/** * WinPR: Windows Portable Runtime * Windows Terminal Services API * * Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com> * Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com> * Copyright 2015 Copyright 2015 Thincast Technologies GmbH * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <winpr/crt.h> #include <winpr/ini.h> #include <winpr/path.h> #include <winpr/synch.h> #include <winpr/library.h> #include <winpr/environment.h> #include <winpr/wtsapi.h> #ifdef _WIN32 #include "wtsapi_win32.h" #endif #include "../log.h" #define TAG WINPR_TAG("wtsapi") /** * Remote Desktop Services API Functions: * http://msdn.microsoft.com/en-us/library/windows/desktop/aa383464/ */ static HMODULE g_WtsApiModule = NULL; static PWtsApiFunctionTable g_WtsApi = NULL; #if defined(_WIN32) static HMODULE g_WtsApi32Module = NULL; static WtsApiFunctionTable WtsApi32_WtsApiFunctionTable = { 0 }; #define WTSAPI32_LOAD_PROC(_name, _type) \ WtsApi32_WtsApiFunctionTable.p##_name = (##_type)GetProcAddress(g_WtsApi32Module, "WT" \ "S" #_name); static BOOL WtsApi32_InitializeWtsApi(void) { g_WtsApi32Module = LoadLibraryA("wtsapi32.dll"); if (!g_WtsApi32Module) return FALSE; WTSAPI32_LOAD_PROC(StopRemoteControlSession, WTS_STOP_REMOTE_CONTROL_SESSION_FN); WTSAPI32_LOAD_PROC(StartRemoteControlSessionW, WTS_START_REMOTE_CONTROL_SESSION_FN_W); WTSAPI32_LOAD_PROC(StartRemoteControlSessionA, WTS_START_REMOTE_CONTROL_SESSION_FN_A); WTSAPI32_LOAD_PROC(ConnectSessionW, WTS_CONNECT_SESSION_FN_W); WTSAPI32_LOAD_PROC(ConnectSessionA, WTS_CONNECT_SESSION_FN_A); WTSAPI32_LOAD_PROC(EnumerateServersW, WTS_ENUMERATE_SERVERS_FN_W); WTSAPI32_LOAD_PROC(EnumerateServersA, WTS_ENUMERATE_SERVERS_FN_A); WTSAPI32_LOAD_PROC(OpenServerW, WTS_OPEN_SERVER_FN_W); WTSAPI32_LOAD_PROC(OpenServerA, WTS_OPEN_SERVER_FN_A); WTSAPI32_LOAD_PROC(OpenServerExW, WTS_OPEN_SERVER_EX_FN_W); WTSAPI32_LOAD_PROC(OpenServerExA, WTS_OPEN_SERVER_EX_FN_A); WTSAPI32_LOAD_PROC(CloseServer, WTS_CLOSE_SERVER_FN); WTSAPI32_LOAD_PROC(EnumerateSessionsW, WTS_ENUMERATE_SESSIONS_FN_W); WTSAPI32_LOAD_PROC(EnumerateSessionsA, WTS_ENUMERATE_SESSIONS_FN_A); WTSAPI32_LOAD_PROC(EnumerateSessionsExW, WTS_ENUMERATE_SESSIONS_EX_FN_W); WTSAPI32_LOAD_PROC(EnumerateSessionsExA, WTS_ENUMERATE_SESSIONS_EX_FN_A); WTSAPI32_LOAD_PROC(EnumerateProcessesW, WTS_ENUMERATE_PROCESSES_FN_W); WTSAPI32_LOAD_PROC(EnumerateProcessesA, WTS_ENUMERATE_PROCESSES_FN_A); WTSAPI32_LOAD_PROC(TerminateProcess, WTS_TERMINATE_PROCESS_FN); WTSAPI32_LOAD_PROC(QuerySessionInformationW, WTS_QUERY_SESSION_INFORMATION_FN_W); WTSAPI32_LOAD_PROC(QuerySessionInformationA, WTS_QUERY_SESSION_INFORMATION_FN_A); WTSAPI32_LOAD_PROC(QueryUserConfigW, WTS_QUERY_USER_CONFIG_FN_W); WTSAPI32_LOAD_PROC(QueryUserConfigA, WTS_QUERY_USER_CONFIG_FN_A); WTSAPI32_LOAD_PROC(SetUserConfigW, WTS_SET_USER_CONFIG_FN_W); WTSAPI32_LOAD_PROC(SetUserConfigA, WTS_SET_USER_CONFIG_FN_A); WTSAPI32_LOAD_PROC(SendMessageW, WTS_SEND_MESSAGE_FN_W); WTSAPI32_LOAD_PROC(SendMessageA, WTS_SEND_MESSAGE_FN_A); WTSAPI32_LOAD_PROC(DisconnectSession, WTS_DISCONNECT_SESSION_FN); WTSAPI32_LOAD_PROC(LogoffSession, WTS_LOGOFF_SESSION_FN); WTSAPI32_LOAD_PROC(ShutdownSystem, WTS_SHUTDOWN_SYSTEM_FN); WTSAPI32_LOAD_PROC(WaitSystemEvent, WTS_WAIT_SYSTEM_EVENT_FN); WTSAPI32_LOAD_PROC(VirtualChannelOpen, WTS_VIRTUAL_CHANNEL_OPEN_FN); WTSAPI32_LOAD_PROC(VirtualChannelOpenEx, WTS_VIRTUAL_CHANNEL_OPEN_EX_FN); WTSAPI32_LOAD_PROC(VirtualChannelClose, WTS_VIRTUAL_CHANNEL_CLOSE_FN); WTSAPI32_LOAD_PROC(VirtualChannelRead, WTS_VIRTUAL_CHANNEL_READ_FN); WTSAPI32_LOAD_PROC(VirtualChannelWrite, WTS_VIRTUAL_CHANNEL_WRITE_FN); WTSAPI32_LOAD_PROC(VirtualChannelPurgeInput, WTS_VIRTUAL_CHANNEL_PURGE_INPUT_FN); WTSAPI32_LOAD_PROC(VirtualChannelPurgeOutput, WTS_VIRTUAL_CHANNEL_PURGE_OUTPUT_FN); WTSAPI32_LOAD_PROC(VirtualChannelQuery, WTS_VIRTUAL_CHANNEL_QUERY_FN); WTSAPI32_LOAD_PROC(FreeMemory, WTS_FREE_MEMORY_FN); WTSAPI32_LOAD_PROC(RegisterSessionNotification, WTS_REGISTER_SESSION_NOTIFICATION_FN); WTSAPI32_LOAD_PROC(UnRegisterSessionNotification, WTS_UNREGISTER_SESSION_NOTIFICATION_FN); WTSAPI32_LOAD_PROC(RegisterSessionNotificationEx, WTS_REGISTER_SESSION_NOTIFICATION_EX_FN); WTSAPI32_LOAD_PROC(UnRegisterSessionNotificationEx, WTS_UNREGISTER_SESSION_NOTIFICATION_EX_FN); WTSAPI32_LOAD_PROC(QueryUserToken, WTS_QUERY_USER_TOKEN_FN); WTSAPI32_LOAD_PROC(FreeMemoryExW, WTS_FREE_MEMORY_EX_FN_W); WTSAPI32_LOAD_PROC(FreeMemoryExA, WTS_FREE_MEMORY_EX_FN_A); WTSAPI32_LOAD_PROC(EnumerateProcessesExW, WTS_ENUMERATE_PROCESSES_EX_FN_W); WTSAPI32_LOAD_PROC(EnumerateProcessesExA, WTS_ENUMERATE_PROCESSES_EX_FN_A); WTSAPI32_LOAD_PROC(EnumerateListenersW, WTS_ENUMERATE_LISTENERS_FN_W); WTSAPI32_LOAD_PROC(EnumerateListenersA, WTS_ENUMERATE_LISTENERS_FN_A); WTSAPI32_LOAD_PROC(QueryListenerConfigW, WTS_QUERY_LISTENER_CONFIG_FN_W); WTSAPI32_LOAD_PROC(QueryListenerConfigA, WTS_QUERY_LISTENER_CONFIG_FN_A); WTSAPI32_LOAD_PROC(CreateListenerW, WTS_CREATE_LISTENER_FN_W); WTSAPI32_LOAD_PROC(CreateListenerA, WTS_CREATE_LISTENER_FN_A); WTSAPI32_LOAD_PROC(SetListenerSecurityW, WTS_SET_LISTENER_SECURITY_FN_W); WTSAPI32_LOAD_PROC(SetListenerSecurityA, WTS_SET_LISTENER_SECURITY_FN_A); WTSAPI32_LOAD_PROC(GetListenerSecurityW, WTS_GET_LISTENER_SECURITY_FN_W); WTSAPI32_LOAD_PROC(GetListenerSecurityA, WTS_GET_LISTENER_SECURITY_FN_A); WTSAPI32_LOAD_PROC(EnableChildSessions, WTS_ENABLE_CHILD_SESSIONS_FN); WTSAPI32_LOAD_PROC(IsChildSessionsEnabled, WTS_IS_CHILD_SESSIONS_ENABLED_FN); WTSAPI32_LOAD_PROC(GetChildSessionId, WTS_GET_CHILD_SESSION_ID_FN); WTSAPI32_LOAD_PROC(GetActiveConsoleSessionId, WTS_GET_ACTIVE_CONSOLE_SESSION_ID_FN); Win32_InitializeWinSta(&WtsApi32_WtsApiFunctionTable); g_WtsApi = &WtsApi32_WtsApiFunctionTable; return TRUE; } #endif /* WtsApi Functions */ static BOOL CALLBACK InitializeWtsApiStubs(PINIT_ONCE once, PVOID param, PVOID* context); static INIT_ONCE wtsapiInitOnce = INIT_ONCE_STATIC_INIT; #define WTSAPI_STUB_CALL_VOID(_name, ...) \ InitOnceExecuteOnce(&wtsapiInitOnce, InitializeWtsApiStubs, NULL, NULL); \ if (!g_WtsApi || !g_WtsApi->p##_name) \ return; \ g_WtsApi->p##_name(__VA_ARGS__) #define