Merge branch 'master' into mwest/b200_docs

1 files changed, 58 insertions, 0 deletions

diff --git a/host/lib/utils/platform.cpp b/host/lib/utils/platform.cpp
new file mode 100644
index 000000000..e2f92039e
--- /dev/null
+++ b/host/lib/utils/platform.cpp
@@ -0,0 +1,58 @@
+//
+// Copyright 2010-2012 Ettus Research LLC
+//
+// 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 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+#include <uhd/utils/platform.hpp>
+#include <uhd/config.hpp>
+#include <boost/functional/hash.hpp>
+#ifdef UHD_PLATFORM_WIN32
+#include <Windows.h>
+#else
+#include <unistd.h>
+#endif
+
+namespace uhd {
+
+    boost::int32_t get_process_id() {
+#ifdef UHD_PLATFORM_WIN32
+    return boost::int32_t(GetCurrentProcessId());
+#else
+    return boost::int32_t(getpid());
+#endif
+    }
+
+    boost::uint32_t get_host_id() {
+#ifdef UHD_PLATFORM_WIN32
+        //extract volume serial number
+        char szVolName[MAX_PATH+1], szFileSysName[MAX_PATH+1];
+        DWORD dwSerialNumber, dwMaxComponentLen, dwFileSysFlags;
+        GetVolumeInformation("C:\\", szVolName, MAX_PATH,
+            &dwSerialNumber, &dwMaxComponentLen,
+            &dwFileSysFlags, szFileSysName, sizeof(szFileSysName));
+
+        return boost::uint32_t(dwSerialNumber);
+#else
+        return boost::uint32_t(gethostid());
+#endif
+    }
+
+    boost::uint32_t get_process_hash() {
+        size_t hash = 0;
+        boost::hash_combine(hash, uhd::get_process_id());
+        boost::hash_combine(hash, uhd::get_host_id());
+        return boost::uint32_t(hash);
+    }
+}