nrfxlib API 2.7.99
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Type definitions and APIs for AES-CBC (AES Cipher Block Chaining). More...

Functions

void ocrypto_aes_cbc_encrypt (uint8_t *ct, const uint8_t *pt, size_t pt_len, const uint8_t *key, size_t size, const uint8_t iv[16])
 
void ocrypto_aes_cbc_decrypt (uint8_t *pt, const uint8_t *ct, size_t ct_len, const uint8_t *key, size_t size, const uint8_t iv[16])
 

Incremental AES-CBC encryption/decryption.

This group of functions can be used to incrementally compute the AES-CBC encryption/decryption for a given message.

void ocrypto_aes_cbc_init_enc (ocrypto_aes_cbc_ctx *ctx, const uint8_t *key, size_t size, const uint8_t iv[16])
 
void ocrypto_aes_cbc_init_dec (ocrypto_aes_cbc_ctx *ctx, const uint8_t *key, size_t size, const uint8_t iv[16])
 
void ocrypto_aes_cbc_update_enc (ocrypto_aes_cbc_ctx *ctx, uint8_t *ct, const uint8_t *pt, size_t pt_len)
 
void ocrypto_aes_cbc_update_dec (ocrypto_aes_cbc_ctx *ctx, uint8_t *pt, const uint8_t *ct, size_t ct_len)
 

Detailed Description

Type definitions and APIs for AES-CBC (AES Cipher Block Chaining).

AES-CBC (AES Cipher Block Chaining) is an AES block cipher mode which avoids the problems of the ECB mode by xoring each plaintext block with the previous ciphertext block before being encrypted.