA224 mode then enables DMA to |
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1255 control data transfer. Use HAL_HASH_SHA224_Finish() to get the digest. |
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1256 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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1257 * the configuration information for HASH module |
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1258 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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1259 * @param Size Length of the input buffer in bytes. |
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1260 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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1261 * @retval HAL status |
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1262 */ |
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1263 HAL_StatusTypeDef HAL_HASHEx_SHA224_Start_DMA(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size) |
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1264 { |
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1265 uint32_t inputaddr = (uint32_t)pInBuffer; |
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|
1266 |
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1267 /* Process Locked */ |
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|
1268 __HAL_LOCK(hhash); |
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|
1269 |
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|
1270 /* Change the HASH state */ |
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|
1271 hhash->State = HAL_HASH_STATE_BUSY; |
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|
1272 |
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|
1273 /* Check if initialization phase has already been performed */ |
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1274 if(hhash->Phase == HAL_HASH_PHASE_READY) |
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1275 { |
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|
1276 /* Select the SHA224 mode and reset the HASH processor core, so that the HASH will be ready to compute |
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1277 the message digest of a new message */ |
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|
1278 HASH->CR |= HASH_ALGOSELECTION_SHA224 | HASH_CR_INIT; |
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|
1279 } |
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|
1280 |
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1281 /* Configure the number of valid bits in last word of the message */ |
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1282 __HAL_HASH_SET_NBVALIDBITS(Size); |
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|
1283 |
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|
1284 /* Set the phase */ |
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1285 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
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|
1286 |
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|
1287 /* Set the HASH DMA transfer complete callback */ |
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|
1288 hhash->hdmain->XferCpltCallback = HASHEx_DMAXferCplt; |
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|
1289 /* Set the DMA error callback */ |
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|
1290 hhash->hdmain->XferErrorCallback = HASHEx_DMAError; |
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|
1291 |
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|
1292 /* Enable the DMA In DMA Stream */ |
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1293 HAL_DMA_Start_IT(hhash->hdmain, inputaddr, (uint32_t)&HASH->DIN, (Size%4U ? (Size+3U)/4U:Size/4U)); |
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|
1294 |
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|
1295 /* Enable DMA requests */ |
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|
1296 HASH->CR |= (HASH_CR_DMAE); |
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|
1297 |
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|
1298 /* Process Unlocked */ |
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|
1299 __HAL_UNLOCK(hhash); |
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|
1300 |
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|
1301 /* Return function status */ |
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1302 return HAL_OK; |
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|
1303 } |
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1304 |
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1305 /** |
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1306 * @brief Returns the computed digest in SHA224 |
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1307 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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1308 * the configuration information for HASH module |
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1309 * @param pOutBuffer Pointer to the computed digest. Its size must be 28 bytes. |
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1310 * @param Timeout Timeout value |
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1311 * @retval HAL status |
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1312 */ |
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1313 HAL_StatusTypeDef HAL_HASHEx_SHA224_Finish(HASH_HandleTypeDef *hhash, uint8_t* pOutBuffer, uint32_t Timeout) |
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1314 { |
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1315 uint32_t tickstart = 0U; |
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1316 |
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1317 /* Process Locked */ |
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1318 __HAL_LOCK(hhash); |
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1319 |
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1320 /* Change HASH peripheral state */ |
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1321 hhash->State = HAL_HASH_STATE_BUSY; |
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1322 |
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1323 /* Get tick */ |
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1324 tickstart = HAL_GetTick(); |
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1325 |
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1326 while(HAL_IS_BIT_CLR(HASH->SR, HASH_FLAG_DCIS)) |
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1327 { |
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1328 /* Check for the Timeout */ |
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1329 if(Timeout != HAL_MAX_DELAY) |
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1330 { |
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1331 if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout)) |
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1332 { |
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1333 /* Change state */ |
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1334 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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1335 |
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1336 /* Process Unlocked */ |
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1337 __HAL_UNLOCK(hhash); |
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1338 |
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1339 return HAL_TIMEOUT; |
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1340 } |
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1341 } |
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1342 } |
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1343 |
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1344 /* Read the message digest */ |
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1345 HASHEx_GetDigest(pOutBuffer, 28U); |
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1346 |
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1347 /* Change HASH peripheral state */ |
