1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
3 /* Wine internal debugger
4 * Interface to Windows debugger API
5 * Copyright 2000 Eric Pouech
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
33 #include "msvcrt/excpt.h"
37 DBG_PROCESS
* DEBUG_CurrProcess
= NULL
;
38 DBG_THREAD
* DEBUG_CurrThread
= NULL
;
41 CONTEXT DEBUG_context
;
42 BOOL DEBUG_interactiveP
= FALSE
;
44 static char* DEBUG_LastCmdLine
= NULL
;
46 static DBG_PROCESS
* DEBUG_ProcessList
= NULL
;
47 static int automatic_mode
;
48 DBG_INTVAR DEBUG_IntVars
[DBG_IV_LAST
];
50 void DEBUG_Output(int chn
, const char* buffer
, int len
)
52 if (DBG_IVAR(ConChannelMask
) & chn
)
53 WriteFile(GetStdHandle(STD_OUTPUT_HANDLE
), buffer
, len
, NULL
, NULL
);
54 if (DBG_IVAR(StdChannelMask
) & chn
)
55 fwrite(buffer
, len
, 1, stderr
);
58 int DEBUG_Printf(int chn
, const char* format
, ...)
60 static char buf
[4*1024];
64 va_start(valist
, format
);
65 len
= vsnprintf(buf
, sizeof(buf
), format
, valist
);
68 if (len
<= -1 || len
>= sizeof(buf
)) {
69 len
= sizeof(buf
) - 1;
71 buf
[len
- 1] = buf
[len
- 2] = buf
[len
- 3] = '.';
73 DEBUG_Output(chn
, buf
, len
);
77 static BOOL
DEBUG_IntVarsRW(int read
)
80 DWORD type
= REG_DWORD
;
82 DWORD count
= sizeof(val
);
84 DBG_INTVAR
* div
= DEBUG_IntVars
;
87 /* initializes internal vars table */
88 #define INTERNAL_VAR(_var,_val,_ref,_typ) \
89 div->val = _val; div->name = #_var; div->pval = _ref; \
90 div->type = DEBUG_GetBasicType(_typ); div++;
95 if (RegCreateKeyA(HKEY_CURRENT_USER
, "Software\\Wine\\WineDbg", &hkey
)) {
96 /* since the IVars are not yet setup, DEBUG_Printf doesn't work,
98 fprintf(stderr
, "Cannot create WineDbg key in registry\n");
102 for (i
= 0; i
< DBG_IV_LAST
; i
++) {
104 if (!DEBUG_IntVars
[i
].pval
) {
105 if (!RegQueryValueEx(hkey
, DEBUG_IntVars
[i
].name
, 0,
106 &type
, (LPSTR
)&val
, &count
))
107 DEBUG_IntVars
[i
].val
= val
;
108 DEBUG_IntVars
[i
].pval
= &DEBUG_IntVars
[i
].val
;
110 *DEBUG_IntVars
[i
].pval
= 0;
113 /* FIXME: type should be infered from basic type -if any- of intvar */
114 if (DEBUG_IntVars
[i
].pval
== &DEBUG_IntVars
[i
].val
)
115 RegSetValueEx(hkey
, DEBUG_IntVars
[i
].name
, 0,
116 type
, (LPCVOID
)DEBUG_IntVars
[i
].pval
, count
);
123 DBG_INTVAR
* DEBUG_GetIntVar(const char* name
)
127 for (i
= 0; i
< DBG_IV_LAST
; i
++) {
128 if (!strcmp(DEBUG_IntVars
[i
].name
, name
))
129 return &DEBUG_IntVars
[i
];
134 static WINE_EXCEPTION_FILTER(wine_dbg
)
136 DEBUG_Printf(DBG_CHN_MESG
, "\nwine_dbg: Exception (%lx) inside debugger, continuing...\n", GetExceptionCode());
137 DEBUG_ExternalDebugger();
138 return EXCEPTION_EXECUTE_HANDLER
;
141 DBG_PROCESS
* DEBUG_GetProcess(DWORD pid
)
145 for (p
= DEBUG_ProcessList
; p
; p
= p
->next
)
146 if (p
->pid
== pid
) break;
150 static DBG_PROCESS
* DEBUG_AddProcess(DWORD pid
, HANDLE h
, const char* imageName
)
152 DBG_PROCESS
* p
= DBG_alloc(sizeof(DBG_PROCESS
));
157 p
->imageName
= imageName
? DBG_strdup(imageName
) : NULL
;
160 p
->continue_on_first_exception
= FALSE
;
165 p
