/* * Win32 processes * * Copyright 1996, 1998 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "config.h" #include "wine/port.h" #include #include #include #include #include #include #include #include #include #ifdef HAVE_UNISTD_H # include #endif #include "wine/winbase16.h" #include "wine/winuser16.h" #include "wine/exception.h" #include "wine/library.h" #include "drive.h" #include "module.h" #include "file.h" #include "heap.h" #include "thread.h" #include "winerror.h" #include "wincon.h" #include "wine/server.h" #include "options.h" #include "wine/debug.h" #include "../kernel/kernel_private.h" WINE_DEFAULT_DEBUG_CHANNEL(process); WINE_DECLARE_DEBUG_CHANNEL(server); WINE_DECLARE_DEBUG_CHANNEL(relay); WINE_DECLARE_DEBUG_CHANNEL(snoop); WINE_DECLARE_DEBUG_CHANNEL(win32); /* Win32 process database */ typedef struct _PDB { LONG header[2]; /* 00 Kernel object header */ HMODULE module; /* 08 Main exe module (NT) */ PPEB_LDR_DATA LdrData; /* 0c Pointer to loader information */ RTL_USER_PROCESS_PARAMETERS *ProcessParameters; /* 10 Process parameters */ 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; static RTL_USER_PROCESS_PARAMETERS process_pmts; static PEB_LDR_DATA process_ldr; static char main_exe_name[MAX_PATH]; static char *main_exe_name_ptr = main_exe_name; static HANDLE main_exe_file; static unsigned int server_startticks; int main_create_flags = 0; /* scheduler/pthread.c */ extern void PTHREAD_init_done(void); /* dlls/ntdll/env.c */ extern BOOL init_user_process_pmts( size_t, char*, size_t ); extern BOOL build_command_line( char **argv ); extern void RELAY_InitDebugLists(void); extern void SHELL_LoadRegistry(void); extern void VERSION_Init( const char *appname ); /*********************************************************************** * get_basename */ inline static const char *get_basename( const char *name ) { char *p; if ((p = strrchr( name, '/' ))) name = p + 1; if ((p = strrchr( name, '\\' ))) name = p + 1; return name; } /*********************************************************************** * open_builtin_exe_file * * Open an exe file for a builtin exe. */ static void *open_builtin_exe_file( const char *name, char *error, int error_size, int test_only, int *file_exists ) { char exename[MAX_PATH], *p; const char *basename = get_basename(name); if (strlen(basename) >= sizeof(exename)) return NULL; strcpy( exename, basename ); for (p = exename; *p; p++) *p = FILE_tolower(*p); return wine_dll_load_main_exe( exename, error, error_size, test_only, file_exists ); } /*********************************************************************** * open_exe_file * * Open a specific exe file, taking load order into account. * Returns the file handle or 0 for a builtin exe. */ static HANDLE open_exe_file( const char *name ) { enum loadorder_type loadorder[LOADORDER_NTYPES]; char buffer[MAX_PATH]; HANDLE handle; int i, file_exists; TRACE("looking for %s\n", debugstr_a(name) ); if ((handle = CreateFileA( name, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 )) == INVALID_HANDLE_VALUE) { /* file doesn't exist, check for builtin */ if (!FILE_contains_path( name )) goto error; if (!MODULE_GetBuiltinPath( name, "", buffer, sizeof(buffer) )) goto error; name = buffer; } MODULE_GetLoadOrder( loadorder, name, TRUE ); for(i = 0; i < LOADORDER_NTYPES; i++) { if (loadorder[i] == LOADORDER_INVALID) break; switch(loadorder[i]) { case LOADORDER_DLL: TRACE( "Trying native exe %s\n", debugstr_a(name) ); if (handle != INVALID_HANDLE_VALUE) return handle; break; case LOADORDER_BI: TRACE( "Trying built-in exe %s\n", debugstr_a(name) ); open_builtin_exe_file( name, NULL, 0, 1, &file_exists ); if (file_exists) { if (handle != INVALID_HANDLE_VALUE) CloseHandle(handle); return 0; } default: break; } } if (handle != INVALID_HANDLE_VALUE) CloseHandle(handle); error: SetLastError( ERROR_FILE_NOT_FOUND ); return INVALID_HANDLE_VALUE; } /*********************************************************************** * find_exe_file * * Open an exe file, and return the full name and file handle. * Returns FALSE if file could not be found. * If file exists but cannot be opened, returns TRUE and set handle to INVALID_HANDLE_VALUE. * If file is a builtin exe, returns TRUE and sets handle