Move a bunch of the crypt modules and pint.h into wsutil.

This means wsutil now links against libcrypt.

Protect a bunch of the crypt header files from multiple inclusion.

svn path=/trunk/; revision=51100

1 files changed, 98 insertions, 0 deletions

diff --git a/wsutil/md5.h b/wsutil/md5.h
new file mode 100644
index 0000000000..c9a3592233
--- /dev/null
+++ b/wsutil/md5.h
@@ -0,0 +1,98 @@
+/* $Id$ */
+/*
+ * Copyright (C) 2003-2005 Benny Prijono <benny@prijono.org>
+ * Copyright (C) 2012      C Elston, Katalix Systems Ltd <celston@katalix.com>
+ *
+ * MD5 code from pjlib-util http://www.pjsip.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ *  2012-08-21 - C Elston - Split md5_hmac function to allow incremental usage.
+ *
+ */
+#ifndef __MD5_H__ /**@todo Should this be _CRYPT_MD5_H__ ?*/
+#define __MD5_H__
+
+#include "ws_symbol_export.h"
+
+/**
+ * @file md5.h
+ * @brief MD5 Functions
+ */
+
+/* Don't define this group for Wireshark
+ * @defgroup PJLIB_UTIL_MD5 MD5 Functions
+ * @ingroup PJLIB_UTIL
+ * @{
+ */
+
+#define md5_byte_t guint8
+
+/** MD5 context. */
+typedef struct md5_state_s
+{
+	guint32 buf[4];
+	guint32 bits[2];
+	guint32 in[16];
+} md5_state_t;
+
+/** Initialize the algorithm.
+ *  @param pms		MD5 context.
+ */
+WS_DLL_PUBLIC
+void md5_init(md5_state_t *pms);
+
+/** Append a string to the message.
+ *  @param pms		MD5 context.
+ *  @param data		Data.
+ *  @param nbytes	Length of data.
+ */
+WS_DLL_PUBLIC
+void md5_append( md5_state_t *pms,
+			     const guint8 *data, size_t nbytes);
+
+/** Finish the message and return the digest.
+ *  @param pms		MD5 context.
+ *  @param digest	16 byte digest.
+ */
+WS_DLL_PUBLIC
+void md5_finish(md5_state_t *pms, guint8 digest[16]);
+
+typedef struct md5_hmac_state_s
+{
+    md5_state_t ctx;
+    guint8 k_opad[65];
+} md5_hmac_state_t;
+
+WS_DLL_PUBLIC
+void md5_hmac_init(md5_hmac_state_t *hctx,
+                   const guint8* key, size_t key_len);
+
+WS_DLL_PUBLIC
+void md5_hmac_append(md5_hmac_state_t *hctx,
+                     const guint8* text, size_t text_len);
+
+WS_DLL_PUBLIC
+void md5_hmac_finish(md5_hmac_state_t *hctx, guint8 digest[16]);
+
+WS_DLL_PUBLIC
+void md5_hmac(const guint8* text, size_t text_len, const guint8* key,
+              size_t key_len, guint8 digest[16]);
+
+/*
+ * @}
+ */
+
+#endif	/* _CRYPT_MD5_H__ */