dst[dstIndex++] = (byte) (val >> 24);
    }

    private void writeInt8(long val, byte[] dst, int dstIndex) {
        dst[dstIndex++] = (byte) val;
        dst[dstIndex++] = (byte) (val >> 8);
        dst[dstIndex++] = (byte) (val >> 16);
        dst[dstIndex++] = (byte) (val >> 24);
        dst[dstIndex++] = (byte) (val >> 32);
        dst[dstIndex++] = (byte) (val >> 40);
        dst[dstIndex++] = (byte) (val >> 48);

        // Test reading parameters from a properly formatted buffer
        byte[] buffer = new byte[20];

        // Set up the buffer with test data
        // sid (2 bytes)
        buffer[0] = 0x01;
        buffer[1] = 0x00;
        // numEntries (2 bytes)
        buffer[2] = 0x05;
        buffer[3] = 0x00;
        // isEndOfSearch (2 bytes, bit 0 of first byte)
        buffer[4] = 0x01; // end of search = true
        buffer[5] = 0x00;

            // Arrange: revision=1, count=2, identAuth zeros except last byte, subauth 10, 20
            byte[] ident = new byte[] { 0, 0, 0, 0, 0, 5 };
            rpc.sid_t st = buildSidT((byte) 1, ident, 10, 20);

            byte[] bytes = SID.toByteArray(st);

            // Act: construct from bytes and re-encode
            SID sid = new SID(bytes, 0);
            byte[] roundTrip = sid.toByteArray();

            // Assert

	},
	{
		ObjectKey:  [32]byte{},
		ObjectInfo: ObjectInfo{ETag: "916516b396f0f4d4f2a0e7177557bec4-738"},
		ETag:       "916516b396f0f4d4f2a0e7177557bec4-738",
	},
	{
		ObjectKey:  [32]byte{},
		ObjectInfo: ObjectInfo{ETag: "916516b396f0f4d4f2a0e7177557bec4-Q"},
		ETag:       "",
		ShouldFail: true, // Q is not a number
	},
	{
		ObjectKey:  [32]byte{},

            final byte[] mechanismListMIC) {
        setMechanisms(mechanisms);
        setContextFlags(contextFlags);
        setMechanismToken(mechanismToken);
        setMechanismListMIC(mechanismListMIC);
    }

    /**
     * Constructs a NegTokenInit by parsing the provided token bytes
     * @param token the SPNEGO token bytes to parse

	maxUint  = ^uint(0)
	maxInt   = int64(maxUint >> 1)
	nullByte = byte(0)
)

type scanner struct {
	pos       int64 // position in reader
	ipos      int64 // internal buffer position
	ifill     int64 // internal buffer fill
	end       int64
	buf       [chunk + 1]byte // internal buffer (with a lookback size of 1)
	nbuf      [chunk]byte     // next internal buffer
	fillReq   chan struct{}
	fillReady chan int64

package bpool

import (
	"github.com/klauspost/reedsolomon"
)

// BytePoolCap implements a leaky pool of []byte in the form of a bounded channel.
type BytePoolCap struct {
	c    chan []byte
	w    int
	wcap int
}

// NewBytePoolCap creates a new BytePool bounded to the given maxSize, with new
// byte arrays sized based on width.
func NewBytePoolCap(maxSize uint64, width int, capwidth int) (bp *BytePoolCap) {

        elementVector.add(new DERTaggedObject(0, new ASN1Integer(1))); // authType
        elementVector.add(new DERTaggedObject(1, new DEROctetString(new byte[] { 0x01, 0x02 }))); // authData
        authVector.add(new DERSequence(elementVector));

        byte[] token = new DERSequence(authVector).getEncoded();
        Map<Integer, KerberosKey> keys = new HashMap<>();

        // 2. WHEN

        void readDirectZeroLen() throws Exception {
            SmbFileInputStream in = newStream();
            byte[] buf = new byte[4];
            assertEquals(0, in.readDirect(buf, 0, 0));
            assertEquals(0, in.read(new byte[0]));
        }

        @Test
        @DisplayName("read after close throws 'Bad file descriptor'")
        void readAfterCloseThrows() throws Exception {

    /**
     * SMB command to rename a file.
     */
    public static final byte SMB_COM_RENAME = (byte) 0x07;

    /**
     * SMB command to query file information.
     */
    public static final byte SMB_COM_QUERY_INFORMATION = (byte) 0x08;

    /**
     * SMB command to set file information.
     */
    public static final byte SMB_COM_SET_INFORMATION = (byte) 0x09;