hmac.h

Go to the documentation of this file.

/*
 * Copyright IBM Corp. 2025
 *
 * libzpc is free software; you can redistribute it and/or modify
 * it under the terms of the MIT license. See LICENSE for details.
 */
 
#ifndef ZPC_HMAC_H
# define ZPC_HMAC_H
# ifdef __cplusplus
/* *INDENT-OFF* */
extern "C" {
/* *INDENT-ON* */
# endif

 
# include <zpc/hmac_key.h>
# include <stddef.h>
 
struct zpc_hmac;

__attribute__((visibility("default")))
int zpc_hmac_alloc(struct zpc_hmac **ctx);
__attribute__((visibility("default")))
int zpc_hmac_set_key(struct zpc_hmac *ctx, struct zpc_hmac_key *key);
__attribute__((visibility("default")))
int zpc_hmac_sign(struct zpc_hmac *ctx, unsigned char *mac,
    size_t maclen, const unsigned char *msg, size_t msglen);
__attribute__((visibility("default")))
int zpc_hmac_verify(struct zpc_hmac *ctx, const unsigned char *mac,
    size_t maclen, const unsigned char *msg, size_t msglen);
__attribute__((visibility("default")))
void zpc_hmac_free(struct zpc_hmac **ctx);
 
# ifdef __cplusplus
/* *INDENT-OFF* */
}
/* *INDENT-ON* */
# endif
#endif