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First SM9 release

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SM9 setup/keygen/sign/verify has been tested. See example codes `demos/sm9/`.
This commit is contained in:
Zhi Guan
2018-10-10 20:42:07 +08:00
parent 9ca519edfa
commit 989bc7638d
16 changed files with 6255 additions and 5380 deletions
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12
crypto/sm9/sm9_sign.c
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@@ -1,5 +1,5 @@
/* ====================================================================
* Copyright (c) 2016 The GmSSL Project. All rights reserved.
* Copyright (c) 2016 - 2018 The GmSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@@ -171,7 +171,7 @@ SM9Signature *SM9_SignFinal(EVP_MD_CTX *ctx1, SM9PrivateKey *sk)
ASN1_STRING_length(sk->privatePoint), bn_ctx)) {
SM9err(SM9_F_SM9_SIGNFINAL, SM9_R_INVALID_PRIVATE_POINT);
goto end;
}
}
/* S = l * sk */
len = sizeof(buf);
if (!EC_POINT_mul(group, S, NULL, S, r, bn_ctx)
@@ -335,9 +335,9 @@ int SM9_VerifyFinal(EVP_MD_CTX *ctx1, const SM9Signature *sig, SM9PublicKey *pk)
if (BN_cmp(h, sig->h) != 0) {
SM9err(SM9_F_SM9_VERIFYFINAL, SM9_R_VERIFY_FAILURE);
ret = 0;
goto end;
}
ret = 1;
end:
@@ -352,8 +352,8 @@ end:
if (bn_ctx) {
BN_CTX_end(bn_ctx);
}
BN_CTX_free(bn_ctx);
return ret;
BN_CTX_free(bn_ctx);
return ret;
}
int SM9_sign(int type, /* NID_[sm3 | sha256] */
@@ -393,7 +393,7 @@ int SM9_sign(int type, /* NID_[sm3 | sha256] */
*siglen = len;
ret = 1;
end:
end:
EVP_MD_CTX_free(ctx);
SM9Signature_free(sm9sig);
return ret;