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Add SM2 Z value computation support for more APIs

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This commit is contained in:
Zhi Guan
2018-01-25 23:57:39 +08:00
parent 32c343fc06
commit 342603d169
3 changed files with 44 additions and 0 deletions
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16
crypto/evp/p_sign.c
View File

@@ -12,6 +12,9 @@
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
#ifndef OPENSSL_NO_SM2
# include <openssl/sm2.h>
#endif
#include "internal/evp_int.h"
int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
@@ -51,6 +54,19 @@ int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
goto err;
if (EVP_PKEY_CTX_set_signature_md(pkctx, EVP_MD_CTX_md(ctx)) <= 0)
goto err;
#ifndef OPENSSL_NO_SM2
if (EVP_PKEY_id(pkey) == EVP_PKEY_EC) {
if (EC_GROUP_get_curve_name(EC_KEY_get0_group(
EVP_PKEY_get0_EC_KEY(pkey))) == NID_sm2p256v1) {
# ifdef CIPHER_DEBUG
fprintf(stderr, "%s() set sm scheme\n", __FUNCTION__);
# endif
if (EVP_PKEY_CTX_set_ec_scheme(pkctx, NID_sm_scheme) <= 0) {
goto err;
}
}
}
#endif
if (EVP_PKEY_sign(pkctx, sigret, &sltmp, m, m_len) <= 0)
goto err;
*siglen = sltmp;

16
crypto/evp/p_verify.c
View File

@@ -12,6 +12,9 @@
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
#ifndef OPENSSL_NO_SM2
# include <openssl/sm2.h>
#endif
#include "internal/evp_int.h"
int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
@@ -48,6 +51,19 @@ int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
goto err;
if (EVP_PKEY_CTX_set_signature_md(pkctx, EVP_MD_CTX_md(ctx)) <= 0)
goto err;
#ifndef OPENSSL_NO_SM2
if (EVP_PKEY_id(pkey) == EVP_PKEY_EC) {
if (EC_GROUP_get_curve_name(EC_KEY_get0_group(
EVP_PKEY_get0_EC_KEY(pkey))) == NID_sm2p256v1) {
# ifdef CIPHER_DEBUG
fprintf(stderr, "%s() set sm scheme\n", __FUNCTION__);
# endif
if (EVP_PKEY_CTX_set_ec_scheme(pkctx, NID_sm_scheme) <= 0) {
goto err;
}
}
}
#endif
i = EVP_PKEY_verify(pkctx, sigbuf, siglen, m, m_len);
err:
EVP_PKEY_CTX_free(pkctx);