dlls/kernel32/tests/debugger.c

   1 /*
   2  * Unit tests for the debugger facility
   3  *
   4  * Copyright (c) 2007 Francois Gouget for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdio.h>
  22 #include <assert.h>
  23
  24 #include <windows.h>
  25 #include <winternl.h>
  26 #include <winreg.h>
  27 #include "wine/test.h"
  28
  29 #ifndef STATUS_DEBUGGER_INACTIVE
  30 #define STATUS_DEBUGGER_INACTIVE         ((NTSTATUS) 0xC0000354)
  31 #endif
  32
  33 #ifdef __GNUC__
  34 #define PRINTF_ATTR(fmt,args) __attribute__((format (printf,fmt,args)))
  35 #else
  36 #define PRINTF_ATTR(fmt,args)
  37 #endif
  38
  39 #define child_ok (winetest_set_location(__FILE__, __LINE__), 0) ? (void)0 : test_child_ok
  40
  41 static int    myARGC;
  42 static char** myARGV;
  43
  44 static BOOL (WINAPI *pCheckRemoteDebuggerPresent)(HANDLE,PBOOL);
  45 static BOOL (WINAPI *pDebugActiveProcessStop)(DWORD);
  46 static BOOL (WINAPI *pDebugSetProcessKillOnExit)(BOOL);
  47 static BOOL (WINAPI *pIsDebuggerPresent)(void);
  48 static struct _TEB * (WINAPI *pNtCurrentTeb)(void);
  49
  50 static LONG child_failures;
  51
  52 static void PRINTF_ATTR(2, 3) test_child_ok(int condition, const char *msg, ...)
  53 {
  54     va_list valist;
  55
  56     va_start(valist, msg);
  57     winetest_vok(condition, msg, valist);
  58     va_end(valist);
  59     if (!condition) ++child_failures;
  60 }
  61
  62 /* Copied from the process test */
  63 static void get_file_name(char* buf)
  64 {
  65     char path[MAX_PATH];
  66
  67     buf[0] = '\0';
  68     GetTempPathA(sizeof(path), path);
  69     GetTempFileNameA(path, "wt", 0, buf);
  70 }
  71
  72 typedef struct tag_reg_save_value
  73 {
  74     const char *name;
  75     DWORD type;
  76     BYTE *data;
  77     DWORD size;
  78 } reg_save_value;
  79
  80 static DWORD save_value(HKEY hkey, const char *value, reg_save_value *saved)
  81 {
  82     DWORD ret;
  83     saved->name=value;
  84     saved->data=0;
  85     saved->size=0;
  86     ret=RegQueryValueExA(hkey, value, NULL, &saved->type, NULL, &saved->size);
  87     if (ret == ERROR_SUCCESS)
  88     {
  89         saved->data=HeapAlloc(GetProcessHeap(), 0, saved->size);
  90         RegQueryValueExA(hkey, value, NULL, &saved->type, saved->data, &saved->size);
  91     }
  92     return ret;
  93 }
  94
  95 static void restore_value(HKEY hkey, reg_save_value *saved)
  96 {
  97     if (saved->data)
  98     {
  99         RegSetValueExA(hkey, saved->name, 0, saved->type, saved->data, saved->size);
 100         HeapFree(GetProcessHeap(), 0, saved->data);
 101     }
 102     else
 103         RegDeleteValueA(hkey, saved->name);
 104 }
 105
 106 static void get_events(const char* name, HANDLE *start_event, HANDLE *done_event)
 107 {
 108     const char* basename;
 109     char* event_name;
 110
 111     basename=strrchr(name, '\\');
 112     basename=(basename ? basename+1 : name);
 113     event_name=HeapAlloc(GetProcessHeap(), 0, 6+strlen(basename)+1);
 114
 115     sprintf(event_name, "start_%s", basename);
 116     *start_event=CreateEvent(NULL, 0,0, event_name);
