// don't spend all our time copying.
		copy(b.buf, b.buf[b.off:])
	} else if c > maxInt-c-n {
		panic(ErrTooLarge)
	} else {
		// Add b.off to account for b.buf[:b.off] being sliced off the front.
		b.buf = growSlice(b.buf[b.off:], b.off+n)
	}
	// Restore b.off and len(b.buf).
	b.off = 0
	b.buf = b.buf[:m+n]
	return m
}

                    len -= cnt;
                    off += cnt;
                }
                else {
                    if ( log.isTraceEnabled() ) {
                        log.trace(String.format("Wrote at %d remain %d off %d len %d", this.fp, len - w, off, w));
                    }
                    this.req.setParam(fh.getFid(), this.fp, len - w, b, off, w);
                    th.send(this.req, this.rsp);

	}
	buf := make([]byte, ss.Size())
	for off := int64(0); off < ss.Size(); off++ {
		for size := 1; size <= int(ss.Size()-off); size++ {
			readBuf := buf[:size]
			n, err := ss.ReadAt(readBuf, off)
			if off < ss.Size()-keep {
				if err != errDiscardedBytes {
					t.Errorf("off %d, size %d = %v, %v (%q); want errDiscardedBytes", off, size, n, err, readBuf[:n])
				}
				continue
			}

			Description: "quietly ignore undelivered messages when set to 'off', default is 'on'",
			Optional:    true,
			Type:        "on|off",
		},
		config.HelpKV{
			Key:         target.AmqpDurable,
			Description: "persist queue across broker restarts when set to 'on', default is 'off'",
			Optional:    true,
			Type:        "on|off",
		},
		config.HelpKV{
			Key:         target.AmqpNoWait,

    @Override
    public int recv ( byte[] buf, int off, int len ) throws IOException {
        return getInput().readDirect(buf, off, len);

    }


    @Override
    public void send ( byte[] buf, int off, int length ) throws IOException {
        getOutput().writeDirect(buf, off, length, 1);
    }


    /**
     * 
     * {@inheritDoc}
     *
     * @see jcifs.smb.SmbPipeHandleInternal#getPipeType()

                long l = 1024;
                int off = 2048;
                try ( SmbRandomAccessFile raf = new SmbRandomAccessFile(f, "rw") ) {
                    raf.seek(off);
                    writeRandom(bufSize, l, raf);
                    assertEquals(l + off, raf.getFilePointer());
                    raf.seek(off);
                    assertEquals(off, raf.getFilePointer());

            if ( ( off + stub_frag_len ) > in.length ) {
                // shouldn't happen if alloc_hint is correct or greater
                byte[] tmp = new byte[off + stub_frag_len];
                System.arraycopy(in, 0, tmp, 0, off);
                in = tmp;
            }
            System.arraycopy(fragBytes, 24, in, off, stub_frag_len);
            off += stub_frag_len;
        }
        return in;

tls_client_auth  (string)    clientAuth determines the Kafka server's policy for TLS client auth
sasl             (on|off)    set to 'on' to enable SASL authentication
tls              (on|off)    set to 'on' to enable TLS
tls_skip_verify  (on|off)    trust server TLS without verification, defaults to "on" (verify)
client_tls_cert  (path)      path to client certificate for mTLS auth

    @CanIgnoreReturnValue
    @Override
    public Hasher putBytes(byte[] bytes, int off, int len) {
      checkPositionIndexes(off, off + len, bytes.length);
      int i;
      for (i = 0; i + 4 <= len; i += 4) {
        update(4, getIntLittleEndian(bytes, off + i));
      }
      for (; i < len; i++) {
        putByte(bytes[off + i]);
      }
      return this;
    }

    @CanIgnoreReturnValue

     */

    @Override
    public int read ( byte[] b, int off, int len ) throws IOException {
        return readDirect(b, off, len);
    }


    /**
     * Reads up to len bytes of data from this input stream into an array of bytes.
     * 
     * @param b
     * @param off
     * @param len
     * @return number of bytes read
     *
     * @throws IOException