342 lines
12 KiB
C
342 lines
12 KiB
C
/*
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* Toolhelp
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*
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* Copyright 2005 Eric Pouech
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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 <stdarg.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <windef.h>
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#include <winbase.h>
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#include "tlhelp32.h"
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#include "wine/test.h"
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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static char selfname[MAX_PATH];
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/* Some functions are only in later versions of kernel32.dll */
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static HANDLE (WINAPI *pCreateToolhelp32Snapshot)(DWORD, DWORD);
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static BOOL (WINAPI *pModule32First)(HANDLE, LPMODULEENTRY32);
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static BOOL (WINAPI *pModule32Next)(HANDLE, LPMODULEENTRY32);
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static BOOL (WINAPI *pProcess32First)(HANDLE, LPPROCESSENTRY32);
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static BOOL (WINAPI *pProcess32Next)(HANDLE, LPPROCESSENTRY32);
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static BOOL (WINAPI *pThread32First)(HANDLE, LPTHREADENTRY32);
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static BOOL (WINAPI *pThread32Next)(HANDLE, LPTHREADENTRY32);
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/* 1 minute should be more than enough */
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#define WAIT_TIME (60 * 1000)
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static DWORD WINAPI sub_thread(void* pmt)
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{
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DWORD w = WaitForSingleObject((HANDLE)pmt, WAIT_TIME);
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return w;
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}
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/******************************************************************
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* init
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*
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* generates basic information like:
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* selfname: the way to reinvoke ourselves
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* returns:
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* -1 on error
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* 0 if parent
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* doesn't return if child
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*/
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static int init(void)
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{
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int argc;
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char** argv;
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HANDLE ev1, ev2, ev3, hThread;
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DWORD w;
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argc = winetest_get_mainargs( &argv );
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strcpy(selfname, argv[0]);
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switch (argc)
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{
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case 2: /* the test program */
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return 0;
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case 4: /* the sub-process */
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ev1 = (HANDLE)atoi(argv[2]);
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ev2 = (HANDLE)atoi(argv[3]);
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ev3 = CreateEvent(NULL, FALSE, FALSE, NULL);
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if (ev3 == NULL) ExitProcess(WAIT_ABANDONED);
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hThread = CreateThread(NULL, 0, sub_thread, ev3, 0, NULL);
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if (hThread == NULL) ExitProcess(WAIT_ABANDONED);
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if (!LoadLibraryA("shell32.dll")) ExitProcess(WAIT_ABANDONED);
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/* signal init of sub-process is done */
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SetEvent(ev1);
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/* wait for parent to have done all its queries */
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w = WaitForSingleObject(ev2, WAIT_TIME);
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if (w != WAIT_OBJECT_0) ExitProcess(w);
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/* signal sub-thread to terminate */
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SetEvent(ev3);
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w = WaitForSingleObject(hThread, WAIT_TIME);
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if (w != WAIT_OBJECT_0) ExitProcess(w);
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GetExitCodeThread(hThread, &w);
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ExitProcess(w);
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default:
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return -1;
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}
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}
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static void test_process(DWORD curr_pid, DWORD sub_pcs_pid)
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{
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HANDLE hSnapshot;
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PROCESSENTRY32 pe;
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THREADENTRY32 te;
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MODULEENTRY32 me;
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unsigned found = 0;
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int num = 0;
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hSnapshot = pCreateToolhelp32Snapshot( TH32CS_SNAPPROCESS, 0 );
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ok(hSnapshot != NULL, "Cannot create snapshot\n");
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/* check that this current process is enumerated */
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pe.dwSize = sizeof(pe);
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if (pProcess32First( hSnapshot, &pe ))
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{
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do
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{
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if (pe.th32ProcessID == curr_pid) found++;
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if (pe.th32ProcessID == sub_pcs_pid) found++;
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trace("PID=%lx %s\n", pe.th32ProcessID, pe.szExeFile);
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num++;
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} while (pProcess32Next( hSnapshot, &pe ));
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}
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ok(found == 2, "couldn't find self and/or sub-process in process list\n");
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/* check that first really resets the enumeration */
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found = 0;
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if (pProcess32First( hSnapshot, &pe ))
