451 lines
14 KiB
C
451 lines
14 KiB
C
/*
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* Unit tests for the debugger facility
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*
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* Copyright (c) 2007 Francois Gouget for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdio.h>
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#include <assert.h>
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#include <windows.h>
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#include <winreg.h>
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#include "wine/test.h"
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#ifndef STATUS_DEBUGGER_INACTIVE
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#define STATUS_DEBUGGER_INACTIVE ((NTSTATUS) 0xC0000354)
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#endif
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static int myARGC;
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static char** myARGV;
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static BOOL (WINAPI *pDebugActiveProcessStop)(DWORD);
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static BOOL (WINAPI *pDebugSetProcessKillOnExit)(BOOL);
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/* Copied from the process test */
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static void get_file_name(char* buf)
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{
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char path[MAX_PATH];
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buf[0] = '\0';
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GetTempPathA(sizeof(path), path);
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GetTempFileNameA(path, "wt", 0, buf);
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}
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typedef struct tag_reg_save_value
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{
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const char *name;
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DWORD type;
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BYTE *data;
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DWORD size;
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} reg_save_value;
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static DWORD save_value(HKEY hkey, const char *value, reg_save_value *saved)
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{
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DWORD ret;
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saved->name=value;
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saved->data=0;
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saved->size=0;
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ret=RegQueryValueExA(hkey, value, NULL, &saved->type, NULL, &saved->size);
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if (ret == ERROR_SUCCESS)
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{
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saved->data=HeapAlloc(GetProcessHeap(), 0, saved->size);
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RegQueryValueExA(hkey, value, NULL, &saved->type, saved->data, &saved->size);
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}
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return ret;
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}
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static void restore_value(HKEY hkey, reg_save_value *saved)
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{
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if (saved->data)
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{
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RegSetValueExA(hkey, saved->name, 0, saved->type, saved->data, saved->size);
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HeapFree(GetProcessHeap(), 0, saved->data);
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}
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else
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RegDeleteValueA(hkey, saved->name);
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}
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static void get_events(const char* name, HANDLE *start_event, HANDLE *done_event)
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{
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const char* basename;
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char* event_name;
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basename=strrchr(name, '\\');
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basename=(basename ? basename+1 : name);
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event_name=HeapAlloc(GetProcessHeap(), 0, 6+strlen(basename)+1);
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sprintf(event_name, "start_%s", basename);
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*start_event=CreateEvent(NULL, 0,0, event_name);
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sprintf(event_name, "done_%s", basename);
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*done_event=CreateEvent(NULL, 0,0, event_name);
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HeapFree(GetProcessHeap(), 0, event_name);
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}
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static void save_blackbox(const char* logfile, void* blackbox, int size)
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{
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HANDLE hFile;
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DWORD written;
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hFile=CreateFileA(logfile, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
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if (hFile == INVALID_HANDLE_VALUE)
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return;
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WriteFile(hFile, blackbox, size, &written, NULL);
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CloseHandle(hFile);
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}
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static int load_blackbox(const char* logfile, void* blackbox, int size)
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{
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HANDLE hFile;
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DWORD read;
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BOOL ret;
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hFile=CreateFileA(logfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
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if (hFile == INVALID_HANDLE_VALUE)
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{
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ok(0, "unable to open '%s'\n", logfile);
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return 0;
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}
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ret=ReadFile(hFile, blackbox, size, &read, NULL);
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ok(read == size, "wrong size for '%s': read=%d\n", logfile, read);
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CloseHandle(hFile);
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return 1;
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}
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typedef struct
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{
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DWORD pid;
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} crash_blackbox_t;
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static void doCrash(int argc, char** argv)
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{
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char* p;
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if (argc >= 4)
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{
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crash_blackbox_t blackbox;
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blackbox.pid=GetCurrentProcessId();
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save_blackbox(argv[3], &blackbox, sizeof(blackbox));
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}
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/* Just crash */
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trace("child: crashing...\n");
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p=NULL;
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*p=0;
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}
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typedef struct
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{
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int argc;
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DWORD pid;
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BOOL debug_rc;
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DWORD debug_err;
