/* * Win32 processes * * Copyright 1996, 1998 Alexandre Julliard */ #include #include #include #include #include #include #include #include #include "wine/winbase16.h" #include "wine/exception.h" #include "wine/library.h" #include "drive.h" #include "module.h" #include "file.h" #include "thread.h" #include "winerror.h" #include "server.h" #include "options.h" #include "callback.h" #include "debugtools.h" DEFAULT_DEBUG_CHANNEL(process); DECLARE_DEBUG_CHANNEL(relay); DECLARE_DEBUG_CHANNEL(win32); struct _ENVDB; /* Win32 process database */ typedef struct _PDB { LONG header[2]; /* 00 Kernel object header */ HMODULE module; /* 08 Main exe module (NT) */ void *event; /* 0c Pointer to an event object (unused) */ DWORD exit_code; /* 10 Process exit code */ DWORD unknown2; /* 14 Unknown */ HANDLE heap; /* 18 Default process heap */ HANDLE mem_context; /* 1c Process memory context */ DWORD flags; /* 20 Flags */ void *pdb16; /* 24 DOS PSP */ WORD PSP_sel; /* 28 Selector to DOS PSP */ WORD imte; /* 2a IMTE for the process module */ WORD threads; /* 2c Number of threads */ WORD running_threads; /* 2e Number of running threads */ WORD free_lib_count; /* 30 Recursion depth of FreeLibrary calls */ WORD ring0_threads; /* 32 Number of ring 0 threads */ HANDLE system_heap; /* 34 System heap to allocate handles */ HTASK task; /* 38 Win16 task */ void *mem_map_files; /* 3c Pointer to mem-mapped files */ struct _ENVDB *env_db; /* 40 Environment database */ void *handle_table; /* 44 Handle table */ struct _PDB *parent; /* 48 Parent process */ void *modref_list; /* 4c MODREF list */ void *thread_list; /* 50 List of threads */ void *debuggee_CB; /* 54 Debuggee context block */ void *local_heap_free; /* 58 Head of local heap free list */ DWORD unknown4; /* 5c Unknown */ CRITICAL_SECTION crit_section; /* 60 Critical section */ DWORD unknown5[3]; /* 78 Unknown */ void *console; /* 84 Console */ DWORD tls_bits[2]; /* 88 TLS in-use bits */ DWORD process_dword; /* 90 Unknown */ struct _PDB *group; /* 94 Process group */ void *exe_modref; /* 98 MODREF for the process EXE */ void *top_filter; /* 9c Top exception filter */ DWORD priority; /* a0 Priority level */ HANDLE heap_list; /* a4 Head of process heap list */ void *heap_handles; /* a8 Head of heap handles list */ DWORD unknown6; /* ac Unknown */ void *console_provider; /* b0 Console provider (??) */ WORD env_selector; /* b4 Selector to process environment */ WORD error_mode; /* b6 Error mode */ HANDLE load_done_evt; /* b8 Event for process loading done */ void *UTState; /* bc Head of Univeral Thunk list */ DWORD unknown8; /* c0 Unknown (NT) */ LCID locale; /* c4 Locale to be queried by GetThreadLocale (NT) */ } PDB; PDB current_process; /* Process flags */ #define PDB32_DEBUGGED 0x0001 /* Process is being debugged */ #define PDB32_WIN16_PROC 0x0008 /* Win16 process */ #define PDB32_DOS_PROC 0x0010 /* Dos process */ #define PDB32_CONSOLE_PROC 0x0020 /* Console process */ #define PDB32_FILE_APIS_OEM 0x0040 /* File APIs are OEM */ #define PDB32_WIN32S_PROC 0x8000 /* Win32s process */ static char **main_exe_argv; static char main_exe_name[MAX_PATH]; static HANDLE main_exe_file; unsigned int server_startticks; /* memory/environ.c */ extern struct _ENVDB *ENV_BuildEnvironment(void); extern BOOL ENV_BuildCommandLine( char **argv ); extern STARTUPINFOA current_startupinfo; /* scheduler/pthread.c */ extern void PTHREAD_init_done(void); extern BOOL MAIN_MainInit(void); /*********************************************************************** * PROCESS_CallUserSignalProc * * FIXME: Some of the signals aren't sent correctly! * * The exact meaning of the USER signals is undocumented, but this * should cover the basic idea: * * USIG_DLL_UNLOAD_WIN16 * This is sent when a 16-bit module is unloaded. * * USIG_DLL_UNLOAD_WIN32 * This is sent when a 32-bit module is unloaded. * * USIG_DLL_UNLOAD_ORPHANS * This is sent after the last Win3.1 module is unloaded, * to allow removal of orphaned menus. * * USIG_FAULT_DIALOG_PUSH * USIG_FAULT_DIALOG_POP * These are called to allow USER to prepare for displaying a * fault dialog, even though the fault might have happened while * inside a USER critical section. * * USIG_THREAD_INIT * This is called from the context of a new thread, as soon as it * has started to run. * * USIG_THREAD_EXIT * This is called, still in its context, just before a thread is * about to terminate. * * USIG_PROCESS_CREATE * This is called, in the parent process context, after a new process * has been created. * * USIG_PROCESS_INIT * This is called in the new process context, just after the main thread * has started execution (after the main thread's USIG_THREAD_INIT has * been sent). * * USIG_PROCESS_LOADED * This is called after the executable file has been loaded into the * new process context. * * USIG_PROCESS_RUNNING * This is called immediately before the main entry point is called. * * USIG_PROCESS_EXIT * This is called in the