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