dlls/psapi/tests/psapi_main.c

   1 /*
   2  * Unit test suite for PSAPI
   3  *
   4  * Copyright (C) 2005 Felix Nawothnig
   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 <stdarg.h>
  22 #include <stdio.h>
  23
  24 #include "windows.h"
  25 #include "wine/test.h"
  26 #include "psapi.h"
  27
  28 #define expect_eq_d(expected, actual) \
  29     do { \
  30       int value = (actual); \
  31       ok((expected) == value, "Expected " #actual " to be %d (" #expected ") is %d\n", \
  32           (expected), value); \
  33     } while (0)
  34
  35 #define PSAPI_GET_PROC(func) \
  36     p ## func = (void*)GetProcAddress(hpsapi, #func); \
  37     if(!p ## func) { \
  38         ok(0, "GetProcAddress(%s) failed\n", #func); \
  39         FreeLibrary(hpsapi); \
  40         return FALSE; \
  41     }
  42
  43 /* All PSAPI functions return non-zero and call SetLastError()
  44  * on failure so we can use some macros for convenience */
  45
  46 #define w32_suc(x) \
  47   (SetLastError(0xdeadbeef), \
  48    (x) \
  49      ? (ok(1, "succeeded\n"), 1) \
  50      : GetLastError() == 0xdeadbeef \
  51        ? (ok(0, "failed without error code\n"), 0) \
  52        : (ok(0, "failed with %d\n", GetLastError()), 0))
  53
  54 #define w32_err(x, e) \
  55   (SetLastError(0xdeadbeef), \
  56    (x) \
  57      ? (ok(0, "expected error=%d but succeeded\n", e), 0) \
  58      : GetLastError() == e \
  59        ? (ok(1, "failed with %d\n", e), 1) \
  60        : GetLastError() == 0xdeadbeef \
  61          ? (ok(0, "failed without error code\n"), 0) \
  62          : (ok(0, "expected error=%d but failed with %d\n", \
  63                  e, GetLastError()), 0))
  64
  65 static BOOL  (WINAPI *pEmptyWorkingSet)(HANDLE);
  66 static BOOL  (WINAPI *pEnumProcesses)(DWORD*, DWORD, DWORD*);
  67 static BOOL  (WINAPI *pEnumProcessModules)(HANDLE, HMODULE*, DWORD, LPDWORD);
  68 static DWORD (WINAPI *pGetModuleBaseNameA)(HANDLE, HMODULE, LPSTR, DWORD);
  69 static DWORD (WINAPI *pGetModuleFileNameExA)(HANDLE, HMODULE, LPSTR, DWORD);
  70 static BOOL  (WINAPI *pGetModuleInformation)(HANDLE, HMODULE, LPMODULEINFO, DWORD);
  71 static DWORD (WINAPI *pGetMappedFileNameA)(HANDLE, LPVOID, LPSTR, DWORD);
  72 static DWORD (WINAPI *pGetProcessImageFileNameA)(HANDLE, LPSTR, DWORD);
  73 static DWORD (WINAPI *pGetProcessImageFileNameW)(HANDLE, LPWSTR, DWORD);
  74 static BOOL  (WINAPI *pGetProcessMemoryInfo)(HANDLE, PPROCESS_MEMORY_COUNTERS, DWORD);
  75 static BOOL  (WINAPI *pGetWsChanges)(HANDLE, PPSAPI_WS_WATCH_INFORMATION, DWORD);
  76 static BOOL  (WINAPI *pInitializeProcessForWsWatch)(HANDLE);
  77 static BOOL  (WINAPI *pQueryWorkingSet)(HANDLE, PVOID, DWORD);
  78
  79 static BOOL InitFunctionPtrs(HMODULE hpsapi)
  80 {
  81     PSAPI_GET_PROC(EmptyWorkingSet);
  82     PSAPI_GET_PROC(EnumProcessModules);
  83     PSAPI_GET_PROC(EnumProcesses);
  84     PSAPI_GET_PROC(GetModuleBaseNameA);
  85     PSAPI_GET_PROC(GetModuleFileNameExA);
  86     PSAPI_GET_PROC(GetModuleInformation);