 117     sprintf(event_name, "done_%s", basename);
 118     *done_event=CreateEvent(NULL, 0,0, event_name);
 119     HeapFree(GetProcessHeap(), 0, event_name);
 120 }
 121
 122 static void save_blackbox(const char* logfile, void* blackbox, int size)
 123 {
 124     HANDLE hFile;
 125     DWORD written;
 126
 127     hFile=CreateFileA(logfile, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
 128     if (hFile == INVALID_HANDLE_VALUE)
 129         return;
 130     WriteFile(hFile, blackbox, size, &written, NULL);
 131     CloseHandle(hFile);
 132 }
 133
 134 static int load_blackbox(const char* logfile, void* blackbox, int size)
 135 {
 136     HANDLE hFile;
 137     DWORD read;
 138     BOOL ret;
 139
 140     hFile=CreateFileA(logfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
 141     if (hFile == INVALID_HANDLE_VALUE)
 142     {
 143         ok(0, "unable to open '%s'\n", logfile);
 144         return 0;
 145     }
 146     SetLastError(0xdeadbeef);
 147     ret=ReadFile(hFile, blackbox, size, &read, NULL);
 148     ok(ret, "ReadFile failed: %d\n", GetLastError());
 149     ok(read == size, "wrong size for '%s': read=%d\n", logfile, read);
 150     CloseHandle(hFile);
 151     return 1;
 152 }
 153
 154 typedef struct
 155 {
 156     DWORD pid;
 157 } crash_blackbox_t;
 158
 159 static void doCrash(int argc,  char** argv)
 160 {
 161     char* p;
 162
 163     if (argc >= 4)
 164     {
 165         crash_blackbox_t blackbox;
 166         blackbox.pid=GetCurrentProcessId();
 167         save_blackbox(argv[3], &blackbox, sizeof(blackbox));
 168     }
 169
 170     /* Just crash */
 171     trace("child: crashing...\n");
 172     p=NULL;
 173     *p=0;
 174 }
 175
 176 typedef struct
 177 {
 178     int argc;
 179     DWORD pid;
 180     BOOL debug_rc;
 181     DWORD debug_err;
 182     BOOL attach_rc;
 183     DWORD attach_err;
 184     BOOL nokill_rc;
 185     DWORD nokill_err;
 186     BOOL detach_rc;
 187     DWORD detach_err;
 188 } debugger_blackbox_t;
 189
 190 static void doDebugger(int argc, char** argv)
 191 {
 192     const char* logfile;
 193     debugger_blackbox_t blackbox;
 194     HANDLE start_event = 0, done_event = 0, debug_event;
 195
 196     blackbox.argc=argc;
 197     logfile=(argc >= 4 ? argv[3] : NULL);
 198     blackbox.pid=(argc >= 5 ? atol(argv[4]) : 0);
 199
 200     blackbox.attach_err=0;
 201     if (strstr(myARGV[2], "attach"))
 202     {
 203         blackbox.attach_rc=DebugActiveProcess(blackbox.pid);
 204         if (!blackbox.attach_rc)
 205             blackbox.attach_err=GetLastError();
 206     }
 207     else
 208         blackbox.attach_rc=TRUE;
 209
 210     debug_event=(argc >= 6 ? (HANDLE)(INT_PTR)atol(argv[5]) : NULL);
 211     blackbox.debug_err=0;
 212     if (debug_event && strstr(myARGV[2], "event"))
 213     {
 214         blackbox.debug_rc=SetEvent(debug_event);
 215         if (!blackbox.debug_rc)
 216             blackbox.debug_err=GetLastError();
 217     }
 218     else
 219         blackbox.debug_rc=TRUE;
 220
 221     if (logfile)
 222     {
 223         get_events(logfile, &start_event, &done_event);
 224     }
 225
