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wine/dlls/kernel/relay16.c
Mike McCormack 405ac7a80c - don't include winreg.h 
- include kernel_private.h to get declaration for convert_old_config()
2005-06-20 10:40:37 +00:00

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15 KiB
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/*
* Copyright 1993 Robert J. Amstadt
* Copyright 1995 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#include "windef.h"
#include "winbase.h"
#include "wine/winbase16.h"
#include "winternl.h"
#include "kernel_private.h"
#include "kernel16_private.h"
#include "wine/unicode.h"
#include "wine/library.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(relay);
#ifdef __i386__
static const WCHAR **debug_relay_excludelist;
static const WCHAR **debug_relay_includelist;
static const WCHAR **debug_snoop_excludelist;
static const WCHAR **debug_snoop_includelist;
/* compare an ASCII and a Unicode string without depending on the current codepage */
inline static int strcmpiAW( const char *strA, const WCHAR *strW )
{
while (*strA && (toupperW((unsigned char)*strA) == toupperW(*strW))) { strA++; strW++; }
return toupperW((unsigned char)*strA) - toupperW(*strW);
}
/* compare an ASCII and a Unicode string without depending on the current codepage */
inline static int strncmpiAW( const char *strA, const WCHAR *strW, int n )
{
int ret = 0;
for ( ; n > 0; n--, strA++, strW++)
if ((ret = toupperW((unsigned char)*strA) - toupperW(*strW)) || !*strA) break;
return ret;
}
/***********************************************************************
* build_list
*
* Build a function list from a ';'-separated string.
*/
static const WCHAR **build_list( const WCHAR *buffer )
{
int count = 1;
const WCHAR *p = buffer;
const WCHAR **ret;
while ((p = strchrW( p, ';' )))
{
count++;
p++;
}
/* allocate count+1 pointers, plus the space for a copy of the string */
if ((ret = RtlAllocateHeap( GetProcessHeap(), 0,
(count+1) * sizeof(WCHAR*) + (strlenW(buffer)+1) * sizeof(WCHAR) )))
{
WCHAR *str = (WCHAR *)(ret + count + 1);
WCHAR *p = str;
strcpyW( str, buffer );
count = 0;
for (;;)
{
ret[count++] = p;
if (!(p = strchrW( p, ';' ))) break;
*p++ = 0;
}
ret[count++] = NULL;
}
return ret;
}
/***********************************************************************
* RELAY16_InitDebugLists
*
* Build the relay include/exclude function lists.
*/
void RELAY16_InitDebugLists(void)
{
OBJECT_ATTRIBUTES attr;
UNICODE_STRING name;
char buffer[1024];
HANDLE root, hkey;
DWORD count;
WCHAR *str;
static const WCHAR configW[] = {'S','o','f','t','w','a','r','e','\\',
'W','i','n','e','\\',
'D','e','b','u','g',0};
static const WCHAR RelayIncludeW[] = {'R','e','l','a','y','I','n','c','l','u','d','e',0};
static const WCHAR RelayExcludeW[] = {'R','e','l','a','y','E','x','c','l','u','d','e',0};
static const WCHAR SnoopIncludeW[] = {'S','n','o','o','p','I','n','c','l','u','d','e',0};
static const WCHAR SnoopExcludeW[] = {'S','n','o','o','p','E','x','c','l','u','d','e',0};
RtlOpenCurrentUser( KEY_ALL_ACCESS, &root );
attr.Length = sizeof(attr);
attr.RootDirectory = root;
attr.ObjectName = &name;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
RtlInitUnicodeString( &name, configW );
/* @@ Wine registry key: HKCU\Software\Wine\Debug */
if (NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr )) hkey = 0;
NtClose( root );
if (!hkey) return;
str = (WCHAR *)((KEY_VALUE_PARTIAL_INFORMATION *)buffer)->Data;
RtlInitUnicodeString( &name, RelayIncludeW );
if (!NtQueryValueKey( hkey, &name, KeyValuePartialInformation, buffer, sizeof(buffer), &count ))
{
debug_relay_includelist = build_list( str );
}
RtlInitUnicodeString( &name, RelayExcludeW );
if (!NtQueryValueKey( hkey, &name, KeyValuePartialInformation, buffer, sizeof(buffer), &count ))
{
debug_relay_excludelist = build_list( str );
}
RtlInitUnicodeString( &name, SnoopIncludeW );
if (!NtQueryValueKey( hkey, &name, KeyValuePartialInformation, buffer, sizeof(buffer), &count ))
{
debug_snoop_includelist = build_list( str );
}
RtlInitUnicodeString( &name, SnoopExcludeW );
if (!NtQueryValueKey( hkey, &name, KeyValuePartialInformation, buffer, sizeof(buffer), &count ))
{
debug_snoop_excludelist = build_list( str );
}
NtClose( hkey );
}
/***********************************************************************
* check_list
*
* Check if a given module and function is in the list.
*/
static BOOL check_list( const char *module, int ordinal, const char *func, const WCHAR **list )
{
char ord_str[10];
sprintf( ord_str, "%d", ordinal );
for(; *list; list++)
{
const WCHAR *p = strrchrW( *list, '.' );
if (p && p > *list) /* check module and function */
{
int len = p - *list;
if (strncmpiAW( module, *list, len-1 ) || module[len]) continue;
if (p[1] == '*' && !p[2]) return TRUE;
if (!strcmpiAW( ord_str, p + 1 )) return TRUE;
if (func && !strcmpiAW( func, p + 1 )) return TRUE;
}
else /* function only */
{
if (func && !strcmpiAW( func, *list )) return TRUE;
}
}
return FALSE;
}
/***********************************************************************
* RELAY_ShowDebugmsgRelay
*
* Simple function to decide if a particular debugging message is
* wanted.
*/
static BOOL RELAY_ShowDebugmsgRelay(const char *module, int ordinal, const char *func)
{
if (debug_relay_excludelist && check_list( module, ordinal, func, debug_relay_excludelist ))
return FALSE;
if (debug_relay_includelist && !check_list( module, ordinal, func, debug_relay_includelist ))
return FALSE;
return TRUE;
}
/***********************************************************************
* SNOOP16_ShowDebugmsgSnoop
*
* Simple function to decide if a particular debugging message is
* wanted.
*/
int SNOOP16_ShowDebugmsgSnoop(const char *module, int ordinal, const char *func)
{
if (debug_snoop_excludelist && check_list( module, ordinal, func, debug_snoop_excludelist ))
return FALSE;
if (debug_snoop_includelist && !check_list( module, ordinal, func, debug_snoop_includelist ))
return FALSE;
return TRUE;
}
/***********************************************************************
* get_entry_point
*
* Return the ordinal, name, and type info corresponding to a CS:IP address.
*/
static const CALLFROM16 *get_entry_point( STACK16FRAME *frame, LPSTR module, LPSTR func, WORD *pOrd )
{
WORD i, max_offset;
register BYTE *p;
NE_MODULE *pModule;
ET_BUNDLE *bundle;
ET_ENTRY *entry;
if (!(pModule = NE_GetPtr( FarGetOwner16( GlobalHandle16( frame->module_cs ) ))))
return NULL;
max_offset = 0;
*pOrd = 0;
bundle = (ET_BUNDLE *)((BYTE *)pModule + pModule->ne_enttab);
do
{
entry = (ET_ENTRY *)((BYTE *)bundle+6);
for (i = bundle->first + 1; i <= bundle->last; i++)
{
if ((entry->offs < frame->entry_ip)
&& (entry->segnum == 1) /* code segment ? */
&& (entry->offs >= max_offset))
{
max_offset = entry->offs;
*pOrd = i;
}
entry++;
}
} while ( (bundle->next)
&& (bundle = (ET_BUNDLE *)((BYTE *)pModule+bundle->next)));
/* Search for the name in the resident names table */
/* (built-in modules have no non-resident table) */
p = (BYTE *)pModule + pModule->ne_restab;
memcpy( module, p + 1, *p );
module[*p] = 0;
while (*p)
{
p += *p + 1 + sizeof(WORD);
if (*(WORD *)(p + *p + 1) == *pOrd) break;
}
memcpy( func, p + 1, *p );
func[*p] = 0;
/* Retrieve entry point call structure */
p = MapSL( MAKESEGPTR( frame->module_cs, frame->callfrom_ip ) );
/* p now points to lret, get the start of CALLFROM16 structure */
return (CALLFROM16 *)(p - (BYTE *)&((CALLFROM16 *)0)->lret);
}
/***********************************************************************
* RELAY_DebugCallFrom16
*/
void RELAY_DebugCallFrom16( CONTEXT86 *context )
{
STACK16FRAME *frame;
WORD ordinal;
char *args16, module[10], func[64];
const CALLFROM16 *call;
int i;
if (!TRACE_ON(relay)) return;
frame = CURRENT_STACK16;
call = get_entry_point( frame, module, func, &ordinal );
if (!call) return; /* happens for the two snoop register relays */
if (!RELAY_ShowDebugmsgRelay( module, ordinal, func )) return;
DPRINTF( "%04lx:Call %s.%d: %s(",GetCurrentThreadId(), module, ordinal, func );
args16 = (char *)(frame + 1);
if (call->lret == 0xcb66) /* cdecl */
{
for (i = 0; i < 20; i++)
{
int type = (call->arg_types[i / 10] >> (3 * (i % 10))) & 7;
if (type == ARG_NONE) break;
if (i) DPRINTF( "," );
switch(type)
{
case ARG_WORD:
case ARG_SWORD:
DPRINTF( "%04x", *(WORD *)args16 );
args16 += sizeof(WORD);
break;
case ARG_LONG:
DPRINTF( "%08x", *(int *)args16 );
args16 += sizeof(int);
break;
case ARG_PTR:
DPRINTF( "%04x:%04x", *(WORD *)(args16+2), *(WORD *)args16 );
args16 += sizeof(SEGPTR);
break;
case ARG_STR:
DPRINTF( "%08x %s", *(int *)args16,
debugstr_a( MapSL(*(SEGPTR *)args16 )));
args16 += sizeof(int);
break;
case ARG_SEGSTR:
DPRINTF( "%04x:%04x %s", *(WORD *)(args16+2), *(WORD *)args16,
debugstr_a( MapSL(*(SEGPTR *)args16 )) );
args16 += sizeof(SEGPTR);
break;
default:
break;
}
}
}
else /* not cdecl */
{
/* Start with the last arg */
args16 += call->nArgs;
for (i = 0; i < 20; i++)
{
int type = (call->arg_types[i / 10] >> (3 * (i % 10))) & 7;
if (type == ARG_NONE) break;
if (i) DPRINTF( "," );
switch(type)
{
case ARG_WORD:
case ARG_SWORD:
args16 -= sizeof(WORD);
DPRINTF( "%04x", *(WORD *)args16 );
break;
case ARG_LONG:
args16 -= sizeof(int);
DPRINTF( "%08x", *(int *)args16 );
break;
case ARG_PTR:
args16 -= sizeof(SEGPTR);
DPRINTF( "%04x:%04x", *(WORD *)(args16+2), *(WORD *)args16 );
break;
case ARG_STR:
args16 -= sizeof(int);
DPRINTF( "%08x %s", *(int *)args16,
debugstr_a( MapSL(*(SEGPTR *)args16 )));
break;
case ARG_SEGSTR:
args16 -= sizeof(SEGPTR);
DPRINTF( "%04x:%04x %s", *(WORD *)(args16+2), *(WORD *)args16,
debugstr_a( MapSL(*(SEGPTR *)args16 )) );
break;
default:
break;
}
}
}
DPRINTF( ") ret=%04x:%04x ds=%04x\n", frame->cs, frame->ip, frame->ds );
if (call->arg_types[0] & ARG_REGISTER)
DPRINTF(" AX=%04x BX=%04x CX=%04x DX=%04x SI=%04x DI=%04x ES=%04x EFL=%08lx\n",
(WORD)context->Eax, (WORD)context->Ebx, (WORD)context->Ecx,
(WORD)context->Edx, (WORD)context->Esi, (WORD)context->Edi,
(WORD)context->SegEs, context->EFlags );
SYSLEVEL_CheckNotLevel( 2 );
}
/***********************************************************************
* RELAY_DebugCallFrom16Ret
*/
void RELAY_DebugCallFrom16Ret( CONTEXT86 *context, int ret_val )
{
STACK16FRAME *frame;
WORD ordinal;
char module[10], func[64];
const CALLFROM16 *call;
if (!TRACE_ON(relay)) return;
frame = CURRENT_STACK16;
call = get_entry_point( frame, module, func, &ordinal );
if (!call) return;
if (!RELAY_ShowDebugmsgRelay( module, ordinal, func )) return;
DPRINTF( "%04lx:Ret %s.%d: %s() ", GetCurrentThreadId(), module, ordinal, func );
if (call->arg_types[0] & ARG_REGISTER)
{
DPRINTF("retval=none ret=%04x:%04x ds=%04x\n",
(WORD)context->SegCs, LOWORD(context->Eip), (WORD)context->SegDs);
DPRINTF(" AX=%04x BX=%04x CX=%04x DX=%04x SI=%04x DI=%04x ES=%04x EFL=%08lx\n",
(WORD)context->Eax, (WORD)context->Ebx, (WORD)context->Ecx,
(WORD)context->Edx, (WORD)context->Esi, (WORD)context->Edi,
(WORD)context->SegEs, context->EFlags );
}
else if (call->arg_types[0] & ARG_RET16)
{
DPRINTF( "retval=%04x ret=%04x:%04x ds=%04x\n",
ret_val & 0xffff, frame->cs, frame->ip, frame->ds );
}
else
{
DPRINTF( "retval=%08x ret=%04x:%04x ds=%04x\n",
ret_val, frame->cs, frame->ip, frame->ds );
}
SYSLEVEL_CheckNotLevel( 2 );
}
#else /* __i386__ */
/*
* Stubs for the CallTo16/CallFrom16 routines on non-Intel architectures
* (these will never be called but need to be present to satisfy the linker ...)
*/
/***********************************************************************
* __wine_call_from_16_word (KERNEL32.@)
*/
WORD __wine_call_from_16_word()
{
assert( FALSE );
}
/***********************************************************************
* __wine_call_from_16_long (KERNEL32.@)
*/
LONG __wine_call_from_16_long()
{
assert( FALSE );
}
/***********************************************************************
* __wine_call_from_16_regs (KERNEL32.@)
*/
void __wine_call_from_16_regs()
{
assert( FALSE );
}
DWORD WINAPI CALL32_CBClient( FARPROC proc, LPWORD args, DWORD *esi )
{ assert( FALSE ); }
DWORD WINAPI CALL32_CBClientEx( FARPROC proc, LPWORD args, DWORD *esi, INT *nArgs )
{ assert( FALSE ); }
#endif /* __i386__ */
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