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1348 hhash->State = HAL_HASH_STATE_READY; |
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1349 |
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1350 /* Process Unlocked */ |
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|
1351 __HAL_UNLOCK(hhash); |
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1352 |
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1353 /* Return function status */ |
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1354 return HAL_OK; |
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1355 } |
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1356 |
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1357 /** |
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1358 * @brief Initializes the HASH peripheral in SHA256 mode then enables DMA to |
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1359 control data transfer. Use HAL_HASH_SHA256_Finish() to get the digest. |
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1360 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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1361 * the configuration information for HASH module |
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1362 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
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1363 * @param Size Length of the input buffer in bytes. |
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1364 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
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1365 * @retval HAL status |
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1366 */ |
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1367 HAL_StatusTypeDef HAL_HASHEx_SHA256_Start_DMA(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size) |
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1368 { |
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1369 uint32_t inputaddr = (uint32_t)pInBuffer; |
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1370 |
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1371 /* Process Locked */ |
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1372 __HAL_LOCK(hhash); |
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1373 |
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1374 /* Change the HASH state */ |
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1375 hhash->State = HAL_HASH_STATE_BUSY; |
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1376 |
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1377 /* Check if initialization phase has already been performed */ |
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1378 if(hhash->Phase == HAL_HASH_PHASE_READY) |
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1379 { |
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1380 /* Select the SHA256 mode and reset the HASH processor core, so that the HASH will be ready to compute |
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1381 the message digest of a new message */ |
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1382 HASH->CR |= HASH_ALGOSELECTION_SHA256 | HASH_CR_INIT; |
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1383 } |
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1384 |
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1385 /* Configure the number of valid bits in last word of the message */ |
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1386 __HAL_HASH_SET_NBVALIDBITS(Size); |
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1387 |
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1388 /* Set the phase */ |
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1389 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
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1390 |
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1391 /* Set the HASH DMA transfer complete callback */ |
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1392 hhash->hdmain->XferCpltCallback = HASHEx_DMAXferCplt; |
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1393 /* Set the DMA error callback */ |
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1394 hhash->hdmain->XferErrorCallback = HASHEx_DMAError; |
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1395 |
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1396 /* Enable the DMA In DMA Stream */ |
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1397 HAL_DMA_Start_IT(hhash->hdmain, inputaddr, (uint32_t)&HASH->DIN, (Size%4U ? (Size+3U)/4U:Size/4U)); |
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1398 |
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1399 /* Enable DMA requests */ |
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1400 HASH->CR |= (HASH_CR_DMAE); |
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1401 |
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1402 /* Process UnLock */ |
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1403 __HAL_UNLOCK(hhash); |
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1404 |
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1405 /* Return function status */ |
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1406 return HAL_OK; |
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1407 } |
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1408 |
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1409 /** |
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1410 * @brief Returns the computed digest in SHA256. |
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1411 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
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1412 * the configuration information for HASH module |
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1413 * @param pOutBuffer Pointer to the computed digest. Its size must be 32 bytes. |
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1414 * @param Timeout Timeout value |
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1415 * @retval HAL status |
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1416 */ |
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1417 HAL_StatusTypeDef HAL_HASHEx_SHA256_Finish(HASH_HandleTypeDef *hhash, uint8_t* pOutBuffer, uint32_t Timeout) |
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1418 { |
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1419 uint32_t tickstart = 0U; |
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1420 |
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1421 /* Process Locked */ |
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1422 __HAL_LOCK(hhash); |
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1423 |
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1424 /* Change HASH peripheral state */ |
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1425 hhash->State = HAL_HASH_STATE_BUSY; |
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1426 |
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1427 /* Get tick */ |
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1428 tickstart = HAL_GetTick(); |
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|
1429 |
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1430 while(HAL_IS_BIT_CLR(HASH->SR, HASH_FLAG_DCIS)) |
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1431 { |
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1432 /* Check for the Timeout */ |
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1433 if(Timeout != HAL_MAX_DELAY) |
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1434 { |
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1435 if((Timeout == 0U)||((HAL_GetTick() - tickstart ) > Timeout)) |
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1436 { |
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1437 /* Change state */ |
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1438 hhash->State = HAL_HASH_STATE_TIMEOUT; |
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1439 |
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1440 /* Process Unlocked */ |