 226     if (strstr(myARGV[2], "order"))
 227     {
 228         trace("debugger: waiting for the start signal...\n");
 229         WaitForSingleObject(start_event, INFINITE);
 230     }
 231
 232     blackbox.nokill_err=0;
 233     if (strstr(myARGV[2], "nokill"))
 234     {
 235         blackbox.nokill_rc=pDebugSetProcessKillOnExit(FALSE);
 236         if (!blackbox.nokill_rc)
 237             blackbox.nokill_err=GetLastError();
 238     }
 239     else
 240         blackbox.nokill_rc=TRUE;
 241
 242     blackbox.detach_err=0;
 243     if (strstr(myARGV[2], "detach"))
 244     {
 245         blackbox.detach_rc=pDebugActiveProcessStop(blackbox.pid);
 246         if (!blackbox.detach_rc)
 247             blackbox.detach_err=GetLastError();
 248     }
 249     else
 250         blackbox.detach_rc=TRUE;
 251
 252     if (logfile)
 253     {
 254         save_blackbox(logfile, &blackbox, sizeof(blackbox));
 255     }
 256     trace("debugger: done debugging...\n");
 257     SetEvent(done_event);
 258
 259     /* Just exit with a known value */
 260     ExitProcess(0xdeadbeef);
 261 }
 262
 263 static void crash_and_debug(HKEY hkey, const char* argv0, const char* dbgtasks)
 264 {
 265     DWORD ret;
 266     HANDLE start_event, done_event;
 267     char* cmd;
 268     char dbglog[MAX_PATH];
 269     char childlog[MAX_PATH];
 270     PROCESS_INFORMATION info;
 271     STARTUPINFOA startup;
 272     DWORD exit_code;
 273     crash_blackbox_t crash_blackbox;
 274     debugger_blackbox_t dbg_blackbox;
 275
 276     ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
 277     ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);
 278
 279     get_file_name(dbglog);
 280     get_events(dbglog, &start_event, &done_event);
 281     cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+10+strlen(dbgtasks)+1+strlen(dbglog)+34+1);
 282     sprintf(cmd, "%s debugger %s %s %%ld %%ld", argv0, dbgtasks, dbglog);
 283     ret=RegSetValueExA(hkey, "debugger", 0, REG_SZ, (BYTE*)cmd, strlen(cmd)+1);
 284     ok(ret == ERROR_SUCCESS, "unable to set AeDebug/debugger: ret=%d\n", ret);
 285     HeapFree(GetProcessHeap(), 0, cmd);
 286
 287     get_file_name(childlog);
 288     cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+16+strlen(dbglog)+1);
 289     sprintf(cmd, "%s debugger crash %s", argv0, childlog);
 290
 291     memset(&startup, 0, sizeof(startup));
 292     startup.cb = sizeof(startup);
 293     startup.dwFlags = STARTF_USESHOWWINDOW;
 294     startup.wShowWindow = SW_SHOWNORMAL;
 295     ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
 296     ok(ret, "CreateProcess: err=%d\n", GetLastError());
 297     HeapFree(GetProcessHeap(), 0, cmd);
 298     CloseHandle(info.hThread);
 299
 300     /* The process exits... */
 301     trace("waiting for child exit...\n");
 302     ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
 303     ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
 304     if (strstr(dbgtasks, "code2"))
 305     {
 306         /* If, after attaching to the debuggee, the debugger exits without
 307          * detaching, then the debuggee gets a special exit code.
