1 files changed, 29 insertions, 0 deletions
diff --git a/src/common/util.h b/src/common/util.h
new file mode 100644
index 000000000..a29a30fff
--- /dev/null
+++ b/src/common/util.h
@@ -0,0 +1,29 @@
+// Copyright (c) 2012-2013 The Cryptonote developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#pragma once 
+
+#include <system_error>
+#include <boost/filesystem.hpp>
+
+#include "crypto/crypto.h"
+#include "crypto/hash.h"
+#include "misc_language.h"
+#include "p2p/p2p_protocol_defs.h"
+
+namespace tools
+{
+  std::string get_default_data_dir();
+  std::string get_os_version_string();
+  bool create_directories_if_necessary(const std::string& path);
+  std::error_code replace_file(const std::string& replacement_name, const std::string& replaced_name);
+
+  inline crypto::hash get_proof_of_trust_hash(const nodetool::proof_of_trust& pot)
+  {
+    std::string s;
+    s.append(reinterpret_cast<const char*>(&pot.peer_id), sizeof(pot.peer_id));
+    s.append(reinterpret_cast<const char*>(&pot.time), sizeof(pot.time));
+    return crypto::cn_fast_hash(s.data(), s.size());
+  }
+}