  87     PSAPI_GET_PROC(GetMappedFileNameA);
  88     PSAPI_GET_PROC(GetProcessMemoryInfo);
  89     PSAPI_GET_PROC(GetWsChanges);
  90     PSAPI_GET_PROC(InitializeProcessForWsWatch);
  91     PSAPI_GET_PROC(QueryWorkingSet);
  92     /* GetProcessImageFileName is not exported on NT4 */
  93     pGetProcessImageFileNameA =
  94       (void *)GetProcAddress(hpsapi, "GetProcessImageFileNameA");
  95     pGetProcessImageFileNameW =
  96       (void *)GetProcAddress(hpsapi, "GetProcessImageFileNameW");
  97     return TRUE;
  98 }
  99
 100 static HANDLE hpSR, hpQI, hpVR, hpQV, hpAA;
 101 static const HANDLE hBad = (HANDLE)0xdeadbeef;
 102
 103 static void test_EnumProcesses(void)
 104 {
 105     DWORD pid, cbUsed = 0xdeadbeef;
 106
 107     if(w32_suc(pEnumProcesses(NULL, 0, &cbUsed)))
 108         ok(cbUsed == 0, "cbUsed=%d\n", cbUsed);
 109     if(w32_suc(pEnumProcesses(&pid, 4, &cbUsed)))
 110         ok(cbUsed == 4, "cbUsed=%d\n", cbUsed);
 111 }
 112
 113 static void test_EnumProcessModules(void)
 114 {
 115     HMODULE hMod = GetModuleHandle(NULL);
 116     DWORD cbNeeded = 0xdeadbeef;
 117
 118     w32_err(pEnumProcessModules(NULL, NULL, 0, &cbNeeded), ERROR_INVALID_HANDLE);
 119     w32_err(pEnumProcessModules(hpQI, NULL, 0, &cbNeeded), ERROR_ACCESS_DENIED);
 120     w32_suc(pEnumProcessModules(hpQV, NULL, 0, &cbNeeded));
 121     if(!w32_suc(pEnumProcessModules(hpQV, &hMod, sizeof(HMODULE), &cbNeeded)))
 122         return;
 123     ok(cbNeeded / sizeof(HMODULE) >= 3 && cbNeeded / sizeof(HMODULE) <= 5 * sizeof(HMODULE),
 124        "cbNeeded=%d\n", cbNeeded);
 125     ok(hMod == GetModuleHandle(NULL),
 126        "hMod=%p GetModuleHandle(NULL)=%p\n", hMod, GetModuleHandle(NULL));
 127 }
 128
 129 static void test_GetModuleInformation(void)
 130 {
 131     HMODULE hMod = GetModuleHandle(NULL);
 132     MODULEINFO info;
 133
 134     w32_err(pGetModuleInformation(NULL, hMod, &info, sizeof(info)), ERROR_INVALID_HANDLE);
 135     w32_err(pGetModuleInformation(hpQI, hMod, &info, sizeof(info)), ERROR_ACCESS_DENIED);
 136     w32_err(pGetModuleInformation(hpQV, hBad, &info, sizeof(info)), ERROR_INVALID_HANDLE);
 137     w32_err(pGetModuleInformation(hpQV, hMod, &info, sizeof(info)-1), ERROR_INSUFFICIENT_BUFFER);
 138     if(w32_suc(pGetModuleInformation(hpQV, hMod, &info, sizeof(info))))
 139         ok(info.lpBaseOfDll == hMod, "lpBaseOfDll=%p hMod=%p\n", info.lpBaseOfDll, hMod);
 140 }
 141
 142 static void test_GetProcessMemoryInfo(void)
 143 {
 144     PROCESS_MEMORY_COUNTERS pmc;
 145
 146     w32_err(pGetProcessMemoryInfo(NULL, &pmc, sizeof(pmc)), ERROR_INVALID_HANDLE);
 147     todo_wine w32_err(pGetProcessMemoryInfo(hpSR, &pmc, sizeof(pmc)), ERROR_ACCESS_DENIED);
 148     w32_err(pGetProcessMemoryInfo(hpQI, &pmc, sizeof(pmc)-1), ERROR_INSUFFICIENT_BUFFER);
 149     w32_suc(pGetProcessMemoryInfo(hpQI, &pmc, sizeof(pmc)));
 150 }
 151
 152 static void test_GetMappedFileName(void)
 153 {
 154     HMODULE hMod = GetModuleHandle(NULL);
