Adding initial app framework

Change-Id: I0c53e3487eb3be1eefa2d0c7f260a90d82fd8844
diff --git a/app/src/main/jni/android-logger-streambuf.cpp b/app/src/main/jni/android-logger-streambuf.cpp
new file mode 100644
index 0000000..f693501
--- /dev/null
+++ b/app/src/main/jni/android-logger-streambuf.cpp
@@ -0,0 +1,60 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2015,  Regents of the University of California,
+ *                           Arizona Board of Regents,
+ *                           Colorado State University,
+ *                           University Pierre & Marie Curie, Sorbonne University,
+ *                           Washington University in St. Louis,
+ *                           Beijing Institute of Technology,
+ *                           The University of Memphis.
+ *
+ * This file is part of NFD (Named Data Networking Forwarding Daemon).
+ * See AUTHORS.md for complete list of NFD authors and contributors.
+ *
+ * NFD 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.
+ *
+ * NFD 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
+ * NFD, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "android-logger-streambuf.hpp"
+
+#include <android/log.h>
+
+namespace nfd_android {
+
+AndroidLoggerStreambuf::AndroidLoggerStreambuf()
+{
+  this->setp(buffer, buffer + MAX_BUF_SIZE - 1);
+}
+
+int
+AndroidLoggerStreambuf::overflow(int c)
+{
+  if (c == traits_type::eof()) {
+    *this->pptr() = traits_type::to_char_type(c);
+    this->sbumpc();
+  }
+  return this->sync()? traits_type::eof(): traits_type::not_eof(c);
+}
+
+int
+AndroidLoggerStreambuf::sync()
+{
+  int rc = 0;
+  if (this->pbase() != this->pptr()) {
+    __android_log_print(ANDROID_LOG_INFO, "Native", "%s",
+                        std::string(this->pbase(), this->pptr() - this->pbase()).c_str());
+    rc = 0;
+    this->setp(buffer, buffer + MAX_BUF_SIZE - 1);
+  }
+  return rc;
+}
+
+} // namespace nfd_android