gsasl  1.10.0
About: GNU SASL is an implementation of the Simple Authentication and Security Layer (SASL). Development version.
  Fossies Dox: gsasl-1.10.0.tar.gz  ("unofficial" and yet experimental doxygen-generated source code documentation)  

strnlen.c
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1 /* Find the length of STRING, but scan at most MAXLEN characters.
2  Copyright (C) 2005-2007, 2009-2021 Free Software Foundation, Inc.
3  Written by Simon Josefsson.
4 
5  This program is free software; you can redistribute it and/or modify
6  it under the terms of the GNU Lesser General Public License as published by
7  the Free Software Foundation; either version 2.1, or (at your option)
8  any later version.
9 
10  This program is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  GNU Lesser General Public License for more details.
14 
15  You should have received a copy of the GNU Lesser General Public License
16  along with this program; if not, see <https://www.gnu.org/licenses/>. */
17 
18 #include <config.h>
19 
20 #include <string.h>
21 
22 /* Find the length of STRING, but scan at most MAXLEN characters.
23  If no '\0' terminator is found in that many characters, return MAXLEN. */
24 
25 size_t
26 strnlen (const char *string, size_t maxlen)
27 {
28  const char *end = memchr (string, '\0', maxlen);
29  return end ? (size_t) (end - string) : maxlen;
30 }
void * memchr(void const *s, int c_in, size_t n)
Definition: memchr.c:59
return() size_t(-2)
size_t strnlen(const char *string, size_t maxlen)
Definition: strnlen.c:26