 155     char szMapPath[MAX_PATH], szModPath[MAX_PATH], *szMapBaseName;
 156     DWORD ret;
 157
 158     w32_err(pGetMappedFileNameA(NULL, hMod, szMapPath, sizeof(szMapPath)), ERROR_INVALID_HANDLE);
 159     w32_err(pGetMappedFileNameA(hpSR, hMod, szMapPath, sizeof(szMapPath)), ERROR_ACCESS_DENIED);
 160     if(!w32_suc(ret = pGetMappedFileNameA(hpQI, hMod, szMapPath, sizeof(szMapPath))))
 161         return;
 162     ok(ret == strlen(szMapPath), "szMapPath=\"%s\" ret=%d\n", szMapPath, ret);
 163     ok(szMapPath[0] == '\\', "szMapPath=\"%s\"\n", szMapPath);
 164     szMapBaseName = strrchr(szMapPath, '\\'); /* That's close enough for us */
 165     if(!szMapBaseName || !*szMapBaseName)
 166     {
 167         ok(0, "szMapPath=\"%s\"\n", szMapPath);
 168         return;
 169     }
 170     GetModuleFileNameA(NULL, szModPath, sizeof(szModPath));
 171     ok(!strcmp(strrchr(szModPath, '\\'), szMapBaseName),
 172        "szModPath=\"%s\" szMapBaseName=\"%s\"\n", szModPath, szMapBaseName);
 173 }
 174
 175 static void test_GetProcessImageFileName(void)
 176 {
 177     HMODULE hMod = GetModuleHandle(NULL);
 178     char szImgPath[MAX_PATH], szMapPath[MAX_PATH];
 179     WCHAR szImgPathW[MAX_PATH];
 180     DWORD ret;
 181
 182     if(pGetProcessImageFileNameA == NULL)
 183         return;
 184
 185     /* This function is available on WinXP+ only */
 186     SetLastError(0xdeadbeef);
 187     if(!pGetProcessImageFileNameA(hpQI, szImgPath, sizeof(szImgPath)))
 188     {
 189         if(GetLastError() == ERROR_INVALID_FUNCTION) {
 190             win_skip("GetProcessImageFileName not implemented\n");
 191             return;
 192         }
 193
 194         if(GetLastError() == 0xdeadbeef)
 195             todo_wine ok(0, "failed without error code\n");
 196         else
 197             todo_wine ok(0, "failed with %d\n", GetLastError());
 198     }
 199
 200     todo_wine w32_err(pGetProcessImageFileNameA(NULL, szImgPath, sizeof(szImgPath)), ERROR_INVALID_HANDLE);
 201     todo_wine w32_err(pGetProcessImageFileNameA(hpSR, szImgPath, sizeof(szImgPath)), ERROR_ACCESS_DENIED);
 202     todo_wine w32_err(pGetProcessImageFileNameA(hpQI, szImgPath, 0), ERROR_INSUFFICIENT_BUFFER);
 203     todo_wine
 204     if(w32_suc(ret = pGetProcessImageFileNameA(hpQI, szImgPath, sizeof(szImgPath))) &&
 205        w32_suc(pGetMappedFileNameA(hpQV, hMod, szMapPath, sizeof(szMapPath)))) {
 206         /* Windows returns 2*strlen-1 */
 207         ok(ret >= strlen(szImgPath), "szImgPath=\"%s\" ret=%d\n", szImgPath, ret);
 208         ok(!strcmp(szImgPath, szMapPath),
 209            "szImgPath=\"%s\" szMapPath=\"%s\"\n", szImgPath, szMapPath);
 210     }
 211
 212     w32_err(pGetProcessImageFileNameW(NULL, szImgPathW, sizeof(szImgPathW)), ERROR_INVALID_HANDLE);
 213     /* no information about correct buffer size returned: */
 214     w32_err(pGetProcessImageFileNameW(hpQI, szImgPathW, 0), ERROR_INSUFFICIENT_BUFFER);
 215     w32_err(pGetProcessImageFileNameW(hpQI, NULL, 0), ERROR_INSUFFICIENT_BUFFER);