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BOOL attach_rc;
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DWORD attach_err;
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BOOL nokill_rc;
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DWORD nokill_err;
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BOOL detach_rc;
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DWORD detach_err;
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} debugger_blackbox_t;
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static void doDebugger(int argc, char** argv)
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{
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const char* logfile;
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debugger_blackbox_t blackbox;
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HANDLE start_event = 0, done_event = 0, debug_event;
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blackbox.argc=argc;
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logfile=(argc >= 4 ? argv[3] : NULL);
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blackbox.pid=(argc >= 5 ? atol(argv[4]) : 0);
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blackbox.attach_err=0;
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if (strstr(myARGV[2], "attach"))
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{
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blackbox.attach_rc=DebugActiveProcess(blackbox.pid);
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if (!blackbox.attach_rc)
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blackbox.attach_err=GetLastError();
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}
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else
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blackbox.attach_rc=TRUE;
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debug_event=(argc >= 6 ? (HANDLE)(INT_PTR)atol(argv[5]) : NULL);
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blackbox.debug_err=0;
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if (debug_event && strstr(myARGV[2], "event"))
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{
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blackbox.debug_rc=SetEvent(debug_event);
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if (!blackbox.debug_rc)
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blackbox.debug_err=GetLastError();
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}
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else
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blackbox.debug_rc=TRUE;
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if (logfile)
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{
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get_events(logfile, &start_event, &done_event);
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}
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if (strstr(myARGV[2], "order"))
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{
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trace("debugger: waiting for the start signal...\n");
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WaitForSingleObject(start_event, INFINITE);
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}
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blackbox.nokill_err=0;
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if (strstr(myARGV[2], "nokill"))
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{
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blackbox.nokill_rc=pDebugSetProcessKillOnExit(FALSE);
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if (!blackbox.nokill_rc)
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blackbox.nokill_err=GetLastError();
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}
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else
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blackbox.nokill_rc=TRUE;
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blackbox.detach_err=0;
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if (strstr(myARGV[2], "detach"))
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{
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blackbox.detach_rc=pDebugActiveProcessStop(blackbox.pid);
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if (!blackbox.detach_rc)
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blackbox.detach_err=GetLastError();
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}
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else
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blackbox.detach_rc=TRUE;
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if (logfile)
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{
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save_blackbox(logfile, &blackbox, sizeof(blackbox));
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}
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trace("debugger: done debugging...\n");
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SetEvent(done_event);
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/* Just exit with a known value */
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ExitProcess(0xdeadbeef);
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}
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static void crash_and_debug(HKEY hkey, const char* argv0, const char* dbgtasks)
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{
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DWORD ret;
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HANDLE start_event, done_event;
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char* cmd;
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char dbglog[MAX_PATH];
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char childlog[MAX_PATH];
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PROCESS_INFORMATION info;
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STARTUPINFOA startup;
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DWORD exit_code;
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crash_blackbox_t crash_blackbox;
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debugger_blackbox_t dbg_blackbox;
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ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
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ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);
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get_file_name(dbglog);
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get_events(dbglog, &start_event, &done_event);
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cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+10+strlen(dbgtasks)+1+strlen(dbglog)+34+1);
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sprintf(cmd, "%s debugger %s %s %%ld %%ld", argv0, dbgtasks, dbglog);
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ret=RegSetValueExA(hkey, "debugger", 0, REG_SZ, (BYTE*)cmd, strlen(cmd)+1);
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ok(ret == ERROR_SUCCESS, "unable to set AeDebug/debugger: ret=%d\n", ret);
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HeapFree(GetProcessHeap(), 0, cmd);
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get_file_name(childlog);
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cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+16+strlen(dbglog)+1);
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sprintf(cmd, "%s debugger crash %s", argv0, childlog);
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memset(&startup, 0, sizeof(startup));
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startup.cb = sizeof(startup);
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startup.dwFlags = STARTF_USESHOWWINDOW;
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startup.wShowWindow = SW_SHOWNORMAL;
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ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
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ok(ret, "CreateProcess: err=%d\n", GetLastError());
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HeapFree(GetProcessHeap(), 0, cmd);
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CloseHandle(info.hThread);
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/* The process exits... */
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trace("waiting for child exit...\n");
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ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
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ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
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if (strstr(dbgtasks, "code2"))
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{
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/* If, after attaching to the debuggee, the debugger exits without
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* detaching, then the debuggee gets a special exit code.
