Examples with DWORD com.sun.jna.platform.win32.WinDef.DWORD used on opensource projects

Example 1 with DWORD

use of com.sun.jna.platform.win32.WinDef.DWORD in project jna by java-native-access.

the class Advapi32Test method testAdjustTokenPrivileges.

public void testAdjustTokenPrivileges() {
    HANDLEByReference hToken = new HANDLEByReference();
    assertTrue(Advapi32.INSTANCE.OpenProcessToken(Kernel32.INSTANCE.GetCurrentProcess(), WinNT.TOKEN_ADJUST_PRIVILEGES | WinNT.TOKEN_QUERY, hToken));
    try {
        // Find an already enabled privilege
        TOKEN_PRIVILEGES tp = new TOKEN_PRIVILEGES(1024);
        IntByReference returnLength = new IntByReference();
        assertTrue(Advapi32.INSTANCE.GetTokenInformation(hToken.getValue(), WinNT.TOKEN_INFORMATION_CLASS.TokenPrivileges, tp, tp.size(), returnLength));
        assertTrue(tp.PrivilegeCount.intValue() > 0);
        WinNT.LUID luid = null;
        for (int i = 0; i < tp.PrivilegeCount.intValue(); i++) {
            if ((tp.Privileges[i].Attributes.intValue() & WinNT.SE_PRIVILEGE_ENABLED) > 0) {
                luid = tp.Privileges[i].Luid;
            }
        }
        assertTrue(luid != null);
        // Re-enable it. That should succeed.
        tp = new WinNT.TOKEN_PRIVILEGES(1);
        tp.Privileges[0] = new WinNT.LUID_AND_ATTRIBUTES(luid, new DWORD(WinNT.SE_PRIVILEGE_ENABLED));
        assertTrue(Advapi32.INSTANCE.AdjustTokenPrivileges(hToken.getValue(), false, tp, 0, null, null));
    } finally {
        Kernel32Util.closeHandleRef(hToken);
    }
}

Example 2 with DWORD

use of com.sun.jna.platform.win32.WinDef.DWORD in project jna by java-native-access.

the class Advapi32Test method testReadEncryptedFileRaw.

public void testReadEncryptedFileRaw() throws Exception {
    // create an encrypted file
    File file = createTempFile();
    String lpFileName = file.getAbsolutePath();
    assertTrue("EncryptFile(" + lpFileName + ")", Advapi32.INSTANCE.EncryptFile(lpFileName));
    // open file for export
    ULONG ulFlags = new ULONG(0);
    PointerByReference pvContext = new PointerByReference();
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.OpenEncryptedFileRaw(lpFileName, ulFlags, pvContext));
    // read encrypted file
    final ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    FE_EXPORT_FUNC pfExportCallback = new FE_EXPORT_FUNC() {

        @Override
        public DWORD callback(Pointer pbData, Pointer pvCallbackContext, ULONG ulLength) {
            if (pbData == null) {
                throw new NullPointerException("Callback data unexpectedly missing");
            }
            byte[] arr = pbData.getByteArray(0, ulLength.intValue());
            try {
                outputStream.write(arr);
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
            return new DWORD(W32Errors.ERROR_SUCCESS);
        }
    };
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.ReadEncryptedFileRaw(pfExportCallback, null, pvContext.getValue()));
    outputStream.close();
    Advapi32.INSTANCE.CloseEncryptedFileRaw(pvContext.getValue());
    file.delete();
}

Example 3 with DWORD

use of com.sun.jna.platform.win32.WinDef.DWORD in project jna by java-native-access.

the class Advapi32Test method testMapGenericAllMask.

public void testMapGenericAllMask() {
    final GENERIC_MAPPING mapping = new GENERIC_MAPPING();
    mapping.genericRead = new DWORD(FILE_GENERIC_READ);
    mapping.genericWrite = new DWORD(FILE_GENERIC_WRITE);
    mapping.genericExecute = new DWORD(FILE_GENERIC_EXECUTE);
    mapping.genericAll = new DWORD(FILE_ALL_ACCESS);
    final DWORDByReference rights = new DWORDByReference(new DWORD(GENERIC_ALL));
    Advapi32.INSTANCE.MapGenericMask(rights, mapping);
    assertEquals(FILE_ALL_ACCESS, rights.getValue().intValue());
    assertTrue(GENERIC_ALL != (rights.getValue().intValue() & GENERIC_ALL));
}

Example 4 with DWORD

use of com.sun.jna.platform.win32.WinDef.DWORD in project jna by java-native-access.

the class Advapi32Test method testRegSetValueEx_DWORD.

