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// Copyright (c) 2011 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 NET_URL_REQUEST_URL_REQUEST_FILE_JOB_H_
#define NET_URL_REQUEST_URL_REQUEST_FILE_JOB_H_
#pragma once
#include <string>
#include <vector>
#include "base/file_path.h"
#include "base/task.h"
#include "net/base/completion_callback.h"
#include "net/base/file_stream.h"
#include "net/base/net_export.h"
#include "net/http/http_byte_range.h"
#include "net/url_request/url_request.h"
#include "net/url_request/url_request_job.h"
namespace file_util {
struct FileInfo;
}
namespace net {
// A request job that handles reading file URLs
class NET_EXPORT URLRequestFileJob : public URLRequestJob {
public:
URLRequestFileJob(URLRequest* request, const FilePath& file_path);
static URLRequest::ProtocolFactory Factory;
#if defined(OS_CHROMEOS)
static bool AccessDisabled(const FilePath& file_path);
#endif
// URLRequestJob:
virtual void Start();
virtual void Kill();
virtual bool ReadRawData(IOBuffer* buf, int buf_size, int* bytes_read);
virtual bool IsRedirectResponse(GURL* location, int* http_status_code);
virtual Filter* SetupFilter() const;
virtual bool GetMimeType(std::string* mime_type) const;
virtual void SetExtraRequestHeaders(const HttpRequestHeaders& headers);
protected:
virtual ~URLRequestFileJob();
// The OS-specific full path name of the file
FilePath file_path_;
private:
void DidResolve(bool exists, const base::PlatformFileInfo& file_info);
void DidRead(int result);
CompletionCallbackImpl<URLRequestFileJob> io_callback_;
FileStream stream_;
bool is_directory_;
HttpByteRange byte_range_;
int64 remaining_bytes_;
#if defined(OS_WIN)
class AsyncResolver;
friend class AsyncResolver;
scoped_refptr<AsyncResolver> async_resolver_;
#endif
ScopedRunnableMethodFactory<URLRequestFileJob> method_factory_;
DISALLOW_COPY_AND_ASSIGN(URLRequestFileJob);
};
} // namespace net
#endif // NET_URL_REQUEST_URL_REQUEST_FILE_JOB_H_