abc/GmSSL
1
0
Fork 0
mirror of https://github.com/guanzhi/GmSSL.git synced 2026-05-28 11:16:26 +08:00
Code Issues Packages Projects Releases Wiki Activity

remove old api

Browse Source
This commit is contained in:
Zhi Guan
2021-07-31 22:07:25 +08:00
parent f7b4533cdd
commit 2ecba70472
30 changed files with 1025 additions and 953 deletions
Download Patch File Download Diff File Expand all files Collapse all files

68
src/hmac.c
View File

@@ -48,23 +48,13 @@
#include <string.h>
#include <gmssl/hmac.h>
#include <gmssl/error.h>
#define IPAD 0x36
#define OPAD 0x5C
int hmac_ctx_init(HMAC_CTX *ctx)
{
memset(ctx, 0, sizeof(HMAC_CTX));
return 1;
}
void hmac_ctx_cleanup(HMAC_CTX *ctx)
{
memset(ctx, 0, sizeof(HMAC_CTX));
}
int hmac_init(HMAC_CTX *ctx, const DIGEST *digest, const unsigned char *key, size_t keylen)
{
uint8_t i_key[DIGEST_MAX_BLOCK_SIZE] = {0};
@@ -73,7 +63,8 @@ int hmac_init(HMAC_CTX *ctx, const DIGEST *digest, const unsigned char *key, siz
int i;
if (!ctx || !digest || !key || !keylen) {
return 0;
error_print();
return -1;
}
ctx->digest = digest;
@@ -107,34 +98,45 @@ int hmac_init(HMAC_CTX *ctx, const DIGEST *digest, const unsigned char *key, siz
int hmac_update(HMAC_CTX *ctx, const unsigned char *data, size_t datalen)
{
if (!ctx || (!data && datalen != 0)) {
return 0;
error_print();
return -1;
}
return digest_update(&ctx->digest_ctx, data, datalen);
if (digest_update(&ctx->digest_ctx, data, datalen) != 1) {
error_print();
return -1;
}
return 1;
}
int hmac_finish(HMAC_CTX *ctx, unsigned char *mac, size_t *maclen)
{
int ret = 0;
size_t i;
size_t blocksize;
if (!digest_finish(&ctx->digest_ctx, mac, maclen)) {
if (digest_finish(&ctx->digest_ctx, mac, maclen) != 1) {
error_print();
return -1;
}
memcpy(&ctx->digest_ctx, &ctx->o_ctx, sizeof(DIGEST_CTX));
if (!digest_update(&ctx->digest_ctx, mac, *maclen)
|| !digest_finish(&ctx->digest_ctx, mac, maclen)) {
goto end;
if (digest_update(&ctx->digest_ctx, mac, *maclen) != 1
|| digest_finish(&ctx->digest_ctx, mac, maclen) != 1) {
error_print();
return -1;
}
ret = 1;
end:
return ret;
return 1;
}
int hmac_reset(HMAC_CTX *ctx)
int hmac_finish_and_verify(HMAC_CTX *ctx, const uint8_t *mac, size_t maclen)
{
memcpy(&ctx->digest_ctx, &ctx->i_ctx, sizeof(DIGEST_CTX));
uint8_t hmac[64];
size_t hmaclen;
if (hmac_finish(ctx, hmac, &hmaclen) != 1) {
error_print();
return -1;
}
if (maclen != hmaclen
|| memcmp(hmac, mac, maclen) != 0) {
error_print();
return -1;
}
return 1;
}
@@ -145,14 +147,14 @@ int hmac(const DIGEST *digest, const unsigned char *key, size_t keylen,
int ret = 0;
HMAC_CTX ctx;
if (!hmac_ctx_init(&ctx)
|| !hmac_init(&ctx, digest, key, keylen)
|| !hmac_update(&ctx, data, datalen)
|| !hmac_finish(&ctx, mac, maclen)) {
if (hmac_init(&ctx, digest, key, keylen) != 1
|| hmac_update(&ctx, data, datalen) != 1
|| hmac_finish(&ctx, mac, maclen) != 1) {
goto end;
}
ret = 1;
end:
hmac_ctx_cleanup(&ctx);
memset(&ctx, 0, sizeof(ctx));
return ret;
}