 216
 217     /* correct call */
 218     memset(szImgPathW, 0xff, sizeof(szImgPathW));
 219     ret = pGetProcessImageFileNameW(hpQI, szImgPathW, sizeof(szImgPathW)/sizeof(WCHAR));
 220     ok(ret > 0, "GetProcessImageFileNameW should have succeeded.\n");
 221     ok(szImgPathW[0] == '\\', "GetProcessImageFileNameW should have returned an NT path.\n");
 222     expect_eq_d(lstrlenW(szImgPathW), ret);
 223
 224     /* boundary values of 'size' */
 225     w32_err(pGetProcessImageFileNameW(hpQI, szImgPathW, ret), ERROR_INSUFFICIENT_BUFFER);
 226
 227     memset(szImgPathW, 0xff, sizeof(szImgPathW));
 228     ret = pGetProcessImageFileNameW(hpQI, szImgPathW, ret + 1);
 229     ok(ret > 0, "GetProcessImageFileNameW should have succeeded.\n");
 230     ok(szImgPathW[0] == '\\', "GetProcessImageFileNameW should have returned an NT path.\n");
 231     expect_eq_d(lstrlenW(szImgPathW), ret);
 232 }
 233
 234 static void test_GetModuleFileNameEx(void)
 235 {
 236     HMODULE hMod = GetModuleHandle(NULL);
 237     char szModExPath[MAX_PATH+1], szModPath[MAX_PATH+1];
 238     DWORD ret;
 239
 240     w32_err(pGetModuleFileNameExA(NULL, hMod, szModExPath, sizeof(szModExPath)), ERROR_INVALID_HANDLE);
 241     w32_err(pGetModuleFileNameExA(hpQI, hMod, szModExPath, sizeof(szModExPath)), ERROR_ACCESS_DENIED);
 242     w32_err(pGetModuleFileNameExA(hpQV, hBad, szModExPath, sizeof(szModExPath)), ERROR_INVALID_HANDLE);
 243     if(!w32_suc(ret = pGetModuleFileNameExA(hpQV, NULL, szModExPath, sizeof(szModExPath))))
 244         return;
 245     ok(ret == strlen(szModExPath), "szModExPath=\"%s\" ret=%d\n", szModExPath, ret);
 246     GetModuleFileNameA(NULL, szModPath, sizeof(szModPath));
 247     ok(!strncmp(szModExPath, szModPath, MAX_PATH),
 248        "szModExPath=\"%s\" szModPath=\"%s\"\n", szModExPath, szModPath);
 249 }
 250
 251 static void test_GetModuleBaseName(void)
 252 {
 253     HMODULE hMod = GetModuleHandle(NULL);
 254     char szModPath[MAX_PATH], szModBaseName[MAX_PATH];
 255     DWORD ret;
 256
 257     w32_err(pGetModuleBaseNameA(NULL, hMod, szModBaseName, sizeof(szModBaseName)), ERROR_INVALID_HANDLE);
 258     w32_err(pGetModuleBaseNameA(hpQI, hMod, szModBaseName, sizeof(szModBaseName)), ERROR_ACCESS_DENIED);
 259     w32_err(pGetModuleBaseNameA(hpQV, hBad, szModBaseName, sizeof(szModBaseName)), ERROR_INVALID_HANDLE);
 260     if(!w32_suc(ret = pGetModuleBaseNameA(hpQV, NULL, szModBaseName, sizeof(szModBaseName))))
 261         return;
 262     ok(ret == strlen(szModBaseName), "szModBaseName=\"%s\" ret=%d\n", szModBaseName, ret);
 263     GetModuleFileNameA(NULL, szModPath, sizeof(szModPath));
 264     ok(!strcmp(strrchr(szModPath, '\\') + 1, szModBaseName),
 265        "szModPath=\"%s\" szModBaseName=\"%s\"\n", szModPath, szModBaseName);
 266 }
 267
 268 static void test_ws_functions(void)
 269 {
 270     PSAPI_WS_WATCH_INFORMATION wswi[4096];
 271     ULONG_PTR pages[4096];
 272     char *addr;