WTSAPI_STUB_CALL_BOOL(_name, ...) \ InitOnceExecuteOnce(&wtsapiInitOnce, InitializeWtsApiStubs, NULL, NULL); \ if (!g_WtsApi || !g_WtsApi->p##_name) \ return FALSE; \ return g_WtsApi->p##_name(__VA_ARGS__) #define WTSAPI_STUB_CALL_HANDLE(_name, ...) \ InitOnceExecuteOnce(&wtsapiInitOnce, InitializeWtsApiStubs, NULL, NULL); \ if (!g_WtsApi || !g_WtsApi->p##_name) \ return NULL; \ return g_WtsApi->p##_name(__VA_ARGS__) BOOL WINAPI WTSStartRemoteControlSessionW(LPWSTR pTargetServerName, ULONG TargetLogonId, BYTE HotkeyVk, USHORT HotkeyModifiers) { WTSAPI_STUB_CALL_BOOL(StartRemoteControlSessionW, pTargetServerName, TargetLogonId, HotkeyVk, HotkeyModifiers); } BOOL WINAPI WTSStartRemoteControlSessionA(LPSTR pTargetServerName, ULONG TargetLogonId, BYTE HotkeyVk, USHORT HotkeyModifiers) { WTSAPI_STUB_CALL_BOOL(StartRemoteControlSessionA, pTargetServerName, TargetLogonId, HotkeyVk, HotkeyModifiers); } BOOL WINAPI WTSStartRemoteControlSessionExW(LPWSTR pTargetServerName, ULONG TargetLogonId, BYTE HotkeyVk, USHORT HotkeyModifiers, DWORD flags) { WTSAPI_STUB_CALL_BOOL(StartRemoteControlSessionExW, pTargetServerName, TargetLogonId, HotkeyVk, HotkeyModifiers, flags); } BOOL WINAPI WTSStartRemoteControlSessionExA(LPSTR pTargetServerName, ULONG TargetLogonId, BYTE HotkeyVk, USHORT HotkeyModifiers, DWORD flags) { WTSAPI_STUB_CALL_BOOL(StartRemoteControlSessionExA, pTargetServerName, TargetLogonId, HotkeyVk, HotkeyModifiers, flags); } BOOL WINAPI WTSStopRemoteControlSession(ULONG LogonId) { WTSAPI_STUB_CALL_BOOL(StopRemoteControlSession, LogonId); } BOOL WINAPI WTSConnectSessionW(ULONG LogonId, ULONG TargetLogonId, PWSTR pPassword, BOOL bWait) { WTSAPI_STUB_CALL_BOOL(ConnectSessionW, LogonId, TargetLogonId, pPassword, bWait); } BOOL WINAPI WTSConnectSessionA(ULONG LogonId, ULONG TargetLogonId, PSTR pPassword, BOOL bWait) { WTSAPI_STUB_CALL_BOOL(ConnectSessionA, LogonId, TargetLogonId, pPassword, bWait); } BOOL WINAPI WTSEnumerateServersW(LPWSTR pDomainName, DWORD Reserved, DWORD Version, PWTS_SERVER_INFOW* ppServerInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateServersW, pDomainName, Reserved, Version, ppServerInfo, pCount); } BOOL WINAPI WTSEnumerateServersA(LPSTR pDomainName, DWORD Reserved, DWORD Version, PWTS_SERVER_INFOA* ppServerInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateServersA, pDomainName, Reserved, Version, ppServerInfo, pCount); } HANDLE WINAPI WTSOpenServerW(LPWSTR pServerName) { WTSAPI_STUB_CALL_HANDLE(OpenServerW, pServerName); } HANDLE WINAPI WTSOpenServerA(LPSTR pServerName) { WTSAPI_STUB_CALL_HANDLE(OpenServerA, pServerName); } HANDLE WINAPI WTSOpenServerExW(LPWSTR pServerName) { WTSAPI_STUB_CALL_HANDLE(OpenServerExW, pServerName); } HANDLE WINAPI WTSOpenServerExA(LPSTR pServerName) { WTSAPI_STUB_CALL_HANDLE(OpenServerExA, pServerName); } VOID WINAPI WTSCloseServer(HANDLE hServer) { WTSAPI_STUB_CALL_VOID(CloseServer, hServer); } BOOL WINAPI WTSEnumerateSessionsW(HANDLE hServer, DWORD Reserved, DWORD