mirror of
https://sourceware.org/git/glibc.git
synced 2025-11-03 20:53:13 +03:00
4e1d3db1e8
And reformat to GNU style. Check for negative error returns (instead of -1). The symbol was moved using scripts/move-symbol-to-libc.py. Reviewed-by: Carlos O'Donell <carlos@redhat.com> Tested-by: Carlos O'Donell <carlos@redhat.com>
46 lines
1.9 KiB
C
46 lines
1.9 KiB
C
/* Expand compressed domain name to presentation format.
|
|
* Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
|
|
* Copyright (c) 1996,1999 by Internet Software Consortium.
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
|
|
* OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#include <arpa/nameser.h>
|
|
#include <shlib-compat.h>
|
|
|
|
/* Expand compressed domain name to presentation format. Returns the
|
|
number of bytes read out of `src', or -1 (with errno set). The
|
|
root domain is returned as ".", not "". */
|
|
int
|
|
___ns_name_uncompress (const unsigned char *msg, const unsigned char *eom,
|
|
const unsigned char *src, char *dst, size_t dstsiz)
|
|
{
|
|
unsigned char tmp[NS_MAXCDNAME];
|
|
int n = __ns_name_unpack (msg, eom, src, tmp, sizeof tmp);
|
|
if (n < 0)
|
|
return -1;
|
|
if (__ns_name_ntop (tmp, dst, dstsiz) < 0)
|
|
return -1;
|
|
return n;
|
|
}
|
|
versioned_symbol (libc, ___ns_name_uncompress, ns_name_uncompress,
|
|
GLIBC_2_34);
|
|
versioned_symbol (libc, ___ns_name_uncompress, __ns_name_uncompress,
|
|
GLIBC_PRIVATE);
|
|
libc_hidden_ver (___ns_name_uncompress, __ns_name_uncompress)
|
|
|
|
#if OTHER_SHLIB_COMPAT (libresolv, GLIBC_2_9, GLIBC_2_34)
|
|
compat_symbol (libresolv, ___ns_name_uncompress, ns_name_uncompress,
|
|
GLIBC_2_9);
|
|
#endif
|