/** * Copyright (c) 2018 - 2020, Nordic Semiconductor ASA * * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form, except as embedded into a Nordic * Semiconductor ASA integrated circuit in a product or a software update for * such product, must reproduce the above copyright notice, this list of * conditions and the following disclaimer in the documentation and/or other * materials provided with the distribution. * * 3. Neither the name of Nordic Semiconductor ASA nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * * 4. This software, with or without modification, must only be used with a * Nordic Semiconductor ASA integrated circuit. * * 5. Any software provided in binary form under this license must not be reverse * engineered, decompiled, modified and/or disassembled. * * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #include "sdk_common.h" #include #if NRF_MODULE_ENABLED(NRF_CRYPTO) #include #include "ssi_aes_error.h" #include "cc310_backend_aes.h" #include "cc310_backend_mutex.h" #include "cc310_backend_shared.h" #if NRF_MODULE_ENABLED(NRF_CRYPTO_CC310_AES) /**@internal @brief Type declarations of templates matching all possible context sizes * for this backend. */ typedef struct { nrf_crypto_aes_internal_context_t header; /**< Common header for context. */ SaSiAesUserContext_t context; /**< AES context internal to mbed TLS. */ nrf_crypto_backend_aes_ctx_t backend; /**< Backend-specific internal context. */ } nrf_crypto_backend_cc310_aes_any_context_t; /**@internal @brief Type declarations of templates matching all possible context sizes * for this backend. */ typedef union { nrf_crypto_backend_cc310_aes_any_context_t any; /**< Common for all contexts. */ #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_ECB) nrf_crypto_backend_aes_ecb_context_t ecb; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC) nrf_crypto_backend_aes_cbc_context_t cbc; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CTR) nrf_crypto_backend_aes_ctr_context_t ctr; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC_MAC) nrf_crypto_backend_aes_cbc_mac_context_t cbc_mac; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CMAC) nrf_crypto_backend_aes_cmac_context_t cmac; #endif } nrf_crypto_backend_cc310_aes_context_t; static ret_code_t result_get(SaSiError_t error) { ret_code_t ret_val; switch (error) { case SASI_SUCCESS: ret_val = NRF_SUCCESS; break; case SASI_AES_INVALID_USER_CONTEXT_POINTER_ERROR: ret_val = NRF_ERROR_CRYPTO_CONTEXT_NULL; break; case SASI_AES_ILLEGAL_KEY_SIZE_ERROR: case SASI_AES_DATA_IN_SIZE_ILLEGAL: case SASI_AES_DATA_IN_BUFFER_SIZE_ERROR: ret_val = NRF_ERROR_CRYPTO_INPUT_LENGTH; break; case SASI_AES_INVALID_IV_OR_TWEAK_PTR_ERROR: case SASI_AES_INVALID_KEY_POINTER_ERROR: case SASI_AES_DATA_IN_POINTER_INVALID_ERROR: ret_val = NRF_ERROR_CRYPTO_INPUT_NULL; break; case SASI_AES_ILLEGAL_OPERATION_MODE_ERROR: case SASI_AES_KEY_TYPE_NOT_SUPPORTED_ERROR: case SASI_AES_INVALID_ENCRYPT_MODE_ERROR: