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Update ZUC

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This commit is contained in:
Zhi Guan
2024-04-29 22:39:26 +08:00
parent 5cf6f2609e
commit b351803fbc
3 changed files with 19 additions and 16 deletions
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6
include/gmssl/zuc.h
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@@ -1,5 +1,5 @@
/*
* Copyright 2014-2023 The GmSSL Project. All Rights Reserved.
* Copyright 2014-2024 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
@@ -79,8 +79,8 @@ ZUC_UINT32 zuc_eia_generate_mac(const ZUC_UINT32 *data, size_t nbits,
typedef ZUC_STATE ZUC256_STATE;
void zuc256_init(ZUC256_STATE *state, const uint8_t key[ZUC256_KEY_SIZE], const uint8_t iv[ZUC256_IV_SIZE]);
#define zuc256_generate_keystream(state,nwords,words) zuc_generate_keystream(state,nwords,words)
#define zuc256_generate_keyword(state) zuc_generate_keyword(state)
void zuc256_generate_keystream(ZUC_STATE *state, size_t nwords, ZUC_UINT32 *words);
ZUC_UINT32 zuc256_generate_keyword(ZUC_STATE *state);
typedef struct ZUC256_MAC_CTX_st {

11
src/zuc.c
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
* Copyright 2014-2024 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
@@ -224,7 +224,6 @@ void zuc_generate_keystream(ZUC_STATE *state, size_t nwords, uint32_t *keystream
//keystream[i] = X3 ^ F(X0, X1, X2);
keystream[i] = X3 ^ ((X0 ^ R1) + R2);
W1 = R1 + X1;
W2 = R2 ^ X2;
U = L1((W1 << 16) | (W2 >> 16));
@@ -575,6 +574,14 @@ void zuc256_init(ZUC_STATE *key, const uint8_t K[32],
zuc256_set_mac_key(key, K, IV, 0);
}
uint32_t zuc256_generate_keyword(ZUC_STATE *state) {
return zuc_generate_keyword(state);
}
void zuc256_generate_keystream(ZUC_STATE *state, size_t nwords, uint32_t *keystream) {
zuc_generate_keystream(state, nwords, keystream);
}
void zuc256_mac_init(ZUC256_MAC_CTX *ctx, const uint8_t key[32],
const uint8_t iv[23], int macbits)
{

18
tests/zuctest.c
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
* Copyright 2014-2024 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
@@ -467,7 +467,7 @@ static int test_zuc256_mac(void)
return 1;
}
static int test_zuc_generate_keystream_speed(void)
static int speed_zuc_generate_keystream(void)
{
ZUC_STATE zuc_state;
uint8_t key[16];
@@ -478,8 +478,6 @@ static int test_zuc_generate_keystream_speed(void)
int i;
zuc_init(&zuc_state, key, iv);
// warm up
for (i = 0; i < 4096; i++) {
zuc_generate_keystream(&zuc_state, 1024, buf);
}
@@ -491,12 +489,12 @@ static int test_zuc_generate_keystream_speed(void)
end = clock();
seconds = (double)(end - begin)/CLOCKS_PER_SEC;
fprintf(stderr, "speed zuc_generate_keystream: %f-MiB per seconds\n", 16/seconds);
fprintf(stderr, "%s: %f-MiB per second\n", __FUNCTION__, 16/seconds);
return 1;
}
static int test_zuc_encrypt_speed(void)
static int speed_zuc_encrypt(void)
{
ZUC_STATE zuc_state;
uint8_t key[16];
@@ -508,8 +506,6 @@ static int test_zuc_encrypt_speed(void)
int i;
zuc_init(&zuc_state, key, iv);
// warm up
for (i = 0; i < 4096; i++) {
zuc_encrypt(&zuc_state, buf, 4096, buf);
}
@@ -521,7 +517,7 @@ static int test_zuc_encrypt_speed(void)
end = clock();
seconds = (double)(end - begin)/CLOCKS_PER_SEC;
fprintf(stderr, "speed zuc_encrypt: %f-MiB per seconds\n", 16/seconds);
fprintf(stderr, "%s: %f-MiB per second\n", __FUNCTION__, 16/seconds);
return 1;
}
@@ -534,8 +530,8 @@ int main(void)
if (test_zuc256() != 1) goto err;
if (test_zuc256_mac() != 1) goto err;
#if ENABLE_TEST_SPEED
if (test_zuc_generate_keystream_speed() != 1) goto err;
if (test_zuc_encrypt_speed() != 1) goto err;
if (speed_zuc_generate_keystream() != 1) goto err;
if (speed_zuc_encrypt() != 1) goto err;
#endif
printf("%s all tests passed\n", __FILE__);
return 0;