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 "windows.h"
  13 #include "bitmap.h"
  14 #include "comm.h"
  15 #include "win.h"
  16 #include "main.h"
  17 #include "menu.h"
  18 #include "message.h"
  19 #include "multimedia.h"
  20 #include "dialog.h"
  21 #include "drive.h"
  22 #include "queue.h"
  23 #include "sysmetrics.h"
  24 #include "file.h"
  25 #include "gdi.h"
  26 #include "heap.h"
  27 #include "keyboard.h"
  28 #include "mouse.h"
  29 #include "input.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 "global.h"
  37 #include "dce.h"
  38 #include "shell.h"
  39 #include "winproc.h"
  40 #include "syslevel.h"
  41 #include "thread.h"
  42 #include "task.h"
  43 #include "debug.h"
  44
  45
  46 int __winelib = 1;  /* Winelib run-time flag */
  47
  48 /***********************************************************************
  49  *           Main initialisation routine
  50  */
  51 BOOL32 MAIN_MainInit(void)
  52 {
  53     /* Initialize syslevel handling */
  54     SYSLEVEL_Init();
  55
  56     /* Initialize signal handling */
  57     if (!SIGNAL_Init()) return FALSE;
  58
  59     /* Load the configuration file */
  60     if (!PROFILE_LoadWineIni()) return FALSE;
  61
  62       /* Initialize DOS memory */
  63     if (!DOSMEM_Init(0)) return FALSE;
  64
  65     /* Initialise DOS drives */
  66     if (!DRIVE_Init()) return FALSE;
  67
  68     /* Initialise DOS directories */
  69     if (!DIR_Init()) return FALSE;
  70
  71       /* Initialize event handling */
  72     if (!EVENT_Init()) return FALSE;
  73
  74     /* Initialize communications */
  75     COMM_Init();
  76
  77     /* Initialize IO-port permissions */
  78     IO_port_init();
  79
  80     /* registry initialisation */
  81     SHELL_LoadRegistry();
  82
  83     return TRUE;
  84 }
  85
  86 /***********************************************************************
  87  *           KERNEL initialisation routine
  88  */
  89 BOOL32 WINAPI MAIN_KernelInit(HINSTANCE32 hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  90 {
  91     static BOOL32 initDone = FALSE;
  92
  93     HMODULE16 hModule;
  94
  95     if ( initDone ) return TRUE;
  96     initDone = TRUE;
  97
  98     /* Initialize special KERNEL entry points */
  99     hModule = GetModuleHandle16( "KERNEL" );
 100     if ( hModule )
 101     {
 102         WORD cs, ds;
 103
 104         /* Initialize KERNEL.178 (__WINFLAGS) with the correct flags value */
 105         NE_SetEntryPoint( hModule, 178, GetWinFlags() );
 106
 107         /* Initialize KERNEL.454/455 (__FLATCS/__FLATDS) */
 108         GET_CS(cs); GET_DS(ds);
 109         NE_SetEntryPoint( hModule, 454, cs );
 110         NE_SetEntryPoint( hModule, 455, ds );
 111
 112         /* Initialize KERNEL.THHOOK */
 113         TASK_InstallTHHook((THHOOK *)PTR_SEG_TO_LIN(
 114                                   (SEGPTR)NE_GetEntryPoint( hModule, 332 )));
 115
 116         /* Initialize the real-mode selector entry points */
 117 #define SET_ENTRY_POINT( num, addr ) \
 118         NE_SetEntryPoint( hModule, (num), GLOBAL_CreateBlock( GMEM_FIXED, \
 119                           DOSMEM_MapDosToLinear(addr), 0x10000, hModule, \
 120                           FALSE, FALSE, FALSE, NULL ))
 121
 122         SET_ENTRY_POINT( 183, 0x00000 );  /* KERNEL.183: __0000H */
 123         SET_ENTRY_POINT( 174, 0xa0000 );  /* KERNEL.174: __A000H */
 124         SET_ENTRY_POINT( 181, 0xb0000 );  /* KERNEL.181: __B000H */
 125         SET_ENTRY_POINT( 182, 0xb8000 );  /* KERNEL.182: __B800H */
 126         SET_ENTRY_POINT( 195, 0xc0000 );  /* KERNEL.195: __C000H */
 127         SET_ENTRY_POINT( 179, 0xd0000 );  /* KERNEL.179: __D000H */
 128         SET_ENTRY_POINT( 190, 0xe0000 );  /* KERNEL.190: __E000H */
 129         SET_ENTRY_POINT( 173, 0xf0000 );  /* KERNEL.173: __ROMBIOS */
 130         SET_ENTRY_POINT( 194, 0xf0000 );  /* KERNEL.194: __F000H */
 131         NE_SetEntryPoint( hModule, 193, DOSMEM_BiosSeg ); /* KERNEL.193: __0040H */
 132 #undef SET_ENTRY_POINT
 133     }
 134
 135     return TRUE;
 136 }
 137
 138 /***********************************************************************
 139  *           GDI initialisation routine
 140  */
 141 BOOL32 WINAPI MAIN_GdiInit(HINSTANCE32 hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 142 {
 143     NE_MODULE *pModule;
 144
 145     if ( GDI_HeapSel ) return TRUE;
 146
 147     /* Create GDI heap */
 148     pModule = NE_GetPtr( GetModuleHandle16( "GDI" ) );
 149     if ( pModule )
 150     {
 151         GDI_HeapSel = GlobalHandleToSel( (NE_SEG_TABLE( pModule ) +
 152                                           pModule->dgroup - 1)->hSeg );
