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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_BASE_PLATFORM_MIME_UTIL_H_
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#define NET_BASE_PLATFORM_MIME_UTIL_H_
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#include "base/containers/hash_tables.h"
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#include "base/files/file_path.h"
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// Encapsulates the platform-specific functionality in mime_util.
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class PlatformMimeUtil {
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// See documentation for base::GetPreferredExtensionForMimeType [mime_util.h]
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bool GetPreferredExtensionForMimeType(
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const std::string& mime_type,
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base::FilePath::StringType* extension) const;
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// Adds all the extensions that the platform associates with the type
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// |mime_type| to the set |extensions|. Returns at least the value returned
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// by GetPreferredExtensionForMimeType.
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void GetPlatformExtensionsForMimeType(
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const std::string& mime_type,
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base::hash_set<base::FilePath::StringType>* extensions) const;
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// Get the mime type (if any) that is associated with the file extension.
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// Returns true if a corresponding mime type exists.
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bool GetPlatformMimeTypeFromExtension(const base::FilePath::StringType& ext,
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std::string* mime_type) const;
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#endif // NET_BASE_PLATFORM_MIME_UTIL_H_