/* $Id: VBoxServiceInternal.h 98103 2023-01-17 14:15:46Z vboxsync $ */ /** @file * VBoxService - Guest Additions Services. */ /* * Copyright (C) 2007-2023 Oracle and/or its affiliates. * * This file is part of VirtualBox base platform packages, as * available from https://www.virtualbox.org. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation, in version 3 of the * License. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see . * * SPDX-License-Identifier: GPL-3.0-only */ #ifndef GA_INCLUDED_SRC_common_VBoxService_VBoxServiceInternal_h #define GA_INCLUDED_SRC_common_VBoxService_VBoxServiceInternal_h #ifndef RT_WITHOUT_PRAGMA_ONCE # pragma once #endif #ifdef RT_OS_WINDOWS # include #endif #include #include #include /* RTPATH_MAX */ #include #include #include #if !defined(RT_OS_WINDOWS) || defined(DOXYGEN_RUNNING) /** Special argv[1] value that indicates that argv is UTF-8. * This causes RTR3Init to be called with RTR3INIT_FLAGS_UTF8_ARGV and helps * work around potential issues caused by a user's locale config not being * UTF-8. See @bugref{10153}. * * @note We don't need this on windows and it would be harmful to enable it * as the argc/argv vs __argc/__argv comparison would fail and we would * not use the unicode command line to create a UTF-8 argv. Since the * original argv is ANSI, it may be missing codepoints not present in * the ANSI code page of the process. */ # define VBOXSERVICE_ARG1_UTF8_ARGV "--utf8-argv" #endif /** RTProcCreateEx flags corresponding to VBOXSERVICE_ARG1_UTF8_ARGV. */ #ifdef VBOXSERVICE_ARG1_UTF8_ARGV # define VBOXSERVICE_PROC_F_UTF8_ARGV RTPROC_FLAGS_UTF8_ARGV #else # define VBOXSERVICE_PROC_F_UTF8_ARGV 0 #endif /** * A service descriptor. */ typedef struct { /** The short service name. */ const char *pszName; /** The longer service name. */ const char *pszDescription; /** The usage options stuff for the --help screen. */ const char *pszUsage; /** The option descriptions for the --help screen. */ const char *pszOptions; /** * Called before parsing arguments. * @returns VBox status code. */ DECLCALLBACKMEMBER(int, pfnPreInit,(void)); /** * Tries to parse the given command line option. * * @returns 0 if we parsed, -1 if it didn't and anything else means exit. * @param ppszShort If not NULL it points to the short option iterator. a short argument. * If NULL examine argv[*pi]. * @param argc The argument count. * @param argv The argument vector. * @param pi The argument vector index. Update if any value(s) are eaten. */ DECLCALLBACKMEMBER(int, pfnOption,(const char **ppszShort, int argc, char **argv, int *pi)); /** * Called before parsing arguments. * @returns VBox status code. */ DECLCALLBACKMEMBER(int, pfnInit,(void)); /** Called from the worker thread. * * @returns VBox status code. * @retval VINF_SUCCESS if exitting because *pfShutdown was set. * @param pfShutdown Pointer to a per service termination flag to check * before and after blocking. */ DECLCALLBACKMEMBER(int, pfnWorker,(bool volatile *pfShutdown)); /** * Stops a service. */ DECLCALLBACKMEMBER(void, pfnStop,(void)); /** * Does termination cleanups. * * @remarks This may be called even if pfnInit hasn't been called! */ DECLCALLBACKMEMBER(void, pfnTerm,(void)); } VBOXSERVICE; /** Pointer to a VBOXSERVICE. */ typedef VBOXSERVICE *PVBOXSERVICE; /** Pointer to a const VBOXSERVICE. */ typedef VBOXSERVICE const *PCVBOXSERVICE; /* Default call-backs for services which do not need special behaviour. */ DECLCALLBACK(int) VGSvcDefaultPreInit(void); DECLCALLBACK(int) VGSvcDefaultOption(const char **ppszShort, int argc, char **argv, int *pi); DECLCALLBACK(int) VGSvcDefaultInit(void); DECLCALLBACK(void) VGSvcDefaultTerm(void); /** The service name. * @note Used on windows to name the service as well as the global mutex. */ #define VBOXSERVICE_NAME "VBoxService" #ifdef RT_OS_WINDOWS /** The friendly service name. */ # define VBOXSERVICE_FRIENDLY_NAME "VirtualBox Guest Additions Service" /** The service description (only W2K+ atm) */ # define VBOXSERVICE_DESCRIPTION "Manages VM runtime information, time synchronization, guest control execution and miscellaneous utilities for guest operating systems." /** The following constant may be defined by including NtStatus.h. */ # define STATUS_SUCCESS ((NTSTATUS)0x00000000L) #endif /* RT_OS_WINDOWS */ #ifdef VBOX_WITH_GUEST_PROPS /** * A guest property cache. */ typedef struct VBOXSERVICEVEPROPCACHE { /** The client ID for HGCM communication. */ uint32_t uClientID; /** Head in a list of VBOXSERVICEVEPROPCACHEENTRY