Removed unused fields of CT_POLICY_EVAL_CTX

[openssl.git] / crypto / evp / m_sha1.c

diff --git a/crypto/evp/m_sha1.c b/crypto/evp/m_sha1.c
index 9ab8c9093ea96bb92711cbf4783bcbfbdc4d209b..e673e417255eec36eb5d71cfc2d042a45259f9a3 100644 (file)
--- a/crypto/evp/m_sha1.c
+++ b/crypto/evp/m_sha1.c
@@ -1,4 +1,3 @@
-/* crypto/evp/m_sha1.c */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -57,43 +56,96 @@
  */
 
 #include <stdio.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
 
 #include <openssl/evp.h>
 #include <openssl/objects.h>
 #include <openssl/sha.h>
-#ifndef OPENSSL_NO_RSA
-# include <openssl/rsa.h>
-#endif
+#include <openssl/rsa.h>
+#include "internal/evp_int.h"
 
 static int init(EVP_MD_CTX *ctx)
 {
-    return SHA1_Init(ctx->md_data);
+    return SHA1_Init(EVP_MD_CTX_md_data(ctx));
 }
 
 static int update(EVP_MD_CTX *ctx, const void *data, size_t count)
 {
-    return SHA1_Update(ctx->md_data, data, count);
+    return SHA1_Update(EVP_MD_CTX_md_data(ctx), data, count);
 }
 
 static int final(EVP_MD_CTX *ctx, unsigned char *md)
 {
-    return SHA1_Final(md, ctx->md_data);
+    return SHA1_Final(md, EVP_MD_CTX_md_data(ctx));
+}
+
+static int ctrl(EVP_MD_CTX *ctx, int cmd, int mslen, void *ms)
+{
+    unsigned char padtmp[40];
+    unsigned char sha1tmp[SHA_DIGEST_LENGTH];
+
+    SHA_CTX *sha1 = EVP_MD_CTX_md_data(ctx);
+
+    if (cmd != EVP_CTRL_SSL3_MASTER_SECRET)
+        return 0;
+
+    /* SSLv3 client auth handling: see RFC-6101 5.6.8 */
+    if (mslen != 48)
+        return 0;
+
+    /* At this point hash contains all handshake messages, update
+     * with master secret and pad_1.
+     */
+
+    if (SHA1_Update(sha1, ms, mslen) <= 0)
+        return 0;
+
+    /* Set padtmp to pad_1 value */
+    memset(padtmp, 0x36, sizeof(padtmp));
+
+    if (!SHA1_Update(sha1, padtmp, sizeof(padtmp)))
+        return 0;
+
+    if (!SHA1_Final(sha1tmp, sha1))
+        return 0;
+
+    /* Reinitialise context */
+
+    if (!SHA1_Init(sha1))
+        return 0;
+
+    if (SHA1_Update(sha1, ms, mslen) <= 0)
+        return 0;
+
+    /* Set padtmp to pad_2 value */
+    memset(padtmp, 0x5c, sizeof(padtmp));
+
+    if (!SHA1_Update(sha1, padtmp, sizeof(padtmp)))
+        return 0;
+
+    if (!SHA1_Update(sha1, sha1tmp, sizeof(sha1tmp)))
+        return 0;
+
+    /* Now when ctx is finalised it will return the SSL v3 hash value */
+    OPENSSL_cleanse(sha1tmp, sizeof(sha1tmp));
+
+    return 1;
+
 }
 
 static const EVP_MD sha1_md = {
     NID_sha1,
     NID_sha1WithRSAEncryption,
     SHA_DIGEST_LENGTH,
-    EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT,
+    EVP_MD_FLAG_DIGALGID_ABSENT,
     init,
     update,
     final,
     NULL,
     NULL,
-    EVP_PKEY_NULL_method,
     SHA_CBLOCK,
     sizeof(EVP_MD *) + sizeof(SHA_CTX),
+    ctrl
 };
 
 const EVP_MD *EVP_sha1(void)
@@ -103,12 +155,12 @@ const EVP_MD *EVP_sha1(void)
 
 static int init224(EVP_MD_CTX *ctx)
 {
-    return SHA224_Init(ctx->md_data);
+    return SHA224_Init(EVP_MD_CTX_md_data(ctx));
 }
 
 static int init256(EVP_MD_CTX *ctx)
 {
-    return SHA256_Init(ctx->md_data);
+    return SHA256_Init(EVP_MD_CTX_md_data(ctx));
 }
 
