Leancrypto 0.12.0
Post-Quantum Cryptographic Library
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Go to the source code of this file.
Macros | |
#define | LC_HMAC_CTX_ON_STACK(name, hashname) |
Allocate stack memory for the HMAC context. | |
Functions | |
void | lc_hmac_init (struct lc_hmac_ctx *hmac_ctx, const uint8_t *key, size_t keylen) |
Initialize HMAC context. | |
void | lc_hmac_reinit (struct lc_hmac_ctx *hmac_ctx) |
Re-initialize HMAC context after a hmac_final operation. | |
void | lc_hmac_update (struct lc_hmac_ctx *hmac_ctx, const uint8_t *in, size_t inlen) |
Update HMAC. | |
void | lc_hmac_final (struct lc_hmac_ctx *hmac_ctx, uint8_t *mac) |
Calculate HMAC mac. | |
int | lc_hmac_alloc (const struct lc_hash *hash, struct lc_hmac_ctx **hmac_ctx) |
Allocate HMAC context on heap. | |
void | lc_hmac_zero_free (struct lc_hmac_ctx *hmac_ctx) |
Zeroize and free HMAC context. | |
static void | lc_hmac_zero (struct lc_hmac_ctx *hmac_ctx) |
Zeroize HMAC context allocated with either HMAC_CTX_ON_STACK or hmac_alloc. | |
static size_t | lc_hmac_macsize (struct lc_hmac_ctx *hmac_ctx) |
Return the MAC size. | |
static void | lc_hmac (const struct lc_hash *hash, const uint8_t *key, size_t keylen, const uint8_t *in, size_t inlen, uint8_t *mac) |
Calculate HMAC - one-shot. | |