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Add sm2_encrypt_pre_compute

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This commit is contained in:
Zhi Guan
2024-04-25 16:34:03 +08:00
parent f0859a1f04
commit 3f1fdc147a
5 changed files with 270 additions and 98 deletions
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38
tests/sm2_enctest.c
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@@ -10,6 +10,7 @@
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <gmssl/rand.h>
#include <gmssl/asn1.h>
#include <gmssl/error.h>
@@ -280,6 +281,42 @@ static int test_sm2_encrypt(void)
return 1;
}
static int test_sm2_encrypt_ctx_speed(void)
{
SM2_KEY sm2_key;
SM2_ENC_CTX enc_ctx;
uint8_t plaintext[32];
uint8_t ciphertext[SM2_MAX_CIPHERTEXT_SIZE];
size_t ciphertext_len;
clock_t begin, end;
double seconds;
int i;
sm2_key_generate(&sm2_key);
if (sm2_encrypt_init(&enc_ctx) != 1) {
error_print();
return -1;
}
begin = clock();
for (i = 0; i < 4096; i++) {
if (sm2_encrypt_update(&enc_ctx, plaintext, sizeof(plaintext)) != 1) {
error_print();
return -1;
}
if (sm2_encrypt_finish(&enc_ctx, &sm2_key, ciphertext, &ciphertext_len) != 1) {
error_print();
return -1;
}
sm2_encrypt_reset(&enc_ctx);
}
end = clock();
seconds = (double)(end - begin)/CLOCKS_PER_SEC;
printf("%s: %f encryptions per second\n", __FUNCTION__, 4096/seconds);
return 1;
}
int main(void)
@@ -289,6 +326,7 @@ int main(void)
if (test_sm2_do_encrypt_fixlen() != 1) goto err;
if (test_sm2_encrypt() != 1) goto err;
if (test_sm2_encrypt_fixlen() != 1) goto err;
if (test_sm2_encrypt_ctx_speed() != 1) goto err;
printf("%s all tests passed\n", __FILE__);
return 0;
err: