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// 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 "webkit/plugins/npapi/plugin_stream.h"
#include <string.h>
#include "base/file_util.h"
#include "base/files/file_path.h"
#include "base/logging.h"
#include "webkit/plugins/npapi/plugin_instance.h"
namespace webkit {
namespace npapi {
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 (file_util::CreateTemporaryFile(&temp_file_path_))
temp_file_ = file_util::OpenFile(temp_file_path_, "a");
if (!temp_file_) {
file_util::Delete(temp_file_path_, false);
ResetTempFileName();
return false;
}
return true;
}
void PluginStream::CloseTempFile() {
if (!TempFileIsValid())
return;
file_util::CloseFile(temp_file_);
ResetTempFileHandle();
}
bool PluginStream::TempFileIsValid() const {
return temp_file_ != NULL;
}
} // namespace npapi
} // namespace webkit
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