Version, PWTS_SESSION_INFOW* ppSessionInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateSessionsW, hServer, Reserved, Version, ppSessionInfo, pCount); } BOOL WINAPI WTSEnumerateSessionsA(HANDLE hServer, DWORD Reserved, DWORD Version, PWTS_SESSION_INFOA* ppSessionInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateSessionsA, hServer, Reserved, Version, ppSessionInfo, pCount); } BOOL WINAPI WTSEnumerateSessionsExW(HANDLE hServer, DWORD* pLevel, DWORD Filter, PWTS_SESSION_INFO_1W* ppSessionInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateSessionsExW, hServer, pLevel, Filter, ppSessionInfo, pCount); } BOOL WINAPI WTSEnumerateSessionsExA(HANDLE hServer, DWORD* pLevel, DWORD Filter, PWTS_SESSION_INFO_1A* ppSessionInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateSessionsExA, hServer, pLevel, Filter, ppSessionInfo, pCount); } BOOL WINAPI WTSEnumerateProcessesW(HANDLE hServer, DWORD Reserved, DWORD Version, PWTS_PROCESS_INFOW* ppProcessInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateProcessesW, hServer, Reserved, Version, ppProcessInfo, pCount); } BOOL WINAPI WTSEnumerateProcessesA(HANDLE hServer, DWORD Reserved, DWORD Version, PWTS_PROCESS_INFOA* ppProcessInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateProcessesA, hServer, Reserved, Version, ppProcessInfo, pCount); } BOOL WINAPI WTSTerminateProcess(HANDLE hServer, DWORD ProcessId, DWORD ExitCode) { WTSAPI_STUB_CALL_BOOL(TerminateProcess, hServer, ProcessId, ExitCode); } BOOL WINAPI WTSQuerySessionInformationW(HANDLE hServer, DWORD SessionId, WTS_INFO_CLASS WTSInfoClass, LPWSTR* ppBuffer, DWORD* pBytesReturned) { WTSAPI_STUB_CALL_BOOL(QuerySessionInformationW, hServer, SessionId, WTSInfoClass, ppBuffer, pBytesReturned); } BOOL WINAPI WTSQuerySessionInformationA(HANDLE hServer, DWORD SessionId, WTS_INFO_CLASS WTSInfoClass, LPSTR* ppBuffer, DWORD* pBytesReturned) { WTSAPI_STUB_CALL_BOOL(QuerySessionInformationA, hServer, SessionId, WTSInfoClass, ppBuffer, pBytesReturned); } BOOL WINAPI WTSQueryUserConfigW(LPWSTR pServerName, LPWSTR pUserName, WTS_CONFIG_CLASS WTSConfigClass, LPWSTR* ppBuffer, DWORD* pBytesReturned) { WTSAPI_STUB_CALL_BOOL(QueryUserConfigW, pServerName, pUserName, WTSConfigClass, ppBuffer, pBytesReturned); } BOOL WINAPI WTSQueryUserConfigA(LPSTR pServerName, LPSTR pUserName, WTS_CONFIG_CLASS WTSConfigClass, LPSTR* ppBuffer, DWORD* pBytesReturned) { WTSAPI_STUB_CALL_BOOL(QueryUserConfigA, pServerName, pUserName, WTSConfigClass, ppBuffer, pBytesReturned); } BOOL WINAPI WTSSetUserConfigW(LPWSTR pServerName, LPWSTR pUserName, WTS_CONFIG_CLASS WTSConfigClass, LPWSTR pBuffer, DWORD DataLength) { WTSAPI_STUB_CALL_BOOL(SetUserConfigW, pServerName, pUserName, WTSConfigClass, pBuffer, DataLength); } BOOL WINAPI WTSSetUserConfigA(LPSTR pServerName, LPSTR pUserName, WTS_CONFIG_CLASS WTSConfigClass, LPSTR pBuffer, DWORD DataLength) { WTSAPI_STUB_CALL_BOOL(SetUserConfigA, pServerName, pUserName, WTSConfigClass, pBuffer, DataLength); } BOOL WINAPI WTSSendMessageW(HANDLE hServer, DWORD SessionId, LPWSTR pTitle, DWORD TitleLength, LPWSTR pMessage, DWORD