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resolv: Move ns_name_skip to its own file and into libc (bug 28091)

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And reformat to GNU style.  Avoid out-of-bounds pointer arithmetic.
This also results in a fix of bug 28091 due to the additional packet
length checks.

The symbol was moved using scripts/move-symbol-to-libc.py.

Reviewed-by: Carlos O'Donell <carlos@systemhalted.org>
This commit is contained in:
Florian Weimer
2021-07-19 07:55:27 +02:00
parent 248dbed118
commit cff2c78c51
69 changed files with 143 additions and 70 deletions
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2
sysdeps/unix/sysv/linux/sh/be/libc.abilist
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@ -2438,6 +2438,7 @@ GLIBC_2.34 mtx_timedlock F
GLIBC_2.34 mtx_trylock F
GLIBC_2.34 mtx_unlock F
GLIBC_2.34 ns_name_ntop F
GLIBC_2.34 ns_name_skip F
GLIBC_2.34 ns_name_unpack F
GLIBC_2.34 openpty F
GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
@ -2705,5 +2706,6 @@ GLIBC_2.9 dup3 F
GLIBC_2.9 epoll_create1 F
GLIBC_2.9 inotify_init1 F
GLIBC_2.9 ns_name_ntop F
GLIBC_2.9 ns_name_skip F
GLIBC_2.9 ns_name_unpack F
GLIBC_2.9 pipe2 F

1
sysdeps/unix/sysv/linux/sh/be/libresolv.abilist
View File

@ -80,7 +80,6 @@ GLIBC_2.9 ns_name_ntol F
GLIBC_2.9 ns_name_pack F
GLIBC_2.9 ns_name_pton F
GLIBC_2.9 ns_name_rollback F
GLIBC_2.9 ns_name_skip F
GLIBC_2.9 ns_name_uncompress F
GLIBC_2.9 ns_parse_ttl F
GLIBC_2.9 ns_parserr F

2
sysdeps/unix/sysv/linux/sh/le/libc.abilist
View File

@ -2435,6 +2435,7 @@ GLIBC_2.34 mtx_timedlock F
GLIBC_2.34 mtx_trylock F
GLIBC_2.34 mtx_unlock F
GLIBC_2.34 ns_name_ntop F
GLIBC_2.34 ns_name_skip F
GLIBC_2.34 ns_name_unpack F
GLIBC_2.34 openpty F
GLIBC_2.34 posix_spawn_file_actions_addclosefrom_np F
@ -2702,5 +2703,6 @@ GLIBC_2.9 dup3 F
GLIBC_2.9 epoll_create1 F
GLIBC_2.9 inotify_init1 F
GLIBC_2.9 ns_name_ntop F
GLIBC_2.9 ns_name_skip F
GLIBC_2.9 ns_name_unpack F
GLIBC_2.9 pipe2 F

1
sysdeps/unix/sysv/linux/sh/le/libresolv.abilist
View File

@ -80,7 +80,6 @@ GLIBC_2.9 ns_name_ntol F
GLIBC_2.9 ns_name_pack F
GLIBC_2.9 ns_name_pton F
GLIBC_2.9 ns_name_rollback F
GLIBC_2.9 ns_name_skip F
GLIBC_2.9 ns_name_uncompress F
GLIBC_2.9 ns_parse_ttl F
GLIBC_2.9 ns_parserr F