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Update sm4_ff1

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This commit is contained in:
Zhi Guan
2026-06-26 23:06:02 +08:00
parent e77378558c
commit 52f0f1619e
9 changed files with 250 additions and 419 deletions
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21
tools/sm4_ff1.c
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@@ -12,13 +12,12 @@
#include <string.h>
#include <stdlib.h>
#include <stdint.h>
#include <gmssl/ff1.h>
#include <gmssl/sm4.h>
#include <gmssl/hex.h>
#include <gmssl/mem.h>
#include <gmssl/error.h>
#define SM4_FF1_MAX_TWEAK_SIZE FF1_MAX_TWEAK_SIZE
#define ID_CARD_DIGITS 18
#define ID_CARD_BODY_DIGITS 17
@@ -152,7 +151,7 @@ static int bankcard_check(const char *s, size_t len)
{
int ch;
if (!s || len < FF1_MIN_DIGITS + 1 || len > FF1_MAX_DIGITS + 1 || !is_digits(s, len)) {
if (!s || len < SM4_FF1_MIN_DIGITS + 1 || len > SM4_FF1_MAX_DIGITS + 1 || !is_digits(s, len)) {
return -1;
}
ch = luhn_check_digit(s, len - 1);
@@ -179,9 +178,9 @@ int sm4_ff1_main(int argc, char **argv)
uint8_t *inbuf = NULL;
int inbuf_alloc = 0;
size_t inlen;
char outbuf[FF1_MAX_DIGITS + 2];
char outbuf[SM4_FF1_MAX_DIGITS + 2];
size_t bodylen;
BLOCK_CIPHER_KEY block_key;
SM4_KEY sm4_key;
argc--;
argv++;
@@ -272,7 +271,7 @@ bad:
fprintf(stderr, "gmssl %s: option `-key` missing\n", prog);
goto end;
}
if (tweakhex && tweaklen > FF1_MAX_TWEAK_SIZE) {
if (tweakhex && tweaklen > SM4_FF1_MAX_TWEAK_SIZE) {
fprintf(stderr, "gmssl %s: invalid tweak length\n", prog);
goto end;
}
@@ -303,24 +302,24 @@ bad:
}
bodylen = inlen - 1;
} else {
if (inlen < FF1_MIN_DIGITS || inlen > FF1_MAX_DIGITS || !is_digits((char *)inbuf, inlen)) {
if (inlen < SM4_FF1_MIN_DIGITS || inlen > SM4_FF1_MAX_DIGITS || !is_digits((char *)inbuf, inlen)) {
fprintf(stderr, "gmssl %s: invalid input digits\n", prog);
goto end;
}
bodylen = inlen;
}
if (ff1_init(&block_key, BLOCK_CIPHER_sm4(), key) != 1) {
if (sm4_ff1_init(&sm4_key, key) != 1) {
error_print();
goto end;
}
if (enc) {
if (ff1_encrypt(&block_key, (char *)inbuf, bodylen, tweak, tweaklen, outbuf) != 1) {
if (sm4_ff1_encrypt(&sm4_key, (char *)inbuf, bodylen, tweak, tweaklen, outbuf) != 1) {
error_print();
goto end;
}
} else {
if (ff1_decrypt(&block_key, (char *)inbuf, bodylen, tweak, tweaklen, outbuf) != 1) {
if (sm4_ff1_decrypt(&sm4_key, (char *)inbuf, bodylen, tweak, tweaklen, outbuf) != 1) {
error_print();
goto end;
}
@@ -361,6 +360,6 @@ end:
if (inbuf_alloc) free(inbuf);
gmssl_secure_clear(key, sizeof(key));
gmssl_secure_clear(tweak, sizeof(tweak));
gmssl_secure_clear(&block_key, sizeof(block_key));
gmssl_secure_clear(&sm4_key, sizeof(sm4_key));
return ret;
}