MessageLength, DWORD Style, DWORD Timeout, DWORD* pResponse, BOOL bWait) { WTSAPI_STUB_CALL_BOOL(SendMessageW, hServer, SessionId, pTitle, TitleLength, pMessage, MessageLength, Style, Timeout, pResponse, bWait); } BOOL WINAPI WTSSendMessageA(HANDLE hServer, DWORD SessionId, LPSTR pTitle, DWORD TitleLength, LPSTR pMessage, DWORD MessageLength, DWORD Style, DWORD Timeout, DWORD* pResponse, BOOL bWait) { WTSAPI_STUB_CALL_BOOL(SendMessageA, hServer, SessionId, pTitle, TitleLength, pMessage, MessageLength, Style, Timeout, pResponse, bWait); } BOOL WINAPI WTSDisconnectSession(HANDLE hServer, DWORD SessionId, BOOL bWait) { WTSAPI_STUB_CALL_BOOL(DisconnectSession, hServer, SessionId, bWait); } BOOL WINAPI WTSLogoffSession(HANDLE hServer, DWORD SessionId, BOOL bWait) { WTSAPI_STUB_CALL_BOOL(LogoffSession, hServer, SessionId, bWait); } BOOL WINAPI WTSShutdownSystem(HANDLE hServer, DWORD ShutdownFlag) { WTSAPI_STUB_CALL_BOOL(ShutdownSystem, hServer, ShutdownFlag); } BOOL WINAPI WTSWaitSystemEvent(HANDLE hServer, DWORD EventMask, DWORD* pEventFlags) { WTSAPI_STUB_CALL_BOOL(WaitSystemEvent, hServer, EventMask, pEventFlags); } HANDLE WINAPI WTSVirtualChannelOpen(HANDLE hServer, DWORD SessionId, LPSTR pVirtualName) { WTSAPI_STUB_CALL_HANDLE(VirtualChannelOpen, hServer, SessionId, pVirtualName); } HANDLE WINAPI WTSVirtualChannelOpenEx(DWORD SessionId, LPSTR pVirtualName, DWORD flags) { WTSAPI_STUB_CALL_HANDLE(VirtualChannelOpenEx, SessionId, pVirtualName, flags); } BOOL WINAPI WTSVirtualChannelClose(HANDLE hChannelHandle) { WTSAPI_STUB_CALL_BOOL(VirtualChannelClose, hChannelHandle); } BOOL WINAPI WTSVirtualChannelRead(HANDLE hChannelHandle, ULONG TimeOut, PCHAR Buffer, ULONG BufferSize, PULONG pBytesRead) { WTSAPI_STUB_CALL_BOOL(VirtualChannelRead, hChannelHandle, TimeOut, Buffer, BufferSize, pBytesRead); } BOOL WINAPI WTSVirtualChannelWrite(HANDLE hChannelHandle, PCHAR Buffer, ULONG Length, PULONG pBytesWritten) { WTSAPI_STUB_CALL_BOOL(VirtualChannelWrite, hChannelHandle, Buffer, Length, pBytesWritten); } BOOL WINAPI WTSVirtualChannelPurgeInput(HANDLE hChannelHandle) { WTSAPI_STUB_CALL_BOOL(VirtualChannelPurgeInput, hChannelHandle); } BOOL WINAPI WTSVirtualChannelPurgeOutput(HANDLE hChannelHandle) { WTSAPI_STUB_CALL_BOOL(VirtualChannelPurgeOutput, hChannelHandle); } BOOL WINAPI WTSVirtualChannelQuery(HANDLE hChannelHandle, WTS_VIRTUAL_CLASS WtsVirtualClass, PVOID* ppBuffer, DWORD* pBytesReturned) { WTSAPI_STUB_CALL_BOOL(VirtualChannelQuery, hChannelHandle, WtsVirtualClass, ppBuffer, pBytesReturned); } VOID WINAPI WTSFreeMemory(PVOID pMemory) { WTSAPI_STUB_CALL_VOID(FreeMemory, pMemory); } BOOL WINAPI WTSFreeMemoryExW(WTS_TYPE_CLASS WTSTypeClass, PVOID pMemory, ULONG NumberOfEntries) { WTSAPI_STUB_CALL_BOOL(FreeMemoryExW, WTSTypeClass, pMemory, NumberOfEntries); } BOOL WINAPI WTSFreeMemoryExA(WTS_TYPE_CLASS WTSTypeClass, PVOID pMemory, ULONG NumberOfEntries) { WTSAPI_STUB_CALL_BOOL(FreeMemoryExA, WTSTypeClass, pMemory, NumberOfEntries); } BOOL WINAPI WTSRegisterSessionNotification(HWND hWnd, DWORD