1 // Copyright (c) 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 NET_BASE_NET_UTIL_WIN_H_ 6 #define NET_BASE_NET_UTIL_WIN_H_ 7 8 // This file is only used to expose some of the internals 9 // of net_util_win.cc to tests. 10 11 #include <wlanapi.h> 12 13 #include "base/win/scoped_handle.h" 14 #include "net/base/net_export.h" 15 16 namespace net { 17 namespace internal { 18 19 struct NET_EXPORT WlanApi { 20 typedef DWORD (WINAPI *WlanOpenHandleFunc)( 21 DWORD, VOID*, DWORD*, HANDLE*); 22 typedef DWORD (WINAPI *WlanEnumInterfacesFunc)( 23 HANDLE, VOID*, WLAN_INTERFACE_INFO_LIST**); 24 typedef DWORD (WINAPI *WlanQueryInterfaceFunc)( 25 HANDLE, const GUID*, WLAN_INTF_OPCODE, VOID*, DWORD*, VOID**, 26 WLAN_OPCODE_VALUE_TYPE*); 27 typedef DWORD (WINAPI *WlanSetInterfaceFunc)( 28 HANDLE, const GUID*, WLAN_INTF_OPCODE, DWORD, const VOID*, VOID*); 29 typedef VOID (WINAPI *WlanFreeMemoryFunc)(VOID*); 30 typedef DWORD (WINAPI *WlanCloseHandleFunc)(HANDLE, VOID*); 31 32 WlanApi(); 33 static WlanApi& GetInstance(); 34 35 template <typename T> 36 DWORD OpenHandle(DWORD client_version, DWORD* cur_version, T* handle) const { 37 HANDLE temp_handle; 38 DWORD result = open_handle_func(client_version, NULL, cur_version, 39 &temp_handle); 40 if (result != ERROR_SUCCESS) 41 return result; 42 handle->Set(temp_handle); 43 return ERROR_SUCCESS; 44 } 45 46 HMODULE module; 47 WlanOpenHandleFunc open_handle_func; 48 WlanEnumInterfacesFunc enum_interfaces_func; 49 WlanQueryInterfaceFunc query_interface_func; 50 WlanSetInterfaceFunc set_interface_func; 51 WlanFreeMemoryFunc free_memory_func; 52 WlanCloseHandleFunc close_handle_func; 53 bool initialized; 54 }; 55 56 struct WlanApiHandleTraits { 57 typedef HANDLE Handle; 58 59 static bool CloseHandle(HANDLE handle) { 60 return WlanApi::GetInstance().close_handle_func(handle, NULL) == 61 ERROR_SUCCESS; 62 } 63 static bool IsHandleValid(HANDLE handle) { 64 return base::win::HandleTraits::IsHandleValid(handle); 65 } 66 static HANDLE NullHandle() { 67 return base::win::HandleTraits::NullHandle(); 68 } 69 }; 70 71 typedef base::win::GenericScopedHandle< 72 WlanApiHandleTraits, 73 base::win::DummyVerifierTraits> WlanHandle; 74 75 struct WlanApiDeleter { 76 inline void operator()(void* ptr) const { 77 WlanApi::GetInstance().free_memory_func(ptr); 78 } 79 }; 80 81 } // namespace internal 82 83 } // namespace net 84 85 #endif // NET_BASE_NET_UTIL_WIN_H_ 86
