assertEquals(100, SMBUtil.readInt4(dst, 3));

        // Verify total data count (4 bytes at position 7)
        assertEquals(200, SMBUtil.readInt4(dst, 7));

        // Verify max parameter count (4 bytes at position 11)
        assertEquals(1024, SMBUtil.readInt4(dst, 11));

        // Verify max data count (4 bytes at position 15)
        assertEquals(2048, SMBUtil.readInt4(dst, 15));

            throw new SMBProtocolDecodingException("Invalid compression context length: " + len);
        }

        int start = bufferIndex;

        // Read compression count
        int compressionCount = SMBUtil.readInt2(buffer, bufferIndex);
        bufferIndex += 2;

        // Validate compression count
        if (compressionCount < 0 || compressionCount > 16) {

        // Verify structure size (should be 24)
        assertEquals(24, SMBUtil.readInt2(buffer, offset));

        // Verify close flags (2 bytes at offset+2, should be 0 by default)
        assertEquals(0, SMBUtil.readInt2(buffer, offset + 2));

        // Verify Reserved (4 bytes at offset+4, should be 0)
        assertEquals(0, SMBUtil.readInt4(buffer, offset + 4));

import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.DataInput;
import java.io.IOException;
import org.jspecify.annotations.Nullable;

/**
 * An extension of {@code DataInput} for reading from in-memory byte arrays; its methods offer
 * identical functionality but do not throw {@link IOException}.
 *
 * <p><b>Warning:</b> The caller is responsible for not attempting to read past the end of the

        assertEquals(22, bytesEncoded);

        // Verify encoded data
        assertEquals(expectedAllocationSize, SMBUtil.readInt8(destinationBuffer, dstIndex));
        assertEquals(expectedEndOfFile, SMBUtil.readInt8(destinationBuffer, dstIndex + 8));
        assertEquals(expectedNumberOfLinks, SMBUtil.readInt4(destinationBuffer, dstIndex + 16));
        assertEquals(1, destinationBuffer[dstIndex + 20]); // deletePending

        assertEquals(AvPair.MsvAvFlags, SMBUtil.readInt2(encoded, 0), "First pair type should be MsvAvFlags");
        assertEquals(4, SMBUtil.readInt2(encoded, 2), "First pair length should be 4");

        // Check AvFlags data
        assertEquals(0x12345678, SMBUtil.readInt4(encoded, 4), "Flags value should match");

        // Check EOL
        assertEquals(AvPair.MsvAvEOL, SMBUtil.readInt2(encoded, 8), "Should end with EOL");

        if (length > 24 + getStandardLeaseSize()) {
            int scopeOrdinal = SMBUtil.readInt4(buffer, dataOffset);
            this.cacheScope = DirectoryCacheScope.values()[scopeOrdinal];
            dataOffset += 4;

            this.maxCacheAge = SMBUtil.readInt8(buffer, dataOffset);
            dataOffset += 8;

            int flags = SMBUtil.readInt4(buffer, dataOffset);

             * these fields are common to all andx commands
             * so let's populate them here
             */

            this.andxCommand = buffer[bufferIndex];
            this.andxOffset = SMBUtil.readInt2(buffer, bufferIndex + 2);

            if (this.andxOffset == 0) { /* Snap server workaround */
                this.andxCommand = (byte) 0xFF;
            }

            /*

            
            int scopeOrdinal = readInt4(buffer, dataOffset);
            this.cacheScope = DirectoryCacheScope.values()[scopeOrdinal];
            dataOffset += 4;
            
            this.maxCacheAge = readInt8(buffer, dataOffset);
            dataOffset += 8;
            
            int flags = readInt4(buffer, dataOffset);
            dataOffset += 4;
            

        assertEquals(0L, response.getOffset(), "Offset should be initialized to 0");
    }

    /* ------------------------------------------------------------------ */
    /* 2. Parameter word reading - happy path & edge cases                */
    /* ------------------------------------------------------------------ */

    /**