dwFlags) { WTSAPI_STUB_CALL_BOOL(RegisterSessionNotification, hWnd, dwFlags); } BOOL WINAPI WTSUnRegisterSessionNotification(HWND hWnd) { WTSAPI_STUB_CALL_BOOL(UnRegisterSessionNotification, hWnd); } BOOL WINAPI WTSRegisterSessionNotificationEx(HANDLE hServer, HWND hWnd, DWORD dwFlags) { WTSAPI_STUB_CALL_BOOL(RegisterSessionNotificationEx, hServer, hWnd, dwFlags); } BOOL WINAPI WTSUnRegisterSessionNotificationEx(HANDLE hServer, HWND hWnd) { WTSAPI_STUB_CALL_BOOL(UnRegisterSessionNotificationEx, hServer, hWnd); } BOOL WINAPI WTSQueryUserToken(ULONG SessionId, PHANDLE phToken) { WTSAPI_STUB_CALL_BOOL(QueryUserToken, SessionId, phToken); } BOOL WINAPI WTSEnumerateProcessesExW(HANDLE hServer, DWORD* pLevel, DWORD SessionId, LPWSTR* ppProcessInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateProcessesExW, hServer, pLevel, SessionId, ppProcessInfo, pCount); } BOOL WINAPI WTSEnumerateProcessesExA(HANDLE hServer, DWORD* pLevel, DWORD SessionId, LPSTR* ppProcessInfo, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateProcessesExA, hServer, pLevel, SessionId, ppProcessInfo, pCount); } BOOL WINAPI WTSEnumerateListenersW(HANDLE hServer, PVOID pReserved, DWORD Reserved, PWTSLISTENERNAMEW pListeners, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateListenersW, hServer, pReserved, Reserved, pListeners, pCount); } BOOL WINAPI WTSEnumerateListenersA(HANDLE hServer, PVOID pReserved, DWORD Reserved, PWTSLISTENERNAMEA pListeners, DWORD* pCount) { WTSAPI_STUB_CALL_BOOL(EnumerateListenersA, hServer, pReserved, Reserved, pListeners, pCount); } BOOL WINAPI WTSQueryListenerConfigW(HANDLE hServer, PVOID pReserved, DWORD Reserved, LPWSTR pListenerName, PWTSLISTENERCONFIGW pBuffer) { WTSAPI_STUB_CALL_BOOL(QueryListenerConfigW, hServer, pReserved, Reserved, pListenerName, pBuffer); } BOOL WINAPI WTSQueryListenerConfigA(HANDLE hServer, PVOID pReserved, DWORD Reserved, LPSTR pListenerName, PWTSLISTENERCONFIGA pBuffer) { WTSAPI_STUB_CALL_BOOL(QueryListenerConfigA, hServer, pReserved, Reserved, pListenerName, pBuffer); } BOOL WINAPI WTSCreateListenerW(HANDLE hServer, PVOID pReserved, DWORD Reserved, LPWSTR pListenerName, PWTSLISTENERCONFIGW pBuffer, DWORD flag) { WTSAPI_STUB_CALL_BOOL(CreateListenerW, hServer, pReserved, Reserved, pListenerName, pBuffer, flag); } BOOL WINAPI WTSCreateListenerA(HANDLE hServer, PVOID pReserved, DWORD Reserved, LPSTR pListenerName, PWTSLISTENERCONFIGA pBuffer, DWORD flag) { WTSAPI_STUB_CALL_BOOL(CreateListenerA, hServer, pReserved, Reserved, pListenerName, pBuffer, flag); } BOOL WINAPI WTSSetListenerSecurityW(HANDLE hServer, PVOID pReserved, DWORD Reserved, LPWSTR pListenerName, SECURITY_INFORMATION SecurityInformation, PSECURITY_DESCRIPTOR pSecurityDescriptor) { WTSAPI_STUB_CALL_BOOL(SetListenerSecurityW, hServer, pReserved, Reserved, pListenerName, SecurityInformation, pSecurityDescriptor); } BOOL WINAPI WTSSetListenerSecurityA(HANDLE hServer, PVOID pReserved, DWORD Reserved, LPSTR pListenerName, SECURITY_INFORMATION SecurityInformation, PSECURITY_DESCRIPTOR