nodes. */ RTLISTANCHOR NodeHead; /** Critical section for thread-safe use. */ RTCRITSECT CritSect; } VBOXSERVICEVEPROPCACHE; /** Pointer to a guest property cache. */ typedef VBOXSERVICEVEPROPCACHE *PVBOXSERVICEVEPROPCACHE; /** * An entry in the property cache (VBOXSERVICEVEPROPCACHE). */ typedef struct VBOXSERVICEVEPROPCACHEENTRY { /** Node to successor. * @todo r=bird: This is not really the node to the successor, but * rather the OUR node in the list. If it helps, remember that * its a doubly linked list. */ RTLISTNODE NodeSucc; /** Name (and full path) of guest property. */ char *pszName; /** The last value stored (for reference). */ char *pszValue; /** Reset value to write if property is temporary. If NULL, it will be * deleted. */ char *pszValueReset; /** Flags. */ uint32_t fFlags; } VBOXSERVICEVEPROPCACHEENTRY; /** Pointer to a cached guest property. */ typedef VBOXSERVICEVEPROPCACHEENTRY *PVBOXSERVICEVEPROPCACHEENTRY; #endif /* VBOX_WITH_GUEST_PROPS */ RT_C_DECLS_BEGIN extern char *g_pszProgName; extern unsigned g_cVerbosity; extern char g_szLogFile[RTPATH_MAX + 128]; extern uint32_t g_DefaultInterval; extern VBOXSERVICE g_TimeSync; #ifdef VBOX_WITH_VBOXSERVICE_CLIPBOARD extern VBOXSERVICE g_Clipboard; #endif extern VBOXSERVICE g_Control; extern VBOXSERVICE g_VMInfo; extern VBOXSERVICE g_CpuHotPlug; #ifdef VBOX_WITH_VBOXSERVICE_MANAGEMENT extern VBOXSERVICE g_MemBalloon; extern VBOXSERVICE g_VMStatistics; #endif #ifdef VBOX_WITH_VBOXSERVICE_PAGE_SHARING extern VBOXSERVICE g_PageSharing; #endif #ifdef VBOX_WITH_SHARED_FOLDERS extern VBOXSERVICE g_AutoMount; #endif #ifdef DEBUG extern RTCRITSECT g_csLog; /* For guest process stdout dumping. */ #endif extern RTEXITCODE VGSvcSyntax(const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(1, 2); extern RTEXITCODE VGSvcError(const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(1, 2); extern void VGSvcVerbose(unsigned iLevel, const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(2, 3); extern int VGSvcLogCreate(const char *pszLogFile); extern void VGSvcLogV(const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(1, 0); extern void VGSvcLogDestroy(void); extern int VGSvcArgUInt32(int argc, char **argv, const char *psz, int *pi, uint32_t *pu32, uint32_t u32Min, uint32_t u32Max); /* Exposing the following bits because of windows: */ extern int VGSvcStartServices(void); extern int VGSvcStopServices(void); extern void VGSvcMainWait(void); extern int VGSvcReportStatus(VBoxGuestFacilityStatus enmStatus); #ifdef RT_OS_WINDOWS extern void VGSvcWinResolveApis(void); extern RTEXITCODE VGSvcWinInstall(void); extern RTEXITCODE VGSvcWinUninstall(void); extern RTEXITCODE VGSvcWinEnterCtrlDispatcher(void); extern void VGSvcWinSetStopPendingStatus(uint32_t uCheckPoint); # ifdef TH32CS_SNAPHEAPLIST extern decltype(CreateToolhelp32Snapshot) *g_pfnCreateToolhelp32Snapshot; extern decltype(Process32First) *g_pfnProcess32First; extern decltype(Process32Next) *g_pfnProcess32Next; extern decltype(Module32First) *g_pfnModule32First; extern decltype(Module32Next) *g_pfnModule32Next; # endif extern decltype(GetSystemTimeAdjustment) *g_pfnGetSystemTimeAdjustment; extern decltype(SetSystemTimeAdjustment) *g_pfnSetSystemTimeAdjustment; # ifdef IPRT_INCLUDED_nt_nt_h extern decltype(ZwQuerySystemInformation) *g_pfnZwQuerySystemInformation; # endif extern ULONG (WINAPI *g_pfnGetAdaptersInfo)(struct _IP_ADAPTER_INFO *, PULONG); #ifdef WINSOCK_VERSION extern decltype(WSAStartup) *g_pfnWSAStartup; extern decltype(WSACleanup) *g_pfnWSACleanup; extern decltype(WSASocketA) *g_pfnWSASocketA; extern decltype(WSAIoctl) *g_pfnWSAIoctl; extern decltype(WSAGetLastError) *g_pfnWSAGetLastError; extern decltype(closesocket) *g_pfnclosesocket; extern decltype(inet_ntoa) *g_pfninet_ntoa; # endif /* WINSOCK_VERSION */ #ifdef SE_INTERACTIVE_LOGON_NAME extern decltype(LsaNtStatusToWinError) *g_pfnLsaNtStatusToWinError; #endif # ifdef VBOX_WITH_GUEST_PROPS extern int VGSvcVMInfoWinWriteUsers(PVBOXSERVICEVEPROPCACHE pCache, char **ppszUserList, uint32_t *pcUsersInList); extern int VGSvcVMInfoWinGetComponentVersions(uint32_t uClientID); # endif /* VBOX_WITH_GUEST_PROPS */ #endif /* RT_OS_WINDOWS */ #ifdef VBOX_WITH_MEMBALLOON extern uint32_t VGSvcBalloonQueryPages(uint32_t cbPage); #endif #if defined(VBOX_WITH_VBOXSERVICE_PAGE_SHARING) extern RTEXITCODE VGSvcPageSharingWorkerChild(void); #endif extern int VGSvcVMInfoSignal(void); RT_C_DECLS_END #endif /* !GA_INCLUDED_SRC_common_VBoxService_VBoxServiceInternal_h */