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This commit is contained in:
Zhi Guan
2022-05-29 18:10:41 +08:00
parent 767dae98ab
commit 19ea6fdf92
31 changed files with 825 additions and 381 deletions
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95
src/sm3.c
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@@ -49,6 +49,7 @@
#include <string.h>
#include <gmssl/sm3.h>
#include <gmssl/endian.h>
#include <gmssl/error.h>
#ifdef SM3_SSE3
@@ -345,103 +346,11 @@ void sm3_init(SM3_CTX *ctx)
ctx->digest[7] = 0xB0FB0E4E;
}
#if 0
void sm3_compute_id_digest(uint8_t z[32], const char *id,
const uint8_t x[32], const uint8_t y[32])
{
uint8_t zin[] = {
0x00, 0x80,
0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFC,
0x28, 0xE9, 0xFA, 0x9E, 0x9D, 0x9F, 0x5E, 0x34,
0x4D, 0x5A, 0x9E, 0x4B, 0xCF, 0x65, 0x09, 0xA7,
0xF3, 0x97, 0x89, 0xF5, 0x15, 0xAB, 0x8F, 0x92,
0xDD, 0xBC, 0xBD, 0x41, 0x4D, 0x94, 0x0E, 0x93,
0x32, 0xC4, 0xAE, 0x2C, 0x1F, 0x19, 0x81, 0x19,
0x5F, 0x99, 0x04, 0x46, 0x6A, 0x39, 0xC9, 0x94,
0x8F, 0xE3, 0x0B, 0xBF, 0xF2, 0x66, 0x0B, 0xE1,
0x71, 0x5A, 0x45, 0x89, 0x33, 0x4C, 0x74, 0xC7,
0xBC, 0x37, 0x36, 0xA2, 0xF4, 0xF6, 0x77, 0x9C,
0x59, 0xBD, 0xCE, 0xE3, 0x6B, 0x69, 0x21, 0x53,
0xD0, 0xA9, 0x87, 0x7C, 0xC6, 0x2A, 0x47, 0x40,
0x02, 0xDF, 0x32, 0xE5, 0x21, 0x39, 0xF0, 0xA0,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x06, 0x90,
};
if (!id || strcmp(id, "1234567812345678")) {
unsigned int digest[8] = {
0xadadedb5U, 0x0446043fU, 0x08a87aceU, 0xe86d2243U,
0x8e232383U, 0xbfc81fe2U, 0xcf9117c8U, 0x4707011dU,
};
memcpy(&zin[128], x, 32);
memcpy(&zin[160], y, 32);
sm3_compress_blocks(digest, zin, 2);
PUTU32(z , digest[0]);
PUTU32(z + 4, digest[1]);
PUTU32(z + 8, digest[2]);
PUTU32(z + 12, digest[3]);
PUTU32(z + 16, digest[4]);
PUTU32(z + 20, digest[5]);
PUTU32(z + 24, digest[6]);
PUTU32(z + 28, digest[7]);
} else {
SM3_CTX ctx;
uint8_t idbits[2];
size_t len;
len = strlen(id);
idbits[0] = (uint8_t)(len >> 5);
idbits[1] = (uint8_t)(len << 3);
sm3_init(&ctx);
sm3_update(&ctx, idbits, 2);
sm3_update(&ctx, (uint8_t *)id, len);
sm3_update(&ctx, zin + 18, 128);
sm3_update(&ctx, x, 32);
sm3_update(&ctx, y, 32);
sm3_finish(&ctx, z);
}
}
int sm3_sm2_init(SM3_CTX *ctx, const char *id,
const uint8_t *x, const uint8_t *y)
{
uint8_t z[32];
if ((id && strlen(id) > 65535/8) || !x || !y) {
return 0;
}
sm3_compute_id_digest(z, id, x, y);
sm3_init(ctx);
sm3_update(ctx, z, 32);
return 1;
}
#endif
void sm3_update(SM3_CTX *ctx, const uint8_t *data, size_t data_len)
{
size_t blocks;
ctx->num &= 0x3f;
if (ctx->num) {
unsigned int left = SM3_BLOCK_SIZE - ctx->num;