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CMAC support for cipher with 64bit blocks (DES/3DES)

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Brian Murray 2016-05-18 14:29:51 -07:00 • committed by Simon Butcher
parent 5a8c004f79
commit 7c6476c330
2 changed files with 442 additions and 87 deletions
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10
include/mbedtls/cmac.h
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@ -37,8 +37,8 @@ extern "C" {
*/
typedef struct {
mbedtls_cipher_context_t cipher_ctx; /*!< cipher context used */
unsigned char K1[16];
unsigned char K2[16];
unsigned char* K1;
unsigned char* K2;
}
mbedtls_cmac_context;
@ -108,9 +108,8 @@ int mbedtls_cmac_verify( mbedtls_cmac_context *ctx,
/**
* \brief AES-CMAC-128-PRF
* TODO: add reference to the standard
* See RFC
*
* \param ctx CMAC context
* \param key PRF key
* \param key_len PRF key length
* \param input buffer holding the input data
@ -120,8 +119,7 @@ int mbedtls_cmac_verify( mbedtls_cmac_context *ctx,
*
* \return 0 if successful
*/
int mbedtls_aes_cmac_prf_128( mbedtls_cmac_context *ctx,
const unsigned char *key, size_t key_len,
int mbedtls_aes_cmac_prf_128( const unsigned char *key, size_t key_len,
const unsigned char *input, size_t in_len,
unsigned char *tag );