->delayed_bp
= NULL
;
166 p
->num_delayed_bp
= 0;
168 p
->next
= DEBUG_ProcessList
;
170 if (DEBUG_ProcessList
) DEBUG_ProcessList
->prev
= p
;
171 DEBUG_ProcessList
= p
;
175 static void DEBUG_DelThread(DBG_THREAD
* p
);
177 static void DEBUG_DelProcess(DBG_PROCESS
* p
)
181 if (p
->threads
!= NULL
) {
182 DEBUG_Printf(DBG_CHN_ERR
, "Shouldn't happen\n");
183 while (p
->threads
) DEBUG_DelThread(p
->threads
);
185 for (i
= 0; i
< p
->num_delayed_bp
; i
++) {
186 DBG_free(p
->delayed_bp
[i
].name
);
188 DBG_free(p
->delayed_bp
);
189 if (p
->prev
) p
->prev
->next
= p
->next
;
190 if (p
->next
) p
->next
->prev
= p
->prev
;
191 if (p
== DEBUG_ProcessList
) DEBUG_ProcessList
= p
->next
;
192 if (p
== DEBUG_CurrProcess
) DEBUG_CurrProcess
= NULL
;
193 DBG_free((char*)p
->imageName
);
197 static void DEBUG_InitCurrProcess(void)
201 static BOOL
DEBUG_ProcessGetString(char* buffer
, int size
, HANDLE hp
, LPSTR addr
)
205 return (addr
&& ReadProcessMemory(hp
, addr
, buffer
, size
, &sz
));
208 static BOOL
DEBUG_ProcessGetStringIndirect(char* buffer
, int size
, HANDLE hp
, LPVOID addr
)
214 && ReadProcessMemory(hp
, addr
, &ad
, sizeof(ad
), &sz
)
217 && ReadProcessMemory(hp
, ad
, buffer
, size
, &sz
))
223 DBG_THREAD
* DEBUG_GetThread(DBG_PROCESS
* p
, DWORD tid
)
227 for (t
= p
->threads
; t
; t
= t
->next
)
228 if (t
->tid
== tid
) break;
232 static DBG_THREAD
* DEBUG_AddThread(DBG_PROCESS
* p
, DWORD tid
,
233 HANDLE h
, LPVOID start
, LPVOID teb
)
235 DBG_THREAD
* t
= DBG_alloc(sizeof(DBG_THREAD
));
244 t
->wait_for_first_exception
= 0;
245 t
->dbg_exec_mode
= EXEC_CONT
;
246 t
->dbg_exec_count
= 0;
247 sprintf(t
->name
, "%08lx", tid
);
250 t
->next
= p
->threads
;
252 if (p
->threads
) p
->threads
->prev
= t
;
258 static void DEBUG_InitCurrThread(void)
260 if (DEBUG_CurrThread
->start
) {
261 if (DEBUG_CurrThread
->process
->num_threads
== 1 ||
262 DBG_IVAR(BreakAllThreadsStartup
)) {
265 DEBUG_SetBreakpoints(FALSE
);
267 value
.cookie
= DV_TARGET
;
269 value
.addr
.off
= (DWORD
)DEBUG_CurrThread
->start
;
270 DEBUG_AddBreakpoint(&value
, NULL
);
271 DEBUG_SetBreakpoints(TRUE
);
274 DEBUG_CurrThread
->wait_for_first_exception
= 1;
278 static void DEBUG_DelThread(DBG_THREAD
* t
)
280 if (t
->prev
) t
->prev
->next
= t
->next
;
281 if (t
->next
) t
->next
->prev
= t
->prev
;
282 if (t
== t
->process
->threads
) t
->process
->threads
= t
->next
;
283 t
->process
->num_threads
--;
284 if (t
== DEBUG_CurrThread
) DEBUG_CurrThread
= NULL
;
288 BOOL
DEBUG_Attach(DWORD pid
, BOOL cofe
)
290 if (!(DEBUG_CurrProcess
= DEBUG_AddProcess(pid
, 0, NULL
))) return FALSE
;
292 if (!DebugActiveProcess(pid
)) {
293 DEBUG_Printf(DBG_CHN_MESG
, "Can't attach process %lx: error %ld\n", pid
, GetLastError());
294 DEBUG_DelProcess(DEBUG_CurrProcess
);
295 DEBUG_CurrProcess
= NULL
;
298 DEBUG_CurrProcess
->continue_on_first_exception
= cofe
;
302 BOOL
DEBUG_Detach(void)
304 /* remove all set breakpoints in debuggee code */
305 DEBUG_SetBreakpoints(FALSE
);
306 /* needed for single stepping (ugly).
