15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef NET_BASE_PLATFORM_MIME_UTIL_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define NET_BASE_PLATFORM_MIME_UTIL_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 107d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles)#include "base/containers/hash_tables.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/files/file_path.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace net { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Encapsulates the platform-specific functionality in mime_util. 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class PlatformMimeUtil { 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // See documentation for base::GetPreferredExtensionForMimeType [mime_util.h] 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool GetPreferredExtensionForMimeType( 202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& mime_type, 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath::StringType* extension) const; 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Adds all the extensions that the platform associates with the type 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // |mime_type| to the set |extensions|. Returns at least the value returned 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // by GetPreferredExtensionForMimeType. 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void GetPlatformExtensionsForMimeType( 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& mime_type, 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::hash_set<base::FilePath::StringType>* extensions) const; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Get the mime type (if any) that is associated with the file extension. 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns true if a corresponding mime type exists. 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool GetPlatformMimeTypeFromExtension(const base::FilePath::StringType& ext, 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string* mime_type) const; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace net 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // NET_BASE_PLATFORM_MIME_UTIL_H_ 40