1 files changed, 65 insertions, 0 deletions
diff --git a/src/Common/Hash.cpp b/src/Common/Hash.cpp
new file mode 100644
index 0000000..8194ffb
--- /dev/null
+++ b/src/Common/Hash.cpp
@@ -0,0 +1,65 @@
+/*
+ * Hash.cpp
+ *
+ * Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "Hash.h"
+
+#include <boost/scoped_array.hpp>
+
+#include <mhash.h>
+
+namespace Mad {
+namespace Common {
+
+const Hash::Hashes Hash::hashes;
+
+Hash::Hashes::Hashes() {
+  addHash("SHA256", MHASH_SHA256);
+  addHash("Tiger192", MHASH_TIGER192);
+  addHash("HAVAL192", MHASH_HAVAL192);
+  addHash("SHA1", MHASH_SHA1);
+  addHash("Tiger160", MHASH_TIGER160);
+  addHash("HAVAL160", MHASH_HAVAL160);
+  addHash("RIPEMD-160", MHASH_RIPEMD160);
+  addHash("MD5", MHASH_MD5);
+  addHash("Tiger128", MHASH_TIGER128);
+  addHash("HAVAL128", MHASH_HAVAL128);
+}
+
+std::vector<boost::uint8_t> Hash::hash(const std::vector<boost::uint8_t> &in, unsigned int method) throw (Core::Exception) {
+  MHASH mh;
+
+  mh = mhash_init(static_cast<hashid>(method));
+  if(mh == MHASH_FAILED)
+    throw(Core::Exception(Core::Exception::NOT_AVAILABLE));
+
+  boost::scoped_array<boost::uint8_t> inArray(new boost::uint8_t[in.size()]);
+  std::copy(in.begin(), in.end(), inArray.get());
+
+  mhash(mh, inArray.get(), in.size());
+
+  std::size_t hashLength = mhash_get_block_size(static_cast<hashid>(method));
+
+  boost::scoped_array<boost::uint8_t> outArray(new boost::uint8_t[hashLength]);
+  mhash_deinit(mh, outArray.get());
+
+  return std::vector<boost::uint8_t>(outArray.get(), outArray.get()+hashLength);
+}
+
+}
+}