307 * should this be handled inside the server ??? */
309 DEBUG_context
.EFlags
&= ~STEP_FLAG
;
311 SetThreadContext(DEBUG_CurrThread
->handle
, &DEBUG_context
);
312 DebugActiveProcessStop(DEBUG_CurrProcess
->pid
);
313 DEBUG_DelProcess(DEBUG_CurrProcess
);
314 DEBUG_CurrProcess
= NULL
;
315 /* FIXME: should zero out the symbol table too */
319 static BOOL
DEBUG_ExceptionProlog(BOOL is_debug
, BOOL force
, DWORD code
)
324 DEBUG_GetCurrentAddress(&addr
);
325 DEBUG_SuspendExecution();
329 DEBUG_Printf(DBG_CHN_MESG
, " in 32-bit code (0x%08lx)", addr
.off
);
331 switch(DEBUG_GetSelectorType(addr
.seg
))
334 DEBUG_Printf(DBG_CHN_MESG
, " in 32-bit code (%04lx:%08lx)", addr
.seg
, addr
.off
);
337 DEBUG_Printf(DBG_CHN_MESG
, " in 16-bit code (%04lx:%04lx)", addr
.seg
, addr
.off
);
340 DEBUG_Printf(DBG_CHN_MESG
, " in vm86 code (%04lx:%04lx)", addr
.seg
, addr
.off
);
343 DEBUG_Printf(DBG_CHN_MESG
, " bad CS (%lx)", addr
.seg
);
346 DEBUG_Printf(DBG_CHN_MESG
, ".\n");
349 DEBUG_LoadEntryPoints("Loading new modules symbols:\n");
351 if (!force
&& is_debug
&&
352 DEBUG_ShouldContinue(&addr
,
354 DEBUG_CurrThread
->dbg_exec_mode
,
355 &DEBUG_CurrThread
->dbg_exec_count
))
358 if ((newmode
= DEBUG_GetSelectorType(addr
.seg
)) == MODE_INVALID
) newmode
= MODE_32
;
359 if (newmode
!= DEBUG_CurrThread
->dbg_mode
)
361 static const char * const names
[] = { "???", "16-bit", "32-bit", "vm86" };
362 DEBUG_Printf(DBG_CHN_MESG
,"In %s mode.\n", names
[newmode
] );
363 DEBUG_CurrThread
->dbg_mode
= newmode
;
368 if (is_debug
|| force
) {
370 * Do a quiet backtrace so that we have an idea of what the situation
371 * is WRT the source files.
373 DEBUG_BackTrace(DEBUG_CurrTid
, FALSE
);
375 /* This is a real crash, dump some info */
376 DEBUG_InfoRegisters();
379 if (DEBUG_CurrThread
->dbg_mode
== MODE_16
) {
380 DEBUG_InfoSegments(DEBUG_context
.SegDs
>> 3, 1);
381 if (DEBUG_context
.SegEs
!= DEBUG_context
.SegDs
)
382 DEBUG_InfoSegments(DEBUG_context
.SegEs
>> 3, 1);
384 DEBUG_InfoSegments(DEBUG_context
.SegFs
>> 3, 1);
386 DEBUG_BackTrace(DEBUG_CurrTid
, TRUE
);
390 (DEBUG_CurrThread
->dbg_exec_mode
== EXEC_STEPI_OVER
) ||
391 (DEBUG_CurrThread
->dbg_exec_mode
== EXEC_STEPI_INSTR
)) {
395 /* Show where we crashed */
397 DEBUG_DisassembleInstruction(&addr
);
399 /* resets list internal arguments so we can look at source code when needed */
400 DEBUG_FindNearestSymbol(&addr
, TRUE
, NULL
, 0, &list
);
401 if (list
.sourcefile
) DEBUG_List(&list
, NULL
, 0);
406 static DWORD
DEBUG_ExceptionEpilog(void)
408 DEBUG_CurrThread
->dbg_exec_mode
= DEBUG_RestartExecution(DEBUG_CurrThread
->dbg_exec_mode
,
409 DEBUG_CurrThread
->dbg_exec_count
);
411 * This will have gotten absorbed into the breakpoint info
412 * if it was used. Otherwise it would have been ignored.
413 * In any case, we don't mess with it any more.
