1use std::io::Write;
2
3use Marker;
4use encode::ValueWriteError;
5use super::{write_marker, write_data_u8, write_data_u16, write_data_u32};
6
7pub fn write_str_len<W: Write>(wr: &mut W, len: u32) -> Result<Marker, ValueWriteError> {
15 if len < 32 {
16 try!(write_marker(wr, Marker::FixStr(len as u8)));
17 Ok(Marker::FixStr(len as u8))
18 } else if len < 256 {
19 try!(write_marker(wr, Marker::Str8));
20 try!(write_data_u8(wr, len as u8));
21 Ok(Marker::Str8)
22 } else if len < 65536 {
23 try!(write_marker(wr, Marker::Str16));
24 try!(write_data_u16(wr, len as u16));
25 Ok(Marker::Str16)
26 } else {
27 try!(write_marker(wr, Marker::Str32));
28 try!(write_data_u32(wr, len));
29 Ok(Marker::Str32)
30 }
31}
32
33pub fn write_str<W: Write>(wr: &mut W, data: &str) -> Result<(), ValueWriteError> {
42 try!(write_str_len(wr, data.len() as u32));
43 wr.write_all(data.as_bytes()).map_err(ValueWriteError::InvalidDataWrite)
44}