loader/main.c

   1 /*
   2  * Main initialization code
   3  */
   4
   5 #include <stdlib.h>
   6 #include <sys/types.h>
   7 #include <sys/stat.h>
   8 #include <fcntl.h>
   9 #include <unistd.h>
  10 #include <string.h>
  11 #include <errno.h>
  12 #include "wine/winbase16.h"
  13 #include "wine/winuser16.h"
  14 #include "bitmap.h"
  15 #include "comm.h"
  16 #include "neexe.h"
  17 #include "main.h"
  18 #include "menu.h"
  19 #include "message.h"
  20 #include "dialog.h"
  21 #include "drive.h"
  22 #include "queue.h"
  23 #include "sysmetrics.h"
  24 #include "file.h"
  25 #include "heap.h"
  26 #include "keyboard.h"
  27 #include "mouse.h"
  28 #include "input.h"
  29 #include "display.h"
  30 #include "miscemu.h"
  31 #include "options.h"
  32 #include "process.h"
  33 #include "spy.h"
  34 #include "tweak.h"
  35 #include "user.h"
  36 #include "cursoricon.h"
  37 #include "global.h"
  38 #include "dce.h"
  39 #include "shell.h"
  40 #include "win.h"
  41 #include "winproc.h"
  42 #include "syslevel.h"
  43 #include "services.h"
  44 #include "winsock.h"
  45 #include "thread.h"
  46 #include "task.h"
  47 #include "debugtools.h"
  48 #include "psdrv.h"
  49 #include "win16drv.h"
  50 #include "callback.h"
  51 #include "server.h"
  52 #include "loadorder.h"
  53
  54 DEFAULT_DEBUG_CHANNEL(server)
  55
  56 /***********************************************************************
  57  *           Main initialisation routine
  58  */
  59 BOOL MAIN_MainInit( int *argc, char *argv[] )
  60 {
  61     /* Create the initial process */
  62     if (!PROCESS_Init()) return 0;
  63
  64     /* Initialize syslevel handling */
  65     SYSLEVEL_Init();
  66
  67     /* Parse command line arguments */
  68     MAIN_WineInit( argc, argv );
  69
  70     /* Set server debug level */
  71     CLIENT_SetDebug( TRACE_ON(server) );
  72
  73     /* Load the configuration file */
  74     if (!PROFILE_LoadWineIni()) return FALSE;
  75
  76     /* Initialize module loadorder */
  77     if (!MODULE_InitLoadOrder()) return FALSE;
  78
  79       /* Initialize DOS memory */
  80     if (!DOSMEM_Init(0)) return FALSE;
  81
  82     /* Initialise DOS drives */
  83     if (!DRIVE_Init()) return FALSE;
  84
  85     /* Initialise DOS directories */
  86     if (!DIR_Init()) return FALSE;
  87
  88     /* Initialize event handling */
  89     if (!EVENT_Init()) return FALSE;
  90
  91     /* Initialize communications */
  92     COMM_Init();
  93
  94     /* Initialize IO-port permissions */
  95     IO_port_init();
  96
  97     /* registry initialisation */
  98     SHELL_LoadRegistry();
  99
 100     /* Read DOS config.sys */
 101     if (!DOSCONF_ReadConfig()) return FALSE;
 102
 103     /* Initialize KERNEL */
 104     if (!LoadLibrary16( "KRNL386.EXE" )) return FALSE;
 105     if (!LoadLibraryA( "KERNEL32" )) return FALSE;
 106
 107     return TRUE;
 108 }
 109
 110 /***********************************************************************
 111  *           KERNEL initialisation routine
 112  */
 113 BOOL WINAPI MAIN_KernelInit(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 114 {
 115     static BOOL initDone = FALSE;
 116
 117     HMODULE16 hModule;
 118
 119     if ( initDone ) return TRUE;
 120     initDone = TRUE;
 121
 122     /* Initialize special KERNEL entry points */
 123     hModule = GetModuleHandle16( "KERNEL" );
 124     if ( hModule )
 125     {
 126         WORD cs, ds;
 127
 128         /* Initialize KERNEL.178 (__WINFLAGS) with the correct flags value */
 129         NE_SetEntryPoint( hModule, 178, GetWinFlags16() );
