1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef PPAPI_THUNK_PPB_FILE_MAPPING_API_H_ 6 #define PPAPI_THUNK_PPB_FILE_MAPPING_API_H_ 7 8 #include "base/basictypes.h" 9 #include "base/memory/ref_counted.h" 10 #include "ppapi/c/pp_instance.h" 11 #include "ppapi/c/ppb_file_mapping.h" 12 #include "ppapi/shared_impl/singleton_resource_id.h" 13 #include "ppapi/thunk/ppapi_thunk_export.h" 14 15 namespace ppapi { 16 17 class TrackedCallback; 18 19 namespace thunk { 20 21 class PPAPI_THUNK_EXPORT PPB_FileMapping_API { 22 public: ~PPB_FileMapping_API()23 virtual ~PPB_FileMapping_API() {} 24 25 virtual int32_t Map(PP_Instance instance, 26 PP_Resource file_io, 27 int64_t length, 28 uint32_t map_protection, 29 uint32_t map_flags, 30 int64_t offset, 31 void** address, 32 scoped_refptr<TrackedCallback> callback) = 0; 33 virtual int32_t Unmap(PP_Instance instance, 34 const void* address, 35 int64_t length, 36 scoped_refptr<TrackedCallback> callback) = 0; 37 virtual int64_t GetMapPageSize(PP_Instance instance) = 0; 38 39 static const SingletonResourceID kSingletonResourceID = 40 FILE_MAPPING_SINGLETON_ID; 41 }; 42 43 } // namespace thunk 44 } // namespace ppapi 45 46 #endif // PPAPI_THUNK_PPB_FILE_MAPPING_API_H_ 47