return 0
		}
		return r.size
	}

	if r.w < r.r {
		return r.r - r.w
	}

	return r.size - r.w + r.r
}

// WriteString writes the contents of the string s to buffer, which accepts a slice of bytes.
func (r *RingBuffer) WriteString(s string) (n int, err error) {
	x := (*[2]uintptr)(unsafe.Pointer(&s))
	h := [3]uintptr{x[0], x[1], x[1]}
	buf := *(*[]byte)(unsafe.Pointer(&h))

			// 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

        dst[dstIndex++] = this.securityFlags;

        return dstIndex - start;
    }

    @Override
    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        int n = writeString(this.path, dst, dstIndex);
        SMBUtil.writeInt2(this.isUseUnicode() ? this.path.length() * 2 : n, dst, this.namelen_index);
        return n;
    }

    @Override

     * @param dst the destination buffer
     * @param dstIndex the starting offset in the buffer
     * @return the number of bytes written
     */
    protected int writeString(final String str, final byte[] dst, final int dstIndex) {
        return writeString(str, dst, dstIndex, this.useUnicode);
    }

    /**
     * Writes a string to the destination buffer with specified encoding.
     *

			if err != nil {
				t.Fatalf("write failed: %v", err)
			}
			wroteBytes += n
			wrote.Write(buf[:n])
			debugln("WRITE 1\t", n, wroteBytes)

			// WriteString
			n, err = rb.WriteString(string(buf[:writeRng.Intn(len(buf))]))
			if err != nil {
				t.Fatalf("write failed: %v", err)
			}
			wroteBytes += n
			wrote.Write(buf[:n])

    protected int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;

        if (this.getCommand() == SMB_COM_TRANSACTION && !isResponse()) {
            dstIndex += writeString(this.name, dst, dstIndex);
        }

        int end = dstIndex + this.pad1;

        if (this.parameterCount > 0) {

pkg net/http, type Transport struct, TLSNextProto map[string]func(string, *tls.Conn) RoundTripper
pkg net/http, var ErrSkipAltProtocol error
pkg net/http/httptest, method (*ResponseRecorder) WriteString(string) (int, error)
pkg net/http/httputil, type BufferPool interface { Get, Put }
pkg net/http/httputil, type BufferPool interface, Get() []uint8
pkg net/http/httputil, type BufferPool interface, Put([]uint8)

	builder.WriteQuoted(in.Column)

	switch len(in.Values) {
	case 0:
		builder.WriteString(" IN (NULL)")
	case 1:
		if _, ok := in.Values[0].([]interface{}); !ok {
			builder.WriteString(" = ")
			builder.AddVar(builder, in.Values[0])
			break
		}

		fallthrough
	default:
		builder.WriteString(" IN (")
		builder.AddVar(builder, in.Values...)
		builder.WriteByte(')')
	}
}

			builder.WriteString(" WHERE ")
			onConflict.TargetWhere.Build(builder)
			builder.WriteByte(' ')
		}
	}

	if onConflict.DoNothing {
		builder.WriteString("DO NOTHING")
	} else {
		builder.WriteString("DO UPDATE SET ")
		onConflict.DoUpdates.Build(builder)
	}

	if len(onConflict.Where.Exprs) > 0 {
		builder.WriteString(" WHERE ")
		onConflict.Where.Build(builder)
		builder.WriteByte(' ')
	}
}

		if len(not.Exprs) > 1 {
			builder.WriteByte(')')
		}
	} else {
		builder.WriteString("NOT ")
		if len(not.Exprs) > 1 {
			builder.WriteByte('(')
		}

		for idx, c := range not.Exprs {
			if idx > 0 {
				switch c.(type) {
				case OrConditions:
					builder.WriteString(OrWithSpace)
				default:
					builder.WriteString(AndWithSpace)
				}
			}

			e, wrapInParentheses := c.(Expr)