 308          */
 309         ok(exit_code == STATUS_DEBUGGER_INACTIVE ||
 310            broken(exit_code == STATUS_ACCESS_VIOLATION) || /* Intermittent Vista+ */
 311            broken(exit_code == 0xffffffff) || /* Win9x */
 312            broken(exit_code == WAIT_ABANDONED), /* NT4, W2K */
 313            "wrong exit code : %08x\n", exit_code);
 314     }
 315     else
 316         ok(exit_code == STATUS_ACCESS_VIOLATION ||
 317            broken(exit_code == WAIT_ABANDONED) || /* NT4, W2K, W2K3 */
 318            broken(exit_code == 0xffffffff), /* Win9x, WinME */
 319            "wrong exit code : %08x\n", exit_code);
 320     CloseHandle(info.hProcess);
 321
 322     /* ...before the debugger */
 323     if (strstr(dbgtasks, "order"))
 324         ok(SetEvent(start_event), "SetEvent(start_event) failed\n");
 325
 326     trace("waiting for the debugger...\n");
 327     ok(WaitForSingleObject(done_event, 60000) == WAIT_OBJECT_0, "Timed out waiting for the debugger\n");
 328
 329     assert(load_blackbox(childlog, &crash_blackbox, sizeof(crash_blackbox)));
 330     assert(load_blackbox(dbglog, &dbg_blackbox, sizeof(dbg_blackbox)));
 331
 332     ok(dbg_blackbox.argc == 6, "wrong debugger argument count: %d\n", dbg_blackbox.argc);
 333     ok(dbg_blackbox.pid == crash_blackbox.pid, "the child and debugged pids don't match: %d != %d\n", crash_blackbox.pid, dbg_blackbox.pid);
 334     ok(dbg_blackbox.debug_rc, "debugger: SetEvent(debug_event) failed err=%d\n", dbg_blackbox.debug_err);
 335     ok(dbg_blackbox.attach_rc, "DebugActiveProcess(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.attach_err);
 336     ok(dbg_blackbox.nokill_rc, "DebugSetProcessKillOnExit(FALSE) failed err=%d\n", dbg_blackbox.nokill_err);
 337     ok(dbg_blackbox.detach_rc, "DebugActiveProcessStop(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.detach_err);
 338
 339     assert(DeleteFileA(dbglog) != 0);
 340     assert(DeleteFileA(childlog) != 0);
 341 }
 342
 343 static void crash_and_winedbg(HKEY hkey, const char* argv0)
 344 {
 345     DWORD ret;
 346     char* cmd;
 347     PROCESS_INFORMATION info;
 348     STARTUPINFOA startup;
 349     DWORD exit_code;
 350
 351     ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
 352     ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);
 353
 354     cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+15+1);
 355     sprintf(cmd, "%s debugger crash", argv0);
 356
 357     memset(&startup, 0, sizeof(startup));
 358     startup.cb = sizeof(startup);
 359     startup.dwFlags = STARTF_USESHOWWINDOW;
 360     startup.wShowWindow = SW_SHOWNORMAL;
 361     ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
 362     ok(ret, "CreateProcess: err=%d\n", GetLastError());
 363     HeapFree(GetProcessHeap(), 0, cmd);
 364     CloseHandle(info.hThread);
 365
 366     trace("waiting for child exit...\n");
 367     ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
 368     ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
 369     ok(exit_code == STATUS_ACCESS_VIOLATION, "exit code = %08x\n", exit_code);
 370     CloseHandle(info.hProcess);
 371 }
 372
 373 static void test_ExitCode(void)
 374 {
 375     static const char* AeDebug="Software\\Microsoft\\Windows NT\\CurrentVersion\\AeDebug";
 376     static const char* WineDbg="Software\\Wine\\WineDbg";
 377     char test_exe[MAX_PATH];
 378     DWORD ret;
 379     HKEY hkey;
 380     DWORD disposition;
 381     reg_save_value auto_value;
 382     reg_save_value debugger_value;
 383
 384     GetModuleFileNameA(GetModuleHandle(NULL), test_exe, sizeof(test_exe));
 385     if (GetFileAttributes(test_exe) == INVALID_FILE_ATTRIBUTES)
 386         strcat(test_exe, ".so");
 387     if (GetFileAttributesA(test_exe) == INVALID_FILE_ATTRIBUTES)
 388     {
 389         ok(0, "could not find the test executable '%s'\n", test_exe);
 390         return;
 391     }
 392
 393     ret=RegCreateKeyExA(HKEY_LOCAL_MACHINE, AeDebug, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, &disposition);
 394     if (ret == ERROR_SUCCESS)
 395     {
 396         save_value(hkey, "auto", &auto_value);
 397         save_value(hkey, "debugger", &debugger_value);
 398         trace("HKLM\\%s\\debugger is set to '%s'\n", AeDebug, debugger_value.data);
 399     }
 400     else if (ret == ERROR_ACCESS_DENIED)
 401     {
 402         skip("not enough privileges to change the debugger\n");
 403         return;
 404     }
 405     else if (ret != ERROR_FILE_NOT_FOUND)
 406     {
 407         ok(0, "could not open the AeDebug key: %d\n", ret);
 408         return;
 409     }
 410
 411     if (debugger_value.data && debugger_value.type == REG_SZ &&
 412         strstr((char*)debugger_value.data, "winedbg --auto"))
 413     {
 414         HKEY hkeyWinedbg;
 415         ret=RegCreateKeyA(HKEY_CURRENT_USER, WineDbg, &hkeyWinedbg);
 416         if (ret == ERROR_SUCCESS)
 417         {
 418             static DWORD zero;
 419             reg_save_value crash_dlg_value;
 420             save_value(hkeyWinedbg, "ShowCrashDialog", &crash_dlg_value);
 421             RegSetValueExA(hkeyWinedbg, "ShowCrashDialog", 0, REG_DWORD, (BYTE *)&zero, sizeof(DWORD));
 422             crash_and_winedbg(hkey, test_exe);
 423             restore_value(hkeyWinedbg, &crash_dlg_value);
 424             RegCloseKey(hkeyWinedbg);
 425         }
 426         else
 427             ok(0, "Couldn't access WineDbg Key - error %u\n", ret);
 428     }
 429
 430     if (winetest_interactive)
 431         /* Since the debugging process never sets the debug event, it isn't recognized
 432            as a valid debugger and, after the debugger exits, Windows will show a dialog box
 433            asking the user what to do */
 434         crash_and_debug(hkey, test_exe, "dbg,none");
 435     else
 436         skip("\"none\" debugger test needs user interaction\n");
 437     if (disposition == REG_CREATED_NEW_KEY)
 438         win_skip("'dbg,event,order' test doesn't finish on Win9x/WinMe\n");
 439     else
 440         crash_and_debug(hkey, test_exe, "dbg,event,order");
 441     crash_and_debug(hkey, test_exe, "dbg,attach,event,code2");
 442     if (pDebugSetProcessKillOnExit)
 443         crash_and_debug(hkey, test_exe, "dbg,attach,event,nokill");
 444     else
 445         win_skip("DebugSetProcessKillOnExit is not available\n");
 446     if (pDebugActiveProcessStop)
 447         crash_and_debug(hkey, test_exe, "dbg,attach,event,detach");
 448     else
 449         win_skip("DebugActiveProcessStop is not available\n");
 450
 451     if (disposition == REG_CREATED_NEW_KEY)
 452     {
 453         RegCloseKey(hkey);
 454         RegDeleteKeyA(HKEY_LOCAL_MACHINE, AeDebug);
 455     }
 456     else
 457     {
 458         restore_value(hkey, &auto_value);
 459         restore_value(hkey, &debugger_value);
 460         RegCloseKey(hkey);
 461     }
 462 }
 463
 464 static void test_RemoteDebugger(void)
 465 {
 466     BOOL bret, present;
 467     if(!pCheckRemoteDebuggerPresent)
 468     {
 469         win_skip("CheckRemoteDebuggerPresent is not available\n");
 470         return;
 471     }
 472     present = TRUE;
 473     SetLastError(0xdeadbeef);