415 if (DEBUG_CurrThread
->dbg_exec_mode
== EXEC_CONT
|| DEBUG_CurrThread
->dbg_exec_mode
== EXEC_PASS
)
416 DEBUG_CurrThread
->dbg_exec_count
= 0;
418 return (DEBUG_CurrThread
->dbg_exec_mode
== EXEC_PASS
) ? DBG_EXCEPTION_NOT_HANDLED
: DBG_CONTINUE
;
421 static enum exit_mode
DEBUG_HandleException(EXCEPTION_RECORD
*rec
, BOOL first_chance
, BOOL force
, LPDWORD cont
)
423 BOOL is_debug
= FALSE
;
424 enum exit_mode ret
= EXIT_CONT
;
425 THREADNAME_INFO
*pThreadName
;
429 *cont
= DBG_CONTINUE
;
431 switch (rec
->ExceptionCode
)
433 case EXCEPTION_BREAKPOINT
:
434 case EXCEPTION_SINGLE_STEP
:
437 case EXCEPTION_NAME_THREAD
:
438 pThreadName
= (THREADNAME_INFO
*)(rec
->ExceptionInformation
);
439 if (pThreadName
->dwThreadID
== -1)
440 pThread
= DEBUG_CurrThread
;
442 pThread
= DEBUG_GetThread(DEBUG_CurrProcess
, pThreadName
->dwThreadID
);
444 if (ReadProcessMemory(DEBUG_CurrThread
->process
->handle
, pThreadName
->szName
,
445 pThread
->name
, 9, NULL
))
446 DEBUG_Printf (DBG_CHN_MESG
,
447 "Thread ID=0x%lx renamed using MS VC6 extension (name==\"%s\")\n",
448 pThread
->tid
, pThread
->name
);
452 if (first_chance
&& !is_debug
&& !force
&& !DBG_IVAR(BreakOnFirstChance
))
454 /* pass exception to program except for debug exceptions */
455 *cont
= is_debug
? DBG_CONTINUE
: DBG_EXCEPTION_NOT_HANDLED
;
461 /* print some infos */
462 DEBUG_Printf(DBG_CHN_MESG
, "%s: ",
463 first_chance
? "First chance exception" : "Unhandled exception");
464 switch (rec
->ExceptionCode
)
466 case EXCEPTION_INT_DIVIDE_BY_ZERO
:
467 DEBUG_Printf(DBG_CHN_MESG
, "divide by zero");
469 case EXCEPTION_INT_OVERFLOW
:
470 DEBUG_Printf(DBG_CHN_MESG
, "overflow");
472 case EXCEPTION_ARRAY_BOUNDS_EXCEEDED
:
473 DEBUG_Printf(DBG_CHN_MESG
, "array bounds ");
475 case EXCEPTION_ILLEGAL_INSTRUCTION
:
476 DEBUG_Printf(DBG_CHN_MESG
, "illegal instruction");
478 case EXCEPTION_STACK_OVERFLOW
:
479 DEBUG_Printf(DBG_CHN_MESG
, "stack overflow");
481 case EXCEPTION_PRIV_INSTRUCTION
:
482 DEBUG_Printf(DBG_CHN_MESG
, "privileged instruction");
484 case EXCEPTION_ACCESS_VIOLATION
:
485 if (rec
->NumberParameters
== 2)
486 DEBUG_Printf(DBG_CHN_MESG
, "page fault on %s access to 0x%08lx",
487 rec
->ExceptionInformation
[0] ? "write" : "read",
488 rec
->ExceptionInformation
[1]);
490 DEBUG_Printf(DBG_CHN_MESG
, "page fault");
492 case EXCEPTION_DATATYPE_MISALIGNMENT
:
493 DEBUG_Printf(DBG_CHN_MESG
, "Alignment");
496 DEBUG_Printf(DBG_CHN_MESG
, "^C");
499 DEBUG_Printf(DBG_CHN_MESG
, "^C");
501 case EXCEPTION_CRITICAL_SECTION_WAIT
:
506 addr
.off
= rec
->ExceptionInformation
[0];
508 DEBUG_Printf(DBG_CHN_MESG
, "wait failed on critical section ");
509 DEBUG_PrintAddress(&addr
, DEBUG_CurrThread
->dbg_mode
, FALSE
);
511 if (!DBG_IVAR(BreakOnCritSectTimeOut
))
513 DEBUG_Printf(DBG_CHN_MESG
, "\n");
517 case EXCEPTION_WINE_STUB
:
519 char dll
[32], name
[64];
520 DEBUG_ProcessGetString( dll
, sizeof(dll
), DEBUG_CurrThread
->process
->handle
,
521 (char *)rec
->ExceptionInformation
[0] );
522 DEBUG_ProcessGetString( name
, sizeof(name
), DEBUG_CurrThread
->process
->handle
,
523 (char *)rec
->ExceptionInformation
[1] );
524 DEBUG_Printf(DBG_CHN_MESG
, "unimplemented function %s.%s called", dll
, name
);
527 case EXCEPTION_VM86_INTx