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{
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do
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{
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if (pe.th32ProcessID == curr_pid) found++;
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if (pe.th32ProcessID == sub_pcs_pid) found++;
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trace("PID=%lx %s\n", pe.th32ProcessID, pe.szExeFile);
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num--;
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} while (pProcess32Next( hSnapshot, &pe ));
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}
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ok(found == 2, "couldn't find self and/or sub-process in process list\n");
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ok(!num, "mismatch in counting\n");
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te.dwSize = sizeof(te);
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ok(!pThread32First( hSnapshot, &te ), "shouldn't return a thread\n");
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me.dwSize = sizeof(me);
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ok(!pModule32First( hSnapshot, &me ), "shouldn't return a module\n");
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CloseHandle(hSnapshot);
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ok(!pProcess32First( hSnapshot, &pe ), "shouldn't return a process\n");
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}
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static void test_thread(DWORD curr_pid, DWORD sub_pcs_pid)
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{
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HANDLE hSnapshot;
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PROCESSENTRY32 pe;
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THREADENTRY32 te;
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MODULEENTRY32 me;
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int num = 0;
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unsigned curr_found = 0;
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unsigned sub_found = 0;
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hSnapshot = pCreateToolhelp32Snapshot( TH32CS_SNAPTHREAD, 0 );
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ok(hSnapshot != NULL, "Cannot create snapshot\n");
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/* check that this current process is enumerated */
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te.dwSize = sizeof(te);
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if (pThread32First( hSnapshot, &te ))
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{
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do
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{
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if (te.th32OwnerProcessID == curr_pid) curr_found++;
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if (te.th32OwnerProcessID == sub_pcs_pid) sub_found++;
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trace("PID=%lx TID=%lx %ld\n", te.th32OwnerProcessID, te.th32ThreadID, te.tpBasePri);
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num++;
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} while (pThread32Next( hSnapshot, &te ));
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}
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ok(curr_found == 1, "couldn't find self in thread list\n");
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ok(sub_found == 2, "couldn't find sub-process thread's in thread list\n");
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/* check that first really resets enumeration */
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curr_found = 0;
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sub_found = 0;
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if (pThread32First( hSnapshot, &te ))
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{
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do
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{
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if (te.th32OwnerProcessID == curr_pid) curr_found++;
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if (te.th32OwnerProcessID == sub_pcs_pid) sub_found++;
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trace("PID=%lx TID=%lx %ld\n", te.th32OwnerProcessID, te.th32ThreadID, te.tpBasePri);
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num--;
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} while (pThread32Next( hSnapshot, &te ));
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}
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ok(curr_found == 1, "couldn't find self in thread list\n");
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ok(sub_found == 2, "couldn't find sub-process thread's in thread list\n");
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pe.dwSize = sizeof(pe);
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ok(!pProcess32First( hSnapshot, &pe ), "shouldn't return a process\n");
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me.dwSize = sizeof(me);
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ok(!pModule32First( hSnapshot, &me ), "shouldn't return a module\n");
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CloseHandle(hSnapshot);
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ok(!pThread32First( hSnapshot, &te ), "shouldn't return a thread\n");
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}
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static const char* curr_expected_modules[] =
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{
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"kernel32.dll",
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"kernel32_test.exe"
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/* FIXME: could test for ntdll on NT and Wine */
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};
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static const char* sub_expected_modules[] =
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{
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"kernel32.dll",
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"kernel32_test.exe",
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"shell32.dll"
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/* FIXME: could test for ntdll on NT and Wine */
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};
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#define NUM_OF(x) (sizeof(x) / sizeof(x[0]))
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static void test_module(DWORD pid, const char* expected[], unsigned num_expected)
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{
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HANDLE hSnapshot;
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PROCESSENTRY32 pe;
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THREADENTRY32 te;
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MODULEENTRY32 me;
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unsigned found[32];
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int i, num = 0;
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ok(NUM_OF(found) >= num_expected, "Internal: bump found[] size\n");
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hSnapshot = pCreateToolhelp32Snapshot( TH32CS_SNAPMODULE, pid );
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ok(hSnapshot != NULL, "Cannot create snapshot\n");
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for (i = 0; i < num_expected; i++) found[i] = 0;
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me.dwSize = sizeof(me);
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if (pModule32First( hSnapshot, &me ))
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{