 153     }
 154     else
 155     {
 156         GDI_HeapSel = GlobalAlloc16( GMEM_FIXED, GDI_HEAP_SIZE );
 157         LocalInit( GDI_HeapSel, 0, GDI_HEAP_SIZE-1 );
 158     }
 159
 160     /* GDI initialisation */
 161     return GDI_Init();
 162 }
 163
 164 /***********************************************************************
 165  *           USER initialisation routine
 166  */
 167 BOOL32 WINAPI MAIN_UserInit(HINSTANCE32 hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 168 {
 169     NE_MODULE *pModule;
 170     int queueSize;
 171
 172     if ( USER_HeapSel ) return TRUE;
 173
 174     /* Create USER heap */
 175     pModule = NE_GetPtr( GetModuleHandle16( "USER" ) );
 176     if ( pModule )
 177     {
 178         USER_HeapSel = GlobalHandleToSel( (NE_SEG_TABLE( pModule ) +
 179                                            pModule->dgroup - 1)->hSeg );
 180     }
 181     else
 182     {
 183         USER_HeapSel = GlobalAlloc16( GMEM_FIXED, 0x10000 );
 184         LocalInit( USER_HeapSel, 0, 0xffff );
 185     }
 186
 187     /* Initialize Wine tweaks */
 188     if (!TWEAK_Init()) return FALSE;
 189
 190     /* Initialize OEM Bitmaps */
 191     if (!OBM_Init()) return FALSE;
 192
 193     /* Global atom table initialisation */
 194     if (!ATOM_Init( USER_HeapSel )) return FALSE;
 195
 196     /* Initialize system colors and metrics*/
 197     SYSMETRICS_Init();
 198     SYSCOLOR_Init();
 199
 200     /* Create the DCEs */
 201     DCE_Init();
 202
 203     /* Initialize window procedures */
 204     if (!WINPROC_Init()) return FALSE;
 205
 206     /* Initialize built-in window classes */
 207     if (!WIDGETS_Init()) return FALSE;
 208
 209     /* Initialize dialog manager */
 210     if (!DIALOG_Init()) return FALSE;
 211
 212     /* Initialize menus */
 213     if (!MENU_Init()) return FALSE;
 214
 215     /* Initialize multimedia */
 216     if (!MULTIMEDIA_Init()) return FALSE;
 217
 218     /* Create desktop window */
 219     if (!WIN_CreateDesktopWindow()) return FALSE;
 220
 221     /* Initialize message spying */
 222     if (!SPY_Init()) return FALSE;
 223
 224     /* Check wine.conf for old/bad entries */
 225     if (!TWEAK_CheckConfiguration()) return FALSE;
 226
 227     /* Create system message queue */
 228     queueSize = GetProfileInt32A( "windows", "TypeAhead", 120 );
 229     if (!QUEUE_CreateSysMsgQueue( queueSize )) return FALSE;
 230
 231     /* Set double click time */
 232     SetDoubleClickTime32( GetProfileInt32A("windows","DoubleClickSpeed",452) );
 233
 234     /* Create task message queue for the initial task */
 235     queueSize = GetProfileInt32A( "windows", "DefaultQueueSize", 8 );
 236     if (!SetMessageQueue32( queueSize )) return FALSE;
 237
 238     /* Install default USER Signal Handler */
 239     SetTaskSignalProc( 0, (FARPROC16)USER_SignalProc );
 240
 241     /* Initialize keyboard driver */
 242     KEYBOARD_Enable( keybd_event, InputKeyStateTable );
 243
 244     /* Initialize mouse driver */
 245     MOUSE_Enable( mouse_event );
 246
 247     return TRUE;
 248 }
 249
 250
 251 /***********************************************************************
 252  *           Winelib initialisation routine
 253  */
 254 HINSTANCE32 MAIN_WinelibInit( int *argc, char *argv[] )
 255 {
 256     WINE_MODREF *wm;
 257     NE_MODULE *pModule;
 258     OFSTRUCT ofs;
 259     HMODULE16 hModule;
 260     HINSTANCE16 hInstance;
 261
 262     /* Create the initial process */
 263     if (!PROCESS_Init()) return 0;
 264
 265     /* Parse command line arguments */
 266     MAIN_WineInit( argc, argv );
 267
 268     /* Main initialization */
 269     if (!MAIN_MainInit()) return 0;
 270
 271     /* Initialize KERNEL */
 272     if (!MAIN_KernelInit(0, 0, NULL)) return 0;
 273
 274     /* Create and switch to initial task */
 275     if (!(wm = ELF_CreateDummyModule( argv[0], argv[0], PROCESS_Current() )))
 276         return 0;
 277     PROCESS_Current()->exe_modref = wm;
 278
 279     strcpy( ofs.szPathName, wm->modname );
 280     if ((hModule = MODULE_CreateDummyModule( &ofs )) < 32) return 0;
 281     pModule = (NE_MODULE *)GlobalLock16( hModule );
 282     pModule->flags = NE_FFLAGS_WIN32;
 283     pModule->module32 = wm->module;
 284
 285     hInstance = NE_CreateInstance( pModule, NULL, TRUE );
 286     PROCESS_Current()->task = TASK_Create( THREAD_Current(), pModule, hInstance, 0, FALSE );
 287
 288     TASK_StartTask( PROCESS_Current()->task );
 289
 290     /* Initialize GDI and USER */
 291     if (!MAIN_GdiInit(0, 0, NULL)) return 0;
 292     if (!MAIN_UserInit(0, 0, NULL)) return 0;
 293
 294     return wm->module;
 295 }
 296