 474     bret = pCheckRemoteDebuggerPresent(GetCurrentProcess(),&present);
 475     ok(bret , "expected CheckRemoteDebuggerPresent to succeed\n");
 476     ok(0xdeadbeef == GetLastError(),
 477        "expected error to be unchanged, got %d/%x\n",GetLastError(), GetLastError());
 478
 479     present = TRUE;
 480     SetLastError(0xdeadbeef);
 481     bret = pCheckRemoteDebuggerPresent(NULL,&present);
 482     ok(!bret , "expected CheckRemoteDebuggerPresent to fail\n");
 483     ok(present, "expected parameter to be unchanged\n");
 484     ok(ERROR_INVALID_PARAMETER == GetLastError(),
 485        "expected error ERROR_INVALID_PARAMETER, got %d/%x\n",GetLastError(), GetLastError());
 486
 487     SetLastError(0xdeadbeef);
 488     bret = pCheckRemoteDebuggerPresent(GetCurrentProcess(),NULL);
 489     ok(!bret , "expected CheckRemoteDebuggerPresent to fail\n");
 490     ok(ERROR_INVALID_PARAMETER == GetLastError(),
 491        "expected error ERROR_INVALID_PARAMETER, got %d/%x\n",GetLastError(), GetLastError());
 492 }
 493
 494 struct child_blackbox
 495 {
 496     LONG failures;
 497 };
 498
 499 static void doChild(int argc, char **argv)
 500 {
 501     struct child_blackbox blackbox;
 502     const char *blackbox_file;
 503     HANDLE parent;
 504     DWORD ppid;
 505     BOOL debug;
 506     BOOL ret;
 507
 508     blackbox_file = argv[4];
 509     sscanf(argv[3], "%08x", &ppid);
 510
 511     parent = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, ppid);
 512     child_ok(!!parent, "OpenProcess failed, last error %#x.\n", GetLastError());
 513
 514     ret = pCheckRemoteDebuggerPresent(parent, &debug);
 515     child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 516     child_ok(!debug, "Expected debug == 0, got %#x.\n", debug);
 517
 518     ret = DebugActiveProcess(ppid);
 519     child_ok(ret, "DebugActiveProcess failed, last error %#x.\n", GetLastError());
 520
 521     ret = pCheckRemoteDebuggerPresent(parent, &debug);
 522     child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 523     child_ok(debug, "Expected debug != 0, got %#x.\n", debug);
 524
 525     ret = pDebugActiveProcessStop(ppid);
 526     child_ok(ret, "DebugActiveProcessStop failed, last error %#x.\n", GetLastError());
 527
 528     ret = pCheckRemoteDebuggerPresent(parent, &debug);
 529     child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 530     child_ok(!debug, "Expected debug == 0, got %#x.\n", debug);
 531
 532     ret = CloseHandle(parent);
 533     child_ok(ret, "CloseHandle failed, last error %#x.\n", GetLastError());
 534
 535     ret = pIsDebuggerPresent();
 536     child_ok(ret, "Expected ret != 0, got %#x.\n", ret);
 537     ret = pCheckRemoteDebuggerPresent(GetCurrentProcess(), &debug);
 538     child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 539     child_ok(debug, "Expected debug != 0, got %#x.\n", debug);
 540
 541     if (pNtCurrentTeb)
 542     {
 543         pNtCurrentTeb()->Peb->BeingDebugged = FALSE;
 544
 545         ret = pIsDebuggerPresent();
 546         child_ok(!ret, "Expected ret != 0, got %#x.\n", ret);
 547         ret = pCheckRemoteDebuggerPresent(GetCurrentProcess(), &debug);
 548         child_ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 549         child_ok(debug, "Expected debug != 0, got %#x.\n", debug);
 550
 551         pNtCurrentTeb()->Peb->BeingDebugged = TRUE;
 552     }
 553
 554     blackbox.failures = child_failures;
 555     save_blackbox(blackbox_file, &blackbox, sizeof(blackbox));
 556 }
 557
 558 static void test_debug_loop(int argc, char **argv)
 559 {
 560     const char *arguments = " debugger child ";