context of a process that is about to * terminate (but before the last thread's USIG_THREAD_EXIT has * been sent). * * USIG_PROCESS_DESTROY * This is called after a process has terminated. * * * The meaning of the dwFlags bits is as follows: * * USIG_FLAGS_WIN32 * Current process is 32-bit. * * USIG_FLAGS_GUI * Current process is a (Win32) GUI process. * * USIG_FLAGS_FEEDBACK * Current process needs 'feedback' (determined from the STARTUPINFO * flags STARTF_FORCEONFEEDBACK / STARTF_FORCEOFFFEEDBACK). * * USIG_FLAGS_FAULT * The signal is being sent due to a fault. */ void PROCESS_CallUserSignalProc( UINT uCode, HMODULE hModule ) { DWORD flags = current_process.flags; DWORD startup_flags = current_startupinfo.dwFlags; DWORD dwFlags = 0; /* Determine dwFlags */ if ( !(flags & PDB32_WIN16_PROC) ) dwFlags |= USIG_FLAGS_WIN32; if ( !(flags & PDB32_CONSOLE_PROC) ) dwFlags |= USIG_FLAGS_GUI; if ( dwFlags & USIG_FLAGS_GUI ) { /* Feedback defaults to ON */ if ( !(startup_flags & STARTF_FORCEOFFFEEDBACK) ) dwFlags |= USIG_FLAGS_FEEDBACK; } else { /* Feedback defaults to OFF */ if (startup_flags & STARTF_FORCEONFEEDBACK) dwFlags |= USIG_FLAGS_FEEDBACK; } /* Convert module handle to 16-bit */ if ( HIWORD( hModule ) ) hModule = MapHModuleLS( hModule ); /* Call USER signal proc */ if ( Callout.UserSignalProc ) { if ( uCode == USIG_THREAD_INIT || uCode == USIG_THREAD_EXIT ) Callout.UserSignalProc( uCode, GetCurrentThreadId(), dwFlags, hModule ); else Callout.UserSignalProc( uCode, GetCurrentProcessId(), dwFlags, hModule ); } } /*********************************************************************** * set_console_handles * * Set the console handles to use stdin/stdout. */ static void set_console_handles( HANDLE console ) { HANDLE in = FILE_DupUnixHandle( 0, GENERIC_READ ); HANDLE out = FILE_DupUnixHandle( 1, GENERIC_WRITE ); SERVER_START_REQ( set_console_fd ) { req->handle = console; req->handle_in = in; req->handle_out = out; req->pid = 0; SERVER_CALL(); } SERVER_END_REQ; NtClose( in ); NtClose( out ); } /*********************************************************************** * process_init * * Main process initialisation code */ static BOOL process_init( char *argv[] ) { BOOL ret; int create_flags = 0; /* store the program name */ argv0 = argv[0]; main_exe_argv = argv; /* Fill the initial process structure */ current_process.exit_code = STILL_ACTIVE; current_process.threads = 1; current_process.running_threads = 1; current_process.ring0_threads = 1; current_process.group = ¤t_process; current_process.priority = 8; /* Normal */ /* Setup the server connection */ CLIENT_InitServer(); /* Retrieve startup info from the server */ SERVER_START_VAR_REQ( init_process, sizeof(main_exe_name)-1 ) { req->ldt_copy = &wine_ldt_copy; req->ppid = getppid(); if ((ret = !SERVER_CALL_ERR())) { size_t len = server_data_size( req ); memcpy( main_exe_name, server_data_ptr(req), len ); main_exe_name[len] = 0; main_exe_file = req->exe_file; create_flags = req->create_flags; current_startupinfo.dwFlags = req->start_flags; server_startticks = req->server_start; current_startupinfo.wShowWindow = req->cmd_show; current_startupinfo.hStdInput = req->hstdin; current_startupinfo.hStdOutput = req->hstdout; current_startupinfo.hStdError = req->hstderr; } } SERVER_END_VAR_REQ; if (!ret) return FALSE; SetStdHandle( STD_INPUT_HANDLE, current_startupinfo.hStdInput ); SetStdHandle( STD_OUTPUT_HANDLE, current_startupinfo.hStdOutput ); SetStdHandle( STD_ERROR_HANDLE, current_startupinfo.hStdError ); if (create_flags & CREATE_NEW_CONSOLE) set_console_handles( current_startupinfo.hStdOutput ); /* Create the process heap */ current_process.heap = HeapCreate( HEAP_GROWABLE, 0, 0 ); /* Now we can use the pthreads routines */ PTHREAD_init_done(); /* Copy the parent environment */ if (!(current_process.env_db = ENV_BuildEnvironment())) return FALSE; /* Parse command line arguments */ OPTIONS_ParseOptions( argv ); return MAIN_MainInit(); } /*********************************************************************** * start_process * * Startup routine of a new process. Runs on the new process stack. */ static void start_process(void) { int debugged, console_app; LPTHREAD_START_ROUTINE entry; WINE_MODREF *wm; /* build command line */ if (!ENV_BuildCommandLine( main_exe_argv )) goto error; /* create 32-bit module for main exe */ if (!