case SASI_AES_ILLEGAL_PADDING_TYPE_ERROR: case SASI_AES_INCORRECT_PADDING_ERROR: case SASI_AES_DECRYPTION_NOT_ALLOWED_ON_THIS_MODE: case SASI_AES_ADDITIONAL_BLOCK_NOT_PERMITTED_ERROR: case SASI_AES_IS_NOT_SUPPORTED: ret_val = NRF_ERROR_CRYPTO_FEATURE_UNAVAILABLE; break; case SASI_AES_DATA_OUT_BUFFER_SIZE_ERROR: ret_val = NRF_ERROR_CRYPTO_OUTPUT_LENGTH; break; case SASI_AES_DATA_OUT_POINTER_INVALID_ERROR: case SASI_AES_DATA_OUT_SIZE_POINTER_INVALID_ERROR: ret_val = NRF_ERROR_CRYPTO_OUTPUT_NULL; break; case SASI_AES_CTX_SIZES_ERROR: default: ret_val = NRF_ERROR_CRYPTO_INTERNAL; break; } return ret_val; } static ret_code_t params_validate(nrf_crypto_backend_cc310_aes_context_t const * const p_ctx, SaSiAesOperationMode_t * p_mode, nrf_crypto_operation_t operation) { ret_code_t ret_val = NRF_SUCCESS; switch (p_ctx->any.header.p_info->mode) { #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_ECB) case NRF_CRYPTO_AES_MODE_ECB: case NRF_CRYPTO_AES_MODE_ECB_PAD_PCKS7: *p_mode = SASI_AES_MODE_ECB; break; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC) case NRF_CRYPTO_AES_MODE_CBC: case NRF_CRYPTO_AES_MODE_CBC_PAD_PCKS7: *p_mode = SASI_AES_MODE_CBC; break; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CTR) case NRF_CRYPTO_AES_MODE_CTR: *p_mode = SASI_AES_MODE_CTR; break; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC_MAC) case NRF_CRYPTO_AES_MODE_CBC_MAC: case NRF_CRYPTO_AES_MODE_CBC_MAC_PAD_PCKS7: *p_mode = SASI_AES_MODE_CBC_MAC; VERIFY_TRUE((operation == NRF_CRYPTO_MAC_CALCULATE), NRF_ERROR_CRYPTO_INVALID_PARAM); break; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CMAC) case NRF_CRYPTO_AES_MODE_CMAC: *p_mode = SASI_AES_MODE_CMAC; VERIFY_TRUE((operation == NRF_CRYPTO_MAC_CALCULATE), NRF_ERROR_CRYPTO_INVALID_PARAM); break; #endif default: ret_val = NRF_ERROR_CRYPTO_FEATURE_UNAVAILABLE; break; } return ret_val; } static ret_code_t backend_cc310_init(void * const p_context, nrf_crypto_operation_t operation) { SaSiError_t result; ret_code_t ret_val; bool mutex_locked; SaSiAesOperationMode_t mode; SaSiAesEncryptMode_t operation_cc310; nrf_crypto_backend_cc310_aes_context_t * p_ctx = (nrf_crypto_backend_cc310_aes_context_t *)p_context; mutex_locked = cc310_backend_mutex_trylock(); VERIFY_TRUE(mutex_locked, NRF_ERROR_CRYPTO_BUSY); if (!nrfx_is_in_ram(&p_ctx->any.context)) { ret_val = NRF_ERROR_CRYPTO_INPUT_LOCATION; goto exit; } if (p_ctx->any.header.p_info->key_size != NRF_CRYPTO_KEY_SIZE_128) { ret_val = NRF_ERROR_CRYPTO_KEY_SIZE; goto exit; } ret_val = params_validate(p_ctx, &mode, operation); if (ret_val != NRF_SUCCESS) { goto exit; } if (operation == NRF_CRYPTO_DECRYPT) { operation_cc310 = SASI_AES_DECRYPT; } else if ((operation == NRF_CRYPTO_ENCRYPT) || (operation == NRF_CRYPTO_MAC_CALCULATE)) { operation_cc310 = SASI_AES_ENCRYPT; } else { ret_val = NRF_ERROR_CRYPTO_INVALID_PARAM; goto exit; } p_ctx->any.backend.operation = operation; result = SaSi_AesInit(&p_ctx->any.context, operation_cc310, mode, SASI_AES_PADDING_NONE); /* CC310 does not support padding */ ret_val = result_get(result); exit: cc310_backend_mutex_unlock(); return ret_val; } static ret_code_t backend_cc310_uninit(void * const p_context) { SaSiError_t result; ret_code_t ret_val; nrf_crypto_backend_cc310_aes_context_t * p_ctx = (nrf_crypto_backend_cc310_aes_context_t *)p_context; bool mutex_locked = cc310_backend_mutex_trylock(); VERIFY_TRUE(mutex_locked, NRF_ERROR_CRYPTO_BUSY); result = SaSi_AesFree(&p_ctx->any.context); ret_val = result_get(result); cc310_backend_mutex_unlock(); return ret_val; } static ret_code_t backend_cc310_key_set(void * const p_context, uint8_t * p_key) { SaSiError_t result; ret_code_t ret_val; bool mutex_locked; SaSiAesUserKeyData_t key_data; nrf_crypto_backend_cc310_aes_context_t * p_ctx = (nrf_crypto_backend_cc310_aes_context_t *)p_context; mutex_locked = cc310_backend_mutex_trylock(); VERIFY_TRUE(mutex_locked, NRF_ERROR_CRYPTO_BUSY); if (!nrfx_is_in_ram(p_key)) { ret_val = NRF_ERROR_CRYPTO_INPUT_LOCATION; goto exit; } key_data.pKey = p_key; key_data.keySize = (p_ctx->any.header.p_info->key_size) >> 3; // change bits to bytes result = SaSi_AesSetKey(&p_ctx->any.context, SASI_AES_USER_KEY, &key_data, sizeof(key_data)); ret_val = result_get(result); exit: cc310_backend_mutex_unlock(); return ret_val; } #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC) || \ NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CTR) || \ NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC_MAC) static ret_code_t backend_cc310_iv_set(void * const p_context, uint8_t * p_iv) { SaSiError_t result; ret_code_t ret_val; bool mutex_locked; nrf_crypto_backend_cc310_aes_context_t * p_ctx = (nrf_crypto_backend_cc310_aes_context_t *)p_context; mutex_locked = cc310_backend_mutex_trylock(); VERIFY_TRUE(mutex_locked, NRF_ERROR_CRYPTO_BUSY); if (!nrfx_is_in_ram(p_iv)) { ret_val = NRF_ERROR_CRYPTO_INPUT_LOCATION; goto exit; } result = SaSi_AesSetIv(&p_ctx->any.context, p_iv); ret_val = result_get(result); exit: cc310_backend_mutex_unlock(); return ret_val; } static ret_code_t backend_cc310_iv_get(void * const p_context, uint8_t * p_iv) { SaSiError_t result; ret_code_t ret_val = NRF_ERROR_CRYPTO_INTERNAL; bool mutex_locked; nrf_crypto_backend_cc310_aes_context_t * p_ctx = (nrf_crypto_backend_cc310_aes_context_t *)p_context; mutex_locked = cc310_backend_mutex_trylock(); VERIFY_TRUE(mutex_locked, NRF_ERROR_CRYPTO_BUSY); if (!nrfx_is_in_ram(p_iv)) { ret_val = NRF_ERROR_CRYPTO_INPUT_LOCATION; goto exit; } result = SaSi_AesGetIv(&p_ctx->any.context, p_iv); /* Below code allows to read IV after calling nrf_crypto_aes_finalize */ if (result == SASI_AES_ILLEGAL_OPERATION_MODE_ERROR) { if (p_ctx->any.header.init_value == NRF_CRYPTO_AES_UNINIT_MAGIC_VALUE) { memcpy(p_iv, p_ctx->any.backend.iv, NRF_CRYPTO_MBEDTLS_AES_IV_SIZE); ret_val = NRF_SUCCESS; } } else { ret_val = result_get(result); } exit: cc310_backend_mutex_unlock(); return