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1441 __HAL_UNLOCK(hhash); |
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|
1442 |
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1443 return HAL_TIMEOUT; |
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1444 } |
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1445 } |
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1446 } |
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1447 |
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1448 /* Read the message digest */ |
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1449 HASHEx_GetDigest(pOutBuffer, 32U); |
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1450 |
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1451 /* Change HASH peripheral state */ |
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1452 hhash->State = HAL_HASH_STATE_READY; |
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1453 |
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1454 /* Process Unlocked */ |
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1455 __HAL_UNLOCK(hhash); |
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|
1456 |
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1457 /* Return function status */ |
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1458 return HAL_OK; |
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1459 } |
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1460 |
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1461 |
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1462 /** |
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1463 * @} |
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1464 */ |
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1465 /** @defgroup HASHEx_Group5 HMAC processing functions using DMA mode |
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1466 * @brief HMAC processing functions using DMA mode . |
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1467 * |
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1468 @verbatim |
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1469 =============================================================================== |
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1470 ##### HMAC processing using DMA functions ##### |
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1471 =============================================================================== |
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1472 [..] This section provides functions allowing to calculate in DMA mode |
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1473 the HMAC value using one of the following algorithms: |
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1474 (+) SHA224 |
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1475 (+) SHA256 |
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1476 |
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1477 @endverbatim |
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1478 * @{ |
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1479 */ |
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1480 |
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1481 /** |
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1482 * @brief Initializes the HASH peripheral in HMAC SHA224 mode |
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Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1483 * then enables DMA to control data transfer. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1484 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1485 * the configuration information for HASH module |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1486 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1487 * @param Size Length of the input buffer in bytes. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1488 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1489 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1490 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1491 HAL_StatusTypeDef HAL_HMACEx_SHA224_Start_DMA(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1492 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1493 uint32_t inputaddr; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1494 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1495 /* Process Locked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1496 __HAL_LOCK(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1497 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1498 /* Change the HASH state */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1499 hhash->State = HAL_HASH_STATE_BUSY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1500 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1501 /* Save buffer pointer and size in handle */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1502 hhash->pHashInBuffPtr = pInBuffer; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1503 hhash->HashBuffSize = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1504 hhash->HashInCount = 0U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1505 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1506 /* Check if initialization phase has already been performed */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1507 if(hhash->Phase == HAL_HASH_PHASE_READY) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1508 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1509 /* Check if key size is greater than 64 bytes */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1510 if(hhash->Init.KeySize > 64U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1511 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1512 /* Select the HMAC SHA224 mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1513 HASH->CR |= (HASH_ALGOSELECTION_SHA224 | HASH_ALGOMODE_HMAC | HASH_HMAC_KEYTYPE_LONGKEY | HASH_CR_INIT); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1514 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1515 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1516 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1517 /* Select the HMAC SHA224 mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1518 HASH->CR |= (HASH_ALGOSELECTION_SHA224 | HASH_ALGOMODE_HMAC | HASH_CR_INIT); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1519 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1520 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1521 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1522 /* Set the phase */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1523 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1524 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1525 /* Configure the number of valid bits in last word of the message */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1526 __HAL_HASH_SET_NBVALIDBITS(hhash->Init.KeySize); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1527 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1528 /* Get the key address */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1529 inputaddr = (uint32_t)(hhash->Init.pKey); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1530 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1531 /* Set the HASH DMA transfer complete callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1532 hhash->hdmain->XferCpltCallback = HASHEx_DMAXferCplt; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1533 /* Set the DMA error callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1534 hhash->hdmain->XferErrorCallback = HASHEx_DMAError; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1535 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1536 /* Enable the DMA In DMA Stream */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1537 HAL_DMA_Start_IT(hhash->hdmain, inputaddr, (uint32_t)&HASH->DIN, (hhash->Init.KeySize%4U ? (hhash->Init.KeySize+3U)/4U:hhash->Init.KeySize/4U)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1538 /* Enable DMA requests */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1539 HASH->CR |= (HASH_CR_DMAE); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1540 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1541 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1542 __HAL_UNLOCK(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1543 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1544 /* Return function status */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1545 return HAL_OK; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1546 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1547 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1548 /** |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1549 * @brief Initializes the HASH peripheral in HMAC SHA256 mode |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1550 * then enables DMA to control data transfer. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1551 * @param hhash pointer to a HASH_HandleTypeDef structure that contains |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1552 * the configuration information for HASH module |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1553 * @param pInBuffer Pointer to the input buffer (buffer to be hashed). |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1554 * @param Size Length of the input buffer in bytes. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1555 * If the Size is not multiple of 64 bytes, the padding is managed by hardware. |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1556 * @retval HAL status |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1557 */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1558 HAL_StatusTypeDef HAL_HMACEx_SHA256_Start_DMA(HASH_HandleTypeDef *hhash, uint8_t *pInBuffer, uint32_t Size) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1559 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1560 uint32_t inputaddr; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1561 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1562 /* Process Locked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1563 __HAL_LOCK(hhash); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1564 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1565 /* Change the HASH state */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1566 hhash->State = HAL_HASH_STATE_BUSY; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1567 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1568 /* Save buffer pointer and size in handle */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1569 hhash->pHashInBuffPtr = pInBuffer; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1570 hhash->HashBuffSize = Size; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1571 hhash->HashInCount = 0U; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1572 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1573 /* Check if initialization phase has already been performed */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1574 if(hhash->Phase == HAL_HASH_PHASE_READY) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1575 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1576 /* Check if key size is greater than 64 bytes */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1577 if(hhash->Init.KeySize > 64U) |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1578 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1579 /* Select the HMAC SHA256 mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1580 HASH->CR |= (HASH_ALGOSELECTION_SHA256 | HASH_ALGOMODE_HMAC | HASH_HMAC_KEYTYPE_LONGKEY); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1581 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1582 else |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1583 { |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1584 /* Select the HMAC SHA256 mode */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1585 HASH->CR |= (HASH_ALGOSELECTION_SHA256 | HASH_ALGOMODE_HMAC); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1586 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1587 /* Reset the HASH processor core, so that the HASH will be ready to compute |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1588 the message digest of a new message */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1589 HASH->CR |= HASH_CR_INIT; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1590 } |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1591 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1592 /* Set the phase */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1593 hhash->Phase = HAL_HASH_PHASE_PROCESS; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1594 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1595 /* Configure the number of valid bits in last word of the message */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1596 __HAL_HASH_SET_NBVALIDBITS(hhash->Init.KeySize); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1597 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1598 /* Get the key address */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1599 inputaddr = (uint32_t)(hhash->Init.pKey); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1600 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1601 /* Set the HASH DMA transfer complete callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1602 hhash->hdmain->XferCpltCallback = HASHEx_DMAXferCplt; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1603 /* Set the DMA error callback */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1604 hhash->hdmain->XferErrorCallback = HASHEx_DMAError; |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1605 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1606 /* Enable the DMA In DMA Stream */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1607 HAL_DMA_Start_IT(hhash->hdmain, inputaddr, (uint32_t)&HASH->DIN, (hhash->Init.KeySize%4U ? (hhash->Init.KeySize+3U)/4U:hhash->Init.KeySize/4U)); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1608 /* Enable DMA requests */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1609 HASH->CR |= (HASH_CR_DMAE); |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1610 |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
changeset
|
1611 /* Process Unlocked */ |
c78bcbd5deda
Added current STM32 standandard libraries in version independend folder structure
Ideenmodellierer
parents:
diff
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|
1612 __HAL_UNLOCK(hhash); |
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1613 |
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1614 /* Return function status */ |
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1615 return HAL_OK; |
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1616 } |
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1617 |
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1618 /** |
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1619 * @} |
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1620 */ |
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1621 |
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1622 /** |
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1623 * @} |
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1624 */ |
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1625 #endif /* STM32F437xx || STM32F439xx || STM32F479xx */ |
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1626 |
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1627 #endif /* HAL_HASH_MODULE_ENABLED */ |
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1628 /** |
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1629 * @} |
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1630 */ |
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1631 |
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1632 /** |
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1633 * @} |
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1634 */ |
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1635 |
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1636 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |