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wine/miscemu/int31.c
Alexandre Julliard 234bc24db1 Release 941210
Wed Dec  7 14:52:25 1994  Alexandre Julliard  (julliard@lamisun.epfl.ch)

	* [controls/listbox.c]
	Fixed problems due to new scroll-bar code.

	* [loader/signal.c] [miscemu/ioports.c]
	Handle I/O opcodes that use an absolute address.

	* [objects/text.c]
	Implemented TabbedTextOut().

Sat Dec  3 18:53:08 1994  Kenneth MacDonald  <K.MacDonald@ed.ac.uk>

	* [objects/metafile.c]
	Implemented GetMetafile().
	Fixed bug in PlayMetaFile() when reading disc based metafile records.
	Added META_POLYPOLYGON, META_DELETEOBJECT and META_EOF to 
	PlayMetaFileRecord().
	
Wed Nov 30 06:32:25 1994  Martin von Loewis  (martin@cs.csufresno.edu)

	* [Imakefile]
	wine.sym: Remove gcc2_compiled and friends

	* [controls/listbox.c][if1632/relay.c][if1632/relay.c]
	  [loader/resource.c][memory/heap.c][objects/dib.c][windows/dialog.c]
	Replace #ifdef DEBUG_XXX with if(debugging_xxx){

	* [if1632/call.S]
	CallToLibMain: New function

	* [if1632/relay.c][include/options.h][misc/main.c]
	  [miscemu/int1a.c][miscemu/int21.c][miscemu/kernel.c]
	removed Options.relay_debug

	* [include/heap.h]
	HEAP_OWNER: Use ds instead of cs:ip

	* [loader/ne_image.c]
	LoadNEImage: Remember current exe, handle nodata dlls
	InitNEDLL: handle nodata dlls, call CallToLibMain

	* [loader/selector.c]
	CreateSelectors: Initialize auto_data_sel with 0

	* [memory/heap.c]
	HEAP_CheckHeap: Check prev
	HEAP_CheckLocalHeaps: new function

	* [misc/profile]
	Remember and dump only changed profiles

	* [tools/makedebug]
	Introduce debugging_xxx flags

Sun Nov 27 23:13:22 MET 1994	<erik@xs4all.nl>

	* [clipboard.h color.h dc.h dos_fs.h event.h font.h graphics.h
	if1632.h kernel.h library.h miscemu.h ne_image.h nonclient.h 
	pe_image.h selectors.h wintypes.h]
	Added.

	* [*/*]
	- Commented all 'static char copyright statements', see misc/main.c
	- moved prototypes to headers files, fixed wrong prototypes.
	- *please* add a header file for each .c if you need to export
	  things.

	* [misc/main.c]
	Added one static string which list the names of the contributors.

Fri Nov 25 16:24:27 MET 1994		  Dag Asheim (dash@ifi.uio.no)

	* [Configure]
	Made the support for multiple languages more automatic.  Added
	a [fonts] section to the wine.conf file.  Made the defaults
	better.  Generally cleaned it up.

	* [rc/sysres_No.rc] [rc/sysres_De.rc] [rc/sysres.c]
	Norwegian resources and small fixes to the german resources.

Wed Nov 23 20:28:59 1994  Martin von Loewis  (martin@cs.csufresno.edu)

	* [debugger/break.c]
	bark(), toggle_next(), should_continue(): New functions
	insert_break(): Fixed, adds write access to page before writing
	wine_bp.next_addr: new structure field

	* [debugger/dbg.y]
	Changed symbol's value to be it's value instead of the value
	pointed to by the symbol.
	Changed SIGTRAP handling to allow continuation after break point

	* [misc/shell.c]
	ShellAbout(): Load resource from memory
1994-12-10 13:02:28 +00:00