:
528 DEBUG_Printf(DBG_CHN_MESG
, "interrupt %02lx in vm86 mode",
529 rec
->ExceptionInformation
[0]);
531 case EXCEPTION_VM86_STI
:
532 DEBUG_Printf(DBG_CHN_MESG
, "sti in vm86 mode");
534 case EXCEPTION_VM86_PICRETURN
:
535 DEBUG_Printf(DBG_CHN_MESG
, "PIC return in vm86 mode");
538 DEBUG_Printf(DBG_CHN_MESG
, "%08lx", rec
->ExceptionCode
);
544 DEBUG_Printf(DBG_CHN_TRACE
,
545 "Entering debugger PC=%lx EFL=%08lx mode=%d count=%d\n",
547 DEBUG_context
.Eip
, DEBUG_context
.EFlags
,
551 DEBUG_CurrThread
->dbg_exec_mode
, DEBUG_CurrThread
->dbg_exec_count
);
556 DEBUG_ExceptionProlog(is_debug
, FALSE
, rec
->ExceptionCode
);
557 return EXIT_QUIT
; /* terminate execution */
560 if (DEBUG_ExceptionProlog(is_debug
, force
, rec
->ExceptionCode
)) {
561 DEBUG_interactiveP
= TRUE
;
562 while ((ret
= DEBUG_Parser()) == EXIT_CONT
) {
563 if (DEBUG_ValidateRegisters()) {
564 if (DEBUG_CurrThread
->dbg_exec_mode
!= EXEC_PASS
|| first_chance
)
566 DEBUG_Printf(DBG_CHN_MESG
, "Cannot pass on last chance exception. You must use cont\n");
569 DEBUG_interactiveP
= FALSE
;
571 *cont
= DEBUG_ExceptionEpilog();
574 DEBUG_Printf(DBG_CHN_TRACE
,
575 "Exiting debugger PC=%lx EFL=%08lx mode=%d count=%d\n",
577 DEBUG_context
.Eip
, DEBUG_context
.EFlags
,
581 DEBUG_CurrThread
->dbg_exec_mode
, DEBUG_CurrThread
->dbg_exec_count
);
587 static BOOL
DEBUG_HandleDebugEvent(DEBUG_EVENT
* de
, LPDWORD cont
)
592 DEBUG_CurrPid
= de
->dwProcessId
;
593 DEBUG_CurrTid
= de
->dwThreadId
;
599 if ((DEBUG_CurrProcess
= DEBUG_GetProcess(de
->dwProcessId
)) != NULL
)
600 DEBUG_CurrThread
= DEBUG_GetThread(DEBUG_CurrProcess
, de
->dwThreadId
);
602 DEBUG_CurrThread
= NULL
;
604 switch (de
->dwDebugEventCode
) {
605 case EXCEPTION_DEBUG_EVENT
:
606 if (!DEBUG_CurrThread
) {
607 DEBUG_Printf(DBG_CHN_ERR
, "%08lx:%08lx: not a registered process or thread (perhaps a 16 bit one ?)\n",
608 de
->dwProcessId
, de
->dwThreadId
);
612 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: exception code=%08lx\n",
613 de
->dwProcessId
, de
->dwThreadId
,
614 de
->u
.Exception
.ExceptionRecord
.ExceptionCode
);
616 if (DEBUG_CurrProcess
->continue_on_first_exception
) {
617 DEBUG_CurrProcess
->continue_on_first_exception
= FALSE
;
618 if (!DBG_IVAR(BreakOnAttach
)) {
619 *cont
= DBG_CONTINUE
;
624 DEBUG_context
.ContextFlags
= CONTEXT_CONTROL
626 #ifdef CONTEXT_SEGMENTS
629 #ifdef CONTEXT_DEBUG_REGISTERS
630 | CONTEXT_DEBUG_REGISTERS
634 if (!GetThreadContext(DEBUG_CurrThread
->handle
, &DEBUG_context
)) {
635 DEBUG_Printf(DBG_CHN_WARN
, "Can't get thread's context\n");
639 ret
= DEBUG_HandleException(&de
->u
.Exception
.ExceptionRecord
,
640 de
->u
.Exception
.dwFirstChance
,
641 DEBUG_CurrThread
->wait_for_first_exception
,
643 if (DEBUG_CurrThread
) {
644 DEBUG_CurrThread
->wait_for_first_exception
= 0;
645 SetThreadContext(DEBUG_CurrThread
->handle
, &DEBUG_context
);
649 case CREATE_THREAD_DEBUG_EVENT
:
650 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: create thread D @%08lx\n", de
->dwProcessId
, de
->dwThreadId
,
651 (unsigned long)(LPVOID
)de
->u
.CreateThread
.lpStartAddress
);
653 if (DEBUG_CurrProcess
== NULL
) {
654 DEBUG_Printf(DBG_CHN_ERR
, "Unknown process\n");
657 if (DEBUG_GetThread(DEBUG_CurrProcess