 /*
@@ -118,25 +170,24 @@ static int init256(EVP_MD_CTX *ctx)
  */
 static int update256(EVP_MD_CTX *ctx, const void *data, size_t count)
 {
-    return SHA256_Update(ctx->md_data, data, count);
+    return SHA256_Update(EVP_MD_CTX_md_data(ctx), data, count);
 }
 
 static int final256(EVP_MD_CTX *ctx, unsigned char *md)
 {
-    return SHA256_Final(md, ctx->md_data);
+    return SHA256_Final(md, EVP_MD_CTX_md_data(ctx));
 }
 
 static const EVP_MD sha224_md = {
     NID_sha224,
     NID_sha224WithRSAEncryption,
     SHA224_DIGEST_LENGTH,
-    EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT,
+    EVP_MD_FLAG_DIGALGID_ABSENT,
     init224,
     update256,
     final256,
     NULL,
     NULL,
-    EVP_PKEY_NULL_method,
     SHA256_CBLOCK,
     sizeof(EVP_MD *) + sizeof(SHA256_CTX),
 };
@@ -150,13 +201,12 @@ static const EVP_MD sha256_md = {
     NID_sha256,
     NID_sha256WithRSAEncryption,
     SHA256_DIGEST_LENGTH,
-    EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT,
+    EVP_MD_FLAG_DIGALGID_ABSENT,
     init256,
     update256,
     final256,
     NULL,
     NULL,
-    EVP_PKEY_NULL_method,
     SHA256_CBLOCK,
     sizeof(EVP_MD *) + sizeof(SHA256_CTX),
 };
@@ -168,36 +218,35 @@ const EVP_MD *EVP_sha256(void)
 
 static int init384(EVP_MD_CTX *ctx)
 {
-    return SHA384_Init(ctx->md_data);
+    return SHA384_Init(EVP_MD_CTX_md_data(ctx));
 }
 
 static int init512(EVP_MD_CTX *ctx)
 {
-    return SHA512_Init(ctx->md_data);
+    return SHA512_Init(EVP_MD_CTX_md_data(ctx));
 }
 
 /* See comment in SHA224/256 section */
 static int update512(EVP_MD_CTX *ctx, const void *data, size_t count)
 {
-    return SHA512_Update(ctx->md_data, data, count);
+    return SHA512_Update(EVP_MD_CTX_md_data(ctx), data, count);
 }
 
 static int final512(EVP_MD_CTX *ctx, unsigned char *md)
 {
-    return SHA512_Final(md, ctx->md_data);
+    return SHA512_Final(md, EVP_MD_CTX_md_data(ctx));
 }
 
 static const EVP_MD sha384_md = {
     NID_sha384,
     NID_sha384WithRSAEncryption,
     SHA384_DIGEST_LENGTH,
-    EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT,
+    EVP_MD_FLAG_DIGALGID_ABSENT,
     init384,
     update512,
     final512,
     NULL,
     NULL,
-    EVP_PKEY_NULL_method,
     SHA512_CBLOCK,
     sizeof(EVP_MD *) + sizeof(SHA512_CTX),
 };
@@ -211,13 +260,12 @@ static const EVP_MD sha512_md = {
     NID_sha512,
     NID_sha512WithRSAEncryption,
     SHA512_DIGEST_LENGTH,
-    EVP_MD_FLAG_PKEY_METHOD_SIGNATURE | EVP_MD_FLAG_DIGALGID_ABSENT,
+    EVP_MD_FLAG_DIGALGID_ABSENT,
     init512,
     update512,
     final512,
     NULL,
     NULL,
-    EVP_PKEY_NULL_method,
     SHA512_CBLOCK,
     sizeof(EVP_MD *) + sizeof(SHA512_CTX),
 };