to 0. */ static BOOL find_exe_file( const char *name, char *buffer, int buflen, HANDLE *handle ) { enum loadorder_type loadorder[LOADORDER_NTYPES]; int i, file_exists; TRACE("looking for %s\n", debugstr_a(name) ); if (!SearchPathA( NULL, name, ".exe", buflen, buffer, NULL ) && !MODULE_GetBuiltinPath( name, ".exe", buffer, buflen )) { /* no builtin found, try native without extension in case it is a Unix app */ if (SearchPathA( NULL, name, NULL, buflen, buffer, NULL )) { TRACE( "Trying native/Unix binary %s\n", debugstr_a(buffer) ); if ((*handle = CreateFileA( buffer, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 )) != INVALID_HANDLE_VALUE) return TRUE; } return FALSE; } MODULE_GetLoadOrder( loadorder, buffer, TRUE ); for(i = 0; i < LOADORDER_NTYPES; i++) { if (loadorder[i] == LOADORDER_INVALID) break; switch(loadorder[i]) { case LOADORDER_DLL: TRACE( "Trying native exe %s\n", debugstr_a(buffer) ); if ((*handle = CreateFileA( buffer, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 )) != INVALID_HANDLE_VALUE) return TRUE; if (GetLastError() != ERROR_FILE_NOT_FOUND) return TRUE; break; case LOADORDER_BI: TRACE( "Trying built-in exe %s\n", debugstr_a(buffer) ); open_builtin_exe_file( buffer, NULL, 0, 1, &file_exists ); if (file_exists) { *handle = 0; return TRUE; } break; default: break; } } SetLastError( ERROR_FILE_NOT_FOUND ); return FALSE; } /*********************************************************************** * process_init * * Main process initialisation code */ static BOOL process_init( char *argv[] ) { BOOL ret; size_t info_size = 0; setbuf(stdout,NULL); setbuf(stderr,NULL); setlocale(LC_CTYPE,""); /* store the program name */ argv0 = argv[0]; /* Fill the initial process structure */ current_process.threads = 1; current_process.running_threads = 1; current_process.ring0_threads = 1; current_process.group = ¤t_process; current_process.priority = 8; /* Normal */ current_process.ProcessParameters = &process_pmts; current_process.LdrData = &process_ldr; InitializeListHead(&process_ldr.InLoadOrderModuleList); InitializeListHead(&process_ldr.InMemoryOrderModuleList); InitializeListHead(&process_ldr.InInitializationOrderModuleList); /* Setup the server connection */ CLIENT_InitServer(); /* Retrieve startup info from the server */ SERVER_START_REQ( init_process ) { req->ldt_copy = &wine_ldt_copy; if ((ret = !wine_server_call_err( req ))) { main_exe_file = reply->exe_file; main_create_flags = reply->create_flags; info_size = reply->info_size; server_startticks = reply->server_start; process_pmts.hStdInput = reply->hstdin; process_pmts.hStdOutput = reply->hstdout; process_pmts.hStdError = reply->hstderr; } } SERVER_END_REQ; if (!ret) return FALSE; /* Create the process heap */ current_process.heap = HeapCreate( HEAP_GROWABLE, 0, 0 ); if (info_size == 0) { /* This is wine specific: we have no parent (we're started from unix) * so, create a simple console with bare handles to unix stdio * input & output streams (aka simple console) */ wine_server_fd_to_handle( 0, GENERIC_READ|SYNCHRONIZE, TRUE, &process_pmts.hStdInput ); wine_server_fd_to_handle( 1, GENERIC_WRITE|SYNCHRONIZE, TRUE, &process_pmts.hStdOutput ); wine_server_fd_to_handle( 1, GENERIC_WRITE|SYNCHRONIZE, TRUE, &process_pmts.hStdError ); } else { if (!process_pmts.hStdInput) process_pmts.hStdInput = INVALID_HANDLE_VALUE; else if (VerifyConsoleIoHandle(console_handle_map(process_pmts.hStdInput))) process_pmts.hStdInput = console_handle_map(process_pmts.hStdInput); if (!process_pmts.hStdOutput) process_pmts.hStdOutput = INVALID_HANDLE_VALUE; else if (VerifyConsoleIoHandle(console_handle_map(process_pmts.hStdOutput))) process_pmts.hStdOutput = console_handle_map(process_pmts.hStdOutput); if (!process_pmts.hStdError) process_pmts.hStdError = INVALID_HANDLE_VALUE; else if (VerifyConsoleIoHandle(console_handle_map(process_pmts.hStdError))) process_pmts.hStdError = console_handle_map(process_pmts.hStdError); } /* Now we can use the pthreads routines */ PTHREAD_init_done(); /* Copy the parent environment */ if (!init_user_process_pmts( info_size, main_exe_name, sizeof(main_exe_name) )) return FALSE; /* Parse command line arguments */ OPTIONS_ParseOptions( !info_size ? argv : NULL ); /* */ process_pmts.CurrentDirectoryName.Length = 3 * sizeof(WCHAR); process_pmts.CurrentDirectoryName.MaximumLength = RtlGetLongestNtPathLength() * sizeof(WCHAR); process_pmts.CurrentDirectoryName.Buffer = RtlAllocateHeap( GetProcessHeap(), 0, process_pmts.CurrentDirectoryName.MaximumLength); process_pmts.CurrentDirectoryName.Buffer[0] = 'C'; process_pmts.CurrentDirectoryName.Buffer[1] = ':'; process_pmts.CurrentDirectoryName.Buffer[2] = '\\'; process_pmts.CurrentDirectoryName.Buffer[3] = '\0'; /* */ /* initialise DOS drives */ if (!DRIVE_Init()) return FALSE; /* initialise DOS directories */ if (!DIR_Init()) return FALSE; /* registry initialisation */ SHELL_LoadRegistry(); /* global boot finished, the rest is process-local */ CLIENT_BootDone( TRACE_ON(server) ); if (TRACE_ON(relay) || TRACE_ON(snoop)) RELAY_InitDebugLists(); return TRUE; } /*********************************************************************** * start_process * * Startup routine of a new process. Runs on the new process stack. */ static void start_process( void *arg ) { __TRY { LPTHREAD_START_ROUTINE entry; HANDLE main_file = main_exe_file; IMAGE_NT_HEADERS *nt; PEB *peb = NtCurrentTeb()->Peb; if (main_file) { UINT drive_type = GetDriveTypeA( main_exe_name ); /* don't keep the file handle open on removable media */ if (drive_type == DRIVE_REMOVABLE || drive_type == DRIVE_CDROM) main_file = 0; } /* Retrieve entry point address */ nt = RtlImageNtHeader( peb->ImageBaseAddress ); entry = (LPTHREAD_START_ROUTINE)((char*)peb->ImageBaseAddress + nt->OptionalHeader.AddressOfEntryPoint); /* 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. * We do need the handlers in place by the time the request is over, so * we set them up here. If we segfault between here and the server call * something is very wrong... */ if (!SIGNAL_Init()) goto error; /* Signal the parent process to continue */ SERVER_START_REQ( init_process_done ) { req->module = peb->ImageBaseAddress; req->module_size = nt->OptionalHeader.SizeOfImage; req->entry = entry; /* API requires a double indirection */ req->name = &main_exe_name_ptr; req->exe_file = main_file; req->gui = (nt->OptionalHeader.Subsystem != IMAGE_SUBSYSTEM_WINDOWS_CUI); wine_server_add_data( req, main_exe_name, strlen(main_exe_name) ); wine_server_call( req ); peb->BeingDebugged = reply->debugged; } SERVER_END_REQ; /* create the main modref and load dependencies */ if (!PE_CreateModule( peb->ImageBaseAddress, main_exe_name, 0, 0, FALSE )) goto error; if (main_exe_file) CloseHandle( main_exe_file ); /* we no longer need it */ MODULE_DllProcessAttach( NULL, (LPVOID)1 ); if (TRACE_ON(relay)) DPRINTF( "%04lx:Starting process %s (entryproc=%p)\n", GetCurrentThreadId(), main_exe_name, entry ); if (peb->BeingDebugged) DbgBreakPoint(); SetLastError(0); /* clear error code */ ExitThread( entry( NtCurrentTeb()->Peb ) ); error: ExitProcess( GetLastError() ); } __EXCEPT(UnhandledExceptionFilter) { TerminateThread( GetCurrentThread(), GetExceptionCode() ); } __ENDTRY } /*********************************************************************** * __wine_process_init * * Wine initialisation: load and start the main exe file. */ void __wine_process_init( int argc, char *argv[] ) { char error[1024], *p; DWORD stack_size = 0; int file_exists; /* Initialize everything */ if (!process_init( argv )) exit(1); argv++; /* remove argv[0] (wine itself) */ TRACE( "starting process name=%s file=%p argv[0]=%s\n", debugstr_a(main_exe_name), main_exe_file, debugstr_a(argv[0]) ); if (!main_exe_name[0]) { if (!argv[0]) OPTIONS_Usage(); if (!find_exe_file( argv[0], main_exe_name, sizeof(main_exe_name), &main_exe_file )) { MESSAGE( "%s: cannot find '%s'\n", argv0, argv[0] ); ExitProcess(1); } if (main_exe_file == INVALID_HANDLE_VALUE) { MESSAGE( "%s: cannot open '%s'\n", argv0, main_exe_name ); ExitProcess(1); } } if (!main_exe_file) /* no file handle -> Winelib app */ { TRACE( "starting Winelib app %s\n", debugstr_a(main_exe_name) ); if (open_builtin_exe_file( main_exe_name, error, sizeof(error), 0, &file_exists )) goto found; MESSAGE( "%s: cannot open builtin library for '%s': %s\n", argv0, main_exe_name, error ); ExitProcess(1); } VERSION_Init( main_exe_name ); switch( MODULE_GetBinaryType( main_exe_file )) { case BINARY_PE_EXE: TRACE( "starting Win32 binary %s\n", debugstr_a(main_exe_name) ); if ((current_process.module = PE_LoadImage( main_exe_file, main_exe_name, 0 ))) goto found; MESSAGE( "%s: could not load '%s' as Win32 binary\n", argv0, main_exe_name ); ExitProcess(1); case BINARY_PE_DLL: MESSAGE( "%s: '%s' is a DLL, not an executable\n", argv0, main_exe_name ); ExitProcess(1); case BINARY_UNKNOWN: /* check for .com extension */ if (!