, de
->dwThreadId
) != NULL
) {
658 DEBUG_Printf(DBG_CHN_TRACE
, "Thread already listed, skipping\n");
662 DEBUG_CurrThread
= DEBUG_AddThread(DEBUG_CurrProcess
,
664 de
->u
.CreateThread
.hThread
,
665 de
->u
.CreateThread
.lpStartAddress
,
666 de
->u
.CreateThread
.lpThreadLocalBase
);
667 if (!DEBUG_CurrThread
) {
668 DEBUG_Printf(DBG_CHN_ERR
, "Couldn't create thread\n");
671 DEBUG_InitCurrThread();
674 case CREATE_PROCESS_DEBUG_EVENT
:
675 DEBUG_ProcessGetStringIndirect(buffer
, sizeof(buffer
),
676 de
->u
.CreateProcessInfo
.hProcess
,
677 de
->u
.CreateProcessInfo
.lpImageName
);
679 /* FIXME unicode ? de->u.CreateProcessInfo.fUnicode */
680 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: create process '%s'/%p @%08lx (%ld<%ld>)\n",
681 de
->dwProcessId
, de
->dwThreadId
,
682 buffer
, de
->u
.CreateProcessInfo
.lpImageName
,
683 (unsigned long)(LPVOID
)de
->u
.CreateProcessInfo
.lpStartAddress
,
684 de
->u
.CreateProcessInfo
.dwDebugInfoFileOffset
,
685 de
->u
.CreateProcessInfo
.nDebugInfoSize
);
687 if ((DEBUG_CurrProcess
= DEBUG_GetProcess(de
->dwProcessId
)) != NULL
) {
688 if (DEBUG_CurrProcess
->handle
) {
689 DEBUG_Printf(DBG_CHN_ERR
, "Skipping already defined process\n");
692 DEBUG_CurrProcess
->handle
= de
->u
.CreateProcessInfo
.hProcess
;
693 if (DEBUG_CurrProcess
->imageName
== NULL
)
694 DEBUG_CurrProcess
->imageName
= DBG_strdup(buffer
[0] ? buffer
: "<Debugged Process>");
697 DEBUG_CurrProcess
= DEBUG_AddProcess(de
->dwProcessId
,
698 de
->u
.CreateProcessInfo
.hProcess
,
699 buffer
[0] ? buffer
: "<Debugged Process>");
700 if (DEBUG_CurrProcess
== NULL
) {
701 DEBUG_Printf(DBG_CHN_ERR
, "Unknown process\n");
706 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: create thread I @%08lx\n",
707 de
->dwProcessId
, de
->dwThreadId
,
708 (unsigned long)(LPVOID
)de
->u
.CreateProcessInfo
.lpStartAddress
);
710 DEBUG_CurrThread
= DEBUG_AddThread(DEBUG_CurrProcess
,
712 de
->u
.CreateProcessInfo
.hThread
,
713 de
->u
.CreateProcessInfo
.lpStartAddress
,
714 de
->u
.CreateProcessInfo
.lpThreadLocalBase
);
715 if (!DEBUG_CurrThread
) {
716 DEBUG_Printf(DBG_CHN_ERR
, "Couldn't create thread\n");
720 DEBUG_InitCurrProcess();
721 DEBUG_InitCurrThread();
723 DEBUG_LoadModule32(DEBUG_CurrProcess
->imageName
, de
->u
.CreateProcessInfo
.hFile
,
724 (DWORD
)de
->u
.CreateProcessInfo
.lpBaseOfImage
);
726 if (buffer
[0]) /* we got a process name */
729 if (!GetBinaryTypeA( buffer
, &type
))
731 /* not a Windows binary, assume it's a Unix executable then */
732 char unixname
[MAX_PATH
];
733 /* HACK!! should fix DEBUG_ReadExecutableDbgInfo to accept DOS filenames */
734 if (wine_get_unix_file_name( buffer
, unixname
, sizeof(unixname
) ))
736 DEBUG_ReadExecutableDbgInfo( unixname
);
741 /* if it is a Windows binary, or an invalid or missing file name,
742 * we use wine itself as the main executable */
743 DEBUG_ReadExecutableDbgInfo( "wine" );
746 case EXIT_THREAD_DEBUG_EVENT
:
747 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: exit thread (%ld)\n",
748 de
->dwProcessId
, de
->dwThreadId
, de
->u
.ExitThread
.dwExitCode
);
750 if (DEBUG_CurrThread
== NULL
) {
751 DEBUG_Printf(DBG_CHN_ERR
, "Unknown thread\n");
754 /* FIXME: remove break point set on thread startup */