public void testRegSetValueEx_DWORD() {
    HKEYByReference phKey = new HKEYByReference();
    // create parent key
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegOpenKeyEx(WinReg.HKEY_CURRENT_USER, "Software", 0, WinNT.KEY_WRITE | WinNT.KEY_READ, phKey));
    HKEYByReference phkTest = new HKEYByReference();
    IntByReference lpdwDisposition = new IntByReference();
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegCreateKeyEx(phKey.getValue(), "JNAAdvapi32Test", 0, null, 0, WinNT.KEY_ALL_ACCESS, null, phkTest, lpdwDisposition));
    // write a REG_DWORD value
    int value = 42145;
    byte[] data = new byte[4];
    data[0] = (byte) (value & 0xff);
    data[1] = (byte) ((value >> 8) & 0xff);
    data[2] = (byte) ((value >> 16) & 0xff);
    data[3] = (byte) ((value >> 24) & 0xff);
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegSetValueEx(phkTest.getValue(), "DWORD", 0, WinNT.REG_DWORD, data, 4));
    // re-read the REG_DWORD value
    IntByReference lpType = new IntByReference();
    IntByReference lpcbData = new IntByReference();
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegQueryValueEx(phkTest.getValue(), "DWORD", 0, lpType, (char[]) null, lpcbData));
    assertEquals(WinNT.REG_DWORD, lpType.getValue());
    assertEquals(4, lpcbData.getValue());
    IntByReference valueRead = new IntByReference();
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegQueryValueEx(phkTest.getValue(), "DWORD", 0, lpType, valueRead, lpcbData));
    assertEquals(value, valueRead.getValue());
    // delete the test key
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegCloseKey(phkTest.getValue()));
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegDeleteKey(phKey.getValue(), "JNAAdvapi32Test"));
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegCloseKey(phKey.getValue()));
}

Example 5 with DWORD

use of com.sun.jna.platform.win32.WinDef.DWORD in project jna by java-native-access.

the class Advapi32Test method testGetNamedSecurityInfoForFileWithSACL.

public void testGetNamedSecurityInfoForFileWithSACL() throws Exception {
    boolean impersontating = false;
    WinNT.LUID pLuid = new WinNT.LUID();
    assertTrue(Advapi32.INSTANCE.LookupPrivilegeValue(null, SE_SECURITY_NAME, pLuid));
    HANDLEByReference phToken = new HANDLEByReference();
    HANDLEByReference phTokenDuplicate = new HANDLEByReference();
    try {
        // open thread or process token, elevate
        if (!Advapi32.INSTANCE.OpenThreadToken(Kernel32.INSTANCE.GetCurrentThread(), TOKEN_ADJUST_PRIVILEGES, false, phToken)) {
            assertEquals(W32Errors.ERROR_NO_TOKEN, Kernel32.INSTANCE.GetLastError());
            // OpenThreadToken may fail with W32Errors.ERROR_NO_TOKEN if current thread is anonymous.  When this happens,
            // we need to open the process token to duplicate it, then set our thread token.
            assertTrue(Advapi32.INSTANCE.OpenProcessToken(Kernel32.INSTANCE.GetCurrentProcess(), TOKEN_DUPLICATE, phToken));
            // Process token opened, now duplicate
            assertTrue(Advapi32.INSTANCE.DuplicateTokenEx(phToken.getValue(), TOKEN_ADJUST_PRIVILEGES | TOKEN_IMPERSONATE, null, SECURITY_IMPERSONATION_LEVEL.SecurityImpersonation, TOKEN_TYPE.TokenImpersonation, phTokenDuplicate));
            // And set thread token.
            assertTrue(Advapi32.INSTANCE.SetThreadToken(null, phTokenDuplicate.getValue()));
            impersontating = true;
        }
        // Which token to adjust depends on whether we had to impersonate or not.
        HANDLE tokenAdjust = impersontating ? phTokenDuplicate.getValue() : phToken.getValue();
        WinNT.TOKEN_PRIVILEGES tp = new WinNT.TOKEN_PRIVILEGES(1);
        tp.Privileges[0] = new WinNT.LUID_AND_ATTRIBUTES(pLuid, new DWORD(WinNT.SE_PRIVILEGE_ENABLED));
        assertTrue(Advapi32.INSTANCE.AdjustTokenPrivileges(tokenAdjust, false, tp, 0, null, null));
        int infoType = OWNER_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION | SACL_SECURITY_INFORMATION;
        PointerByReference ppsidOwner = new PointerByReference();
        PointerByReference ppsidGroup = new PointerByReference();
        PointerByReference ppDacl = new PointerByReference();
        PointerByReference ppSacl = new PointerByReference();
        PointerByReference ppSecurityDescriptor = new PointerByReference();
        File file = createTempFile();
        String filePath = file.getAbsolutePath();
        try {
            try {
                assertEquals("GetNamedSecurityInfo(" + filePath + ")", 0, Advapi32.INSTANCE.GetNamedSecurityInfo(filePath, AccCtrl.SE_OBJECT_TYPE.SE_FILE_OBJECT, infoType, ppsidOwner, ppsidGroup, ppDacl, ppSacl, ppSecurityDescriptor));
            } finally {
                file.delete();
            }
        } finally {
            Kernel32Util.freeLocalMemory(ppSecurityDescriptor.getValue());
        }
        if (impersontating) {
            Advapi32.INSTANCE.SetThreadToken(null, null);
        } else {
            tp.Privileges[0] = new WinNT.LUID_AND_ATTRIBUTES(pLuid, new DWORD(0));
            Advapi32.INSTANCE.AdjustTokenPrivileges(tokenAdjust, false, tp, 0, null, null);
        }
    } finally {
        Kernel32Util.closeHandleRefs(phToken, phTokenDuplicate);
    }
}