 561     struct child_blackbox blackbox;
 562     char blackbox_file[MAX_PATH];
 563     PROCESS_INFORMATION pi;
 564     STARTUPINFOA si;
 565     BOOL debug;
 566     DWORD pid;
 567     char *cmd;
 568     BOOL ret;
 569
 570     if (!pDebugActiveProcessStop || !pCheckRemoteDebuggerPresent)
 571     {
 572         win_skip("DebugActiveProcessStop or CheckRemoteDebuggerPresent not available, skipping test.\n");
 573         return;
 574     }
 575
 576     pid = GetCurrentProcessId();
 577     ret = DebugActiveProcess(pid);
 578     ok(!ret, "DebugActiveProcess() succeeded on own process.\n");
 579
 580     get_file_name(blackbox_file);
 581     cmd = HeapAlloc(GetProcessHeap(), 0, strlen(argv[0]) + strlen(arguments) + strlen(blackbox_file) + 10);
 582     sprintf(cmd, "%s%s%08x %s", argv[0], arguments, pid, blackbox_file);
 583
 584     memset(&si, 0, sizeof(si));
 585     si.cb = sizeof(si);
 586     ret = CreateProcessA(NULL, cmd, NULL, NULL, FALSE, DEBUG_PROCESS, NULL, NULL, &si, &pi);
 587     ok(ret, "CreateProcess failed, last error %#x.\n", GetLastError());
 588
 589     HeapFree(GetProcessHeap(), 0, cmd);
 590
 591     ret = pCheckRemoteDebuggerPresent(pi.hProcess, &debug);
 592     ok(ret, "CheckRemoteDebuggerPresent failed, last error %#x.\n", GetLastError());
 593     ok(debug, "Expected debug != 0, got %#x.\n", debug);
 594
 595     for (;;)
 596     {
 597         DEBUG_EVENT ev;
 598
 599         ret = WaitForDebugEvent(&ev, INFINITE);
 600         ok(ret, "WaitForDebugEvent failed, last error %#x.\n", GetLastError());
 601         if (!ret) break;
 602
 603         if (ev.dwDebugEventCode == EXIT_PROCESS_DEBUG_EVENT) break;
 604
 605         ret = ContinueDebugEvent(ev.dwProcessId, ev.dwThreadId, DBG_CONTINUE);
 606         ok(ret, "ContinueDebugEvent failed, last error %#x.\n", GetLastError());
 607         if (!ret) break;
 608     }
 609
 610     ret = CloseHandle(pi.hThread);
 611     ok(ret, "CloseHandle failed, last error %#x.\n", GetLastError());
 612     ret = CloseHandle(pi.hProcess);
 613     ok(ret, "CloseHandle failed, last error %#x.\n", GetLastError());
 614
 615     load_blackbox(blackbox_file, &blackbox, sizeof(blackbox));
 616     ok(!blackbox.failures, "Got %d failures from child process.\n", blackbox.failures);
 617
 618     ret = DeleteFileA(blackbox_file);
 619     ok(ret, "DeleteFileA failed, last error %#x.\n", GetLastError());
 620 }
 621
 622 START_TEST(debugger)
 623 {
 624     HMODULE hdll;
 625
 626     hdll=GetModuleHandle("kernel32.dll");
 627     pCheckRemoteDebuggerPresent=(void*)GetProcAddress(hdll, "CheckRemoteDebuggerPresent");
 628     pDebugActiveProcessStop=(void*)GetProcAddress(hdll, "DebugActiveProcessStop");
 629     pDebugSetProcessKillOnExit=(void*)GetProcAddress(hdll, "DebugSetProcessKillOnExit");
 630     pIsDebuggerPresent=(void*)GetProcAddress(hdll, "IsDebuggerPresent");
 631     hdll=GetModuleHandle("ntdll.dll");
 632     if (hdll) pNtCurrentTeb = (void*)GetProcAddress(hdll, "NtCurrentTeb");
 633
 634     myARGC=winetest_get_mainargs(&myARGV);
 635     if (myARGC >= 3 && strcmp(myARGV[2], "crash") == 0)
 636     {
 637         doCrash(myARGC, myARGV);
 638     }
 639     else if (myARGC >= 3 && strncmp(myARGV[2], "dbg,", 4) == 0)
 640     {
 641         doDebugger(myARGC, myARGV);
 642     }
 643     else if (myARGC >= 5 && !strcmp(myARGV[2], "child"))
 644     {
 645         doChild(myARGC, myARGV);
 646     }
 647     else
 648     {
 649         test_ExitCode();
 650         test_RemoteDebugger();
 651         test_debug_loop(myARGC, myARGV);
 652     }
 653 }