diff -r deec7e509f66 -r ca9a0fc2f082 securityanddataprivacytools/openssllib/import/inc/openssl/hmac.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/securityanddataprivacytools/openssllib/import/inc/openssl/hmac.h	Sat Oct 30 16:29:23 2010 +0530
@@ -0,0 +1,107 @@
+/* crypto/hmac/hmac.h */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ * 
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to.  The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ * 
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *    "This product includes cryptographic software written by
+ *     Eric Young (eay@cryptsoft.com)"
+ *    The word 'cryptographic' can be left out if the rouines from the library
+ *    being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from 
+ *    the apps directory (application code) you must include an acknowledgement:
+ *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ * 
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * 
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed.  i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+#ifndef HEADER_HMAC_H
+#define HEADER_HMAC_H
+
+#ifdef OPENSSL_NO_HMAC
+#error HMAC is disabled.
+#endif
+
+#include <openssl/evp.h>
+
+#define HMAC_MAX_MD_CBLOCK	64
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+typedef struct hmac_ctx_st
+	{
+	const EVP_MD *md;
+	EVP_MD_CTX md_ctx;
+	EVP_MD_CTX i_ctx;
+	EVP_MD_CTX o_ctx;
+	unsigned int key_length;
+	unsigned char key[HMAC_MAX_MD_CBLOCK];
+	} HMAC_CTX;
+
+#define HMAC_size(e)	(EVP_MD_size((e)->md))
+
+
+void HMAC_CTX_init(HMAC_CTX *ctx);
+void HMAC_CTX_cleanup(HMAC_CTX *ctx);
+
+#define HMAC_cleanup(ctx) HMAC_CTX_cleanup(ctx) /* deprecated */
+
+void HMAC_Init(HMAC_CTX *ctx, const void *key, int len,
+	       const EVP_MD *md); /* deprecated */
+void HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
+		  const EVP_MD *md, ENGINE *impl);
+void HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, int len);
+void HMAC_Final(HMAC_CTX *ctx, unsigned char *md, unsigned int *len);
+unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len,
+		    const unsigned char *d, int n, unsigned char *md,
+		    unsigned int *md_len);
+
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif
+