 273     unsigned int i;
 274
 275     todo_wine w32_err(pEmptyWorkingSet(NULL), ERROR_INVALID_HANDLE);
 276     todo_wine w32_err(pEmptyWorkingSet(hpSR), ERROR_ACCESS_DENIED);
 277     w32_suc(pEmptyWorkingSet(hpAA));
 278
 279     todo_wine w32_err(pInitializeProcessForWsWatch(NULL), ERROR_INVALID_HANDLE);
 280     w32_suc(pInitializeProcessForWsWatch(hpAA));
 281
 282     if(!w32_suc(addr = VirtualAlloc(NULL, 1, MEM_COMMIT, PAGE_READWRITE)))
 283         return;
 284
 285     if(!VirtualLock(addr, 1))
 286     {
 287         trace("locking failed (error=%d) - skipping test\n", GetLastError());
 288         goto free_page;
 289     }
 290
 291     todo_wine if(w32_suc(pQueryWorkingSet(hpQI, pages, 4096 * sizeof(ULONG_PTR))))
 292     {
 293        for(i = 0; i < pages[0]; i++)
 294            if((pages[i+1] & ~0xfffL) == (ULONG_PTR)addr)
 295            {
 296                ok(1, "QueryWorkingSet found our page\n");
 297                goto test_gwsc;
 298            }
 299
 300        ok(0, "QueryWorkingSet didn't find our page\n");
 301     }
 302
 303 test_gwsc:
 304     todo_wine if(w32_suc(pGetWsChanges(hpQI, wswi, sizeof(wswi))))
 305     {
 306         for(i = 0; wswi[i].FaultingVa; i++)
 307             if(((ULONG_PTR)wswi[i].FaultingVa & ~0xfffL) == (ULONG_PTR)addr)
 308             {
 309                 ok(1, "GetWsChanges found our page\n");
 310                 goto free_page;
 311             }
 312
 313         ok(0, "GetWsChanges didn't find our page\n");
 314     }
 315
 316 free_page:
 317     VirtualFree(addr, 0, MEM_RELEASE);
 318 }
 319
 320 START_TEST(psapi_main)
 321 {
 322     HMODULE hpsapi = LoadLibraryA("psapi.dll");
 323
 324     if(!hpsapi)
 325     {
 326         trace("Could not load psapi.dll\n");
 327         return;
 328     }
 329
 330     if(InitFunctionPtrs(hpsapi))
 331     {
 332         DWORD pid = GetCurrentProcessId();
 333
 334         w32_suc(hpSR = OpenProcess(STANDARD_RIGHTS_REQUIRED, FALSE, pid));
 335         w32_suc(hpQI = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, pid));
 336         w32_suc(hpVR = OpenProcess(PROCESS_VM_READ, FALSE, pid));
 337         w32_suc(hpQV = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid));
 338         w32_suc(hpAA = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid));
 339         if(hpSR && hpQI && hpVR && hpQV && hpAA)
 340         {
 341             test_EnumProcesses();
 342             test_EnumProcessModules();
 343             test_GetModuleInformation();
 344             test_GetProcessMemoryInfo();
 345             todo_wine test_GetMappedFileName();
 346             test_GetProcessImageFileName();
 347             test_GetModuleFileNameEx();
 348             test_GetModuleBaseName();
 349             test_ws_functions();
 350         }
 351         CloseHandle(hpSR);
 352         CloseHandle(hpQI);
 353         CloseHandle(hpVR);
 354         CloseHandle(hpQV);
 355         CloseHandle(hpAA);
 356     }
 357
 358     FreeLibrary(hpsapi);
 359 }