Move CreateFIFO() and RedirectStream() from testing/android/ to base/android/.

They will be used by content_shell to create the necessary fifos when running layout tests.

BUG=232044
TBR=darin,yfriedman

Review URL: https://chromiumcodereview.appspot.com/16599008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@207060 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 57 insertions, 0 deletions

diff --git a/base/android/fifo_utils.cc b/base/android/fifo_utils.cc
new file mode 100644
index 0000000..8f3e95f
--- /dev/null
+++ b/base/android/fifo_utils.cc
@@ -0,0 +1,25 @@
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/android/fifo_utils.h"
+
+#include <sys/stat.h>
+
+#include "base/files/file_path.h"
+
+namespace base {
+namespace android {
+
+bool CreateFIFO(const FilePath& path, int mode) {
+  // Default permissions for mkfifo() is ignored, chmod() is required.
+  return mkfifo(path.value().c_str(), mode) == 0 &&
+         chmod(path.value().c_str(), mode) == 0;
+}
+
+bool RedirectStream(FILE* stream, const FilePath& path, const char* mode) {
+  return freopen(path.value().c_str(), mode, stream) != NULL;
+}
+
+}  // namespace android
+}  // namespace base
diff --git a/base/android/fifo_utils.h b/base/android/fifo_utils.h
new file mode 100644
index 0000000..1936def
--- /dev/null
+++ b/base/android/fifo_utils.h
@@ -0,0 +1,32 @@
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_ANDROID_FIFO_UTILS_H_
+#define BASE_ANDROID_FIFO_UTILS_H_
+
+#include <stdio.h>
+
+#include "base/base_export.h"
+#include "base/basictypes.h"
+
+namespace base {
+
+class FilePath;
+
+namespace android {
+
+// Creates a fifo at the given |path| with POSIX permissions set to |mode|,
+// returning true if it was successfully created and permissions were set.
+BASE_EXPORT bool CreateFIFO(const FilePath& path, int mode);
+
+// Redirects the |stream| to the file provided by |path| with |mode|
+// permissions, returning true if successful.
+BASE_EXPORT bool RedirectStream(FILE* stream,
+                                const FilePath& path,
+                                const char* mode);
+
+}  // namespace android
+}  // namespace base
+
+#endif  // BASE_ANDROID_FIFO_UTILS_H_