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wine/dlls/kernel32/kernel16.c
Alexandre Julliard 1b2ceb5718 kernel32: Moved _DebugOutput to kernel16.c.
2009-01-06 20:27:51 +01:00

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/*
* 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 <stdio.h>
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "wownt32.h"
#include "toolhelp.h"
#include "kernel_private.h"
#include "kernel16_private.h"
#include "wine/server.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(module);
/**************************************************************************
* 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 );
}
/***********************************************************************
* wait_input_idle
*
* user32.WaitForInputIdle releases the win16 lock, so here is a replacement.
*/
static DWORD wait_input_idle( HANDLE process, DWORD timeout )
{
DWORD ret;
HANDLE handles[2];
handles[0] = process;
SERVER_START_REQ( get_process_idle_event )
{
req->handle = wine_server_obj_handle(process);
if (!(ret = wine_server_call_err( req ))) handles[1] = wine_server_ptr_handle( reply->event );
}
SERVER_END_REQ;
if (ret) return WAIT_FAILED; /* error */
if (!handles[1]) return 0; /* no event to wait on */
return WaitForMultipleObjects( 2, handles, FALSE, timeout );
}
/**************************************************************************
* WINOLDAP entry point
*/
void WINAPI WINOLDAP_EntryPoint( CONTEXT86 *context )
{
PDB16 *psp;
INT len;
LPSTR cmdline;
PROCESS_INFORMATION info;
STARTUPINFOA startup;
DWORD count, exit_code = 1;
InitTask16( context );
TRACE( "(ds=%x es=%x fs=%x gs=%x, bx=%04x cx=%04x di=%04x si=%x)\n",
context->SegDs, context->SegEs, context->SegFs, context->SegGs,
context->Ebx, context->Ecx, context->Edi, context->Esi );
psp = GlobalLock16( context->SegEs );
len = psp->cmdLine[0];
cmdline = HeapAlloc( GetProcessHeap(), 0, len + 1 );
memcpy( cmdline, psp->cmdLine + 1, len );
cmdline[len] = 0;
memset( &startup, 0, sizeof(startup) );
startup.cb = sizeof(startup);
if (CreateProcessA( NULL, cmdline, NULL, NULL, FALSE,
0, NULL, NULL, &startup, &info ))
{
/* Give 10 seconds to the app to come up */
if (wait_input_idle( info.hProcess, 10000 ) == WAIT_FAILED)
WARN("WaitForInputIdle failed: Error %d\n", GetLastError() );
ReleaseThunkLock( &count );
WaitForSingleObject( info.hProcess, INFINITE );
GetExitCodeProcess( info.hProcess, &exit_code );
CloseHandle( info.hThread );
CloseHandle( info.hProcess );
}
else
ReleaseThunkLock( &count );
HeapFree( GetProcessHeap(), 0, cmdline );
ExitThread( exit_code );
}
/**************************************************************************
* WINHELP entry point
*
* FIXME: should go into winhlp32.exe, but we don't support 16-bit modules in executables yet.
*/
void WINAPI WINHELP_EntryPoint( CONTEXT86 *context )
{
static const WCHAR winhlp32W[] = {'\\','w','i','n','h','l','p','3','2','.','e','x','e',0};
PDB16 *psp;
INT len, total;
WCHAR *cmdline, *p;
PROCESS_INFORMATION info;
STARTUPINFOW startup;
DWORD count, exit_code = 1;
InitTask16( context );
TRACE( "(ds=%x es=%x fs=%x gs=%x, bx=%04x cx=%04x di=%04x si=%x)\n",
context->SegDs, context->SegEs, context->SegFs, context->SegGs,
context->Ebx, context->Ecx, context->Edi, context->Esi );
psp = GlobalLock16( context->SegEs );
len = MultiByteToWideChar( CP_ACP, 0, (char *)psp->cmdLine + 1, psp->cmdLine[0], NULL, 0 );
total = (GetSystemDirectoryW( NULL, 0 ) + len + 1) * sizeof(WCHAR) + sizeof(winhlp32W);
cmdline = HeapAlloc( GetProcessHeap(), 0, total );
GetSystemDirectoryW( cmdline, total );
lstrcatW( cmdline, winhlp32W );
p = cmdline + lstrlenW(cmdline);
if (len)
{
*p++ = ' ';
MultiByteToWideChar( CP_ACP, 0, (char *)psp->cmdLine + 1, psp->cmdLine[0], p, len );
p[len] = 0;
}
memset( &startup, 0, sizeof(startup) );
startup.cb = sizeof(startup);
if (CreateProcessW( NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info ))
{
/* Give 10 seconds to the app to come up */
if (wait_input_idle( info.hProcess, 10000 ) == WAIT_FAILED)
WARN("WaitForInputIdle failed: Error %d\n", GetLastError() );
ReleaseThunkLock( &count );
WaitForSingleObject( info.hProcess, INFINITE );
GetExitCodeProcess( info.hProcess, &exit_code );
CloseHandle( info.hThread );
CloseHandle( info.hProcess );
}
else
ReleaseThunkLock( &count );
HeapFree( GetProcessHeap(), 0, cmdline );
ExitThread( exit_code );
}
/***********************************************************************
* _DebugOutput (KERNEL.328)
*/
void WINAPIV _DebugOutput( WORD flags, LPCSTR spec, VA_LIST16 valist )
{
char caller[101];
/* Decode caller address */
if (!GetModuleName16( GetExePtr(CURRENT_STACK16->cs), caller, sizeof(caller) ))
sprintf( caller, "%04X:%04X", CURRENT_STACK16->cs, CURRENT_STACK16->ip );
/* FIXME: cannot use wvsnprintf16 from kernel */
/* wvsnprintf16( temp, sizeof(temp), spec, valist ); */
/* Output */
FIXME("%s %04x %s\n", caller, flags, debugstr_a(spec) );
}
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