(current_process.module = BUILTIN32_LoadExeModule( current_process.module ))) goto error; /* use original argv[0] as name for the main module */ if (!main_exe_name[0]) { if (!GetLongPathNameA( full_argv0, main_exe_name, sizeof(main_exe_name) )) lstrcpynA( main_exe_name, full_argv0, sizeof(main_exe_name) ); } /* Retrieve entry point address */ entry = (LPTHREAD_START_ROUTINE)((char*)current_process.module + PE_HEADER(current_process.module)->OptionalHeader.AddressOfEntryPoint); console_app = (PE_HEADER(current_process.module)->OptionalHeader.Subsystem == IMAGE_SUBSYSTEM_WINDOWS_CUI); if (console_app) current_process.flags |= PDB32_CONSOLE_PROC; /* Signal the parent process to continue */ SERVER_START_REQ( init_process_done ) { req->module = (void *)current_process.module; req->entry = entry; req->name = main_exe_name; req->exe_file = main_exe_file; req->gui = !console_app; SERVER_CALL(); debugged = req->debugged; } SERVER_END_REQ; /* Install signal handlers; this cannot be done before, since we cannot * send exceptions to the debugger before the create process event that * is sent by REQ_INIT_PROCESS_DONE */ if (!SIGNAL_Init()) goto error; /* create the main modref and load dependencies */ if (!(wm = PE_CreateModule( current_process.module, main_exe_name, 0, 0, FALSE ))) goto error; wm->refCount++; RtlAcquirePebLock(); PE_InitTls(); MODULE_DllProcessAttach( NULL, (LPVOID)1 ); RtlReleasePebLock(); /* Get pointers to USER routines called by KERNEL */ THUNK_InitCallout(); /* Call FinalUserInit routine */ if (Callout.FinalUserInit16) Callout.FinalUserInit16(); /* Note: The USIG_PROCESS_CREATE signal is supposed to be sent in the * context of the parent process. Actually, the USER signal proc * doesn't really care about that, but it *does* require that the * startup parameters are correctly set up, so that GetProcessDword * works. Furthermore, before calling the USER signal proc the * 16-bit stack must be set up, which it is only after TASK_Create * in the case of a 16-bit process. Thus, we send the signal here. */ PROCESS_CallUserSignalProc( USIG_PROCESS_CREATE, 0 ); PROCESS_CallUserSignalProc( USIG_THREAD_INIT, 0 ); PROCESS_CallUserSignalProc( USIG_PROCESS_INIT, 0 ); PROCESS_CallUserSignalProc( USIG_PROCESS_LOADED, 0 ); /* Call UserSignalProc ( USIG_PROCESS_RUNNING ... ) only for non-GUI win32 apps */ if (console_app) PROCESS_CallUserSignalProc( USIG_PROCESS_RUNNING, 0 ); TRACE_(relay)( "Starting Win32 process %s (entryproc=%p)\n", main_exe_name, entry ); if (debugged) DbgBreakPoint(); /* FIXME: should use _PEB as parameter for NT 3.5 programs ! * Dunno about other OSs */ SetLastError(0); /* clear error code */ ExitThread( entry(NULL) ); error: ExitProcess( GetLastError() ); } /*********************************************************************** * open_winelib_app * * Try to open the Winelib app .so file based on argv[0] or WINEPRELOAD. */ void *open_winelib_app( char *argv[] ) { void *ret = NULL; char *tmp; const char *name; char errStr[100]; if ((name = getenv( "WINEPRELOAD" ))) { if (!(ret = wine_dll_load_main_exe( name, 0, errStr, sizeof(errStr) ))) { MESSAGE( "%s: could not load '%s' as specified in the WINEPRELOAD environment variable: %s\n", argv[0], name, errStr ); ExitProcess(1); } } else { const char *argv0 = main_exe_name; if (!*argv0) { /* if argv[0] is "wine", don't try to load anything */ argv0 = argv[0]; if (!(name = strrchr( argv0, '/' ))) name = argv0; else name++; if (!strcmp( name, "wine" )) return NULL; } /* now try argv[0] with ".so" appended */ if ((tmp = HeapAlloc( GetProcessHeap(), 0, strlen(argv0) + 4 ))) { strcpy( tmp, argv0 ); strcat( tmp, ".so" ); /* search in PATH only if there was no '/' in argv[0] */ ret = wine_dll_load_main_exe( tmp, (name == argv0), errStr, sizeof(errStr) ); if (!ret && !argv[1]) { /* if no argv[1], this will be better than displaying usage */ MESSAGE( "%s: could not load library '%s' as Winelib application: %s\n", argv[0], tmp, errStr ); ExitProcess(1); } HeapFree( GetProcessHeap(), 0, tmp ); } } return ret; } /*********************************************************************** * PROCESS_InitWine * * Wine initialisation: load and start the main exe file. */ void PROCESS_InitWine( int argc, char *argv[], LPSTR win16_exe_name, HANDLE *win16_exe_file ) { DWORD stack_size = 0; /* Initialize everything */ if (!process_init( argv )) exit(1); if (open_winelib_app( argv )) goto found; /* try to open argv[0] as a winelib app */ main_exe_argv = ++argv; /* remove argv[0] (wine itself) */ if (!main_exe_name[0]) { if (!argv[0]) OPTIONS_Usage(); /* open the exe file */ if (!SearchPathA( NULL, argv[0], ".exe", sizeof(main_exe_name), main_exe_name, NULL ) && !SearchPathA( NULL, argv[0], NULL, sizeof(main_exe_name), main_exe_name, NULL )) { MESSAGE( "%s: cannot find '%s'\n", argv0, argv[0] ); goto error; } } if (!main_exe_file) { if ((main_exe_file = CreateFileA( main_exe_name, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0)) == INVALID_HANDLE_VALUE) { MESSAGE( "%s: cannot open '%s'\n", argv0, main_exe_name ); goto error; } } /* first try Win32 format; this will fail if the file is not a PE binary */ if ((current_process.module = PE_LoadImage( main_exe_file, main_exe_name, 0 ))) { if (PE_HEADER(current_process.module)->FileHeader.Characteristics & IMAGE_FILE_DLL) ExitProcess( ERROR_BAD_EXE_FORMAT ); stack_size = PE_HEADER(current_process.module)->OptionalHeader.SizeOfStackReserve; goto found; } /* it must be 16-bit or DOS format */ NtCurrentTeb()->tibflags &= ~TEBF_WIN32; current_process.flags |= PDB32_WIN16_PROC; strcpy( win16_exe_name, main_exe_name ); main_exe_name[0] = 0; *win16_exe_file = main_exe_file; main_exe_file = 0; _EnterWin16Lock(); found: /* allocate main thread stack */ if (!THREAD_InitStack( NtCurrentTeb(), stack_size )) goto error; /* switch to the new stack */ SYSDEPS_SwitchToThreadStack( start_process ); error: ExitProcess( GetLastError() ); } /*********************************************************************** * PROCESS_InitWinelib * * Initialisation of a new Winelib process. */ void PROCESS_InitWinelib( int argc, char *argv[] ) { if (!process_init( argv )) exit(1); /* allocate main thread stack */ if (!THREAD_InitStack( NtCurrentTeb(), 0 )) ExitProcess( GetLastError() ); /* switch to the new stack */ SYSDEPS_SwitchToThreadStack( start_process ); } /*********************************************************************** * build_argv * * Build an argv array from a command-line. * The command-line is modified to insert nulls. * 'reserved' is the number of args to reserve before the first one. */ static char **build_argv( char *cmdline, int reserved ) { char **argv; int count = reserved + 1; char *p = cmdline; /* if first word is quoted store it as a single arg */ if (*cmdline == '\"') { if ((p = strchr( cmdline + 1, '\"' ))) { p++; count++; } else p = cmdline; } while (*p) { while (*p && isspace(*p)) p++; if (!*p) break; count++; while (*p && !isspace(*p)) p++; } if ((argv = malloc( count * sizeof(*argv) ))) { char **argvptr = argv + reserved; p = cmdline; if (*cmdline == '\"') { if ((p = strchr( cmdline + 1, '\"' ))) { *argvptr++ = cmdline + 1; *p++ = 0; } else p = cmdline; } while (*p) { while (*p && isspace(*p)) *p++ = 0; if (!*p) break; *argvptr++ = p; while (*p && !isspace(*p)) p++; } *argvptr = 0; } return argv; } /*********************************************************************** * build_envp * * Build the environment of a new child process. */ static char **build_envp( const char *env, const char *extra_env ) { const char *p; char **envp; int count = 0; if (extra_env) for (p = extra_env; *p; count++) p += strlen(p) + 1; for (p = env; *p; count++) p += strlen(p) + 1; count += 3; if ((envp = malloc( count * sizeof(*envp) ))) { extern char **environ; char **envptr = envp; char **unixptr = environ; /* first the extra strings */ if (extra_env) for (p = extra_env; *p; p += strlen(p) + 1) *envptr++ = (char *)p; /* then put PATH, HOME and WINEPREFIX from the unix env */ for (unixptr = environ; unixptr && *unixptr; unixptr++) if (!memcmp( *unixptr, "PATH=", 5 ) || !memcmp( *unixptr, "HOME=", 5 ) || !memcmp( *unixptr, "WINEPREFIX=", 11 )) *envptr++ = *unixptr; /* now put the Windows environment strings */ for (p = env; *p; p += strlen(p) + 1) { if (memcmp( p, "PATH=", 5 ) && memcmp( p, "HOME=", 5 ) && memcmp( p, "WINEPRELOAD=", 12 ) && memcmp( p, "WINEPREFIX=", 11 )) *envptr++ = (char *)p; } *envptr = 0; } return envp; } /*********************************************************************** * exec_wine_binary * * Locate the Wine binary to exec for a new Win32 process. */ static void exec_wine_binary( char **argv, char **envp ) { const char *path, *pos, *ptr; /* first, try for a WINELOADER environment variable */ argv[0] = getenv("WINELOADER"); if (argv[0]) execve( argv[0], argv, envp ); /* next, try bin directory */ argv[0] = BINDIR "/wine"; execve( argv[0], argv, envp ); /* now try the path of argv0 of the current binary */ if (!(argv[0] = malloc( strlen(full_argv0) + 6 ))) return; if ((ptr = strrchr( full_argv0, '/' ))) { memcpy( argv[0], full_argv0, ptr - full_argv0 ); strcpy( argv[0] + (ptr - full_argv0), "/wine" ); execve( argv[0], argv, envp ); } free( argv[0] ); /* now search in the Unix path */ if ((path = getenv( "PATH" ))) { if (!(argv[0] = malloc( strlen(path) + 6 ))) return; pos = path; for (;;) { while (*pos == ':') pos++; if (!*pos) break; if (!(ptr = strchr( pos, ':' ))) ptr = pos + strlen(pos); memcpy( argv[0], pos, ptr - pos ); strcpy( argv[0] + (ptr - pos), "/wine" ); execve( argv[0], argv, envp ); pos = ptr; } } free( argv[0] ); /* finally try the current directory */ argv[0] = "./wine"; execve( argv[0], argv, envp ); } /*********************************************************************** * fork_and_exec * * Fork and exec a new Unix process, checking for errors. */ static int fork_and_exec( const char *filename, char *cmdline, const char *env, const char *newdir ) { int fd[2]; int pid, err; char *extra_env = NULL; if (!env) { env = GetEnvironmentStringsA(); extra_env = DRIVE_BuildEnv(); } if (pipe(fd) == -1) { FILE_SetDosError(); return -1; } fcntl( fd[1], F_SETFD, 1 ); /* set close on exec */ if (!(pid = fork())) /* child */ { char **argv = build_argv( cmdline, filename ? 