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

Example 1 with CHAR

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

the class Advapi32Test method testRegQueryValueEx.

public void testRegQueryValueEx() {
    HKEYByReference phKey = new HKEYByReference();
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegOpenKeyEx(WinReg.HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings", 0, WinNT.KEY_READ, phKey));
    IntByReference lpcbData = new IntByReference();
    IntByReference lpType = new IntByReference();
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegQueryValueEx(phKey.getValue(), "User Agent", 0, lpType, (char[]) null, lpcbData));
    assertEquals(WinNT.REG_SZ, lpType.getValue());
    assertTrue(lpcbData.getValue() > 0);
    char[] buffer = new char[lpcbData.getValue()];
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegQueryValueEx(phKey.getValue(), "User Agent", 0, lpType, buffer, lpcbData));
    assertEquals(W32Errors.ERROR_SUCCESS, Advapi32.INSTANCE.RegCloseKey(phKey.getValue()));
}

Example 2 with CHAR

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

the class Advapi32Test method testLookupAccountName.

public void testLookupAccountName() {
    IntByReference pSid = new IntByReference(0);
    IntByReference pDomain = new IntByReference(0);
    PointerByReference peUse = new PointerByReference();
    String accountName = "Administrator";
    assertFalse(Advapi32.INSTANCE.LookupAccountName(null, accountName, null, pSid, null, pDomain, peUse));
    assertEquals(W32Errors.ERROR_INSUFFICIENT_BUFFER, Kernel32.INSTANCE.GetLastError());
    assertTrue(pSid.getValue() > 0);
    Memory sidMemory = new Memory(pSid.getValue());
    PSID pSidMemory = new PSID(sidMemory);
    char[] referencedDomainName = new char[pDomain.getValue() + 1];
    assertTrue(Advapi32.INSTANCE.LookupAccountName(null, accountName, pSidMemory, pSid, referencedDomainName, pDomain, peUse));
    assertEquals(SID_NAME_USE.SidTypeUser, peUse.getPointer().getInt(0));
    assertTrue(Native.toString(referencedDomainName).length() > 0);
}

Example 3 with CHAR

use of com.sun.jna.platform.win32.WinDef.CHAR 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 4 with CHAR

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

the class WevtapiTest method testEvtOpenChannelEnum.

public void testEvtOpenChannelEnum() throws Exception {
    EVT_HANDLE channelHandle = null;
    List<String> channelList = new ArrayList<String>();
    try {
        channelHandle = Wevtapi.INSTANCE.EvtOpenChannelEnum(null, 0);
        if (channelHandle == null) {
            throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
        }
        char[] buff = new char[1024];
        IntByReference buffUsed = new IntByReference();
        while (true) {
            if (!Wevtapi.INSTANCE.EvtNextChannelPath(channelHandle, buff.length, buff, buffUsed)) {
                if (Kernel32.INSTANCE.GetLastError() == WinError.ERROR_NO_MORE_ITEMS) {
                    break;
                } else if (Kernel32.INSTANCE.GetLastError() == WinError.ERROR_INSUFFICIENT_BUFFER) {
                    buff = new char[buffUsed.getValue()];
                    if (!Wevtapi.INSTANCE.EvtNextChannelPath(channelHandle, buff.length, buff, buffUsed)) {
                        throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
                    }
                }
            }
            channelList.add(Native.toString(buff));
        }
        assertThat(channelList.size() > 0, is(true));
    } finally {
        if (channelHandle != null) {
            Wevtapi.INSTANCE.EvtClose(channelHandle);
        }
    }
}

Example 5 with CHAR

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

the class PsapiTest method testGetProcessImageFileName.

@Test
public void testGetProcessImageFileName() {
    HANDLE me = null;
    Win32Exception we = null;
    try {
        me = Kernel32.INSTANCE.OpenProcess(WinNT.PROCESS_ALL_ACCESS, false, Kernel32.INSTANCE.GetCurrentProcessId());
        assertTrue("Handle to my process should not be null", me != null);
        char[] buffer = new char[256];
        Psapi.INSTANCE.GetProcessImageFileName(me, buffer, 256);
        String path = new String(buffer);
        assertTrue("Image path should contain 'java' and '.exe'", path.contains("java") && path.contains(".exe"));
    } catch (Win32Exception e) {
        we = e;
        // re-throw to invoke finally block
        throw we;
    } finally {
        try {
            Kernel32Util.closeHandle(me);
        } catch (Win32Exception e) {
            if (we == null) {
                we = e;
            } else {
                we.addSuppressed(e);
            }
        }
        if (we != null) {
            throw we;
        }
    }
}