108 lines
2.8 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include "registers.h"
#include "wine.h"
#include "miscemu.h"
#include "stddebug.h"
/* #define DEBUG_INT */
#include "debug.h"
typedef struct {
WORD accessed : 1;
WORD read_write : 1;
WORD conf_exp : 1;
WORD code : 1;
WORD xsystem : 1;
WORD dpl : 2;
WORD present : 1;
WORD dummy : 8;
} ACCESS;
typedef ACCESS *LPACCESS;
typedef struct {
WORD Limit;
WORD addr_lo;
BYTE addr_hi;
ACCESS access;
WORD reserved;
} DESCRIPTOR;
typedef DESCRIPTOR *LPDESCRIPTOR;
HANDLE DPMI_GetNewSelector(WORD selcount);
BOOL DPMI_FreeSelector(HANDLE pmSel);
BOOL DPMI_SetDescriptor(HANDLE pmSel, LPDESCRIPTOR lpDesc);
/*************************************************************************/
int do_int31(struct sigcontext_struct *context)
{
LPDESCRIPTOR lpDesc;
dprintf_int(stddeb,"do_int31 // context->sc_eax=%08lX\n",
context->sc_eax);
switch(context->sc_eax)
{
case 0x0000:
context->sc_eax = DPMI_GetNewSelector(context->sc_ecx);
break;
case 0x0001:
context->sc_eax = DPMI_FreeSelector(context->sc_ebx);
break;
case 0x000C:
lpDesc = (LPDESCRIPTOR) MAKELONG(context->sc_edi,
context->sc_es);
context->sc_eax = DPMI_SetDescriptor(context->sc_ebx, lpDesc);
break;
default:
IntBarf(0x31, context);
};
return 1;
}
/*************************************************************************/
HANDLE DPMI_GetNewSelector(WORD selcount)
{
LPSTR ptr;
HANDLE pmSel;
dprintf_int(stddeb,"DPMI_GetNewSelector(%d); !\n", selcount);
pmSel = GlobalAlloc(GMEM_FIXED, 4096);
ptr = GlobalLock(pmSel);
dprintf_int(stddeb,"DPMI_GetNewSelector() return %04X !\n", pmSel);
return pmSel;
}
BOOL DPMI_FreeSelector(HANDLE pmSel)
{
dprintf_int(stddeb,"DPMI_FreeSelector(%04X); !\n", pmSel);
GlobalFree(pmSel);
return 0;
}
BOOL DPMI_SetDescriptor(HANDLE pmSel, LPDESCRIPTOR lpDesc)
{
dprintf_int(stdnimp,"DPMI_SetDescriptor(%04X, %p); !\n",
pmSel, lpDesc);
dprintf_int(stdnimp,"DPMI lpDesc->Limit=%u \n", lpDesc->Limit);
dprintf_int(stdnimp,"DPMI lpDesc->addr_lo=%04X \n", lpDesc->addr_lo);
dprintf_int(stdnimp,"DPMI lpDesc->addr_hi=%02X \n", lpDesc->addr_hi);
dprintf_int(stdnimp,"DPMI lpDesc->access.accessed=%u \n",
lpDesc->access.accessed);
dprintf_int(stdnimp,"DPMI lpDesc->access.read_write=%u \n",
lpDesc->access.read_write);
dprintf_int(stdnimp,"DPMI lpDesc->access.conf_exp=%u \n",
lpDesc->access.conf_exp);
dprintf_int(stdnimp,"DPMI lpDesc->access.code=%u \n",
lpDesc->access.code);
dprintf_int(stdnimp,"DPMI lpDesc->access.xsystem=%u \n",
lpDesc->access.xsystem);
dprintf_int(stdnimp,"DPMI lpDesc->access.dpl=%u \n",
lpDesc->access.dpl);
dprintf_int(stdnimp,"DPMI lpDesc->access.present=%u \n",
lpDesc->access.present);
dprintf_int(stdnimp,"DPMI lpDesc->reserved=%04X \n", lpDesc->reserved);
return FALSE;
}