1 files changed, 47 insertions, 0 deletions

diff --git a/src/stable/crypt.cpp b/src/stable/crypt.cpp
new file mode 100644
index 0000000..eb87479
--- /dev/null
+++ b/src/stable/crypt.cpp
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2007-2011 Xagasoft, All rights reserved.
+ *
+ * This file is part of the libbu++ library and is released under the
+ * terms of the license contained in the file LICENSE.
+ */
+
+#include "bu/crypt.h"
+#include "bu/md5.h"
+#include "bu/base64.h"
+#include "bu/membuf.h"
+#include "bu/file.h"
+
+Bu::String Bu::cryptPass( const Bu::String &sPass, const Bu::String &sSalt )
+{
+        Bu::Md5 md5;
+        Bu::MemBuf mbOut;
+        Bu::Base64 b64Out( mbOut );
+        
+        Bu::String::const_iterator i = sSalt.find('$');
+        Bu::String sSaltSml = sSalt.getSubStr( sSalt.begin(), i );
+
+        md5.addData( sPass );
+        md5.addData( sSaltSml );
+        md5.writeResult( b64Out );
+
+        b64Out.stop();
+
+        return sSaltSml + "$" + mbOut.getString();
+}
+
+Bu::String Bu::cryptPass( const Bu::String &sPass )
+{
+        Bu::MemBuf mbSalt;
+        Bu::Base64 b64Salt( mbSalt );
+        Bu::File fRand("/dev/urandom", Bu::File::Read );
+
+#define STR 6
+        char buf[STR];
+        fRand.read( buf, STR );
+        b64Salt.write( buf, STR );
+
+        b64Salt.stop();
+
+        return cryptPass( sPass, mbSalt.getString() );
+}
+