wine/dlls/kernel32/kernel16.c
Alexandre Julliard 489d87d1e5 kernel32: Renamed the kernel directory to kernel32.
Also get rid of the kernel/messages subdirectory.
2006-09-12 13:34:06 +02:00

133 lines
4.3 KiB
C

/*
* 16-bit kernel initialization code
*
* Copyright 2000 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "wownt32.h"
#include "toolhelp.h"
#include "kernel_private.h"
#include "kernel16_private.h"
/**************************************************************************
* DllEntryPoint (KERNEL.669)
*/
BOOL WINAPI KERNEL_DllEntryPoint( DWORD reasion, HINSTANCE16 inst, WORD ds,
WORD heap, DWORD reserved1, WORD reserved2 )
{
static int done;
/* the entry point can be called multiple times */
if (done) return TRUE;
done = 1;
/* Initialize 16-bit thunking entry points */
if (!WOWTHUNK_Init()) return FALSE;
/* Initialize DOS memory */
if (!DOSMEM_Init()) return FALSE;
/* Initialize special KERNEL entry points */
NE_SetEntryPoint( inst, 178, GetWinFlags16() );
NE_SetEntryPoint( inst, 454, wine_get_cs() );
NE_SetEntryPoint( inst, 455, wine_get_ds() );
NE_SetEntryPoint( inst, 183, DOSMEM_0000H ); /* KERNEL.183: __0000H */
NE_SetEntryPoint( inst, 173, DOSMEM_BiosSysSeg ); /* KERNEL.173: __ROMBIOS */
NE_SetEntryPoint( inst, 193, DOSMEM_BiosDataSeg ); /* KERNEL.193: __0040H */
NE_SetEntryPoint( inst, 194, DOSMEM_BiosSysSeg ); /* KERNEL.194: __F000H */
/* Initialize KERNEL.THHOOK */
TASK_InstallTHHook(MapSL((SEGPTR)GetProcAddress16( inst, (LPCSTR)332 )));
/* Initialize the real-mode selector entry points */
#define SET_ENTRY_POINT( num, addr ) \
NE_SetEntryPoint( inst, (num), GLOBAL_CreateBlock( GMEM_FIXED, \
DOSMEM_MapDosToLinear(addr), 0x10000, inst, \
WINE_LDT_FLAGS_DATA ))
SET_ENTRY_POINT( 174, 0xa0000 ); /* KERNEL.174: __A000H */
SET_ENTRY_POINT( 181, 0xb0000 ); /* KERNEL.181: __B000H */
SET_ENTRY_POINT( 182, 0xb8000 ); /* KERNEL.182: __B800H */
SET_ENTRY_POINT( 195, 0xc0000 ); /* KERNEL.195: __C000H */
SET_ENTRY_POINT( 179, 0xd0000 ); /* KERNEL.179: __D000H */
SET_ENTRY_POINT( 190, 0xe0000 ); /* KERNEL.190: __E000H */
#undef SET_ENTRY_POINT
/* Force loading of some dlls */
LoadLibrary16( "system.drv" );
return TRUE;
}
/***********************************************************************
* EnableDos (KERNEL.41)
* DisableDos (KERNEL.42)
* GetLastDiskChange (KERNEL.98)
* ValidateCodeSegments (KERNEL.100)
* KbdRst (KERNEL.123)
* EnableKernel (KERNEL.124)
* DisableKernel (KERNEL.125)
* ValidateFreeSpaces (KERNEL.200)
* K237 (KERNEL.237)
* BUNNY_351 (KERNEL.351)
* PIGLET_361 (KERNEL.361)
*
* Entry point for kernel functions that do nothing.
*/
LONG WINAPI KERNEL_nop(void)
{
return 0;
}
/* thunk for 16-bit CreateThread */
struct thread_args
{
FARPROC16 proc;
DWORD param;
};
static DWORD CALLBACK start_thread16( LPVOID threadArgs )
{
struct thread_args args = *(struct thread_args *)threadArgs;
HeapFree( GetProcessHeap(), 0, threadArgs );
return K32WOWCallback16( (DWORD)args.proc, args.param );
}
/***********************************************************************
* CreateThread16 (KERNEL.441)
*/
HANDLE WINAPI CreateThread16( SECURITY_ATTRIBUTES *sa, DWORD stack,
FARPROC16 start, SEGPTR param,
DWORD flags, LPDWORD id )
{
struct thread_args *args = HeapAlloc( GetProcessHeap(), 0, sizeof(*args) );
if (!args) return INVALID_HANDLE_VALUE;
args->proc = start;
args->param = param;
return CreateThread( sa, stack, start_thread16, args, flags, id );
}