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*/
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ok(exit_code == 0xffffffff || /* Win 9x */
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exit_code == 0x80 || /* NT4 */
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exit_code == STATUS_DEBUGGER_INACTIVE, /* Win >= XP */
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"wrong exit code : %08x\n", exit_code);
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}
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else
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ok(exit_code == STATUS_ACCESS_VIOLATION ||
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exit_code == WAIT_ABANDONED, /* win2k3 */
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"exit code = %08x instead of STATUS_ACCESS_VIOLATION or WAIT_ABANDONED\n", exit_code);
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CloseHandle(info.hProcess);
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/* ...before the debugger */
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if (strstr(dbgtasks, "order"))
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ok(SetEvent(start_event), "SetEvent(start_event) failed\n");
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trace("waiting for the debugger...\n");
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ok(WaitForSingleObject(done_event, 60000) == WAIT_OBJECT_0, "Timed out waiting for the debugger\n");
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assert(load_blackbox(childlog, &crash_blackbox, sizeof(crash_blackbox)));
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assert(load_blackbox(dbglog, &dbg_blackbox, sizeof(dbg_blackbox)));
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ok(dbg_blackbox.argc == 6, "wrong debugger argument count: %d\n", dbg_blackbox.argc);
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ok(dbg_blackbox.pid == crash_blackbox.pid, "the child and debugged pids don't match: %d != %d\n", crash_blackbox.pid, dbg_blackbox.pid);
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ok(dbg_blackbox.debug_rc, "debugger: SetEvent(debug_event) failed err=%d\n", dbg_blackbox.debug_err);
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ok(dbg_blackbox.attach_rc, "DebugActiveProcess(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.attach_err);
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ok(dbg_blackbox.nokill_rc, "DebugSetProcessKillOnExit(FALSE) failed err=%d\n", dbg_blackbox.nokill_err);
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ok(dbg_blackbox.detach_rc, "DebugActiveProcessStop(%d) failed err=%d\n", dbg_blackbox.pid, dbg_blackbox.detach_err);
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assert(DeleteFileA(dbglog) != 0);
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assert(DeleteFileA(childlog) != 0);
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}
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static void crash_and_winedbg(HKEY hkey, const char* argv0)
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{
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DWORD ret;
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char* cmd;
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PROCESS_INFORMATION info;
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STARTUPINFOA startup;
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DWORD exit_code;
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ret=RegSetValueExA(hkey, "auto", 0, REG_SZ, (BYTE*)"1", 2);
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ok(ret == ERROR_SUCCESS, "unable to set AeDebug/auto: ret=%d\n", ret);
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cmd=HeapAlloc(GetProcessHeap(), 0, strlen(argv0)+15+1);
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sprintf(cmd, "%s debugger crash", argv0);
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memset(&startup, 0, sizeof(startup));
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startup.cb = sizeof(startup);
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startup.dwFlags = STARTF_USESHOWWINDOW;
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startup.wShowWindow = SW_SHOWNORMAL;
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ret=CreateProcessA(NULL, cmd, NULL, NULL, FALSE, 0, NULL, NULL, &startup, &info);
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ok(ret, "CreateProcess: err=%d\n", GetLastError());
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HeapFree(GetProcessHeap(), 0, cmd);
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CloseHandle(info.hThread);
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trace("waiting for child exit...\n");
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ok(WaitForSingleObject(info.hProcess, 60000) == WAIT_OBJECT_0, "Timed out waiting for the child to crash\n");
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ok(GetExitCodeProcess(info.hProcess, &exit_code), "GetExitCodeProcess failed: err=%d\n", GetLastError());
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ok(exit_code == STATUS_ACCESS_VIOLATION, "exit code = %08x\n", exit_code);
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CloseHandle(info.hProcess);
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}
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static void test_ExitCode(void)
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{
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static const char* AeDebug="Software\\Microsoft\\Windows NT\\CurrentVersion\\AeDebug";
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static const char* WineDbg="Software\\Wine\\WineDbg";
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char test_exe[MAX_PATH];
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DWORD ret;
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HKEY hkey;
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DWORD disposition;
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reg_save_value auto_value;
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reg_save_value debugger_value;
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GetModuleFileNameA(GetModuleHandle(NULL), test_exe, sizeof(test_exe));
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if (GetFileAttributes(test_exe) == INVALID_FILE_ATTRIBUTES)
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strcat(test_exe, ".so");
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if (GetFileAttributesA(test_exe) == INVALID_FILE_ATTRIBUTES)
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{
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ok(0, "could not find the test executable '%s'\n", test_exe);
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return;
