abc/GmSSL
1
0
Fork 0
mirror of https://github.com/guanzhi/GmSSL.git synced 2026-06-19 19:33:38 +08:00
Code Issues Packages Projects Releases Wiki Activity

Update digest.c

Browse Source
This commit is contained in:
Zhi Guan
2026-06-10 22:11:56 +08:00
parent be3230fd7f
commit c1c0137269
1 changed files with 66 additions and 54 deletions
Download Patch File Download Diff File Expand all files Collapse all files

118
src/digest.c
View File

@@ -16,64 +16,102 @@
#include <gmssl/error.h>
typedef struct {
int oid;
char *short_name;
char *display_name;
} DIGEST_TABLE;
DIGEST_TABLE digest_table[] = {
{ OID_sm3, "sm3", "SM3" },
const DIGEST *digest_from_name(const char *name)
{
if (!name) {
error_print();
return NULL;
}
if (!strcmp(name, "sm3")) {
return DIGEST_sm3();
#ifdef ENABLE_SHA1
{ OID_sha1, "sha1", "SHA-1" },
} else if (!strcmp(name, "sha1")) {
return DIGEST_sha1();
#endif
#ifdef ENABLE_SHA2
{ OID_sha224, "sha224", "SHA-224" },
{ OID_sha256, "sha256", "SHA-256" },
{ OID_sha384, "sha384", "SHA-384" },
{ OID_sha512, "sha512", "SHA-512" },
} else if (!strcmp(name, "sha224")) {
return DIGEST_sha224();
} else if (!strcmp(name, "sha256")) {
return DIGEST_sha256();
} else if (!strcmp(name, "sha384")) {
return DIGEST_sha384();
} else if (!strcmp(name, "sha512")) {
return DIGEST_sha512();
} else if (!strcmp(name, "sha512-224")) {
return DIGEST_sha512_224();
} else if (!strcmp(name, "sha512-256")) {
return DIGEST_sha512_256();
#endif
};
}
error_print();
return NULL;
}
const char *digest_name(const DIGEST *digest)
{
int i;
for (i = 0; i < sizeof(digest_table)/sizeof(digest_table[0]); i++) {
if (digest->oid == digest_table[i].oid) {
return digest_table[i].short_name;
if (!digest) {
error_print();
return NULL;
}
switch (digest->oid) {
case OID_sm3: return "sm3";
case OID_sha1: return "sha1";
case OID_sha224: return "sha224";
case OID_sha256: return "sha256";
case OID_sha384: return "sha384";
case OID_sha512: return "sha512";
case OID_sha512_224: return "sha512-224";
case OID_sha512_256: return "sha512-256";
}
error_print();
return NULL;
}
int digest_init(DIGEST_CTX *ctx, const DIGEST *algor)
{
memset(ctx, 0, sizeof(DIGEST_CTX));
if (algor == NULL) {
if (!ctx || !algor || !algor->init) {
error_print();
return -1;
}
memset(ctx, 0, sizeof(DIGEST_CTX));
ctx->digest = algor;
ctx->digest->init(ctx);
if (ctx->digest->init(ctx) != 1) {
error_print();
return -1;
}
return 1;
}
int digest_update(DIGEST_CTX *ctx, const uint8_t *data, size_t datalen)
{
if (data == NULL || datalen == 0) {
return 0;
if (!ctx || !ctx->digest || !ctx->digest->update) {
error_print();
return -1;
}
if (!data && datalen) {
error_print();
return -1;
}
if (!data || !datalen) {
return 1;
}
if (ctx->digest->update(ctx, data, datalen) != 1) {
error_print();
return -1;
}
ctx->digest->update(ctx, data, datalen);
return 1;
}
int digest_finish(DIGEST_CTX *ctx, uint8_t *dgst, size_t *dgstlen)
{
if (dgst == NULL || dgstlen == NULL) {
if (!ctx || !ctx->digest || !ctx->digest->finish || !dgst || !dgstlen) {
error_print();
return -1;
}
if (ctx->digest->finish(ctx, dgst) != 1) {
error_print();
return -1;
}
ctx->digest->finish(ctx, dgst);
*dgstlen = ctx->digest->digest_size;
return 1;
}
@@ -83,40 +121,14 @@ int digest(const DIGEST *digest, const uint8_t *data, size_t datalen,
{
DIGEST_CTX ctx;
if (digest_init(&ctx, digest) != 1
|| digest_update(&ctx, data, datalen) < 0
|| digest_update(&ctx, data, datalen) != 1
|| digest_finish(&ctx, dgst, dgstlen) != 1) {
error_print();
return -1;
}
memset(&ctx, 0, sizeof(DIGEST_CTX));
return 1;
}
const DIGEST *digest_from_name(const char *name)
{
if (!strcmp(name, "sm3") || !strcmp(name, "SM3")) {
return DIGEST_sm3();
#ifdef ENABLE_SHA1
} else if (!strcmp(name, "sha1") || !strcmp(name, "SHA1")) {
return DIGEST_sha1();
#endif
#ifdef ENABLE_SHA2
} else if (!strcmp(name, "sha224") || !strcmp(name, "SHA224")) {
return DIGEST_sha224();
} else if (!strcmp(name, "sha256") || !strcmp(name, "SHA256")) {
return DIGEST_sha256();
} else if (!strcmp(name, "sha384") || !strcmp(name, "SHA384")) {
return DIGEST_sha384();
} else if (!strcmp(name, "sha512") || !strcmp(name, "SHA512")) {
return DIGEST_sha512();
} else if (!strcmp(name, "sha512-224") || !strcmp(name, "SHA512-224")) {
return DIGEST_sha512_224();
} else if (!strcmp(name, "sha512-256") || !strcmp(name, "SHA512-256")) {
return DIGEST_sha512_256();
#endif
}
return NULL;
}
static int _sm3_digest_init(DIGEST_CTX *ctx)
{