com.hierynomus.msdtyp.ace.AceHeader Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of smbj Show documentation

SMB2 protocol library for communication with Windows servers

There is a newer version: 0.13.0

/*
 * Copyright (C)2016 - SMBJ Contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.hierynomus.msdtyp.ace;

import com.hierynomus.protocol.commons.EnumWithValue;
import com.hierynomus.protocol.commons.buffer.Buffer;
import com.hierynomus.smbj.common.SMBBuffer;

import java.util.Set;

import static com.hierynomus.protocol.commons.EnumWithValue.EnumUtils.toEnumSet;
import static com.hierynomus.protocol.commons.EnumWithValue.EnumUtils.valueOf;

/**
 * [MS-DTYP].pdf 2.4.4.1 ACE_HEADER
 */
public class AceHeader {

    private AceType aceType;
    private Set aceFlags;
    private int aceSize;

    AceHeader() {
    }

    AceHeader(AceType aceType, Set aceFlags) {
        this.aceType = aceType;
        this.aceFlags = aceFlags;
    }

    public void writeTo(SMBBuffer buffer) {
        writeTo(buffer, aceSize);
    }

    void writeTo(SMBBuffer buffer, int aceSize) {
        buffer.putByte((byte) aceType.getValue());
        buffer.putByte((byte) EnumWithValue.EnumUtils.toLong(aceFlags));
        buffer.putUInt16(aceSize);
    }

    static AceHeader readFrom(SMBBuffer buffer) throws Buffer.BufferException {
        AceType aceType = valueOf(buffer.readByte(), AceType.class, null);
        Set aceFlags = toEnumSet(buffer.readByte(), AceFlags.class);
        int aceSize = buffer.readUInt16();
        AceHeader header = new AceHeader(aceType, aceFlags);
        header.aceSize = aceSize;
        return header;
    }

    public int getAceSize() {
        return aceSize;
    }

    public AceType getAceType() {
        return aceType;
    }

    public Set getAceFlags() {
        return aceFlags;
    }

    @Override
    public String toString() {
        return "AceHeader{" +
            "aceType=" + aceType +
            ", aceFlags=" + aceFlags +
            ", aceSize=" + aceSize +
            '}';
    }
}