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fast SMS4 with Intel AVX2/KNC-NI

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This commit is contained in:
Zhi Guan
2016-05-09 09:20:02 +02:00
parent addcac4896
commit 8c0439e7d6
83 changed files with 3536 additions and 5882 deletions
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111
demos/gmssl/seal.c Normal file
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#include <stdio.h>
#include <string.h>
#include <strings.h>
#include <openssl/evp.h>
#include <openssl/rand.h>
#include <openssl/ecies.h>
#include <openssl/objects.h>
EVP_PKEY *pkey_new_ec()
{
int rv;
ECIES_PARAMS param;
EC_KEY *ec_key = NULL;
EVP_PKEY *pkey = NULL;
ec_key = EC_KEY_new_by_curve_name(NID_sm2p256v1);
OPENSSL_assert(ec_key);
rv = EC_KEY_generate_key(ec_key);
OPENSSL_assert(rv == 1);
param.mac_nid = NID_hmac_full_ecies;
param.kdf_md = EVP_sha1();
param.sym_cipher = EVP_aes_128_cbc();
param.mac_md = EVP_sha1();
rv = ECIES_set_parameters(ec_key, &param);
ERR_print_errors_fp(stderr);
OPENSSL_assert(rv == 1);
OPENSSL_assert(ECIES_get_parameters(ec_key) != NULL);
pkey = EVP_PKEY_new();
OPENSSL_assert(pkey);
const EVP_PKEY_ASN1_METHOD *ameth = EVP_PKEY_asn1_find(NULL, EVP_PKEY_SM2);
OPENSSL_assert(ameth);
rv = EVP_PKEY_set1_SM2(pkey, ec_key);
ERR_print_errors_fp(stderr);
OPENSSL_assert(rv == 1);
return pkey;
}
int test_pkey_enc(void)
{
int rv;
EVP_PKEY *pkey[2];
int num_pkeys = sizeof(pkey)/sizeof(pkey[0]);
EVP_CIPHER_CTX ctx;
const EVP_CIPHER *cipher = EVP_sms4_cbc();
unsigned char iv[16];
unsigned char ek[2][256];
int eklen[sizeof(pkey)/sizeof(pkey[0])];
char *msg1 = "Hello ";
char *msg2 = "World!";
unsigned char ctbuf[256];
unsigned char ptbuf[256];
unsigned char *p;
int len, ctlen;
int i;
for (i = 0; i < num_pkeys; i++) {
pkey[i] = pkey_new_ec();
}
EVP_CIPHER_CTX_init(&ctx);
RAND_bytes(iv, sizeof(iv));
/* EVP_SealInit/Update/Final() */
rv = EVP_SealInit(&ctx, cipher, ek, eklen, iv, pkey, num_pkeys);
OPENSSL_assert(rv == num_pkeys);
p = ctbuf;
rv = EVP_SealUpdate(&ctx, p, &len, (unsigned char *)msg1, strlen(msg1));
OPENSSL_assert(rv == 1);
p += len;
rv = EVP_SealUpdate(&ctx, p, &len, (unsigned char *)msg2, strlen(msg2));
OPENSSL_assert(rv == 1);
p += len;
rv = EVP_SealFinal(&ctx, p, &len);
OPENSSL_assert(rv == 1);
p += len;
ctlen = p - ctbuf;
/* EVP_OpenInit/Update/Final() */
printf("%s() success!\n", __FUNCTION__);
return 0;
}
int main(int argc, char **argv)
{
test_pkey_enc();
return 0;
}