ret_val; } #endif static ret_code_t backend_cc310_update(void * const p_context, uint8_t * p_data_in, size_t data_size, uint8_t * p_data_out) { SaSiError_t result; ret_code_t ret_val; bool mutex_locked; size_t size; size_t offset = 0; nrf_crypto_backend_cc310_aes_context_t * p_ctx = (nrf_crypto_backend_cc310_aes_context_t *)p_context; mutex_locked = cc310_backend_mutex_trylock(); VERIFY_TRUE(mutex_locked, NRF_ERROR_CRYPTO_BUSY); if (!nrfx_is_in_ram(p_data_in) || !nrfx_is_in_ram(p_data_out)) { ret_val = NRF_ERROR_CRYPTO_INPUT_LOCATION; goto exit; } do { /* CC310 allows only 64kB blocks, operation must be devided */ if (data_size > CC310_MAX_LENGTH_DMA_AES_OPERATIONS) { size = CC310_MAX_LENGTH_DMA_AES_OPERATIONS; data_size -= CC310_MAX_LENGTH_DMA_AES_OPERATIONS; } else { size = data_size; data_size = 0; } if (p_ctx->any.backend.operation == NRF_CRYPTO_MAC_CALCULATE) { result = SaSi_AesBlock(&p_ctx->any.context, p_data_in + offset, size, p_data_out); } else { result = SaSi_AesBlock(&p_ctx->any.context, p_data_in + offset, size, p_data_out + offset); } offset += size; ret_val = result_get(result); } while ((data_size > 0) && (ret_val == NRF_SUCCESS)); exit: cc310_backend_mutex_unlock(); return ret_val; } static ret_code_t backend_cc310_finalize(void * const p_context, uint8_t * p_data_in, size_t data_size, uint8_t * p_data_out, size_t * p_data_out_size) { SaSiError_t result; ret_code_t ret_val; bool mutex_locked; size_t size; size_t offset = 0; nrf_crypto_backend_cc310_aes_context_t * p_ctx = (nrf_crypto_backend_cc310_aes_context_t *)p_context; mutex_locked = cc310_backend_mutex_trylock(); VERIFY_TRUE(mutex_locked, NRF_ERROR_CRYPTO_BUSY); if (*p_data_out_size < data_size) { ret_val = NRF_ERROR_CRYPTO_OUTPUT_LENGTH; goto exit; } /* This function does not support padding */ if (((data_size & 0xF) != 0) && (p_ctx->any.header.p_info->mode != NRF_CRYPTO_AES_MODE_CTR)) { ret_val = NRF_ERROR_CRYPTO_INPUT_LENGTH; goto exit; } if (!nrfx_is_in_ram(p_data_in) || !nrfx_is_in_ram(p_data_out)) { ret_val = NRF_ERROR_CRYPTO_INPUT_LOCATION; goto exit; } /* CC310 allows only 64kB blocks, operation must be devided */ while (data_size > CC310_MAX_LENGTH_DMA_AES_OPERATIONS) { size = CC310_MAX_LENGTH_DMA_AES_OPERATIONS; data_size -= CC310_MAX_LENGTH_DMA_AES_OPERATIONS; result = SaSi_AesBlock(&p_ctx->any.context, p_data_in + offset, size, p_data_out + offset); offset += size; ret_val = result_get(result); if (ret_val != NRF_SUCCESS) { goto exit; } } /* Calculate space in the output buffer */ *p_data_out_size -= offset; result = SaSi_AesFinish(&p_ctx->any.context, data_size, p_data_in + offset, data_size, p_data_out + offset, p_data_out_size); ret_val = result_get(result); if (ret_val == NRF_SUCCESS) { /* update information about size of encrypted data */ *p_data_out_size += offset; } /* Store IV value in case it will be needed after finalize operation */ if ((p_ctx->any.header.p_info->mode == NRF_CRYPTO_AES_MODE_CBC) || (p_ctx->any.header.p_info->mode == NRF_CRYPTO_AES_MODE_CTR)) { result = SaSi_AesGetIv(&p_ctx->any.context, &p_ctx->any.backend.iv[0]); ret_val = result_get(result); } exit: cc310_backend_mutex_unlock(); return ret_val; } #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CMAC) || \ NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC_MAC) static ret_code_t backend_cc310_mac_finalize(void * const p_context, uint8_t * p_data_in, size_t data_size, uint8_t * p_data_out, size_t * p_data_out_size) { SaSiError_t result; ret_code_t ret_val; bool mutex_locked; size_t size; size_t offset = 0; nrf_crypto_backend_cc310_aes_context_t * p_ctx = (nrf_crypto_backend_cc310_aes_context_t *)p_context; mutex_locked = cc310_backend_mutex_trylock(); VERIFY_TRUE(mutex_locked, NRF_ERROR_CRYPTO_BUSY); if (*p_data_out_size < NRF_CRYPTO_AES_BLOCK_SIZE) { ret_val = NRF_ERROR_CRYPTO_OUTPUT_LENGTH; goto exit; } if (!nrfx_is_in_ram(p_data_in) || !nrfx_is_in_ram(p_data_out)) { ret_val = NRF_ERROR_CRYPTO_INPUT_LOCATION; goto exit; } /* This function does not support padding for CBC-MAC */ if (((data_size & 0xF) != 0) && (NRF_CRYPTO_AES_MODE_CBC_MAC == p_ctx->any.header.p_info->mode)) { ret_val = NRF_ERROR_CRYPTO_INPUT_LENGTH; goto exit; } /* CC310 allows only 64kB blocks, operation must be devided */ while (data_size > CC310_MAX_LENGTH_DMA_AES_OPERATIONS) { size = CC310_MAX_LENGTH_DMA_AES_OPERATIONS; data_size -= CC310_MAX_LENGTH_DMA_AES_OPERATIONS; result = SaSi_AesBlock(&p_ctx->any.context, p_data_in + offset, size, p_data_out); offset += size; ret_val = result_get(result); if (ret_val != NRF_SUCCESS) { goto exit; } } result = SaSi_AesFinish(&p_ctx->any.context, data_size, p_data_in + offset, data_size, p_data_out, p_data_out_size); ret_val = result_get(result); if (ret_val == NRF_SUCCESS) { /* update information about size of encrypted data */ *p_data_out_size = NRF_CRYPTO_AES_BLOCK_SIZE; } /* Store IV value in case it will be needed after finalize operation */ if (p_ctx->any.header.p_info->mode == NRF_CRYPTO_AES_MODE_CBC_MAC_PAD_PCKS7) { result = SaSi_AesGetIv(&p_ctx->any.context, &p_ctx->any.backend.iv[0]); ret_val = result_get(result); } exit: cc310_backend_mutex_unlock(); return ret_val; } #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC_MAC) static ret_code_t backend_cc310_cbc_mac_padding_finalize(void * const p_context, uint8_t * p_data_in, size_t data_size, uint8_t * p_data_out, size_t * p_data_out_size) { ret_code_t ret_val; uint8_t padding_buffer[NRF_CRYPTO_AES_BLOCK_SIZE] = {0}; uint8_t msg_ending = (uint8_t)(data_size & (size_t)0x0F); if (*p_data_out_size < NRF_CRYPTO_AES_BLOCK_SIZE) { /* output buffer too small */ return NRF_ERROR_CRYPTO_OUTPUT_LENGTH; } data_size -= msg_ending; if (data_size > 0) { ret_val = backend_cc310_update(p_context, p_data_in, data_size, p_data_out); VERIFY_SUCCESS(ret_val); } ret_val = padding_pkcs7_add(&padding_buffer[0], p_data_in + data_size, msg_ending); VERIFY_SUCCESS(ret_val); ret_val = backend_cc310_mac_finalize(p_context, &padding_buffer[0], NRF_CRYPTO_AES_BLOCK_SIZE, p_data_out, p_data_out_size); VERIFY_SUCCESS(ret_val); return ret_val; } #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC) || \ NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_ECB) static ret_code_t backend_cc310_padding_finalize(void * const p_context, uint8_t * p_data_in, size_t data_size, uint8_t * p_data_out, size_t * p_data_out_size) { SaSiError_t result; ret_code_t ret_val; uint8_t padding_buffer[NRF_CRYPTO_AES_BLOCK_SIZE] = {0}; uint8_t msg_ending = (uint8_t)(data_size & (size_t)0x0F); size_t buff_out_size; nrf_crypto_backend_cc310_aes_context_t * p_ctx = (nrf_crypto_backend_cc310_aes_context_t *)p_context; if (p_ctx->any.backend.operation == NRF_CRYPTO_DECRYPT) { ret_val = backend_cc310_finalize(p_context, p_data_in, data_size, p_data_out, p_data_out_size); VERIFY_SUCCESS(ret_val); ret_val = padding_pkcs7_remove(p_data_out, p_data_out_size); return ret_val; } /* -------------- ENCRYPTION --------------*/ data_size -= msg_ending; if (*p_data_out_size < (data_size + NRF_CRYPTO_AES_BLOCK_SIZE)) { /* no space for padding */ return NRF_ERROR_CRYPTO_OUTPUT_LENGTH; } if (data_size > 0) { ret_val = backend_cc310_update(p_context, p_data_in, data_size, p_data_out); VERIFY_SUCCESS(ret_val); } ret_val = padding_pkcs7_add(&padding_buffer[0], p_data_in + data_size, msg_ending); VERIFY_SUCCESS(ret_val); buff_out_size = *p_data_out_size - data_size; ret_val = backend_cc310_finalize(p_context, &padding_buffer[0], NRF_CRYPTO_AES_BLOCK_SIZE, p_data_out + data_size, &buff_out_size); VERIFY_SUCCESS(ret_val); *p_data_out_size = buff_out_size + data_size; /* Store IV value in case it will be needed after finalize operation */ if (p_ctx->any.header.p_info->mode == NRF_CRYPTO_AES_MODE_CBC_PAD_PCKS7) { result = SaSi_AesGetIv(&p_ctx->any.context, &p_ctx->any.backend.iv[0]); ret_val = result_get(result); } return ret_val; } #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC) nrf_crypto_aes_info_t const g_nrf_crypto_aes_cbc_128_info = { .mode = NRF_CRYPTO_AES_MODE_CBC, .key_size = NRF_CRYPTO_KEY_SIZE_128, .context_size = sizeof(nrf_crypto_backend_aes_cbc_context_t), .init_fn = backend_cc310_init, .uninit_fn = backend_cc310_uninit, .key_set_fn = backend_cc310_key_set, .iv_set_fn = backend_cc310_iv_set, .iv_get_fn = backend_cc310_iv_get, .update_fn = backend_cc310_update, .finalize_fn = backend_cc310_finalize }; nrf_crypto_aes_info_t const g_nrf_crypto_aes_cbc_128_pad_pkcs7_info = { .mode = NRF_CRYPTO_AES_MODE_CBC_PAD_PCKS7, .key_size = NRF_CRYPTO_KEY_SIZE_128, .context_size = sizeof(nrf_crypto_backend_aes_cbc_context_t), .init_fn = backend_cc310_init, .uninit_fn = backend_cc310_uninit, .key_set_fn = backend_cc310_key_set, .iv_set_fn = backend_cc310_iv_set, .iv_get_fn = backend_cc310_iv_get, .update_fn = backend_cc310_update, .finalize_fn = backend_cc310_padding_finalize }; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CTR) nrf_crypto_aes_info_t