0 : 2 ); char **envp = build_envp( env, extra_env ); close( fd[0] ); if (newdir) chdir(newdir); if (argv && envp) { if (!filename) { argv[1] = "--"; exec_wine_binary( argv, envp ); } else execve( filename, argv, envp ); } err = errno; write( fd[1], &err, sizeof(err) ); _exit(1); } close( fd[1] ); if ((pid != -1) && (read( fd[0], &err, sizeof(err) ) > 0)) /* exec failed */ { errno = err; pid = -1; } if (pid == -1) FILE_SetDosError(); close( fd[0] ); if (extra_env) HeapFree( GetProcessHeap(), 0, extra_env ); return pid; } /*********************************************************************** * PROCESS_Create * * Create a new process. If hFile is a valid handle we have an exe * file, and we exec a new copy of wine to load it; otherwise we * simply exec the specified filename as a Unix process. */ BOOL PROCESS_Create( HANDLE hFile, LPCSTR filename, LPSTR cmd_line, LPCSTR env, LPSECURITY_ATTRIBUTES psa, LPSECURITY_ATTRIBUTES tsa, BOOL inherit, DWORD flags, LPSTARTUPINFOA startup, LPPROCESS_INFORMATION info, LPCSTR lpCurrentDirectory ) { BOOL ret; int pid; const char *unixfilename = NULL; const char *unixdir = NULL; DOS_FULL_NAME full_dir, full_name; HANDLE load_done_evt = 0; HANDLE process_info; info->hThread = info->hProcess = 0; if (lpCurrentDirectory) { if (DOSFS_GetFullName( lpCurrentDirectory, TRUE, &full_dir )) unixdir = full_dir.long_name; } else { char buf[MAX_PATH]; if (GetCurrentDirectoryA(sizeof(buf),buf)) { if (DOSFS_GetFullName( buf, TRUE, &full_dir )) unixdir = full_dir.long_name; } } /* create the process on the server side */ SERVER_START_VAR_REQ( new_process, MAX_PATH ) { req->inherit_all = inherit; req->create_flags = flags; req->start_flags = startup->dwFlags; req->exe_file = hFile; if (startup->dwFlags & STARTF_USESTDHANDLES) { req->hstdin = startup->hStdInput; req->hstdout = startup->hStdOutput; req->hstderr = startup->hStdError; } else { req->hstdin = GetStdHandle( STD_INPUT_HANDLE ); req->hstdout = GetStdHandle( STD_OUTPUT_HANDLE ); req->hstderr = GetStdHandle( STD_ERROR_HANDLE ); } req->cmd_show = startup->wShowWindow; if (!hFile) /* unix process */ { unixfilename = filename; if (DOSFS_GetFullName( filename, TRUE, &full_name )) unixfilename = full_name.long_name; lstrcpynA( server_data_ptr(req), unixfilename, MAX_PATH ); } else /* new wine process */ { if (!GetLongPathNameA( filename, server_data_ptr(req), MAX_PATH )) lstrcpynA( server_data_ptr(req), filename, MAX_PATH ); } ret = !SERVER_CALL_ERR(); process_info = req->info; } SERVER_END_VAR_REQ; if (!ret) return FALSE; /* fork and execute */ pid = fork_and_exec( unixfilename, cmd_line, env, unixdir ); /* wait for the new process info to be ready */ ret = FALSE; if ((pid != -1) && (WaitForSingleObject( process_info, 2000 ) == STATUS_WAIT_0)) { SERVER_START_REQ( get_new_process_info ) { req->info = process_info; req->pinherit = (psa && (psa->nLength >= sizeof(*psa)) && psa->bInheritHandle); req->tinherit = (tsa && (tsa->nLength >= sizeof(*tsa)) && tsa->bInheritHandle); if ((ret = !SERVER_CALL_ERR())) { info->dwProcessId = (DWORD)req->pid; info->dwThreadId = (DWORD)req->tid; info->hProcess = req->phandle; info->hThread = req->thandle; load_done_evt = req->event; } } SERVER_END_REQ; } CloseHandle( process_info ); if (!ret) goto error; /* Wait until process is initialized (or initialization failed) */ if (load_done_evt) { DWORD res; HANDLE handles[2]; handles[0] = info->hProcess; handles[1] = load_done_evt; res = WaitForMultipleObjects( 2, handles, FALSE, INFINITE ); CloseHandle( load_done_evt ); if (res == STATUS_WAIT_0) /* the process died */ { DWORD exitcode; if (GetExitCodeProcess( info->hProcess, &exitcode )) SetLastError( exitcode ); CloseHandle( info->hThread ); CloseHandle( info->hProcess ); return FALSE; } } return TRUE; error: if (load_done_evt) CloseHandle( load_done_evt ); if (info->hThread) CloseHandle( info->hThread ); if (info->hProcess) CloseHandle( info->hProcess ); return FALSE; } /*********************************************************************** * ExitProcess (KERNEL32.@) */ void WINAPI ExitProcess( DWORD status ) { MODULE_DllProcessDetach( TRUE, (LPVOID)1 ); SERVER_START_REQ( terminate_process ) { /* send the exit code to the server */ req->handle = GetCurrentProcess(); req->exit_code = status; SERVER_CALL(); } SERVER_END_REQ; exit( status ); } /*********************************************************************** * ExitProcess16 (KERNEL.466) */ void WINAPI ExitProcess16( WORD status ) { DWORD count; ReleaseThunkLock( &count ); ExitProcess( status ); } /****************************************************************************** * TerminateProcess (KERNEL32.684) */ BOOL WINAPI TerminateProcess( HANDLE handle, DWORD exit_code ) { NTSTATUS status = NtTerminateProcess( handle, exit_code ); if (status) SetLastError( RtlNtStatusToDosError(status) ); return !status; } /*********************************************************************** * GetProcessDword (KERNEL32.18) (KERNEL.485) * 'Of course you cannot directly access Windows internal structures' */ DWORD WINAPI GetProcessDword( DWORD dwProcessID, INT offset ) { DWORD x, y; TRACE_(win32)("(%ld, %d)\n", dwProcessID, offset ); if (dwProcessID && dwProcessID != GetCurrentProcessId()) { ERR("%d: process %lx not accessible\n", offset, dwProcessID); return 0; } switch ( offset ) { case GPD_APP_COMPAT_FLAGS: return GetAppCompatFlags16(0); case GPD_LOAD_DONE_EVENT: return current_process.load_done_evt; case GPD_HINSTANCE16: return GetTaskDS16(); case GPD_WINDOWS_VERSION: return GetExeVersion16(); case GPD_THDB: return (DWORD)NtCurrentTeb() - 0x10 /* FIXME */; case GPD_PDB: return (DWORD)¤t_process; case GPD_STARTF_SHELLDATA: /* return stdoutput handle from startupinfo ??? */ return current_startupinfo.hStdOutput; case GPD_STARTF_HOTKEY: /* return stdinput handle from startupinfo ??? */ return current_startupinfo.hStdInput; case GPD_STARTF_SHOWWINDOW: return current_startupinfo.wShowWindow; case GPD_STARTF_SIZE: x = current_startupinfo.dwXSize; if ( (INT)x == CW_USEDEFAULT ) x = CW_USEDEFAULT16; y = current_startupinfo.dwYSize; if ( (INT)y == CW_USEDEFAULT ) y = CW_USEDEFAULT16; return MAKELONG( x, y ); case GPD_STARTF_POSITION: x = current_startupinfo.dwX; if ( (INT)x == CW_USEDEFAULT ) x = CW_USEDEFAULT16; y = current_startupinfo.dwY; if ( (INT)y == CW_USEDEFAULT ) y = CW_USEDEFAULT16; return MAKELONG( x, y ); case GPD_STARTF_FLAGS: return current_startupinfo.dwFlags; case GPD_PARENT: return 0; case GPD_FLAGS: return current_process.flags; case GPD_USERDATA: return current_process.process_dword; default: ERR_(win32)("Unknown offset %d\n", offset ); return 0; } } /*********************************************************************** * SetProcessDword (KERNEL.484) * 'Of course you cannot directly access Windows internal structures' */ void WINAPI SetProcessDword( DWORD dwProcessID, INT offset, DWORD value ) { TRACE_(win32)("(%ld, %d)\n", dwProcessID, offset ); if (dwProcessID && dwProcessID != GetCurrentProcessId()) { ERR("%d: process %lx not accessible\n", offset, dwProcessID); return; } switch ( offset ) { case GPD_APP_COMPAT_FLAGS: case GPD_LOAD_DONE_EVENT: case GPD_HINSTANCE16: case GPD_WINDOWS_VERSION: case GPD_THDB: case GPD_PDB: case GPD_STARTF_SHELLDATA: case GPD_STARTF_HOTKEY: case GPD_STARTF_SHOWWINDOW: case GPD_STARTF_SIZE: case GPD_STARTF_POSITION: case GPD_STARTF_FLAGS: case GPD_PARENT: case GPD_FLAGS: ERR_(win32)("Not allowed to modify offset %d\n", offset ); break; case GPD_USERDATA: current_process.process_dword = value; break; default: ERR_(win32)("Unknown offset %d\n", offset ); break; } } /********************************************************************* * OpenProcess (KERNEL32.543) */ HANDLE WINAPI OpenProcess( DWORD access, BOOL inherit, DWORD id ) { HANDLE ret = 0; SERVER_START_REQ( open_process ) { req->pid = (void *)id; req->access = access; req->inherit = inherit; if (!SERVER_CALL_ERR()) ret = req->handle; } SERVER_END_REQ; return ret; } /********************************************************************* * MapProcessHandle (KERNEL.483) */ DWORD WINAPI MapProcessHandle( HANDLE handle ) { DWORD ret = 0; SERVER_START_REQ( get_process_info ) { req->handle = handle; if (!SERVER_CALL_ERR()) ret = (DWORD)req->pid; } SERVER_END_REQ; return ret; } /*********************************************************************** * SetPriorityClass (KERNEL32.@) */ BOOL WINAPI SetPriorityClass( HANDLE hprocess, DWORD priorityclass ) { BOOL ret; SERVER_START_REQ( set_process_info ) { req->handle = hprocess; req->priority = priorityclass; req->mask = SET_PROCESS_INFO_PRIORITY; ret = !SERVER_CALL_ERR(); } SERVER_END_REQ; return ret; } /*********************************************************************** * GetPriorityClass (KERNEL32.@) */ DWORD WINAPI GetPriorityClass(HANDLE hprocess) { DWORD ret = 0; SERVER_START_REQ( get_process_info ) { req->handle = hprocess; if (!SERVER_CALL_ERR()) ret = req->priority; } SERVER_END_REQ; return ret; } /*********************************************************************** * SetProcessAffinityMask (KERNEL32.@) */ BOOL WINAPI SetProcessAffinityMask( HANDLE hProcess, DWORD affmask ) { BOOL ret; SERVER_START_REQ( set_process_info ) { req->handle = hProcess; req->affinity = affmask; req->mask = SET_PROCESS_INFO_AFFINITY; ret = !SERVER_CALL_ERR(); } SERVER_END_REQ; return ret; } /********************************************************************** * GetProcessAffinityMask (KERNEL32.373) */ BOOL WINAPI GetProcessAffinityMask( HANDLE hProcess, LPDWORD lpProcessAffinityMask, LPDWORD lpSystemAffinityMask ) { BOOL ret = FALSE; SERVER_START_REQ( get_process_info ) { req->handle = hProcess; if (!SERVER_CALL_ERR()) { if (lpProcessAffinityMask) *lpProcessAffinityMask = req->process_affinity; if (lpSystemAffinityMask) *lpSystemAffinityMask = req->system_affinity; ret = TRUE; } } SERVER_END_REQ; return ret; } /*********************************************************************** * GetProcessVersion (KERNEL32.@) */ DWORD WINAPI GetProcessVersion( DWORD processid ) { IMAGE_NT_HEADERS *nt; if (processid && processid != GetCurrentProcessId()) { FIXME("should use ReadProcessMemory\n"); return 0; } if ((nt = RtlImageNtHeader( current_process.module ))) return ((nt->OptionalHeader.MajorSubsystemVersion << 16) | nt->OptionalHeader.MinorSubsystemVersion); return 0; } /*********************************************************************** * GetProcessFlags (KERNEL32.@) */ DWORD WINAPI GetProcessFlags( DWORD processid ) { if (processid && processid != GetCurrentProcessId()) return 0; return current_process.flags; } /*********************************************************************** * SetProcessWorkingSetSize [KERNEL32.662] * Sets the min/max working set sizes for a specified process. * * PARAMS * hProcess [I] Handle to the process of interest * minset [I] Specifies minimum working set size * maxset [I] Specifies maximum working set size * * RETURNS STD */ BOOL WINAPI SetProcessWorkingSetSize(HANDLE hProcess,DWORD minset, DWORD maxset) { FIXME("(0x%08x,%ld,%ld): stub - harmless\n",hProcess,minset,maxset); if(( minset == (DWORD)-1) && (maxset == (DWORD)-1)) { /* Trim the working set to zero */ /* Swap the process out of physical RAM */ } return TRUE; } /*********************************************************************** * GetProcessWorkingSetSize (KERNEL32.@) */ BOOL WINAPI GetProcessWorkingSetSize(HANDLE hProcess,LPDWORD minset, LPDWORD maxset) { FIXME("(0x%08x,%p,%p): stub\n",hProcess,minset,maxset); /* 32 MB working set size */ if (minset) *minset = 32*1024*1024; if (maxset) *maxset = 32*1024*1024; return TRUE; } /*********************************************************************** * SetProcessShutdownParameters (KERNEL32.@) * * CHANGED - James Sutherland (JamesSutherland@gmx.de) * Now tracks changes made (but does not act on these changes) */ static DWORD shutdown_flags = 0; static DWORD shutdown_priority = 0x280; BOOL WINAPI SetProcessShutdownParameters(DWORD level, DWORD flags) { FIXME("(%08lx, %08lx): partial stub.\n", level, flags); shutdown_flags = flags; shutdown_priority = level; return TRUE; } /*********************************************************************** * GetProcessShutdownParameters (KERNEL32.@) * */ BOOL WINAPI GetProcessShutdownParameters( LPDWORD lpdwLevel, LPDWORD lpdwFlags ) { *lpdwLevel = shutdown_priority; *lpdwFlags = shutdown_flags; return TRUE; } /*********************************************************************** * SetProcessPriorityBoost (KERNEL32.@) */ BOOL WINAPI SetProcessPriorityBoost(HANDLE hprocess,BOOL disableboost) { FIXME("(%d,%d): stub\n",hprocess,disableboost); /* Say we can do it. I doubt the program will notice that we don't. */ return TRUE; } /*********************************************************************** * ReadProcessMemory (KERNEL32.@) * ReadProcessMemory (WIN32S16.6) */ BOOL WINAPI ReadProcessMemory( HANDLE process, LPCVOID addr, LPVOID buffer, DWORD size, LPDWORD bytes_read ) { unsigned int offset = (unsigned int)addr % sizeof(int); unsigned int pos = 0, len, max; int res; if (bytes_read) *bytes_read = size; /* first time, read total length to check for permissions */ len = (size + offset + sizeof(int) - 1) / sizeof(int); max = min( REQUEST_MAX_VAR_SIZE, len * sizeof(int) ); for (;;) { SERVER_START_VAR_REQ( read_process_memory, max ) { req->handle = process; req->addr = (char *)addr + pos - offset; req->len = len; if (!(res = SERVER_CALL_ERR())) { size_t result = server_data_size( req ); if (result > size + offset) result = size + offset; memcpy( (char *)buffer + pos, server_data_ptr(req) + offset, result - offset ); size -= result - offset; pos += result - offset; } } SERVER_END_VAR_REQ; if (res) { if (bytes_read) *bytes_read = 0; return FALSE; } if (!size) return TRUE; max = min( REQUEST_MAX_VAR_SIZE, size ); len = (max + sizeof(int) - 1) / sizeof(int); offset = 0; } } /*********************************************************************** * WriteProcessMemory (KERNEL32.@) */ BOOL WINAPI WriteProcessMemory( HANDLE process, LPVOID addr, LPVOID buffer, DWORD size, LPDWORD bytes_written ) { unsigned int first_offset, last_offset; unsigned int pos = 0, len, max, first_mask, last_mask; int res; if (!size) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if (bytes_written) *bytes_written = size; /* compute the mask for the first int */ first_mask = ~0; first_offset = (unsigned int)addr % sizeof(int); memset( &first_mask, 0, first_offset ); /* compute the mask for the last int */ last_offset = (size + first_offset) % sizeof(int); last_mask = 0; memset( &last_mask, 0xff, last_offset ? last_offset : sizeof(int) ); /* for the first request, use the total length */ len = (size + first_offset + sizeof(int) - 1) / sizeof(int); max = min( REQUEST_MAX_VAR_SIZE, len * sizeof(int) ); for (;;) { SERVER_START_VAR_REQ( write_process_memory, max ) { req->handle = process; req->addr = (char *)addr - first_offset + pos; req->len = len; req->first_mask = (!pos) ? first_mask : ~0; if (size + first_offset <= max) /* last round */ { req->last_mask = last_mask; max = size + first_offset; } else req->last_mask = ~0; memcpy( (char *)server_data_ptr(req) + first_offset, (char *)buffer + pos, max - first_offset ); if (!