755 DEBUG_DelThread(DEBUG_CurrThread
);
758 case EXIT_PROCESS_DEBUG_EVENT
:
759 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: exit process (%ld)\n",
760 de
->dwProcessId
, de
->dwThreadId
, de
->u
.ExitProcess
.dwExitCode
);
762 if (DEBUG_CurrProcess
== NULL
) {
763 DEBUG_Printf(DBG_CHN_ERR
, "Unknown process\n");
767 DEBUG_SetBreakpoints(FALSE
);
768 /* kill last thread */
769 DEBUG_DelThread(DEBUG_CurrProcess
->threads
);
770 DEBUG_DelProcess(DEBUG_CurrProcess
);
772 DEBUG_Printf(DBG_CHN_MESG
, "Process of pid=%08lx has terminated\n", DEBUG_CurrPid
);
775 case LOAD_DLL_DEBUG_EVENT
:
776 if (DEBUG_CurrThread
== NULL
) {
777 DEBUG_Printf(DBG_CHN_ERR
, "Unknown thread\n");
780 DEBUG_ProcessGetStringIndirect(buffer
, sizeof(buffer
),
781 DEBUG_CurrThread
->process
->handle
,
782 de
->u
.LoadDll
.lpImageName
);
784 /* FIXME unicode: de->u.LoadDll.fUnicode */
785 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: loads DLL %s @%08lx (%ld<%ld>)\n",
786 de
->dwProcessId
, de
->dwThreadId
,
787 buffer
, (unsigned long)de
->u
.LoadDll
.lpBaseOfDll
,
788 de
->u
.LoadDll
.dwDebugInfoFileOffset
,
789 de
->u
.LoadDll
.nDebugInfoSize
);
791 DEBUG_LoadModule32(buffer
, de
->u
.LoadDll
.hFile
, (DWORD
)de
->u
.LoadDll
.lpBaseOfDll
);
792 DEBUG_CheckDelayedBP();
793 if (DBG_IVAR(BreakOnDllLoad
)) {
794 DEBUG_Printf(DBG_CHN_MESG
, "Stopping on DLL %s loading at %08lx\n",
795 buffer
, (unsigned long)de
->u
.LoadDll
.lpBaseOfDll
);
796 ret
= DEBUG_Parser();
800 case UNLOAD_DLL_DEBUG_EVENT
:
801 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: unload DLL @%08lx\n", de
->dwProcessId
, de
->dwThreadId
,
802 (unsigned long)de
->u
.UnloadDll
.lpBaseOfDll
);
805 case OUTPUT_DEBUG_STRING_EVENT
:
806 if (DEBUG_CurrThread
== NULL
) {
807 DEBUG_Printf(DBG_CHN_ERR
, "Unknown thread\n");
811 DEBUG_ProcessGetString(buffer
, sizeof(buffer
),
812 DEBUG_CurrThread
->process
->handle
,
813 de
->u
.DebugString
.lpDebugStringData
);
815 /* FIXME unicode de->u.DebugString.fUnicode ? */
816 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: output debug string (%s)\n",
817 de
->dwProcessId
, de
->dwThreadId
, buffer
);
821 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: rip error=%ld type=%ld\n",
822 de
->dwProcessId
, de
->dwThreadId
, de
->u
.RipInfo
.dwError
,
823 de
->u
.RipInfo
.dwType
);
827 DEBUG_Printf(DBG_CHN_TRACE
, "%08lx:%08lx: unknown event (%ld)\n",
828 de
->dwProcessId
, de
->dwThreadId
, de
->dwDebugEventCode
);
831 } __EXCEPT(wine_dbg
) {
839 static DWORD
DEBUG_MainLoop(void)
843 enum exit_mode ret
= EXIT_CONT
;
845 DEBUG_Printf(DBG_CHN_MESG
, " on pid %lx\n", DEBUG_CurrPid
);
847 while (ret
== EXIT_CONT
)
849 /* wait until we get at least one loaded process */
850 while (!DEBUG_ProcessList
&& (ret
= DEBUG_Parser()) == EXIT_CONT
);
851 if (ret
!= EXIT_CONT
) break;
853 while (ret
== EXIT_CONT
&& DEBUG_ProcessList
&& WaitForDebugEvent(&de
, INFINITE
)) {
854 ret
= DEBUG_HandleDebugEvent(&de
, &cont
);
855 ContinueDebugEvent(de
.dwProcessId
, de
.dwThreadId
, cont
);
857 if (ret
== EXIT_DETACH
&& DEBUG_Detach())
859 /* ret = EXIT_CONT; */
860 /* FIXME: as we don't have a simple way to zero out the process symbol table
861 * we simply quit the debugger on detach...
