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path: root/src/lib/libcrypto/evp/p_verify.c
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Diffstat (limited to 'src/lib/libcrypto/evp/p_verify.c')
-rw-r--r--src/lib/libcrypto/evp/p_verify.c44
1 files changed, 19 insertions, 25 deletions
diff --git a/src/lib/libcrypto/evp/p_verify.c b/src/lib/libcrypto/evp/p_verify.c
index 8db46412f3..2d46dffe7e 100644
--- a/src/lib/libcrypto/evp/p_verify.c
+++ b/src/lib/libcrypto/evp/p_verify.c
@@ -70,28 +70,6 @@ int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
70 int i,ok=0,v; 70 int i,ok=0,v;
71 MS_STATIC EVP_MD_CTX tmp_ctx; 71 MS_STATIC EVP_MD_CTX tmp_ctx;
72 72
73 EVP_MD_CTX_init(&tmp_ctx);
74 EVP_MD_CTX_copy_ex(&tmp_ctx,ctx);
75 EVP_DigestFinal_ex(&tmp_ctx,&(m[0]),&m_len);
76 EVP_MD_CTX_cleanup(&tmp_ctx);
77
78 if (ctx->digest->flags & EVP_MD_FLAG_PKEY_METHOD_SIGNATURE)
79 {
80 EVP_PKEY_CTX *pkctx = NULL;
81 i = -1;
82 pkctx = EVP_PKEY_CTX_new(pkey, NULL);
83 if (!pkctx)
84 goto err;
85 if (EVP_PKEY_verify_init(pkctx) <= 0)
86 goto err;
87 if (EVP_PKEY_CTX_set_signature_md(pkctx, ctx->digest) <= 0)
88 goto err;
89 i = EVP_PKEY_verify(pkctx, sigbuf, siglen, m, m_len);
90 err:
91 EVP_PKEY_CTX_free(pkctx);
92 return i;
93 }
94
95 for (i=0; i<4; i++) 73 for (i=0; i<4; i++)
96 { 74 {
97 v=ctx->digest->required_pkey_type[i]; 75 v=ctx->digest->required_pkey_type[i];
@@ -107,13 +85,29 @@ int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
107 EVPerr(EVP_F_EVP_VERIFYFINAL,EVP_R_WRONG_PUBLIC_KEY_TYPE); 85 EVPerr(EVP_F_EVP_VERIFYFINAL,EVP_R_WRONG_PUBLIC_KEY_TYPE);
108 return(-1); 86 return(-1);
109 } 87 }
110 if (ctx->digest->verify == NULL) 88 if (ctx->digest->verify == NULL)
111 { 89 {
112 EVPerr(EVP_F_EVP_VERIFYFINAL,EVP_R_NO_VERIFY_FUNCTION_CONFIGURED); 90 EVPerr(EVP_F_EVP_VERIFYFINAL,EVP_R_NO_VERIFY_FUNCTION_CONFIGURED);
113 return(0); 91 return(0);
114 } 92 }
115 93
116 return(ctx->digest->verify(ctx->digest->type,m,m_len, 94 EVP_MD_CTX_init(&tmp_ctx);
117 sigbuf,siglen,pkey->pkey.ptr)); 95 EVP_MD_CTX_copy_ex(&tmp_ctx,ctx);
96 if (ctx->digest->flags & EVP_MD_FLAG_SVCTX)
97 {
98 EVP_MD_SVCTX sctmp;
99 sctmp.mctx = &tmp_ctx;
100 sctmp.key = pkey->pkey.ptr;
101 i = ctx->digest->verify(ctx->digest->type,
102 NULL, -1, sigbuf, siglen, &sctmp);
103 }
104 else
105 {
106 EVP_DigestFinal_ex(&tmp_ctx,&(m[0]),&m_len);
107 i = ctx->digest->verify(ctx->digest->type,m,m_len,
108 sigbuf,siglen,pkey->pkey.ptr);
109 }
110 EVP_MD_CTX_cleanup(&tmp_ctx);
111 return i;
118 } 112 }
119 113