freebsd-skq/lib/libc
Kristof Provost 36dcd97de3 libc: Shortcut if_indextoname() if index == 0
If the index we're trying to convert is 0 we can avoid a potentially
expensive call to getifaddrs(). No interface has an ifindex of zero, so
we can handle this as an error: set the errno to ENXIO and return NULL.

Submitted by:	Nick Rogers
Reviewed by:	lutz at donnerhacke.de
MFC after:	2 weeks
Sponsored by:	RG Nets
Differential Revision:	https://reviews.freebsd.org/D24524
2020-04-23 21:16:51 +00:00
..
aarch64 Fix initial exec TLS mode for dynamically loaded shared objects. 2019-03-29 17:52:57 +00:00
amd64 amd64: sync up libc memcmp with the kernel version (r357309) 2020-01-30 19:57:05 +00:00
arm arm/ffs.S: remove stale comment. 2019-12-28 02:11:41 +00:00
capability
compat-43 Adjust history, info source from v1's manuals 2019-09-04 13:44:46 +00:00
db Remove "All rights reserved" from my files. 2018-05-10 06:41:08 +00:00
gdtoa Remove sparc64 specific parts of libc. 2020-02-26 18:55:09 +00:00
gen Attempt to use AT_PS_STRINGS to get the ps_strings pointer. 2020-04-15 20:28:20 +00:00
gmon mcount: tidy up ANSIfication 2018-10-20 22:39:35 +00:00
i386 remove obsolete i386 MD memchr implementation 2019-09-25 16:49:22 +00:00
iconv libc: correct iconv buffer overflow 2019-07-02 23:56:37 +00:00
include Mark closefrom(2) COMPAT12, reimplement in libc to wrap close_range 2020-04-14 18:07:42 +00:00
inet libc: fix cases of undefined behavior. 2018-08-07 15:24:19 +00:00
isc SPDX: more ISC-related files. 2017-12-08 17:52:53 +00:00
locale Use proper mdoc(7) macros for literal text and do not use Tn 2020-04-01 09:01:35 +00:00
md
mips mips: fix some mcount nits 2019-09-02 01:55:55 +00:00
nameser Bounds check again after advancing cp, otherwise we have a possible 2019-09-05 19:35:30 +00:00
net libc: Shortcut if_indextoname() if index == 0 2020-04-23 21:16:51 +00:00
nls Fix race condition in catopen(3). 2020-03-19 06:33:06 +00:00
posix1e Remove some redundant code in _posix1e_acl_strip_np 2019-02-19 19:15:15 +00:00
powerpc [PowerPC] Fix typo in _ctx_start on ppc32 2019-11-23 23:41:21 +00:00
powerpc64 Fix r358688 -- Remember to actually save r3 before processing. 2020-03-11 23:34:44 +00:00
powerpcspe [PowerPC] Fix SPE floating point environment manipulation 2019-12-12 17:12:18 +00:00
quad Add casts and L suffixes to libc quad support, to work around various 2020-02-17 20:14:59 +00:00
regex lib/libc/regex: fix build with REDEBUG defined 2019-09-24 12:21:01 +00:00
resolv Rather than using the legacy IP struct fields in the union for the 2019-06-04 20:53:35 +00:00
riscv Check the magic value in longjmp() before calling sigprocmask(). 2020-04-21 17:40:23 +00:00
rpc Fix -Wvoid-pointer-to-enum-cast warnings. 2020-04-15 18:15:58 +00:00
secure ssp: knock out some trivial warnings that come up with WARNS=6 2020-01-04 20:07:11 +00:00
softfloat Add implementations for clog(3), clogf(3), and clog(3). 2018-05-13 09:54:34 +00:00
stdio Add HISTORY section to getc(3) 2020-04-10 09:37:20 +00:00
stdlib exit(3): Add HISTORY section 2020-04-10 09:27:18 +00:00
stdtime strptime: make %k and %l specifiers match their description in 2018-11-03 23:37:13 +00:00
string memset.3: better fix previous typo 2020-02-08 21:17:48 +00:00
sys kqueue(2): de-vandalize the random sentence in the middle 2020-04-22 04:05:02 +00:00
tests Provide O_SEARCH 2020-02-02 16:34:57 +00:00
uuid libc: further adoption of SPDX licensing ID tags. 2017-11-25 17:12:48 +00:00
x86 Remove resolver_qual from DEFINE_IFUNC/DEFINE_UIFUNC macros. 2019-05-16 22:20:54 +00:00
xdr typo: s/impelmentation/implementation/. 2020-02-07 15:14:29 +00:00
yp Increase the size of the send and receive buffers for YP client rpc 2019-09-16 06:42:01 +00:00
libc_nossp.ldscript
libc.ldscript
Makefile Remove sparc64 specific parts of libc. 2020-02-26 18:55:09 +00:00
Makefile.depend Update Makefile.depend files 2019-12-11 17:37:53 +00:00
Makefile.depend.options Update libssp paths in various Makefile.depend* files 2020-01-06 18:15:55 +00:00
Versions.def Create namespace for the symbols added during 13-CURRENT cycle. 2018-11-12 19:12:14 +00:00