}

	// If we cannot decode, just return read quorum error.
	return nil, fmt.Errorf("%w (offline-disks=%d/%d)", errErasureReadQuorum, disksNotFound, len(p.readers))
}

// Decode reads from readers, reconstructs data if needed and writes the data to the writer.
// A set of preferred drives can be supplied. In that case they will be used and the data reconstructed.

            String encoded = permissionHelper.encode(value);
            if (encoded != null) {
                String decoded = permissionHelper.decode(encoded);
                assertNotNull("Decoded value should not be null for: " + value, decoded);
                assertEquals("Decoded value should match original: " + value + " -> " + encoded + " -> " + decoded, value, decoded);
            }
        }
    }

        int offset = 5;
        original.encode(buffer, offset);

        // Decode from offset
        FileEndOfFileInformation decoded = new FileEndOfFileInformation();
        int decodedBytes = decoded.decode(buffer, offset, 8);
        assertEquals(8, decodedBytes);

        // Verify the values match
        assertEquals(original.toString(), decoded.toString());
    }

    /**

            Arrays.fill(buffer2, (byte) 0x22);

            // First decode
            response.decode(buffer1, 0, 50);
            byte[] data1 = response.getData();

            // Second decode should overwrite
            response.decode(buffer2, 10, 60);
            byte[] data2 = response.getData();

            // Verify second decode overwrote first
            assertEquals(60, data2.length);

        // Test that unicode strings are properly encoded/decoded
        String unicodeString = "日本語テスト";
        String encoded = BaseEncoding.base64().encode(unicodeString.getBytes(StandardCharsets.UTF_8));
        String decoded = new String(BaseEncoding.base64().decode(encoded), StandardCharsets.UTF_8);

        assertEquals(unicodeString, decoded);
    }

    public void test_special_characters_base64_encoding() {

        }
    }

    @Nested
    @DisplayName("Decode Tests")
    class DecodeTests {

        @Test
        @DisplayName("Should decode valid copy chunk response")
        void testDecodeValidResponse() throws SMBProtocolDecodingException {
            byte[] buffer = createValidCopyChunkResponse(5, 65536, 327680);

            int bytesDecoded = response.decode(buffer, 0, buffer.length);

        int decoded = resp.decode(buf, headerStart);
        assertTrue(decoded > 0, "Decode should return positive length");

        assertEquals(NtStatus.NT_STATUS_MORE_PROCESSING_REQUIRED, resp.getStatus());
        assertArrayEquals(blob, resp.getBlob(), "Security blob should match");
        assertEquals(sessionFlags, resp.getSessionFlags(), "Session flags should decode");

     * @param len the length of data to decode
     * @throws IOException if an I/O error occurs during decoding
     */
    public SecurityDescriptor(final byte[] buffer, final int bufferIndex, final int len) throws IOException {
        this.decode(buffer, bufferIndex, len);
    }

    /**
     * Decodes a security descriptor from a byte buffer.
     *

            EncryptionNegotiateContext decodedContext = new EncryptionNegotiateContext();
            int decoded = decodedContext.decode(buffer, 0, encoded);

            assertEquals(encoded, decoded);
            assertArrayEquals(originalCiphers, decodedContext.getCiphers());
        }

        @Test
        @DisplayName("Should encode and decode correctly with null ciphers")

        NdrHyper decoded = new NdrHyper(0);
        decoded.decode(buf);
        assertEquals(val, decoded.value, "Decoded value should match encoded value for " + Long.toHexString(val));
    }

    /**
     * Ensure encode throws NPE when passed a null buffer.
     */
    @Test
    @DisplayName("Encode with null buffer throws NullPointerException")
    public void testEncodeNullBuffer() throws NdrException {