glibc/inet/bits/inet-fortified.h

62 lines
2.1 KiB
C

/* Checking macros for inet functions.
Copyright (C) 2025 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C 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.
The GNU C 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 the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef _BITS_INET_FORTIFIED_H
#define _BITS_INET_FORTIFIED_H 1
#ifndef _ARPA_INET_H
# error "Never include <bits/inet-fortified.h> directly; use <arpa/inet.h> instead."
#endif
#include <bits/inet-fortified-decl.h>
__fortify_function __attribute_overloadable__ const char *
__NTH (inet_ntop (int __af,
__fortify_clang_overload_arg (const void *, __restrict, __src),
char *__restrict __dst, socklen_t __dst_size))
__fortify_clang_warning_only_if_bos_lt (__dst_size, __dst,
"inet_ntop called with bigger length "
"than size of destination buffer")
{
return __glibc_fortify (inet_ntop, __dst_size, sizeof (char),
__glibc_objsize (__dst),
__af, __src, __dst, __dst_size);
};
__fortify_function __attribute_overloadable__ int
__NTH (inet_pton (int __af,
const char *__restrict __src,
__fortify_clang_overload_arg (void *, __restrict, __dst)))
__fortify_clang_warning_only_if_bos0_lt
(4, __dst, "inet_pton called with destination buffer size less than 4")
{
size_t sz = 0;
if (__af == AF_INET)
sz = sizeof (struct in_addr);
else if (__af == AF_INET6)
sz = sizeof (struct in6_addr);
else
return __inet_pton_alias (__af, __src, __dst);
return __glibc_fortify (inet_pton, sz, sizeof (char),
__glibc_objsize (__dst),
__af, __src, __dst);
};
#endif /* bits/inet-fortified.h. */