String encoding = null;
        try {
            bis = new BufferedInputStream(inputStream);
            final byte[] buffer = new byte[preloadSizeForCharset];
            final int size = bis.read(buffer);
            if (size != -1) {
                final String content = new String(buffer, 0, size);
                encoding = parseCharset(content);
            }
        } catch (final IOException e) {

import okhttp3.internal.http2.Http2.formattedType
import okhttp3.internal.http2.Http2.frameLog
import okhttp3.internal.http2.Http2.frameLogWindowUpdate
import okhttp3.internal.readMedium
import okio.Buffer
import okio.BufferedSource
import okio.ByteString
import okio.Source
import okio.Timeout

/**
 * Reads HTTP/2 transport frames.
 *

    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)
     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

		for _, v := range vectors {
			var buf bytes.Buffer
			var r bytes.Reader

			// Write the archive to a byte buffer.
			tw := NewWriter(&buf)
			for _, file := range v.files {
				tw.WriteHeader(file.hdr)
				tw.Write(file.body)
			}
			tw.Close()
			b.Run(v.label, func(b *testing.B) {
				b.ReportAllocs()
				// Read from the byte buffer.
				for i := 0; i < b.N; i++ {
					r.Reset(buf.Bytes())

        spyTarget.send(b, 1, 2);
        verify(out).writeDirect(b, 1, 2, 1);
    }

    @Test
    @DisplayName("sendrecv with null buffers throws relevant exceptions")
    void testSendRecvInvalidInputs() throws CIFSException {
        // Null out buffer for SMB2 path -> expect NPE when building request
        when(pipe.ensureTreeConnected()).thenReturn(tree);
        when(tree.acquire()).thenReturn(tree);

        SMBUtil.writeInt2(dstIndex - getHeaderStart(), dst, nameOffsetOffset);

        System.arraycopy(nameBytes, 0, dst, dstIndex, nameBytes.length);
        if (nameBytes.length == 0) {
            // buffer must contain at least one byte
            dstIndex++;
        } else {
            dstIndex += nameBytes.length;
        }

        dstIndex += pad8(dstIndex);

import okhttp3.internal.concurrent.TaskFaker
import okhttp3.internal.io.FaultyFileSystem
import okio.FileSystem
import okio.Path
import okio.Path.Companion.toPath
import okio.Source
import okio.buffer
import okio.fakefilesystem.FakeFileSystem
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.Assumptions
import org.junit.jupiter.api.Tag
import org.junit.jupiter.api.Timeout

				var header xlMetaV2VersionHeaderV2
				if _, e := header.UnmarshalMsg(hdr); e != nil {
					return e
				}
				b, e := header.MarshalJSON()
				if e != nil {
					return e
				}
				var buf bytes.Buffer
				if _, e := msgp.UnmarshalAsJSON(&buf, meta); e != nil {
					return e
				}
				versions[idx] = version{
					Idx:      idx,
					Header:   b,
					Metadata: buf.Bytes(),
				}
				return nil

            val forwardingSink = object : ForwardingSink(sink) {
              private var totalBytesWritten: Long = 0
              private var completed = false

              override fun write(source: Buffer, byteCount: Long) {
                super.write(source, byteCount)
                totalBytesWritten += byteCount
                progressListener.update(totalBytesWritten, contentLength(), completed)
              }

        SMBUtil.writeInt2(0, buf, bodyStart + 6);

        assertThrows(SMBProtocolDecodingException.class, () -> resp.decode(buf, headerStart));
    }

    @Test
    @DisplayName("Security buffer with forward offset should be parsed correctly")
    void testDecodeWithForwardOffset() throws Exception {
        Smb2SessionSetupResponse resp = newResponse();

        byte[] buf = new byte[256];