75 lines
2.4 KiB
Diff
75 lines
2.4 KiB
Diff
From fa3d5b8af929c296f4d684345dedf1e2b4b390e2 Mon Sep 17 00:00:00 2001
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From: gaoyusong <gaoyusong2@huawei.com>
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Date: Fri, 30 Sep 2022 12:10:15 +0800
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Subject: [PATCH] PKCS7 sign and verify support SM2 algorithm
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Signed-off-by: Huaxin Lu <luhuaxin1@huawei.com>
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---
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crypto/pkcs7/pk7_doit.c | 23 +++++++++++++++++++++--
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crypto/sm2/sm2_pmeth.c | 1 +
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2 files changed, 22 insertions(+), 2 deletions(-)
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diff --git a/crypto/pkcs7/pk7_doit.c b/crypto/pkcs7/pk7_doit.c
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index f63fbc5..916a35a 100644
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--- a/crypto/pkcs7/pk7_doit.c
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+++ b/crypto/pkcs7/pk7_doit.c
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@@ -946,6 +946,9 @@ int PKCS7_signatureVerify(BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si,
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STACK_OF(X509_ATTRIBUTE) *sk;
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BIO *btmp;
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EVP_PKEY *pkey;
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+#ifndef OPENSSL_NO_SM2
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+ EVP_PKEY_CTX *pctx = NULL;
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+#endif
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mdc_tmp = EVP_MD_CTX_new();
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if (mdc_tmp == NULL) {
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@@ -1013,7 +1016,19 @@ int PKCS7_signatureVerify(BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si,
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goto err;
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}
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- if (!EVP_VerifyInit_ex(mdc_tmp, EVP_get_digestbynid(md_type), NULL))
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+ pkey = X509_get0_pubkey(x509);
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+ if (!pkey) {
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+ ret = -1;
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+ goto err;
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+ }
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+
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+ ret =
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+#ifndef OPENSSL_NO_SM2
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+ EVP_PKEY_is_sm2(pkey) ?
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+ EVP_DigestVerifyInit(mdc_tmp, &pctx, EVP_get_digestbynid(md_type), NULL, pkey) :
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+#endif
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+ EVP_VerifyInit_ex(mdc_tmp, EVP_get_digestbynid(md_type), NULL);
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+ if (!ret)
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goto err;
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alen = ASN1_item_i2d((ASN1_VALUE *)sk, &abuf,
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@@ -1036,7 +1051,11 @@ int PKCS7_signatureVerify(BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si,
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goto err;
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}
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- i = EVP_VerifyFinal(mdc_tmp, os->data, os->length, pkey);
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+ i =
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+#ifndef OPENSSL_NO_SM2
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+ EVP_PKEY_is_sm2(pkey) ? EVP_DigestVerifyFinal(mdc_tmp, os->data, os->length) :
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+#endif
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+ EVP_VerifyFinal(mdc_tmp, os->data, os->length, pkey);
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if (i <= 0) {
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PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY, PKCS7_R_SIGNATURE_FAILURE);
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ret = -1;
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diff --git a/crypto/sm2/sm2_pmeth.c b/crypto/sm2/sm2_pmeth.c
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index 1998812..53cdbe9 100644
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--- a/crypto/sm2/sm2_pmeth.c
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+++ b/crypto/sm2/sm2_pmeth.c
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@@ -221,6 +221,7 @@ static int pkey_sm2_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
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return 1;
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case EVP_PKEY_CTRL_DIGESTINIT:
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+ case EVP_PKEY_CTRL_PKCS7_SIGN:
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/* nothing to be inited, this is to suppress the error... */
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return 1;
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--
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2.33.0
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