SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.offset, dst, dstIndex);
        dstIndex += 4;
        for (int i = 0; i < 4; i++) {
            dst[dstIndex++] = (byte) 0xFF;
        }
        SMBUtil.writeInt2(this.writeMode, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.remaining, dst, dstIndex);
        dstIndex += 2;

        int offset = 0;
        SMBUtil.writeInt4(idFileSystem, buffer, offset); // idFileSystem (skipped)
        offset += 4;
        SMBUtil.writeInt4(sectPerAlloc, buffer, offset);
        offset += 4;
        SMBUtil.writeInt4((int) alloc, buffer, offset);
        offset += 4;
        SMBUtil.writeInt4((int) free, buffer, offset);
        offset += 4;
        SMBUtil.writeInt2(bytesPerSect, buffer, offset);
        offset += 2;

        final int start = dstIndex;

        writeInt2(fid, dst, dstIndex);
        dstIndex += 2;
        writeInt4(offset, dst, dstIndex);
        dstIndex += 4;
        writeInt2(maxCount, dst, dstIndex);
        dstIndex += 2;
        writeInt2(minCount, dst, dstIndex);
        dstIndex += 2;
        writeInt4(openTimeout, dst, dstIndex);
        dstIndex += 4;
        writeInt2(remaining, dst, dstIndex);
        dstIndex += 2;

        testBuffer[1] = 0x00; // padding
        SMBUtil.writeInt2(0x8004, testBuffer, 2); // type
        SMBUtil.writeInt4(0, testBuffer, 4); // owner offset
        SMBUtil.writeInt4(0, testBuffer, 8); // group offset
        SMBUtil.writeInt4(100, testBuffer, 12); // SACL offset (non-zero but ignored)
        SMBUtil.writeInt4(0, testBuffer, 16); // DACL offset

        if (this.largeFile) {
            SMBUtil.writeInt2(this.pid, dst, dstIndex);
            SMBUtil.writeInt4(this.byteOffset >> 32, dst, dstIndex + 4);
            SMBUtil.writeInt4(this.byteOffset & 0xFFFFFFFF, dst, dstIndex + 8);
            SMBUtil.writeInt4(this.lengthInBytes >> 32, dst, dstIndex + 12);
            SMBUtil.writeInt4(this.lengthInBytes & 0xFFFFFFFF, dst, dstIndex + 16);
            return 20;

        // status (2 bytes)
        SMBUtil.writeInt2(0, buffer, bufferIndex);
        bufferIndex += 2;
        // converter (2 bytes)
        SMBUtil.writeInt2(100, buffer, bufferIndex);
        bufferIndex += 2;
        // numEntries (2 bytes)
        SMBUtil.writeInt2(3, buffer, bufferIndex);
        bufferIndex += 2;
        // totalAvailableEntries (2 bytes)
        SMBUtil.writeInt2(5, buffer, bufferIndex);

        final int start = dstIndex;

        SMBUtil.writeInt2(this.fid, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.offset, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt2(this.maxCount, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt2(this.minCount, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.openTimeout, dst, dstIndex);
        dstIndex += 4;

        int testSecurityMode = 0x0001;
        int testDialect = 0x0202;

        // Write to buffer
        SMBUtil.writeInt4(testCapabilities, buffer, bufferIndex);
        System.arraycopy(testGuid, 0, buffer, bufferIndex + 4, 16);
        SMBUtil.writeInt2(testSecurityMode, buffer, bufferIndex + 20);
        SMBUtil.writeInt2(testDialect, buffer, bufferIndex + 22);

        // Execute decode

            SMBUtil.writeInt2(23, buffer, offset); // sa_family: AF_INET6
            SMBUtil.writeInt2(445, buffer, offset + 2); // sin6_port
            SMBUtil.writeInt4(0, buffer, offset + 4); // sin6_flowinfo
            System.arraycopy(address.getAddress(), 0, buffer, offset + 8, 16); // sin6_addr
            SMBUtil.writeInt4(0, buffer, offset + 24); // sin6_scope_id
        } else {

        SMBUtil.writeInt2(PreauthIntegrityNegotiateContext.NEGO_CTX_PREAUTH_TYPE, buffer, ctxOffset);
        SMBUtil.writeInt2(38, buffer, ctxOffset + 2); // Data length
        ctxOffset += 8; // Skip reserved

        // Hash algorithm count and salt length
        SMBUtil.writeInt2(1, buffer, ctxOffset);
        SMBUtil.writeInt2(32, buffer, ctxOffset + 2);