X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/c38e3ce98599a410a47dc10253faa4d5830f13b2..427c49bcad63d042b29ada2ac27e3dfc4845c779:/libsecurity_ssl/lib/tls_digest.h

diff --git a/libsecurity_ssl/lib/tls_digest.h b/libsecurity_ssl/lib/tls_digest.h
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+/*
+ * Copyright (c) 1999-2001,2005-2007,2010-2011 Apple Inc. All Rights Reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+/*
+ * tls_digest.h - HashReference declarations
+ */
+
+#ifndef	_TLS_DIGEST_H_
+#define _TLS_DIGEST_H_	1
+
+#include "sslTypes.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * These numbers show up all over the place...might as well hard code 'em once.
+ */
+#define SSL_MD5_DIGEST_LEN      16
+#define SSL_SHA1_DIGEST_LEN     20
+#define SSL_SHA256_DIGEST_LEN	32
+#define SSL_SHA384_DIGEST_LEN	48
+#define SSL_MAX_DIGEST_LEN      48 /* >= SSL_MD5_DIGEST_LEN + SSL_SHA1_DIGEST_LEN */
+
+#define MAX_MAC_PADDING         48	/* MD5 MAC padding size = 48 bytes */
+
+extern const uint8_t SSLMACPad1[], SSLMACPad2[];
+
+typedef int (*HashInit)(SSLBuffer *digestCtx);
+typedef int (*HashUpdate)(SSLBuffer *digestCtx, const SSLBuffer *data);
+/* HashFinal also does HashClose */
+typedef int (*HashFinal)(SSLBuffer *digestCtx, SSLBuffer *digest);
+typedef int (*HashClose)(SSLBuffer *digestCtx);
+typedef int (*HashClone)(const SSLBuffer *src, SSLBuffer *dest);
+
+typedef struct
+{
+    uint32_t    digestSize;
+    uint32_t    macPadSize;
+    uint32_t    contextSize;
+    HashInit    init;
+    HashUpdate  update;
+    HashFinal   final;
+    HashClose	close;
+    HashClone   clone;
+} HashReference;
+
+extern const HashReference SSLHashNull;
+extern const HashReference SSLHashMD5;
+extern const HashReference SSLHashSHA1;
+extern const HashReference SSLHashSHA256;
+extern const HashReference SSLHashSHA384;
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _TLS_DIGEST_H_ */