(p = strrchr( main_exe_name, '.' )) || FILE_strcasecmp( p, ".com" )) { MESSAGE( "%s: cannot determine executable type for '%s'\n", argv0, main_exe_name ); ExitProcess(1); } /* fall through */ case BINARY_WIN16: case BINARY_DOS: TRACE( "starting Win16/DOS binary %s\n", debugstr_a(main_exe_name) ); CloseHandle( main_exe_file ); main_exe_file = 0; argv--; argv[0] = "winevdm.exe"; if (open_builtin_exe_file( "winevdm.exe", error, sizeof(error), 0, &file_exists )) goto found; MESSAGE( "%s: trying to run '%s', cannot open builtin library for 'winevdm.exe': %s\n", argv0, main_exe_name, error ); ExitProcess(1); case BINARY_OS216: MESSAGE( "%s: '%s' is an OS/2 binary, not supported\n", argv0, main_exe_name ); ExitProcess(1); case BINARY_UNIX_EXE: MESSAGE( "%s: '%s' is a Unix binary, not supported\n", argv0, main_exe_name ); ExitProcess(1); case BINARY_UNIX_LIB: { DOS_FULL_NAME full_name; const char *name = main_exe_name; UNICODE_STRING nameW; TRACE( "starting Winelib app %s\n", debugstr_a(main_exe_name) ); RtlCreateUnicodeStringFromAsciiz(&nameW, name); if (DOSFS_GetFullName( nameW.Buffer, TRUE, &full_name )) name = full_name.long_name; RtlFreeUnicodeString(&nameW); CloseHandle( main_exe_file ); main_exe_file = 0; if (wine_dlopen( name, RTLD_NOW, error, sizeof(error) )) { if ((p = strrchr( main_exe_name, '.' )) && !strcmp( p, ".so" )) *p = 0; goto found; } MESSAGE( "%s: could not load '%s': %s\n", argv0, main_exe_name, error ); ExitProcess(1); } } found: /* build command line */ if (!build_command_line( argv )) goto error; /* create 32-bit module for main exe */ if (!(current_process.module = BUILTIN32_LoadExeModule( current_process.module ))) goto error; stack_size = RtlImageNtHeader(current_process.module)->OptionalHeader.SizeOfStackReserve; /* allocate main thread stack */ if (!THREAD_InitStack( NtCurrentTeb(), stack_size )) goto error; /* switch to the new stack */ SYSDEPS_SwitchToThreadStack( start_process, NULL ); error: ExitProcess( GetLastError() ); } /*********************************************************************** * 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 ) { int argc; char** argv; char *arg,*s,*d; int in_quotes,bcount; argc=reserved+1; bcount=0; in_quotes=0; s=cmdline; while (1) { if (*s=='\0' || ((*s==' ' || *s=='\t') && !in_quotes)) { /* space */ argc++; /* skip the remaining spaces */ while (*s==' ' || *s=='\t') { s++; } if (*s=='\0') break; bcount=0; continue; } else if (*s=='\\') { /* '\', count them */ bcount++; } else if ((*s=='"') && ((bcount & 1)==0)) { /* unescaped '"' */ in_quotes=!in_quotes; bcount=0; } else { /* a regular character */ bcount=0; } s++; } argv=malloc(argc*sizeof(*argv)); if (!argv) return NULL; arg=d=s=cmdline; bcount=0; in_quotes=0; argc=reserved; while (*s) { if ((*s==' ' || *s=='\t') && !in_quotes) { /* Close the argument and copy it */ *d=0; argv[argc++]=arg; /* skip the remaining spaces */ do { s++; } while (*s==' ' || *s=='\t'); /* Start with a new argument */ arg=d=s; bcount=0; } else if (*s=='\\') { /* '\\' */ *d++=*s++; bcount++; } else if (*s=='"') { /* '"' */ if ((bcount & 1)==0) { /* Preceeded by an even number of '\', this is half that * number of '\', plus a '"' which we discard. */ d-=bcount/2; s++; in_quotes=!in_quotes; } else { /* Preceeded by an odd number of '\', this is half that * number of '\' followed by a '"' */ d=d-bcount/2-1; *d++='"'; s++; } bcount=0; } else { /* a regular character */ *d++=*s++; bcount=0; } } if (*arg) { *d='\0'; argv[argc++]=arg; } argv[argc]=NULL; 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 )) /* store PATH as WINEPATH */ { char *winepath = malloc( strlen(p) + 5 ); strcpy( winepath, "WINE" ); strcpy( winepath + 4, p ); *envptr++ = winepath; } else if (memcmp( p, "HOME=", 5 ) && memcmp( p, "WINEPATH=", 9 ) && 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] ); } /*********************************************************************** * fork_and_exec * * Fork and exec a new Unix binary, 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; if (!env) env = GetEnvironmentStringsA(); 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, 0 ); char **envp = build_envp( env, NULL ); close( fd[0] ); /* Reset signals that we previously set to SIG_IGN */ signal( SIGPIPE, SIG_DFL ); signal( SIGCHLD, SIG_DFL ); if (newdir) chdir(newdir); if (argv && envp) 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] ); return pid; } /*********************************************************************** * create_process * * Create a new process. If hFile is a valid handle we have an exe * file, otherwise it is a Winelib app. */ static BOOL create_process( 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 unixdir ) { BOOL ret, success = FALSE; HANDLE process_info; startup_info_t startup_info; char *extra_env = NULL; int startfd[2]; int execfd[2]; pid_t pid; int err; char dummy = 0; if (!env) { env = GetEnvironmentStringsA(); extra_env = DRIVE_BuildEnv(); } /* create the synchronization pipes */ if (pipe( startfd ) == -1) { FILE_SetDosError(); return FALSE; } if (pipe( execfd ) == -1) { close( startfd[0] ); close( startfd[1] ); FILE_SetDosError(); return FALSE; } fcntl( execfd[1], F_SETFD, 1 ); /* set close on exec */ /* create the child process */ if (!(pid = fork())) /* child */ { char **argv = build_argv( cmd_line, 1 ); char **envp = build_envp( env, extra_env ); close( startfd[1] ); close( execfd[0] ); /* wait for parent to tell us to start */ if (read( startfd[0], &dummy, 1 ) != 1) _exit(1); close( startfd[0] ); /* Reset signals that we previously set to SIG_IGN */ signal( SIGPIPE, SIG_DFL ); signal( SIGCHLD, SIG_DFL ); if (unixdir) chdir(unixdir); if (argv && envp) exec_wine_binary( argv, envp ); err = errno; write( execfd[1], &err, sizeof(err) ); _exit(1); } /* this is the parent */ close( startfd[0] ); close( execfd[1] ); if (extra_env) HeapFree( GetProcessHeap(), 0, extra_env ); if (pid == -1) { close( startfd[1] ); close( execfd[0] ); FILE_SetDosError(); return FALSE; } /* fill the startup info structure */ startup_info.size = sizeof(startup_info); /* startup_info.filename_len is set below */ startup_info.cmdline_len = cmd_line ? strlen(cmd_line) : 0; startup_info.desktop_len = startup->lpDesktop ? strlen(startup->lpDesktop) : 0; startup_info.title_len = startup->lpTitle ? strlen(startup->lpTitle) : 0; startup_info.x = startup->dwX; startup_info.y = startup->dwY; startup_info.cx = startup->dwXSize; startup_info.cy = startup->dwYSize; startup_info.x_chars = startup->dwXCountChars; startup_info.y_chars = startup->dwYCountChars; startup_info.attribute = startup->dwFillAttribute; startup_info.cmd_show = startup->wShowWindow; startup_info.flags = startup->dwFlags; /* create the process on the server side */ SERVER_START_REQ( new_process ) { char buf[MAX_PATH]; LPCSTR nameptr; req->inherit_all = inherit; req->create_flags = flags; req->use_handles = (startup->dwFlags & STARTF_USESTDHANDLES) != 0; req->unix_pid = pid; 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 ); } if ((flags & (CREATE_NEW_CONSOLE | DETACHED_PROCESS)) != 0) { /* this is temporary (for console handles). We have no way to control that the handle is invalid in child process otherwise */ if (is_console_handle(req->hstdin)) req->hstdin = INVALID_HANDLE_VALUE; if (is_console_handle(req->hstdout)) req->hstdout = INVALID_HANDLE_VALUE; if (is_console_handle(req->hstderr)) req->hstderr = INVALID_HANDLE_VALUE; } else { if (is_console_handle(req->hstdin)) req->hstdin = console_handle_unmap(req->hstdin); if (is_console_handle(req->hstdout)) req->hstdout = console_handle_unmap(req->hstdout); if (is_console_handle(req->hstderr)) req->hstderr = console_handle_unmap(req->hstderr); } if (GetLongPathNameA( filename, buf, MAX_PATH )) nameptr = buf; else nameptr = filename; startup_info.filename_len = strlen(nameptr); wine_server_add_data( req, &startup_info, sizeof(startup_info) ); wine_server_add_data( req, nameptr, startup_info.filename_len ); wine_server_add_data( req, cmd_line, startup_info.cmdline_len ); wine_server_add_data( req, startup->lpDesktop, startup_info.desktop_len ); wine_server_add_data( req, startup->lpTitle, startup_info.title_len ); ret = !wine_server_call_err( req ); process_info = reply->info; } SERVER_END_REQ; if (!ret) { close( startfd[1] ); close( execfd[0] ); return FALSE; } /* tell child to start and wait for it to exec */ write( startfd[1], &dummy, 1 ); close( startfd[1] ); if (read( execfd[0], &err, sizeof(err) ) > 0) /* exec failed */ { errno = err; FILE_SetDosError(); close( execfd[0] ); CloseHandle( process_info ); return FALSE; } /* wait for the new process info to be ready */ WaitForSingleObject( process_info, INFINITE ); 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 = !wine_server_call_err( req ))) { info->dwProcessId = (DWORD)reply->pid; info->dwThreadId = (DWORD)reply->tid; info->hProcess = reply->phandle; info->hThread = reply->thandle; success = reply->success; } } SERVER_END_REQ; if (ret && !success) /* new process failed to start */ { DWORD exitcode; if (GetExitCodeProcess( info->hProcess, &exitcode )) SetLastError( exitcode ); CloseHandle( info->hThread ); CloseHandle( info->hProcess ); ret = FALSE; } CloseHandle( process_info ); return ret; } /*********************************************************************** * create_vdm_process * * Create a new VDM process for a 16-bit or DOS application. */ static BOOL create_vdm_process( LPCSTR filename, LPSTR cmd_line, LPCSTR env, LPSECURITY_ATTRIBUTES psa, LPSECURITY_ATTRIBUTES tsa, BOOL inherit, DWORD flags, LPSTARTUPINFOA startup, LPPROCESS_INFORMATION info, LPCSTR unixdir ) { BOOL ret; LPSTR new_cmd_line = HeapAlloc( GetProcessHeap(), 0, strlen(filename) + strlen(cmd_line) + 30 ); if (!new_cmd_line) { SetLastError( ERROR_OUTOFMEMORY ); return FALSE; } sprintf( new_cmd_line, "winevdm.exe --app-name \"%s\" %s", filename, cmd_line ); ret = create_process( 0, "winevdm.exe", new_cmd_line, env, psa, tsa, inherit, flags, startup, info, unixdir ); HeapFree( GetProcessHeap(), 0, new_cmd_line ); return ret; } /************************************************************************* * get_file_name * * Helper for CreateProcess: retrieve the file name to load from the * app name and command line. Store the file name in buffer, and * return a possibly modified command line. * Also returns a handle to the opened file if it's a Windows binary. */ static LPSTR get_file_name( LPCSTR appname, LPSTR cmdline, LPSTR buffer, int buflen, HANDLE *handle ) { char *name, *pos, *ret = NULL; const char *p; /* if we have an app name, everything is easy */ if (appname) { /* use the unmodified app name as file name */ lstrcpynA( buffer, appname, buflen ); *handle = open_exe_file( buffer ); if (!(ret = cmdline) || !cmdline[0]) { /* no command-line, create one */ if ((ret = HeapAlloc( GetProcessHeap(), 0, strlen(appname) + 3 ))) sprintf( ret, "\"%s\"", appname ); } return ret; } if (!cmdline) { SetLastError( ERROR_INVALID_PARAMETER ); return NULL; } /* first check for a quoted file name */ if ((cmdline[0] == '"') && ((p = strchr( cmdline + 1, '"' )))) { int len = p - cmdline - 1; /* extract the quoted portion as file name */ if (!(name = HeapAlloc( GetProcessHeap(), 0, len + 1 ))) return NULL; memcpy( name, cmdline + 1, len ); name[len] = 0; if (find_exe_file( name, buffer, buflen, handle )) ret = cmdline; /* no change necessary */ goto done; } /* now try the command-line word by word */ if (!(name = HeapAlloc( GetProcessHeap(), 0, strlen(cmdline) + 1 ))) return NULL; pos = name; p = cmdline; while (*p) { do *pos++ = *p++; while (*p && *p != ' '); *pos = 0; if (find_exe_file( name, buffer, buflen, handle )) { ret = cmdline; break; } } if (!ret || !strchr( name, ' ' )) goto done; /* no change necessary */ /* now build a new command-line with quotes */ if (!(ret = HeapAlloc( GetProcessHeap(), 0, strlen(cmdline) + 3 ))) goto done; sprintf( ret, "\"%s\"%s", name, p ); done: HeapFree( GetProcessHeap(), 0, name ); return ret; } /********************************************************************** * CreateProcessA (KERNEL32.