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/* Copyright (C) 2005 Bruce Guenter <bruce@untroubled.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "ibuf.h"
#include "str.h"
/** Read a line from the \c ibuf into a dynamic string, terminated by a CR+LF pair. */
int ibuf_getstr_crlf(ibuf* in, struct str* s)
{
unsigned len;
if (!ibuf_getstr(in, s, LF)) return 0;
if (in->count == 0) return 0;
/* Strip the trailing LF */
len = s->len-1;
/* Strip a trailing CRs if present */
if (len > 0 && s->s[len-1] == CR)
--len;
str_truncate(s, len);
return 1;
}
#ifdef SELFTEST_MAIN
#include <unistd.h>
ibuf in = {
{ -1, "\n\r\na\nb\r\nd", 9, 9, 0, 0, 0, 0, 0 },
0, (ibuf_fn)read
};
MAIN
{
static str s;
while (ibuf_getstr_crlf(&in, &s))
obuf_putf(&outbuf, "u{:}u{:}s{\n}", in.count, s.len, s.s);
}
#endif
#ifdef SELFTEST_EXP
1:0:
2:0:
2:1:a
3:1:b
#endif
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