1 files changed, 80 insertions, 0 deletions
diff --git a/pjlib-util/include/pjlib-util/sha1.h b/pjlib-util/include/pjlib-util/sha1.h
new file mode 100644
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+++ b/pjlib-util/include/pjlib-util/sha1.h
@@ -0,0 +1,80 @@
+/* $Id: sha1.h 3553 2011-05-05 06:14:19Z nanang $ */
+/* 
+ * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
+ * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
+ */
+#ifndef __PJLIB_UTIL_SHA1_H__
+#define __PJLIB_UTIL_SHA1_H__
+
+/**
+ * @file sha1.h
+ * @brief SHA1 encryption implementation
+ */
+
+#include <pj/types.h>
+
+PJ_BEGIN_DECL
+
+/**
+ * @defgroup PJLIB_UTIL_SHA1 SHA1
+ * @ingroup PJLIB_UTIL_ENCRYPTION
+ * @{
+ */
+
+/** SHA1 context */
+typedef struct pj_sha1_context
+{
+    pj_uint32_t state[5];	/**< State  */
+    pj_uint32_t count[2];	/**< Count  */
+    pj_uint8_t	buffer[64];	/**< Buffer */
+} pj_sha1_context;
+
+/** SHA1 digest size is 20 bytes */
+#define PJ_SHA1_DIGEST_SIZE	20
+
+
+/** Initialize the algorithm. 
+ *  @param ctx		SHA1 context.
+ */
+PJ_DECL(void) pj_sha1_init(pj_sha1_context *ctx);
+
+/** Append a stream to the message. 
+ *  @param ctx		SHA1 context.
+ *  @param data		Data.
+ *  @param nbytes	Length of data.
+ */
+PJ_DECL(void) pj_sha1_update(pj_sha1_context *ctx, 
+			     const pj_uint8_t *data, 
+			     const pj_size_t nbytes);
+
+/** Finish the message and return the digest. 
+ *  @param ctx		SHA1 context.
+ *  @param digest	16 byte digest.
+ */
+PJ_DECL(void) pj_sha1_final(pj_sha1_context *ctx, 
+			    pj_uint8_t digest[PJ_SHA1_DIGEST_SIZE]);
+
+
+/**
+ * @}
+ */
+
+PJ_END_DECL
+
+
+#endif	/* __PJLIB_UTIL_SHA1_H__ */
+