Examples with Win32Exception com.sun.jna.platform.win32.Win32Exception used on opensource projects

Example 46 with Win32Exception

use of com.sun.jna.platform.win32.Win32Exception in project jna by java-native-access.

the class Advapi32Util method registryKeyExists.

/**
	 * Checks whether a registry key exists.
	 *
	 * @param root
	 *            HKEY_LOCAL_MACHINE, etc.
	 * @param key
	 *            Path to the registry key.
	 * @return True if the key exists.
	 */
public static boolean registryKeyExists(HKEY root, String key) {
    HKEYByReference phkKey = new HKEYByReference();
    int rc = Advapi32.INSTANCE.RegOpenKeyEx(root, key, 0, WinNT.KEY_READ, phkKey);
    switch(rc) {
        case W32Errors.ERROR_SUCCESS:
            Advapi32.INSTANCE.RegCloseKey(phkKey.getValue());
            return true;
        case W32Errors.ERROR_FILE_NOT_FOUND:
            return false;
        default:
            throw new Win32Exception(rc);
    }
}

Example 47 with Win32Exception

use of com.sun.jna.platform.win32.Win32Exception in project jna by java-native-access.

the class Advapi32Util method getAccountByName.

/**
	 * Retrieves a security identifier (SID) for a given account.
	 *
	 * @param systemName
	 *            Name of the system.
	 * @param accountName
	 *            Account name.
	 * @return A structure containing the account SID.
	 */
public static Account getAccountByName(String systemName, String accountName) {
    IntByReference pSid = new IntByReference(0);
    IntByReference cchDomainName = new IntByReference(0);
    PointerByReference peUse = new PointerByReference();
    if (Advapi32.INSTANCE.LookupAccountName(systemName, accountName, null, pSid, null, cchDomainName, peUse)) {
        throw new RuntimeException("LookupAccountNameW was expected to fail with ERROR_INSUFFICIENT_BUFFER");
    }
    int rc = Kernel32.INSTANCE.GetLastError();
    if (pSid.getValue() == 0 || rc != W32Errors.ERROR_INSUFFICIENT_BUFFER) {
        throw new Win32Exception(rc);
    }
    Memory sidMemory = new Memory(pSid.getValue());
    PSID result = new PSID(sidMemory);
    char[] referencedDomainName = new char[cchDomainName.getValue() + 1];
    if (!Advapi32.INSTANCE.LookupAccountName(systemName, accountName, result, pSid, referencedDomainName, cchDomainName, peUse)) {
        throw new Win32Exception(Kernel32.INSTANCE.GetLastError());
    }
    Account account = new Account();
    account.accountType = peUse.getPointer().getInt(0);
    account.name = accountName;
    String[] accountNamePartsBs = accountName.split("\\\\", 2);
    String[] accountNamePartsAt = accountName.split("@", 2);
    if (accountNamePartsBs.length == 2) {
        account.name = accountNamePartsBs[1];
    } else if (accountNamePartsAt.length == 2) {
        account.name = accountNamePartsAt[0];
    } else {
        account.name = accountName;
    }
    if (cchDomainName.getValue() > 0) {
        account.domain = Native.toString(referencedDomainName);
        account.fqn = account.domain + "\\" + account.name;
    } else {
        account.fqn = account.name;
    }
    account.sid = result.getBytes();
    account.sidString = convertSidToStringSid(new PSID(account.sid));
    return account;
}

Example 48 with Win32Exception

use of com.sun.jna.platform.win32.Win32Exception in project jna by java-native-access.

the class Advapi32Util method registrySetExpandableStringValue.

/**
	 * Set a string value in registry.
	 *
	 * @param root
	 *            Root key.
	 * @param keyPath
	 *            Path to an existing registry key.
	 * @param name
	 *            Value name.
	 * @param value
	 *            Value to write to registry.
	 */
public static void registrySetExpandableStringValue(HKEY root, String keyPath, String name, String value) {
    HKEYByReference phkKey = new HKEYByReference();
    int rc = Advapi32.INSTANCE.RegOpenKeyEx(root, keyPath, 0, WinNT.KEY_READ | WinNT.KEY_WRITE, phkKey);
    if (rc != W32Errors.ERROR_SUCCESS) {
        throw new Win32Exception(rc);
    }
    try {
        registrySetExpandableStringValue(phkKey.getValue(), name, value);
    } finally {
        rc = Advapi32.INSTANCE.RegCloseKey(phkKey.getValue());
        if (rc != W32Errors.ERROR_SUCCESS) {
            throw new Win32Exception(rc);
        }
    }
}

Example 49 with Win32Exception

use of com.sun.jna.platform.win32.Win32Exception in project jna by java-native-access.

the class Advapi32Util method registryGetKeys.

/**
	 * Get names of the registry key's sub-keys.
	 *
	 * @param root
	 *            Root key.
	 * @param keyPath
	 *            Path to a registry key.
	 * @return Array of registry key names.
	 */
public static String[] registryGetKeys(HKEY root, String keyPath) {
    HKEYByReference phkKey = new HKEYByReference();
    int rc = Advapi32.INSTANCE.RegOpenKeyEx(root, keyPath, 0, WinNT.KEY_READ, phkKey);
    if (rc != W32Errors.ERROR_SUCCESS) {
        throw new Win32Exception(rc);
    }
    try {
        return registryGetKeys(phkKey.getValue());
    } finally {
        rc = Advapi32.INSTANCE.RegCloseKey(phkKey.getValue());
        if (rc != W32Errors.ERROR_SUCCESS) {
            throw new Win32Exception(rc);
        }
    }
}

Example 50 with Win32Exception

use of com.sun.jna.platform.win32.Win32Exception in project jna by java-native-access.

the class Advapi32Util method registryGetValues.

/**
	 * Get a table of registry values.
	 *
	 * @param root
	 *            Registry root.
	 * @param keyPath
	 *            Regitry key path.
	 * @return Table of values.
	 */
public static TreeMap<String, Object> registryGetValues(HKEY root, String keyPath) {
    HKEYByReference phkKey = new HKEYByReference();
    int rc = Advapi32.INSTANCE.RegOpenKeyEx(root, keyPath, 0, WinNT.KEY_READ, phkKey);
    if (rc != W32Errors.ERROR_SUCCESS) {
        throw new Win32Exception(rc);
    }
    try {
        return registryGetValues(phkKey.getValue());
    } finally {
        rc = Advapi32.INSTANCE.RegCloseKey(phkKey.getValue());
        if (rc != W32Errors.ERROR_SUCCESS) {
            throw new Win32Exception(rc);
        }
    }
}