pSecurityDescriptor) { WTSAPI_STUB_CALL_BOOL(SetListenerSecurityA, hServer, pReserved, Reserved, pListenerName, SecurityInformation, pSecurityDescriptor); } BOOL WINAPI WTSGetListenerSecurityW(HANDLE hServer, PVOID pReserved, DWORD Reserved, LPWSTR pListenerName, SECURITY_INFORMATION SecurityInformation, PSECURITY_DESCRIPTOR pSecurityDescriptor, DWORD nLength, LPDWORD lpnLengthNeeded) { WTSAPI_STUB_CALL_BOOL(GetListenerSecurityW, hServer, pReserved, Reserved, pListenerName, SecurityInformation, pSecurityDescriptor, nLength, lpnLengthNeeded); } BOOL WINAPI WTSGetListenerSecurityA(HANDLE hServer, PVOID pReserved, DWORD Reserved, LPSTR pListenerName, SECURITY_INFORMATION SecurityInformation, PSECURITY_DESCRIPTOR pSecurityDescriptor, DWORD nLength, LPDWORD lpnLengthNeeded) { WTSAPI_STUB_CALL_BOOL(GetListenerSecurityA, hServer, pReserved, Reserved, pListenerName, SecurityInformation, pSecurityDescriptor, nLength, lpnLengthNeeded); } BOOL CDECL WTSEnableChildSessions(BOOL bEnable) { WTSAPI_STUB_CALL_BOOL(EnableChildSessions, bEnable); } BOOL CDECL WTSIsChildSessionsEnabled(PBOOL pbEnabled) { WTSAPI_STUB_CALL_BOOL(IsChildSessionsEnabled, pbEnabled); } BOOL CDECL WTSGetChildSessionId(PULONG pSessionId) { WTSAPI_STUB_CALL_BOOL(GetChildSessionId, pSessionId); } BOOL CDECL WTSLogonUser(HANDLE hServer, LPCSTR username, LPCSTR password, LPCSTR domain) { WTSAPI_STUB_CALL_BOOL(LogonUser, hServer, username, password, domain); } BOOL CDECL WTSLogoffUser(HANDLE hServer) { WTSAPI_STUB_CALL_BOOL(LogoffUser, hServer); } #ifndef _WIN32 /** * WTSGetActiveConsoleSessionId is declared in WinBase.h and exported by kernel32.dll */ DWORD WINAPI WTSGetActiveConsoleSessionId(void) { InitOnceExecuteOnce(&wtsapiInitOnce, InitializeWtsApiStubs, NULL, NULL); if (!g_WtsApi || !g_WtsApi->pGetActiveConsoleSessionId) return 0xFFFFFFFF; return g_WtsApi->pGetActiveConsoleSessionId(); } #endif const CHAR* WTSErrorToString(UINT error) { switch (error) { case CHANNEL_RC_OK: return "CHANNEL_RC_OK"; case CHANNEL_RC_ALREADY_INITIALIZED: return "CHANNEL_RC_ALREADY_INITIALIZED"; case CHANNEL_RC_NOT_INITIALIZED: return "CHANNEL_RC_NOT_INITIALIZED"; case CHANNEL_RC_ALREADY_CONNECTED: return "CHANNEL_RC_ALREADY_CONNECTED"; case CHANNEL_RC_NOT_CONNECTED: return "CHANNEL_RC_NOT_CONNECTED"; case CHANNEL_RC_TOO_MANY_CHANNELS: return "CHANNEL_RC_TOO_MANY_CHANNELS"; case CHANNEL_RC_BAD_CHANNEL: return "CHANNEL_RC_BAD_CHANNEL"; case CHANNEL_RC_BAD_CHANNEL_HANDLE: return "CHANNEL_RC_BAD_CHANNEL_HANDLE"; case CHANNEL_RC_NO_BUFFER: return "CHANNEL_RC_NO_BUFFER"; case CHANNEL_RC_BAD_INIT_HANDLE: return "CHANNEL_RC_BAD_INIT_HANDLE"; case CHANNEL_RC_NOT_OPEN: return "CHANNEL_RC_NOT_OPEN"; case CHANNEL_RC_BAD_PROC: return "CHANNEL_RC_BAD_PROC"; case CHANNEL_RC_NO_MEMORY: return "CHANNEL_RC_NO_MEMORY"; case CHANNEL_RC_UNKNOWN_CHANNEL_NAME: return "CHANNEL_RC_UNKNOWN_CHANNEL_NAME"; case CHANNEL_RC_ALREADY_OPEN: return "CHANNEL_RC_ALREADY_OPEN"; case CHANNEL_RC_NOT_IN_VIRTUALCHANNELENTRY: return "CHANNEL_RC_NOT_IN_VIRTUALCHANNELENTRY"; case CHANNEL_RC_NULL_DATA: return "CHANNEL_RC_NULL_DATA"; case