867 DEBUG_Printf(DBG_CHN_MESG
, "WineDbg terminated on pid %lx\n", DEBUG_CurrPid
);
872 static DWORD
DEBUG_AutoMode(void)
876 enum exit_mode ret
= EXIT_CONT
;
878 DEBUG_Printf(DBG_CHN_MESG
, " on pid %lx\n", DEBUG_CurrPid
);
880 while (ret
== EXIT_CONT
&& DEBUG_ProcessList
&& WaitForDebugEvent(&de
, INFINITE
))
882 ret
= DEBUG_HandleDebugEvent(&de
, &cont
);
883 ContinueDebugEvent(de
.dwProcessId
, de
.dwThreadId
, cont
);
885 /* print some extra information */
886 DEBUG_Printf(DBG_CHN_MESG
, "Modules:\n");
888 DEBUG_Printf(DBG_CHN_MESG
, "Threads:\n");
891 DEBUG_Printf(DBG_CHN_MESG
, "WineDbg terminated on pid %lx\n", DEBUG_CurrPid
);
895 static BOOL
DEBUG_Start(LPSTR cmdLine
)
897 PROCESS_INFORMATION info
;
898 STARTUPINFOA startup
;
900 memset(&startup
, 0, sizeof(startup
));
901 startup
.cb
= sizeof(startup
);
902 startup
.dwFlags
= STARTF_USESHOWWINDOW
;
903 startup
.wShowWindow
= SW_SHOWNORMAL
;
905 if (!CreateProcess(NULL
, cmdLine
, NULL
, NULL
,
906 FALSE
, DEBUG_PROCESS
|DETACHED_PROCESS
, NULL
, NULL
, &startup
, &info
)) {
907 DEBUG_Printf(DBG_CHN_MESG
, "Couldn't start process '%s'\n", cmdLine
);
910 DEBUG_CurrPid
= info
.dwProcessId
;
911 if (!(DEBUG_CurrProcess
= DEBUG_AddProcess(DEBUG_CurrPid
, 0, NULL
))) return FALSE
;
916 void DEBUG_Run(const char* args
)
918 DBG_MODULE
* wmod
= DEBUG_GetProcessMainModule(DEBUG_CurrProcess
);
919 const char* pgm
= (wmod
) ? wmod
->module_name
: "none";
922 DEBUG_Printf(DBG_CHN_MESG
, "Run (%s) with '%s'\n", pgm
, args
);
924 if (!DEBUG_LastCmdLine
) {
925 DEBUG_Printf(DBG_CHN_MESG
, "Cannot find previously used command line.\n");
928 DEBUG_Start(DEBUG_LastCmdLine
);
932 static void DEBUG_InitConsole(void)
938 /* keep it as a cuiexe for now, so that Wine won't touch the Unix stdin,
939 * stdout and stderr streams
941 if (DBG_IVAR(UseXTerm
))
947 /* this would be nicer for output */
950 SetConsoleScreenBufferSize(GetStdHandle(STD_OUTPUT_HANDLE
), c
);
952 /* sets the console's window width accordingly */
957 SetConsoleWindowInfo(GetStdHandle(STD_OUTPUT_HANDLE
), TRUE
, &sr
);
959 /* put the line editing mode with the nice emacs features (FIXME: could be triggered by a IVAR) */
960 if (GetConsoleMode(GetStdHandle(STD_INPUT_HANDLE
), &mode
))
961 SetConsoleMode(GetStdHandle(STD_INPUT_HANDLE
), mode
| WINE_ENABLE_LINE_INPUT_EMACS
);
964 int DEBUG_main(int argc
, char** argv
)
968 /* Initialize the type handling stuff. */
970 DEBUG_InitCVDataTypes();
972 /* Initialize internal vars (types must have been initialized before) */
973 if (!DEBUG_IntVarsRW(TRUE
)) return -1;
975 if (argc
> 1 && !strcmp( argv
[1], "--auto" ))
980 /* force some internal variables */
981 DBG_IVAR(UseXTerm
) = 0;
982 DBG_IVAR(BreakOnDllLoad
) = 0;
983 DBG_IVAR(ConChannelMask
) = 0;
984 DBG_IVAR(StdChannelMask
) = DBG_CHN_MESG
;
989 DEBUG_Printf(DBG_CHN_MESG
, "WineDbg starting... ");
995 if ((pid
= atoi(argv
[1])) != 0 && (hEvent
= (HANDLE
)atoi(argv
[2])) != 0) {
996 if (!DEBUG_Attach(pid
, TRUE
)) {
997 /* don't care about result */
1001 if (!SetEvent(hEvent
)) {
1002 DEBUG_Printf(DBG_CHN_ERR
, "Invalid event handle: %p\n", hEvent
);
1005 CloseHandle(hEvent
);
1006 DEBUG_CurrPid
= pid
;
1010 if (DEBUG_CurrPid
== 0 && argc
> 1) {
1014 if (!(cmdLine
= DBG_alloc(len
= 1))) goto oom_leave
;
1017 for (i
= 1; i
< argc
; i
++) {
1018 len
+= strlen(argv
[i
]) + 1;
1019 if (!(cmdLine
= DBG_realloc(cmdLine
, len
))) goto oom_leave
;
1020 strcat(cmdLine
, argv
[i
]);
1021 cmdLine
[len
- 2] = ' ';
1022 cmdLine
[len
- 1] = '\0';
1025 if (!DEBUG_Start(cmdLine
)) {
1026 DEBUG_Printf(DBG_CHN_MESG
, "Couldn't start process '%s'\n", cmdLine
);
1029 DBG_free(DEBUG_LastCmdLine
);
1030 DEBUG_LastCmdLine
= cmdLine
;
1035 retv
= DEBUG_AutoMode();
1036 /* don't save modified variables in auto mode */
1040 retv
= DEBUG_MainLoop();
1041 /* saves modified variables */
1042 DEBUG_IntVarsRW(FALSE
);
1049 DEBUG_Printf(DBG_CHN_MESG
, "Out of memory\n");