| // Copyright (c) 2012 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 "content/child/npapi/plugin_stream.h" |
| |
| #include <string.h> |
| |
| #include "base/files/file_path.h" |
| #include "base/files/file_util.h" |
| #include "base/logging.h" |
| #include "content/child/npapi/plugin_instance.h" |
| |
| namespace content { |
| |
| void PluginStream::ResetTempFileHandle() { |
| temp_file_ = NULL; |
| } |
| |
| void PluginStream::ResetTempFileName() { |
| temp_file_path_ = base::FilePath(); |
| } |
| |
| void PluginStream::WriteAsFile() { |
| if (RequestedPluginModeIsAsFile()) |
| instance_->NPP_StreamAsFile(&stream_, temp_file_path_.value().c_str()); |
| } |
| |
| size_t PluginStream::WriteBytes(const char* buf, size_t length) { |
| return fwrite(buf, sizeof(char), length, temp_file_); |
| } |
| |
| bool PluginStream::OpenTempFile() { |
| DCHECK_EQ(static_cast<FILE*>(NULL), temp_file_); |
| |
| if (base::CreateTemporaryFile(&temp_file_path_)) |
| temp_file_ = base::OpenFile(temp_file_path_, "a"); |
| |
| if (!temp_file_) { |
| base::DeleteFile(temp_file_path_, false); |
| ResetTempFileName(); |
| return false; |
| } |
| return true; |
| } |
| |
| void PluginStream::CloseTempFile() { |
| if (!TempFileIsValid()) |
| return; |
| |
| base::CloseFile(temp_file_); |
| ResetTempFileHandle(); |
| } |
| |
| bool PluginStream::TempFileIsValid() const { |
| return temp_file_ != NULL; |
| } |
| |
| } // namespace content |