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}
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ret=RegCreateKeyExA(HKEY_LOCAL_MACHINE, AeDebug, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, NULL, &hkey, &disposition);
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if (ret == ERROR_SUCCESS)
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{
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save_value(hkey, "auto", &auto_value);
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save_value(hkey, "debugger", &debugger_value);
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trace("HKLM\\%s\\debugger is set to '%s'\n", AeDebug, debugger_value.data);
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}
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else if (ret == ERROR_ACCESS_DENIED)
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{
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skip("not enough privileges to change the debugger\n");
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return;
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}
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else if (ret != ERROR_FILE_NOT_FOUND)
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{
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ok(0, "could not open the AeDebug key: %d\n", ret);
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return;
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}
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if (debugger_value.data && debugger_value.type == REG_SZ &&
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strstr((char*)debugger_value.data, "winedbg --auto"))
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{
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HKEY hkeyWinedbg;
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ret=RegCreateKeyA(HKEY_CURRENT_USER, WineDbg, &hkeyWinedbg);
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if (ret == ERROR_SUCCESS)
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{
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static DWORD zero;
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reg_save_value crash_dlg_value;
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save_value(hkeyWinedbg, "ShowCrashDialog", &crash_dlg_value);
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RegSetValueExA(hkeyWinedbg, "ShowCrashDialog", 0, REG_DWORD, (BYTE *)&zero, sizeof(DWORD));
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crash_and_winedbg(hkey, test_exe);
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restore_value(hkeyWinedbg, &crash_dlg_value);
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RegCloseKey(hkeyWinedbg);
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}
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else
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ok(0, "Couldn't access WineDbg Key - error %u\n", ret);
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}
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if (winetest_interactive)
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/* Since the debugging process never sets the debug event, it isn't recognized
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as a valid debugger and, after the debugger exits, Windows will show a dialog box
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asking the user what to do */
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crash_and_debug(hkey, test_exe, "dbg,none");
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else
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skip("\"none\" debugger test needs user interaction\n");
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crash_and_debug(hkey, test_exe, "dbg,event,order");
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crash_and_debug(hkey, test_exe, "dbg,attach,event,code2");
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if (pDebugSetProcessKillOnExit)
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crash_and_debug(hkey, test_exe, "dbg,attach,event,nokill");
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if (pDebugActiveProcessStop)
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crash_and_debug(hkey, test_exe, "dbg,attach,event,detach");
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if (disposition == REG_CREATED_NEW_KEY)
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{
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RegCloseKey(hkey);
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RegDeleteKeyA(HKEY_LOCAL_MACHINE, AeDebug);
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}
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else
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{
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restore_value(hkey, &auto_value);
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restore_value(hkey, &debugger_value);
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RegCloseKey(hkey);
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}
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}
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START_TEST(debugger)
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{
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HMODULE hdll;
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hdll=GetModuleHandle("kernel32.dll");
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pDebugActiveProcessStop=(void*)GetProcAddress(hdll, "DebugActiveProcessStop");
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pDebugSetProcessKillOnExit=(void*)GetProcAddress(hdll, "DebugSetProcessKillOnExit");
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myARGC=winetest_get_mainargs(&myARGV);
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if (myARGC >= 3 && strcmp(myARGV[2], "crash") == 0)
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{
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doCrash(myARGC, myARGV);
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}
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else if (myARGC >= 3 && strncmp(myARGV[2], "dbg,", 4) == 0)
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{
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doDebugger(myARGC, myARGV);
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}
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else
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{
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test_ExitCode();
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}
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}
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