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do
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{
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trace("PID=%lx base=%p size=%lx %s %s\n",
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me.th32ProcessID, me.modBaseAddr, me.modBaseSize, me.szExePath, me.szModule);
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ok(me.th32ProcessID == pid, "wrong returned process id\n");
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for (i = 0; i < num_expected; i++)
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if (!lstrcmpi(expected[i], me.szModule)) found[i]++;
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num++;
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} while (pModule32Next( hSnapshot, &me ));
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}
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for (i = 0; i < num_expected; i++)
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ok(found[i] == 1, "Module %s is %s\n",
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expected[i], found[i] ? "listed more than once" : "not listed");
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/* check that first really resets the enumeration */
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for (i = 0; i < num_expected; i++) found[i] = 0;
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me.dwSize = sizeof(me);
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if (pModule32First( hSnapshot, &me ))
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{
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do
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{
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trace("PID=%lx base=%p size=%lx %s %s\n",
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me.th32ProcessID, me.modBaseAddr, me.modBaseSize, me.szExePath, me.szModule);
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for (i = 0; i < num_expected; i++)
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if (!lstrcmpi(expected[i], me.szModule)) found[i]++;
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num--;
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} while (pModule32Next( hSnapshot, &me ));
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}
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for (i = 0; i < num_expected; i++)
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ok(found[i] == 1, "Module %s is %s\n",
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expected[i], found[i] ? "listed more than once" : "not listed");
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ok(!num, "mismatch in counting\n");
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pe.dwSize = sizeof(pe);
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ok(!pProcess32First( hSnapshot, &pe ), "shouldn't return a process\n");
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me.dwSize = sizeof(me);
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ok(!pThread32First( hSnapshot, &te ), "shouldn't return a thread\n");
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CloseHandle(hSnapshot);
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ok(!pModule32First( hSnapshot, &me ), "shouldn't return a module\n");
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}
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START_TEST(toolhelp)
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{
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DWORD pid = GetCurrentProcessId();
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int r;
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char buffer[MAX_PATH];
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SECURITY_ATTRIBUTES sa;
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PROCESS_INFORMATION info;
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STARTUPINFOA startup;
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HANDLE ev1, ev2;
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DWORD w;
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HANDLE hkernel32 = GetModuleHandleA("kernel32");
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pCreateToolhelp32Snapshot = (VOID *) GetProcAddress(hkernel32, "CreateToolhelp32Snapshot");
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pModule32First = (VOID *) GetProcAddress(hkernel32, "Module32First");
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pModule32Next = (VOID *) GetProcAddress(hkernel32, "Module32Next");
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pProcess32First = (VOID *) GetProcAddress(hkernel32, "Process32First");
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pProcess32Next = (VOID *) GetProcAddress(hkernel32, "Process32Next");
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pThread32First = (VOID *) GetProcAddress(hkernel32, "Thread32First");
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pThread32Next = (VOID *) GetProcAddress(hkernel32, "Thread32Next");
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if (!pCreateToolhelp32Snapshot ||
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!pModule32First || !pModule32Next ||
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!pProcess32First || !pProcess32Next ||
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!pThread32First || !pThread32Next) return;
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r = init();
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ok(r == 0, "Basic init of sub-process test\n");
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if (r != 0) return;
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sa.nLength = sizeof(sa);
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sa.lpSecurityDescriptor = NULL;
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sa.bInheritHandle = TRUE;
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ev1 = CreateEvent(&sa, FALSE, FALSE, NULL);
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ev2 = CreateEvent(&sa, FALSE, FALSE, NULL);
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ok (ev1 != NULL && ev2 != NULL, "Couldn't create events\n");
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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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sprintf(buffer, "%s tests/toolhelp.c %lu %lu", selfname, (DWORD)ev1, (DWORD)ev2);
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ok(CreateProcessA(NULL, buffer, NULL, NULL, TRUE, 0, NULL, NULL, &startup, &info), "CreateProcess\n");
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/* wait for child to be initialized */
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w = WaitForSingleObject(ev1, WAIT_TIME);
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ok(w == WAIT_OBJECT_0, "Failed to wait on sub-process startup\n");
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test_process(pid, info.dwProcessId);
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test_thread(pid, info.dwProcessId);
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test_module(pid, curr_expected_modules, NUM_OF(curr_expected_modules));
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test_module(info.dwProcessId, sub_expected_modules, NUM_OF(sub_expected_modules));
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SetEvent(ev2);
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w = WaitForSingleObject(info.hProcess, WAIT_TIME);
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ok(w == WAIT_OBJECT_0, "Failed to wait on sub-process termination\n");
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ok(GetExitCodeProcess(info.hProcess, &w), "couldn't get process exit code\n");
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ok(w == WAIT_OBJECT_0, "Sub-Process failed to terminate properly\n");
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}
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