const g_nrf_crypto_aes_ctr_128_info = { .mode = NRF_CRYPTO_AES_MODE_CTR, .key_size = NRF_CRYPTO_KEY_SIZE_128, .context_size = sizeof(nrf_crypto_backend_aes_ctr_context_t), .init_fn = backend_cc310_init, .uninit_fn = backend_cc310_uninit, .key_set_fn = backend_cc310_key_set, .iv_set_fn = backend_cc310_iv_set, .iv_get_fn = backend_cc310_iv_get, .update_fn = backend_cc310_update, .finalize_fn = backend_cc310_finalize }; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_ECB) nrf_crypto_aes_info_t const g_nrf_crypto_aes_ecb_128_info = { .mode = NRF_CRYPTO_AES_MODE_ECB, .key_size = NRF_CRYPTO_KEY_SIZE_128, .context_size = sizeof(nrf_crypto_backend_aes_ecb_context_t), .init_fn = backend_cc310_init, .uninit_fn = backend_cc310_uninit, .key_set_fn = backend_cc310_key_set, .iv_set_fn = NULL, .iv_get_fn = NULL, .update_fn = backend_cc310_update, .finalize_fn = backend_cc310_finalize }; nrf_crypto_aes_info_t const g_nrf_crypto_aes_ecb_128_pad_pkcs7_info = { .mode = NRF_CRYPTO_AES_MODE_ECB_PAD_PCKS7, .key_size = NRF_CRYPTO_KEY_SIZE_128, .context_size = sizeof(nrf_crypto_backend_aes_ecb_context_t), .init_fn = backend_cc310_init, .uninit_fn = backend_cc310_uninit, .key_set_fn = backend_cc310_key_set, .iv_set_fn = NULL, .iv_get_fn = NULL, .update_fn = backend_cc310_update, .finalize_fn = backend_cc310_padding_finalize }; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CBC_MAC) nrf_crypto_aes_info_t const g_nrf_crypto_aes_cbc_mac_128_info = { .mode = NRF_CRYPTO_AES_MODE_CBC_MAC, .key_size = NRF_CRYPTO_KEY_SIZE_128, .context_size = sizeof(nrf_crypto_backend_aes_cbc_mac_context_t), .init_fn = backend_cc310_init, .uninit_fn = backend_cc310_uninit, .key_set_fn = backend_cc310_key_set, .iv_set_fn = backend_cc310_iv_set, .iv_get_fn = backend_cc310_iv_get, .update_fn = backend_cc310_update, .finalize_fn = backend_cc310_mac_finalize }; nrf_crypto_aes_info_t const g_nrf_crypto_aes_cbc_mac_128_pad_pkcs7_info = { .mode = NRF_CRYPTO_AES_MODE_CBC_MAC_PAD_PCKS7, .key_size = NRF_CRYPTO_KEY_SIZE_128, .context_size = sizeof(nrf_crypto_backend_aes_cbc_mac_context_t), .init_fn = backend_cc310_init, .uninit_fn = backend_cc310_uninit, .key_set_fn = backend_cc310_key_set, .iv_set_fn = backend_cc310_iv_set, .iv_get_fn = backend_cc310_iv_get, .update_fn = backend_cc310_update, .finalize_fn = backend_cc310_cbc_mac_padding_finalize }; #endif #if NRF_MODULE_ENABLED(NRF_CRYPTO_BACKEND_CC310_AES_CMAC) nrf_crypto_aes_info_t const g_nrf_crypto_aes_cmac_128_info = { .mode = NRF_CRYPTO_AES_MODE_CMAC, .key_size = NRF_CRYPTO_KEY_SIZE_128, .context_size = sizeof(nrf_crypto_backend_aes_cmac_context_t), .init_fn = backend_cc310_init, .uninit_fn = backend_cc310_uninit, .key_set_fn = backend_cc310_key_set, .iv_set_fn = NULL, .iv_get_fn = NULL, .update_fn = backend_cc310_update, .finalize_fn = backend_cc310_mac_finalize }; #endif #endif // NRF_MODULE_ENABLED(NRF_CRYPTO_AES_BACKEND_CC310) #endif // NRF_MODULE_ENABLED(NRF_CRYPTO)