ecdsa_ctx.h

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/*
 * Copyright IBM Corp. 2022
 *
 * 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_ECDSA_CTX_H
# define ZPC_ECDSA_CTX_H
# ifdef __cplusplus
/* *INDENT-OFF* */
extern "C" {
/* *INDENT-ON* */
# endif

 
# include <zpc/ecc_key.h>
# include <stddef.h>
 
struct zpc_ecdsa_ctx;

__attribute__((visibility("default")))
int zpc_ecdsa_ctx_alloc(struct zpc_ecdsa_ctx **ctx);

__attribute__((visibility("default")))
int zpc_ecdsa_ctx_set_key(struct zpc_ecdsa_ctx *ctx, struct zpc_ec_key *key);

__attribute__((visibility("default")))
int zpc_ecdsa_sign(struct zpc_ecdsa_ctx *ctx,
                const unsigned char *hash, unsigned int hash_len,
                unsigned char *signature, unsigned int *sig_len);

__attribute__((visibility("default")))
int zpc_ecdsa_verify(struct zpc_ecdsa_ctx *ctx,
                const unsigned char *hash, unsigned int hash_len,
                const unsigned char *signature, unsigned int sig_len);

__attribute__((visibility("default")))
void zpc_ecdsa_ctx_free(struct zpc_ecdsa_ctx **ctx);
 
# ifdef __cplusplus
/* *INDENT-OFF* */
}
/* *INDENT-ON* */
# endif
#endif