(res = SERVER_CALL_ERR())) { pos += max - first_offset; size -= max - first_offset; } } SERVER_END_VAR_REQ; if (res) { if (bytes_written) *bytes_written = 0; return FALSE; } if (!size) return TRUE; first_offset = 0; len = min( size + sizeof(int) - 1, REQUEST_MAX_VAR_SIZE ) / sizeof(int); max = len * sizeof(int); } } /*********************************************************************** * RegisterServiceProcess (KERNEL.491) * RegisterServiceProcess (KERNEL32.@) * * A service process calls this function to ensure that it continues to run * even after a user logged off. */ DWORD WINAPI RegisterServiceProcess(DWORD dwProcessId, DWORD dwType) { /* I don't think that Wine needs to do anything in that function */ return 1; /* success */ } /*********************************************************************** * GetExitCodeProcess [KERNEL32.325] * * Gets termination status of specified process * * RETURNS * Success: TRUE * Failure: FALSE */ BOOL WINAPI GetExitCodeProcess( HANDLE hProcess, /* [in] handle to the process */ LPDWORD lpExitCode) /* [out] address to receive termination status */ { BOOL ret; SERVER_START_REQ( get_process_info ) { req->handle = hProcess; ret = !SERVER_CALL_ERR(); if (ret && lpExitCode) *lpExitCode = req->exit_code; } SERVER_END_REQ; return ret; } /*********************************************************************** * SetErrorMode (KERNEL32.@) */ UINT WINAPI SetErrorMode( UINT mode ) { UINT old = current_process.error_mode; current_process.error_mode = mode; return old; } /************************************************************************** * SetFileApisToOEM (KERNEL32.@) */ VOID WINAPI SetFileApisToOEM(void) { current_process.flags |= PDB32_FILE_APIS_OEM; } /************************************************************************** * SetFileApisToANSI (KERNEL32.@) */ VOID WINAPI SetFileApisToANSI(void) { current_process.flags &= ~PDB32_FILE_APIS_OEM; } /****************************************************************************** * AreFileApisANSI [KERNEL32.@] Determines if file functions are using ANSI * * RETURNS * TRUE: Set of file functions is using ANSI code page * FALSE: Set of file functions is using OEM code page */ BOOL WINAPI AreFileApisANSI(void) { return !(current_process.flags & PDB32_FILE_APIS_OEM); } /********************************************************************** * TlsAlloc [KERNEL32.@] Allocates a TLS index. * * Allocates a thread local storage index * * RETURNS * Success: TLS Index * Failure: 0xFFFFFFFF */ DWORD WINAPI TlsAlloc( void ) { DWORD i, mask, ret = 0; DWORD *bits = current_process.tls_bits; RtlAcquirePebLock(); if (*bits == 0xffffffff) { bits++; ret = 32; if (*bits == 0xffffffff) { RtlReleasePebLock(); SetLastError( ERROR_NO_MORE_ITEMS ); return 0xffffffff; } } for (i = 0, mask = 1; i < 32; i++, mask <<= 1) if (!(*bits & mask)) break; *bits |= mask; RtlReleasePebLock(); return ret + i; } /********************************************************************** * TlsFree [KERNEL32.@] Releases a TLS index. * * Releases a thread local storage index, making it available for reuse * * RETURNS * Success: TRUE * Failure: FALSE */ BOOL WINAPI TlsFree( DWORD index) /* [in] TLS Index to free */ { DWORD mask = (1 << (index & 31)); DWORD *bits = current_process.tls_bits; if (index >= 64) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if (index >= 32) bits++; RtlAcquirePebLock(); if (!(*bits & mask)) /* already free? */ { RtlReleasePebLock(); SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } *bits &= ~mask; NtCurrentTeb()->tls_array[index] = 0; /* FIXME: should zero all other thread values */ RtlReleasePebLock(); return TRUE; } /********************************************************************** * TlsGetValue [KERNEL32.@] Gets value in a thread's TLS slot * * RETURNS * Success: Value stored in calling thread's TLS slot for index * Failure: 0 and GetLastError returns NO_ERROR */ LPVOID WINAPI TlsGetValue( DWORD index) /* [in] TLS index to retrieve value for */ { if (index >= 64) { SetLastError( ERROR_INVALID_PARAMETER ); return NULL; } SetLastError( ERROR_SUCCESS ); return NtCurrentTeb()->tls_array[index]; } /********************************************************************** * TlsSetValue [KERNEL32.@] Stores a value in the thread's TLS slot. * * RETURNS * Success: TRUE * Failure: FALSE */ BOOL WINAPI TlsSetValue( DWORD index, /* [in] TLS index to set value for */ LPVOID value) /* [in] Value to be stored */ { if (index >= 64) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } NtCurrentTeb()->tls_array[index] = value; return TRUE; } /*********************************************************************** * GetCurrentProcess (KERNEL32.@) */ #undef GetCurrentProcess HANDLE WINAPI GetCurrentProcess(void) { return 0xffffffff; }