 130
 131         /* Initialize KERNEL.454/455 (__FLATCS/__FLATDS) */
 132         GET_CS(cs); GET_DS(ds);
 133         NE_SetEntryPoint( hModule, 454, cs );
 134         NE_SetEntryPoint( hModule, 455, ds );
 135
 136         /* Initialize KERNEL.THHOOK */
 137         TASK_InstallTHHook((THHOOK *)PTR_SEG_TO_LIN(
 138                                   (SEGPTR)NE_GetEntryPoint( hModule, 332 )));
 139
 140         /* Initialize the real-mode selector entry points */
 141 #define SET_ENTRY_POINT( num, addr ) \
 142         NE_SetEntryPoint( hModule, (num), GLOBAL_CreateBlock( GMEM_FIXED, \
 143                           DOSMEM_MapDosToLinear(addr), 0x10000, hModule, \
 144                           FALSE, FALSE, FALSE, NULL ))
 145
 146         SET_ENTRY_POINT( 183, 0x00000 );  /* KERNEL.183: __0000H */
 147         SET_ENTRY_POINT( 174, 0xa0000 );  /* KERNEL.174: __A000H */
 148         SET_ENTRY_POINT( 181, 0xb0000 );  /* KERNEL.181: __B000H */
 149         SET_ENTRY_POINT( 182, 0xb8000 );  /* KERNEL.182: __B800H */
 150         SET_ENTRY_POINT( 195, 0xc0000 );  /* KERNEL.195: __C000H */
 151         SET_ENTRY_POINT( 179, 0xd0000 );  /* KERNEL.179: __D000H */
 152         SET_ENTRY_POINT( 190, 0xe0000 );  /* KERNEL.190: __E000H */
 153         NE_SetEntryPoint( hModule, 173, DOSMEM_BiosSysSeg );  /* KERNEL.173: __ROMBIOS */
 154         NE_SetEntryPoint( hModule, 193, DOSMEM_BiosDataSeg ); /* KERNEL.193: __0040H */
 155         NE_SetEntryPoint( hModule, 194, DOSMEM_BiosSysSeg );  /* KERNEL.194: __F000H */
 156 #undef SET_ENTRY_POINT
 157     }
 158
 159     /* Initialize relay code */
 160     if (!RELAY_Init()) return FALSE;
 161
 162     return TRUE;
 163 }
 164
 165 /***********************************************************************
 166  *           GDI initialisation routine
 167  */
 168 BOOL WINAPI MAIN_GdiInit(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 169 {
 170     NE_MODULE *pModule;
 171
 172     if ( GDI_HeapSel ) return TRUE;
 173
 174     /* Create GDI heap */
 175     pModule = NE_GetPtr( GetModuleHandle16( "GDI" ) );
 176     if ( pModule )
 177     {
 178         GDI_HeapSel = GlobalHandleToSel16( (NE_SEG_TABLE( pModule ) +
 179                                           pModule->dgroup - 1)->hSeg );
 180     }
 181     else
 182     {
 183         GDI_HeapSel = GlobalAlloc16( GMEM_FIXED, GDI_HEAP_SIZE );
 184         LocalInit16( GDI_HeapSel, 0, GDI_HEAP_SIZE-1 );
 185     }
 186
 187     if (!TWEAK_Init()) return FALSE;
 188
 189     /* GDI initialisation */
 190     if(!GDI_Init()) return FALSE;
 191
 192     /* Create the Win16 printer driver */
 193     if (!WIN16DRV_Init()) return FALSE;
 194
 195     /* PSDRV initialization */
 196     if(!PSDRV_Init()) return FALSE;
 197
 198     return TRUE;
 199 }
 200
 201 /***********************************************************************
 202  *           USER initialisation routine
 203  */
 204 BOOL WINAPI MAIN_UserInit(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 205 {
 206     NE_MODULE *pModule;
 207     int queueSize;
 208
 209     if ( USER_HeapSel ) return TRUE;
 210
 211     /* Create USER heap */
 212     pModule = NE_GetPtr( GetModuleHandle16( "USER" ) );
 213     if ( pModule )
 214     {
 215         USER_HeapSel = GlobalHandleToSel16( (NE_SEG_TABLE( pModule ) +
 216                                            pModule->dgroup - 1)->hSeg );
 217     }
 218     else
 219     {
 220         USER_HeapSel = GlobalAlloc16( GMEM_FIXED, 0x10000 );
 221         LocalInit16( USER_HeapSel, 0, 0xffff );