@) */ BOOL WINAPI CreateProcessA( LPCSTR app_name, LPSTR cmd_line, LPSECURITY_ATTRIBUTES process_attr, LPSECURITY_ATTRIBUTES thread_attr, BOOL inherit, DWORD flags, LPVOID env, LPCSTR cur_dir, LPSTARTUPINFOA startup_info, LPPROCESS_INFORMATION info ) { BOOL retv = FALSE; HANDLE hFile = 0; const char *unixdir = NULL; DOS_FULL_NAME full_dir; char name[MAX_PATH]; LPSTR tidy_cmdline; char *p; /* Process the AppName and/or CmdLine to get module name and path */ TRACE("app %s cmdline %s\n", debugstr_a(app_name), debugstr_a(cmd_line) ); if (!(tidy_cmdline = get_file_name( app_name, cmd_line, name, sizeof(name), &hFile ))) return FALSE; if (hFile == INVALID_HANDLE_VALUE) goto done; /* Warn if unsupported features are used */ if (flags & NORMAL_PRIORITY_CLASS) FIXME("(%s,...): NORMAL_PRIORITY_CLASS ignored\n", name); if (flags & IDLE_PRIORITY_CLASS) FIXME("(%s,...): IDLE_PRIORITY_CLASS ignored\n", name); if (flags & HIGH_PRIORITY_CLASS) FIXME("(%s,...): HIGH_PRIORITY_CLASS ignored\n", name); if (flags & REALTIME_PRIORITY_CLASS) FIXME("(%s,...): REALTIME_PRIORITY_CLASS ignored\n", name); if (flags & CREATE_NEW_PROCESS_GROUP) FIXME("(%s,...): CREATE_NEW_PROCESS_GROUP ignored\n", name); if (flags & CREATE_UNICODE_ENVIRONMENT) FIXME("(%s,...): CREATE_UNICODE_ENVIRONMENT ignored\n", name); if (flags & CREATE_SEPARATE_WOW_VDM) FIXME("(%s,...): CREATE_SEPARATE_WOW_VDM ignored\n", name); if (flags & CREATE_SHARED_WOW_VDM) FIXME("(%s,...): CREATE_SHARED_WOW_VDM ignored\n", name); if (flags & CREATE_DEFAULT_ERROR_MODE) FIXME("(%s,...): CREATE_DEFAULT_ERROR_MODE ignored\n", name); if (flags & CREATE_NO_WINDOW) FIXME("(%s,...): CREATE_NO_WINDOW ignored\n", name); if (flags & PROFILE_USER) FIXME("(%s,...): PROFILE_USER ignored\n", name); if (flags & PROFILE_KERNEL) FIXME("(%s,...): PROFILE_KERNEL ignored\n", name); if (flags & PROFILE_SERVER) FIXME("(%s,...): PROFILE_SERVER ignored\n", name); if (startup_info->lpDesktop) FIXME("(%s,...): startup_info->lpDesktop %s ignored\n", name, debugstr_a(startup_info->lpDesktop)); if (startup_info->dwFlags & STARTF_RUNFULLSCREEN) FIXME("(%s,...): STARTF_RUNFULLSCREEN ignored\n", name); if (startup_info->dwFlags & STARTF_FORCEONFEEDBACK) FIXME("(%s,...): STARTF_FORCEONFEEDBACK ignored\n", name); if (startup_info->dwFlags & STARTF_FORCEOFFFEEDBACK) FIXME("(%s,...): STARTF_FORCEOFFFEEDBACK ignored\n", name); if (startup_info->dwFlags & STARTF_USEHOTKEY) FIXME("(%s,...): STARTF_USEHOTKEY ignored\n", name); if (cur_dir) { UNICODE_STRING cur_dirW; RtlCreateUnicodeStringFromAsciiz(&cur_dirW, cur_dir); if (DOSFS_GetFullName( cur_dirW.Buffer, TRUE, &full_dir )) unixdir = full_dir.long_name; RtlFreeUnicodeString(&cur_dirW); } else { WCHAR buf[MAX_PATH]; if (GetCurrentDirectoryW(MAX_PATH, buf)) { if (DOSFS_GetFullName( buf, TRUE, &full_dir )) unixdir = full_dir.long_name; } } info->hThread = info->hProcess = 0; info->dwProcessId = info->dwThreadId = 0; /* Determine executable type */ if (!hFile) /* builtin exe */ { TRACE( "starting %s as Winelib app\n", debugstr_a(name) ); retv = create_process( 0, name, tidy_cmdline, env, process_attr, thread_attr, inherit, flags, startup_info, info, unixdir ); goto done; } switch( MODULE_GetBinaryType( hFile )) { case BINARY_PE_EXE: TRACE( "starting %s as Win32 binary\n", debugstr_a(name) ); retv = create_process( hFile, name, tidy_cmdline, env, process_attr, thread_attr, inherit, flags, startup_info, info, unixdir ); break; case BINARY_WIN16: case BINARY_DOS: TRACE( "starting %s as Win16/DOS binary\n", debugstr_a(name) ); retv = create_vdm_process( name, tidy_cmdline, env, process_attr, thread_attr, inherit, flags, startup_info, info, unixdir ); break; case BINARY_OS216: FIXME( "%s is OS/2 binary, not supported\n", debugstr_a(name) ); SetLastError( ERROR_BAD_EXE_FORMAT ); break; case BINARY_PE_DLL: TRACE( "not starting %s since it is a dll\n", debugstr_a(name) ); SetLastError( ERROR_BAD_EXE_FORMAT ); break; case BINARY_UNIX_LIB: TRACE( "%s is a Unix library, starting as Winelib app\n", debugstr_a(name) ); retv = create_process( hFile, name, tidy_cmdline, env, process_attr, thread_attr, inherit, flags, startup_info, info, unixdir ); break; case BINARY_UNKNOWN: /* check for .com or .bat extension */ if ((p = strrchr( name, '.' ))) { if (!FILE_strcasecmp( p, ".com" )) { TRACE( "starting %s as DOS binary\n", debugstr_a(name) ); retv = create_vdm_process( name, tidy_cmdline, env, process_attr, thread_attr, inherit, flags, startup_info, info, unixdir ); break; } if (!FILE_strcasecmp( p, ".bat" )) { char comspec[MAX_PATH]; if (GetEnvironmentVariableA("COMSPEC", comspec, sizeof(comspec))) { char *newcmdline; if ((newcmdline = HeapAlloc( GetProcessHeap(), 0, strlen(comspec) + 4 + strlen(tidy_cmdline) + 1))) { sprintf( newcmdline, "%s /c %s", comspec, tidy_cmdline); TRACE( "starting %s as batch binary: %s\n", debugstr_a(name), debugstr_a(newcmdline) ); retv = CreateProcessA( comspec, newcmdline, process_attr, thread_attr, inherit, flags, env, cur_dir, startup_info, info ); HeapFree( GetProcessHeap(), 0, newcmdline ); break; } } } } /* fall through */ case BINARY_UNIX_EXE: { /* unknown file, try as unix executable */ UNICODE_STRING nameW; DOS_FULL_NAME full_name; const char *unixfilename = name; TRACE( "starting %s as Unix binary\n", debugstr_a(name) ); RtlCreateUnicodeStringFromAsciiz(&nameW, name); if (DOSFS_GetFullName( nameW.Buffer, TRUE, &full_name )) unixfilename = full_name.long_name; RtlFreeUnicodeString(&nameW); retv = (fork_and_exec( unixfilename, tidy_cmdline, env, unixdir ) != -1); } break; } CloseHandle( hFile ); done: if (tidy_cmdline != cmd_line) HeapFree( GetProcessHeap(), 0, tidy_cmdline ); return retv; } /********************************************************************** * CreateProcessW (KERNEL32.@) * NOTES * lpReserved is not converted */ BOOL WINAPI CreateProcessW( LPCWSTR app_name, LPWSTR cmd_line, LPSECURITY_ATTRIBUTES process_attr, LPSECURITY_ATTRIBUTES thread_attr, BOOL inherit, DWORD flags, LPVOID env, LPCWSTR cur_dir, LPSTARTUPINFOW startup_info, LPPROCESS_INFORMATION info ) { BOOL ret; STARTUPINFOA StartupInfoA; LPSTR app_nameA = HEAP_strdupWtoA (GetProcessHeap(),0,app_name); LPSTR cmd_lineA = HEAP_strdupWtoA (GetProcessHeap(),0,cmd_line); LPSTR cur_dirA = HEAP_strdupWtoA (GetProcessHeap(),0,cur_dir); memcpy (&StartupInfoA, startup_info, sizeof(STARTUPINFOA)); StartupInfoA.lpDesktop = HEAP_strdupWtoA (GetProcessHeap(),0,startup_info->lpDesktop); StartupInfoA.lpTitle = HEAP_strdupWtoA (GetProcessHeap(),0,startup_info->lpTitle); TRACE_(win32)("(%s,%s,...)\n", debugstr_w(app_name), debugstr_w(cmd_line)); if (startup_info->lpReserved) FIXME_(win32)("StartupInfo.lpReserved is used, please report (%s)\n", debugstr_w(startup_info->lpReserved)); ret = CreateProcessA( app_nameA, cmd_lineA, process_attr, thread_attr, inherit, flags, env, cur_dirA, &StartupInfoA, info ); HeapFree( GetProcessHeap(), 0, cur_dirA ); HeapFree( GetProcessHeap(), 0, cmd_lineA ); HeapFree( GetProcessHeap(), 0, StartupInfoA.lpDesktop ); HeapFree( GetProcessHeap(), 0, StartupInfoA.lpTitle ); return ret; } /*********************************************************************** * ExitProcess (KERNEL32.@) */ void WINAPI ExitProcess( DWORD status ) { LdrShutdownProcess(); SERVER_START_REQ( terminate_process ) { /* send the exit code to the server */ req->handle = GetCurrentProcess(); req->exit_code = status; wine_server_call( req ); } SERVER_END_REQ; exit( status ); } /****************************************************************************** * TerminateProcess (KERNEL32.@) */ BOOL WINAPI TerminateProcess( HANDLE handle, DWORD exit_code ) { NTSTATUS status = NtTerminateProcess( handle, exit_code ); if (status) SetLastError( RtlNtStatusToDosError(status) ); return !status; } /*********************************************************************** * GetExitCodeProcess [KERNEL32.@] * * 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 = !wine_server_call_err( req ); if (ret && lpExitCode) *lpExitCode = reply->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; } /*********************************************************************** * GetTickCount (KERNEL32.@) * * Returns the number of milliseconds, modulo 2^32, since the start * of the wineserver. */ DWORD WINAPI GetTickCount(void) { struct timeval t; gettimeofday( &t, NULL ); return ((t.tv_sec * 1000) + (t.tv_usec / 1000)) - server_startticks; } /********************************************************************** * 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(); NtCurrentTeb()->tls_array[ret+i] = 0; /* clear the value */ 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; }