172 lines
5.1 KiB
C
172 lines
5.1 KiB
C
/*
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* Kernel initialization code
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*
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* Copyright 2000 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <assert.h>
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#include <ctype.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <signal.h>
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#include "winbase.h"
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#include "wincon.h"
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#include "winternl.h"
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#include "wine/winbase16.h"
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#include "wine/library.h"
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#include "file.h"
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#include "global.h"
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#include "miscemu.h"
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#include "module.h"
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#include "task.h"
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#include "wincon.h"
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#include "console_private.h"
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extern void LOCALE_Init(void);
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extern BOOL RELAY_Init(void);
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extern int __wine_set_signal_handler(unsigned, int (*)(unsigned));
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extern int main_create_flags;
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/***********************************************************************
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* KERNEL process initialisation routine
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*/
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static BOOL process_attach(void)
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{
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HMODULE16 hModule;
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/* Get the umask */
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FILE_umask = umask(0777);
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umask( FILE_umask );
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/* Setup codepage info */
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LOCALE_Init();
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/* Initialize relay entry points */
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if (!RELAY_Init()) return FALSE;
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/* Initialize DOS memory */
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if (!DOSMEM_Init(0)) return FALSE;
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if ((hModule = LoadLibrary16( "krnl386.exe" )) < 32) return FALSE;
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/* Initialize special KERNEL entry points */
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/* Initialize KERNEL.178 (__WINFLAGS) with the correct flags value */
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NE_SetEntryPoint( hModule, 178, GetWinFlags16() );
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/* Initialize KERNEL.454/455 (__FLATCS/__FLATDS) */
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NE_SetEntryPoint( hModule, 454, wine_get_cs() );
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NE_SetEntryPoint( hModule, 455, wine_get_ds() );
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/* Initialize KERNEL.THHOOK */
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TASK_InstallTHHook(MapSL((SEGPTR)GetProcAddress16( hModule, (LPCSTR)332 )));
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/* Initialize the real-mode selector entry points */
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#define SET_ENTRY_POINT( num, addr ) \
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NE_SetEntryPoint( hModule, (num), GLOBAL_CreateBlock( GMEM_FIXED, \
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DOSMEM_MapDosToLinear(addr), 0x10000, hModule, \
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WINE_LDT_FLAGS_DATA ))
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SET_ENTRY_POINT( 174, 0xa0000 ); /* KERNEL.174: __A000H */
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SET_ENTRY_POINT( 181, 0xb0000 ); /* KERNEL.181: __B000H */
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SET_ENTRY_POINT( 182, 0xb8000 ); /* KERNEL.182: __B800H */
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SET_ENTRY_POINT( 195, 0xc0000 ); /* KERNEL.195: __C000H */
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SET_ENTRY_POINT( 179, 0xd0000 ); /* KERNEL.179: __D000H */
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SET_ENTRY_POINT( 190, 0xe0000 ); /* KERNEL.190: __E000H */
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NE_SetEntryPoint( hModule, 183, DOSMEM_0000H ); /* KERNEL.183: __0000H */
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NE_SetEntryPoint( hModule, 173, DOSMEM_BiosSysSeg ); /* KERNEL.173: __ROMBIOS */
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NE_SetEntryPoint( hModule, 193, DOSMEM_BiosDataSeg ); /* KERNEL.193: __0040H */
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NE_SetEntryPoint( hModule, 194, DOSMEM_BiosSysSeg ); /* KERNEL.194: __F000H */
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#undef SET_ENTRY_POINT
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/* Force loading of some dlls */
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if (LoadLibrary16( "system" ) < 32) return FALSE;
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/* Create 16-bit task */
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TASK_CreateMainTask();
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/* Create the shared heap for broken win95 native dlls */
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HeapCreate( HEAP_SHARED, 0, 0 );
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/* finish the process initialisation for console bits, if needed */
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__wine_set_signal_handler(SIGINT, CONSOLE_HandleCtrlC);
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if (main_create_flags & CREATE_NEW_CONSOLE)
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{
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HMODULE mod = GetModuleHandleA(0);
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if (RtlImageNtHeader(mod)->OptionalHeader.Subsystem == IMAGE_SUBSYSTEM_WINDOWS_CUI)
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AllocConsole();
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}
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if (main_create_flags & CREATE_NEW_PROCESS_GROUP)
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SetConsoleCtrlHandler(NULL, TRUE);
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return TRUE;
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}
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/***********************************************************************
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* KERNEL initialisation routine
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*/
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BOOL WINAPI MAIN_KernelInit( HINSTANCE hinst, DWORD reason, LPVOID reserved )
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{
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switch(reason)
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{
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case DLL_PROCESS_ATTACH:
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return process_attach();
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case DLL_PROCESS_DETACH:
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WriteOutProfiles16();
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break;
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}
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return TRUE;
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}
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/***********************************************************************
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* EnableDos (KERNEL.41)
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* DisableDos (KERNEL.42)
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* GetLastDiskChange (KERNEL.98)
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* ValidateCodeSegments (KERNEL.100)
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* KbdRst (KERNEL.123)
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* EnableKernel (KERNEL.124)
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* DisableKernel (KERNEL.125)
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* ValidateFreeSpaces (KERNEL.200)
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* K237 (KERNEL.237)
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* BUNNY_351 (KERNEL.351)
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* PIGLET_361 (KERNEL.361)
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*
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* Entry point for kernel functions that do nothing.
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*/
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LONG WINAPI KERNEL_nop(void)
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{
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return 0;
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}
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/***********************************************************************
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* SwitchToThread (KERNEL32.@)
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*/
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BOOL WINAPI SwitchToThread(void)
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{
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Sleep(0);
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return 1;
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}
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