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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.
#ifndef NET_BASE_PLATFORM_MIME_UTIL_H_
#define NET_BASE_PLATFORM_MIME_UTIL_H_
#include <string>
#include "base/containers/hash_tables.h"
#include "base/files/file_path.h"
namespace net {
// Encapsulates the platform-specific functionality in mime_util.
class PlatformMimeUtil {
public:
// See documentation for base::GetPreferredExtensionForMimeType [mime_util.h]
bool GetPreferredExtensionForMimeType(
const std::string& mime_type,
base::FilePath::StringType* extension) const;
// Adds all the extensions that the platform associates with the type
// |mime_type| to the set |extensions|. Returns at least the value returned
// by GetPreferredExtensionForMimeType.
void GetPlatformExtensionsForMimeType(
const std::string& mime_type,
base::hash_set<base::FilePath::StringType>* extensions) const;
protected:
// Get the mime type (if any) that is associated with the file extension.
// Returns true if a corresponding mime type exists.
bool GetPlatformMimeTypeFromExtension(const base::FilePath::StringType& ext,
std::string* mime_type) const;
};
} // namespace net
#endif // NET_BASE_PLATFORM_MIME_UTIL_H_
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