 222     }
 223
 224      /* Global atom table initialisation */
 225     if (!ATOM_Init( USER_HeapSel )) return FALSE;
 226
 227     /* Initialize window handling (critical section) */
 228     WIN_Init();
 229
 230     /* Initialize system colors and metrics*/
 231     SYSMETRICS_Init();
 232     SYSCOLOR_Init();
 233
 234     /* Create the DCEs */
 235     DCE_Init();
 236
 237     /* Initialize timers */
 238     if (!TIMER_Init()) return FALSE;
 239
 240     /* Initialize window procedures */
 241     if (!WINPROC_Init()) return FALSE;
 242
 243     /* Initialize cursor/icons */
 244     CURSORICON_Init();
 245
 246     /* Initialize built-in window classes */
 247     if (!WIDGETS_Init()) return FALSE;
 248
 249     /* Initialize dialog manager */
 250     if (!DIALOG_Init()) return FALSE;
 251
 252     /* Initialize menus */
 253     if (!MENU_Init()) return FALSE;
 254
 255     /* Initialize message spying */
 256     if (!SPY_Init()) return FALSE;
 257
 258     /* Check wine.conf for old/bad entries */
 259     if (!TWEAK_CheckConfiguration()) return FALSE;
 260
 261     /* Create system message queue */
 262     queueSize = GetProfileIntA( "windows", "TypeAhead", 120 );
 263     if (!QUEUE_CreateSysMsgQueue( queueSize )) return FALSE;
 264
 265     /* Set double click time */
 266     SetDoubleClickTime( GetProfileIntA("windows","DoubleClickSpeed",452) );
 267
 268     /* Create message queue of initial thread */
 269     InitThreadInput16( 0, 0 );
 270
 271     /* Create desktop window */
 272     if (!WIN_CreateDesktopWindow()) return FALSE;
 273
 274     /* Initialize keyboard driver */
 275     KEYBOARD_Enable( keybd_event, InputKeyStateTable );
 276
 277     /* Initialize mouse driver */
 278     MOUSE_Enable( mouse_event );
 279
 280     /* Start processing X events */
 281     UserRepaintDisable16( FALSE );
 282
 283     return TRUE;
 284 }
 285
 286
 287 /***********************************************************************
 288  *           Winelib initialisation routine
 289  */
 290 HINSTANCE MAIN_WinelibInit( int *argc, char *argv[] )
 291 {
 292     WINE_MODREF *wm;
 293     NE_MODULE *pModule;
 294     HMODULE16 hModule;
 295
 296     /* Main initialization */
 297     if (!MAIN_MainInit( argc, argv )) return 0;
 298
 299     /* Create and switch to initial task */
 300     if (!(wm = ELF_CreateDummyModule( argv[0], argv[0] )))
 301         return 0;
 302     PROCESS_Current()->exe_modref = wm;
 303
 304     if ((hModule = MODULE_CreateDummyModule( wm->filename, 0 )) < 32) return 0;
 305     pModule = (NE_MODULE *)GlobalLock16( hModule );
 306     pModule->flags = NE_FFLAGS_WIN32;
 307     pModule->module32 = wm->module;
 308
 309     if (!TASK_Create( pModule, FALSE )) return 0;
 310
 311     /* Load system DLLs into the initial process (and initialize them) */
 312     if (   !LoadLibrary16("GDI.EXE" ) || !LoadLibraryA("GDI32.DLL" )
 313         || !LoadLibrary16("USER.EXE") || !LoadLibraryA("USER32.DLL"))
 314         ExitProcess( 1 );
 315
 316     /* Get pointers to USER routines called by KERNEL */
 317     THUNK_InitCallout();
 318
 319     return wm->module;
 320 }
 321
 322 /***********************************************************************
 323  *           ExitKernel16 (KERNEL.2)
 324  *
 325  * Clean-up everything and exit the Wine process.
 326  *
 327  */
 328 void WINAPI ExitKernel16( void )
 329 {
 330     /* Do the clean-up stuff */
 331
 332     WriteOutProfiles16();
 333     SHELL_SaveRegistry();
 334
 335     TerminateProcess( GetCurrentProcess(), 0 );
 336 }
 337