AES Encryption API

Header File

Source: include/crypto/aes.h

#include <crypto/aes.h>

Functions

int aes_cbc_decrypt(uint8_t *out, const uint8_t *in, size_t inSz, const uint8_t *key, const uint8_t *iv)

AES block decrypt

Parameters

• out – [out] Output buffer to store decrypted data

• in – [in] Input buffer containing encrypted data

• inSz – [in] Size of data in input buffer

• key – [in] Key buffer

• iv – [in] IV buffer

Returns

0 on success, negative value on error

int aes_cbc_encrypt(uint8_t *out, const uint8_t *in, size_t inSz, const uint8_t *key, const uint8_t *iv)

Encrypt a data buffer

Parameters

• out – [out] Output buffer to store encrypted data

• in – [in] Input data buffer

• inSz – [in] Size of input data

• key – [in] Key buffer

• iv – [in] IV buffer

Returns

0 on success, negative value on error