CHANNEL_RC_ZERO_LENGTH: return "CHANNEL_RC_ZERO_LENGTH"; case CHANNEL_RC_INVALID_INSTANCE: return "CHANNEL_RC_INVALID_INSTANCE"; case CHANNEL_RC_UNSUPPORTED_VERSION: return "CHANNEL_RC_UNSUPPORTED_VERSION"; case CHANNEL_RC_INITIALIZATION_ERROR: return "CHANNEL_RC_INITIALIZATION_ERROR"; default: return "UNKNOWN"; } } const CHAR* WTSSessionStateToString(WTS_CONNECTSTATE_CLASS state) { switch (state) { case WTSActive: return "WTSActive"; case WTSConnected: return "WTSConnected"; case WTSConnectQuery: return "WTSConnectQuery"; case WTSShadow: return "WTSShadow"; case WTSDisconnected: return "WTSDisconnected"; case WTSIdle: return "WTSIdle"; case WTSListen: return "WTSListen"; case WTSReset: return "WTSReset"; case WTSDown: return "WTSDown"; case WTSInit: return "WTSInit"; } return "INVALID_STATE"; } BOOL WTSRegisterWtsApiFunctionTable(PWtsApiFunctionTable table) { /* Use InitOnceExecuteOnce here as well - otherwise a table set with this function is overriden on the first use of a WTS* API call (due to wtsapiInitOnce not being set). */ InitOnceExecuteOnce(&wtsapiInitOnce, InitializeWtsApiStubs, (PVOID)table, NULL); if (!g_WtsApi) return FALSE; return TRUE; } static BOOL LoadAndInitialize(char* library) { INIT_WTSAPI_FN pInitWtsApi; g_WtsApiModule = LoadLibraryA(library); if (!g_WtsApiModule) return FALSE; pInitWtsApi = (INIT_WTSAPI_FN)GetProcAddress(g_WtsApiModule, "InitWtsApi"); if (!pInitWtsApi) { return FALSE; } g_WtsApi = pInitWtsApi(); return TRUE; } static void InitializeWtsApiStubs_Env() { DWORD nSize; char* env = NULL; LPCSTR wts = "WTSAPI_LIBRARY"; if (g_WtsApi) return; nSize = GetEnvironmentVariableA(wts, NULL, 0); if (!nSize) return; env = (LPSTR)malloc(nSize); if (env) { if (GetEnvironmentVariableA(wts, env, nSize) == nSize - 1) LoadAndInitialize(env); free(env); } } #define FREERDS_LIBRARY_NAME "libfreerds-fdsapi.so" static void InitializeWtsApiStubs_FreeRDS() { wIniFile* ini; const char* prefix; const char* libdir; if (g_WtsApi) return; ini = IniFile_New(); if (IniFile_ReadFile(ini, "/var/run/freerds.instance") < 0) { IniFile_Free(ini); WLog_ERR(TAG, "failed to parse freerds.instance"); LoadAndInitialize(FREERDS_LIBRARY_NAME); return; } prefix = IniFile_GetKeyValueString(ini, "FreeRDS", "prefix"); libdir = IniFile_GetKeyValueString(ini, "FreeRDS", "libdir"); WLog_INFO(TAG, "FreeRDS (prefix / libdir): %s / %s", prefix, libdir); if (prefix && libdir) { char* prefix_libdir; char* wtsapi_library; prefix_libdir = GetCombinedPath(prefix, libdir); wtsapi_library = GetCombinedPath(prefix_libdir, FREERDS_LIBRARY_NAME); if (wtsapi_library) { LoadAndInitialize(wtsapi_library); } free(prefix_libdir); free(wtsapi_library); } IniFile_Free(ini); } static BOOL CALLBACK InitializeWtsApiStubs(PINIT_ONCE once, PVOID param, PVOID* context) { WINPR_UNUSED(once); WINPR_UNUSED(context); if (param) { g_WtsApi = (PWtsApiFunctionTable)param; return TRUE; } InitializeWtsApiStubs_Env(); #ifdef _WIN32 WtsApi32_InitializeWtsApi(); #endif if (!g_WtsApi) InitializeWtsApiStubs_FreeRDS(); return TRUE; }