smbComOpenAndX = new SmbComOpenAndX(fileName, access, 0, andx);
        smbComOpenAndX.useUnicode = true;
        // For Unicode: 1 byte (initial null in writeBytesWireFormat)
        // + potential 1 byte alignment (in writeString) + fileName.length() * 2 + 2 bytes (terminating nulls)
        // Since headerStart is 0 and dstIndex starts at 1 (after initial null), (1-0)%2=1, so alignment byte added
        // Total: 1 + 1 + 12*2 + 2 = 28 bytes

			// Can only happen if buffer is silly small.
			return b.WriteString(string(r))
		}
	}
	size = utf8.EncodeRune(b.buf[b.n:], r)
	b.n += size
	return size, nil
}

// WriteString writes a string.
// It returns the number of bytes written.
// If the count is less than len(s), it also returns an error explaining
// why the write is short.
func (b *Writer) WriteString(s string) (int, error) {
	var sw io.StringWriter

        SMBUtil.writeInt2(this.informationLevel, dst, dstIndex);
        dstIndex += 2;
        SMBUtil.writeInt4(this.searchStorageType, dst, dstIndex);
        dstIndex += 4;
        dstIndex += writeString(this.path + this.wildcard, dst, dstIndex);

        return dstIndex - start;
    }

    @Override
    protected int writeDataWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

        assertEquals(0xAB, buffer[0] & 0xFF);
        assertEquals(0x12, buffer[1] & 0xFF);
        // Check that the path is written after the referral level
        // The path should be written starting at index 2
        // writeString adds null terminator
        assertTrue(len > 2, "Length should include path");
        String writtenPath = extractStringFromBuffer(buffer, 2, len - 2);

	if err != nil {
		return
	}
	err = en.WriteMapHeader(uint32(len(z.Tiers)))
	if err != nil {
		err = msgp.WrapError(err, "Tiers")
		return
	}
	for za0001, za0002 := range z.Tiers {
		err = en.WriteString(za0001)
		if err != nil {
			err = msgp.WrapError(err, "Tiers")
			return
		}
		err = za0002.EncodeMsg(en)
		if err != nil {
			err = msgp.WrapError(err, "Tiers", za0001)
			return
		}
	}
	return

        dstIndex += 2;
        SMBUtil.writeInt4(this.resumeKey, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt2(this.tflags, dst, dstIndex);
        dstIndex += 2;
        dstIndex += writeString(this.filename, dst, dstIndex);

        return dstIndex - start;
    }

    @Override
    protected int writeDataWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

func (z DailyAllTierStats) EncodeMsg(en *msgp.Writer) (err error) {
	err = en.WriteMapHeader(uint32(len(z)))
	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	for zb0007, zb0008 := range z {
		err = en.WriteString(zb0007)
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		// map header, size 2
		// write "Bins"
		err = en.Append(0x82, 0xa4, 0x42, 0x69, 0x6e, 0x73)
		if err != nil {
			return
		}

		headers = append(headers, k)
		vals[k] = vv
	}
	sort.Strings(headers)

	var buf bytes.Buffer
	for _, k := range headers {
		buf.WriteString(k)
		buf.WriteByte(':')
		for idx, v := range vals[k] {
			if idx > 0 {
				buf.WriteByte(',')
			}
			buf.WriteString(signV4TrimAll(v))
		}
		buf.WriteByte('\n')
	}
	return buf.String()
}

	if !ok {
		m = b.grow(len(p))
	}
	return copy(b.buf[m:], p), nil
}

// WriteString appends the contents of s to the buffer, growing the buffer as
// needed. The return value n is the length of s; err is always nil. If the
// buffer becomes too large, WriteString will panic with [ErrTooLarge].
func (b *Buffer) WriteString(s string) (n int, err error) {
	b.lastRead = opInvalid
	m, ok := b.tryGrowByReslice(len(s))

	if err != nil {
		return
	}
	err = en.WriteMapHeader(uint32(len(z.Stats)))
	if err != nil {
		err = msgp.WrapError(err, "Stats")
		return
	}
	for za0001, za0002 := range z.Stats {
		err = en.WriteString(za0001)
		if err != nil {
			err = msgp.WrapError(err, "Stats")
			return
		}
		if za0002 == nil {
			err = en.WriteNil()
			if err != nil {
				return
			}
		} else {