char *
iobuf_getline(struct iobuf *iobuf, size_t *rlen)
{
char *buf;
size_t len, i;
buf = iobuf_data(iobuf);
len = iobuf_len(iobuf);
for (i = 0; i + 1 <= len; i++)
if (buf[i] == '\n') {
/* Note: the returned address points into the iobuf
* buffer. We NUL-end it for convenience, and discard
* the data from the iobuf, so that the caller doesn't
* have to do it. The data remains "valid" as long
* as the iobuf does not overwrite it, that is until
* the next call to iobuf_normalize() or iobuf_extend().
*/
iobuf_drop(iobuf, i + 1);
len = (i && buf[i - 1] == '\r') ? i - 1 : i;
buf[len] = '\0';
if (rlen)
*rlen = len;
return (buf);
}
return (NULL);
}
void
io_drop(struct io *io, size_t sz)
{
return iobuf_drop(&io->iobuf, sz);
}