diff options
Diffstat (limited to 'aes/src/box.c')
| -rw-r--r-- | aes/src/box.c | 48 |
1 files changed, 7 insertions, 41 deletions
diff --git a/aes/src/box.c b/aes/src/box.c index d279fd8..178f1dc 100644 --- a/aes/src/box.c +++ b/aes/src/box.c @@ -222,12 +222,7 @@ static AES_StatusCode aes_box_get_encrypted_buffer_size( switch (box->mode) { case AES_ECB: case AES_CBC: { - size_t block_size; - - status = box->algorithm->get_block_size(&block_size, err_details); - if (aes_is_error(status)) - return status; - + size_t block_size = sizeof(AES_Block); *padding_size = block_size - src_size % block_size; *dest_size = src_size + *padding_size; return status; @@ -273,12 +268,7 @@ static AES_StatusCode aes_box_encrypt_buffer_partial_block_with_padding( ) { AES_StatusCode status = AES_SUCCESS; - size_t block_size; - - status = box->algorithm->get_block_size(&block_size, err_details); - if (aes_is_error(status)) - return status; - + size_t block_size = sizeof(AES_Block); void* plaintext_buf = malloc(block_size); if (plaintext_buf == NULL) @@ -314,12 +304,7 @@ static AES_StatusCode aes_box_encrypt_buffer_partial_block( if (src_size == 0) return status; - size_t block_size; - - status = box->algorithm->get_block_size(&block_size, err_details); - if (aes_is_error(status)) - return status; - + size_t block_size = sizeof(AES_Block); void* plaintext_buf = malloc(block_size); if (plaintext_buf == NULL) @@ -377,12 +362,7 @@ AES_StatusCode aes_box_encrypt_buffer( if (src == NULL && src_size != 0) return aes_error_null_argument(err_details, "src"); - size_t block_size; - - status = box->algorithm->get_block_size(&block_size, err_details); - if (aes_is_error(status)) - return status; - + size_t block_size = sizeof(AES_Block); const size_t src_len = src_size / block_size; for (size_t i = 0; i < src_len; ++i) { @@ -416,11 +396,7 @@ static AES_StatusCode aes_box_get_decrypted_buffer_size( switch (box->mode) { case AES_ECB: case AES_CBC: { - size_t block_size; - - status = box->algorithm->get_block_size(&block_size, err_details); - if (aes_is_error(status)) - return status; + size_t block_size = sizeof(AES_Block); if (src_size == 0 || src_size % block_size != 0) return aes_error_missing_padding(err_details); @@ -472,12 +448,7 @@ static AES_StatusCode aes_box_decrypt_buffer_partial_block( if (src_size == 0) return status; - size_t block_size; - - status = box->algorithm->get_block_size(&block_size, err_details); - if (aes_is_error(status)) - return status; - + size_t block_size = sizeof(AES_Block); void* ciphertext_buf = malloc(block_size); if (ciphertext_buf == NULL) @@ -534,12 +505,7 @@ AES_StatusCode aes_box_decrypt_buffer( if (src == NULL) return aes_error_null_argument(err_details, "src"); - size_t block_size; - - status = box->algorithm->get_block_size(&block_size, err_details); - if (aes_is_error(status)) - return status; - + size_t block_size = sizeof(AES_Block); const size_t src_len = src_size / block_size; for (size_t i = 0; i < src_len; ++i) { |