TYPE3

[iec.git] / src / type3_AndroidCloud / anbox-master / src / anbox / common / fd.cpp

diff --git a/src/type3_AndroidCloud/anbox-master/src/anbox/common/fd.cpp b/src/type3_AndroidCloud/anbox-master/src/anbox/common/fd.cpp
new file mode 100644 (file)
index 0000000..d7f1748
--- /dev/null
+++ b/src/type3_AndroidCloud/anbox-master/src/anbox/common/fd.cpp
@@ -0,0 +1,47 @@
+/*
+ * Copyright © 2014 Canonical Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License version 3,
+ * as published by the Free Software Foundation.
+ *
+ * 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/>.
+ *
+ * Authored by: Kevin DuBois <kevin.dubois@canonical.com>
+ */
+#include "anbox/common/fd.h"
+
+#include <unistd.h>
+#include <algorithm>
+
+namespace anbox {
+Fd::Fd() : Fd{invalid} {}
+
+Fd::Fd(IntOwnedFd fd) : fd{std::make_shared<int>(fd.int_owned_fd)} {}
+
+Fd::Fd(int raw_fd)
+    : fd{new int{raw_fd},
+         [](int* fd) {
+           if (!fd) return;
+           if (*fd > Fd::invalid) ::close(*fd);
+           delete fd;
+         }} {}
+
+Fd::Fd(Fd&& other) : fd{std::move(other.fd)} {}
+
+Fd& Fd::operator=(Fd other) {
+  std::swap(fd, other.fd);
+  return *this;
+}
+
+Fd::operator int() const {
+  if (fd) return *fd;
+  return invalid;
+}
+}  // namespace anbox