SMBUtil.writeInt2(0x0311, buffer, 4);
        SMBUtil.writeInt2(1, buffer, 6);
        SMBUtil.writeInt4(128, buffer, 60); // Context offset

        // At offset 128 + 64 (header start), set context with excessive data length
        int contextPos = 192;
        SMBUtil.writeInt2(1, buffer, contextPos); // Context type

        dstIndex += 4;
        SMBUtil.writeInt4(this.additionalInformation, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt4(this.queryFlags, dst, dstIndex);
        dstIndex += 4;
        System.arraycopy(this.fileId, 0, dst, dstIndex, 16);
        dstIndex += 16;

        if (this.inputBuffer == null) {
            SMBUtil.writeInt2(0, dst, inBufferOffsetOffset);

        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(flags, dst, dstIndex);
        dstIndex += 2;
        writeInt2(desiredAccess, dst, dstIndex);
        dstIndex += 2;
        writeInt2(searchAttributes, dst, dstIndex);
        dstIndex += 2;
        writeInt2(fileAttributes, dst, dstIndex);
        dstIndex += 2;
        creationTime = 0;
        writeInt4(creationTime, dst, dstIndex);
        dstIndex += 4;

        int idx = 0;
        SMBUtil.writeInt2(transformCount, data, idx);
        idx += 2;
        SMBUtil.writeInt2(reserved1, data, idx);
        idx += 2;
        SMBUtil.writeInt4(reserved2, data, idx);
        idx += 4;

        // SMB_DIRECT_RDMA_TRANSFORM array (only one element)
        SMBUtil.writeInt2(rdmaTransformId, data, idx);
        idx += 2;
        SMBUtil.writeInt2(0, data, idx); // Reserved
        idx += 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;

        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);

        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

        int idx = 0;
        SMBUtil.writeInt2(minVersion, data, idx);
        idx += 2;
        SMBUtil.writeInt2(maxVersion, data, idx);
        idx += 2;
        SMBUtil.writeInt2(negotiatedVersion, data, idx);
        idx += 2;
        SMBUtil.writeInt2(reserved, data, idx);
        idx += 2;
        SMBUtil.writeInt2(creditsGranted, data, idx);
        idx += 2;

        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;