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| author | Frédéric Bérat <fberat@redhat.com> | 2025-03-07 18:16:30 +0100 |
|---|---|---|
| committer | Frédéric Bérat <fberat@redhat.com> | 2025-03-21 09:35:42 +0100 |
| commit | 090dfa40a5e46f7c0e4d6e8369bcbbd51267625f (patch) | |
| tree | 472b5b89202d8c7995dc78b9777638ba28cd6fef /include/arpa/inet.h | |
| parent | 3cdb99d8bb9d0008b2b297080e61d6c10dd66cc8 (diff) | |
| download | glibc-090dfa40a5e46f7c0e4d6e8369bcbbd51267625f.zip glibc-090dfa40a5e46f7c0e4d6e8369bcbbd51267625f.tar.gz glibc-090dfa40a5e46f7c0e4d6e8369bcbbd51267625f.tar.bz2 | |
Add _FORTIFY_SOURCE support for inet_ntop
- Create the __inet_ntop_chk routine that verifies that the builtin size
of the destination buffer is at least as big as the size given by the
user.
- Redirect calls from inet_ntop to __inet_ntop_chk or __inet_ntop_warn
- Update the abilist for this new routine
- Update the manual to mention the new fortification
Reviewed-by: Florian Weimer <fweimer@redhat.com>
Diffstat (limited to 'include/arpa/inet.h')
| -rw-r--r-- | include/arpa/inet.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/arpa/inet.h b/include/arpa/inet.h index d9e55a3..a02892f 100644 --- a/include/arpa/inet.h +++ b/include/arpa/inet.h @@ -3,12 +3,18 @@ #include <inet/arpa/inet.h> #ifndef _ISOMAC +/* Declare functions with security checks. + This needs to be included unconditionally as these definition are needed even + when fortification is disabled in inet/arpa/inet.h. */ +#include <bits/inet-fortified-decl.h> + /* Variant of inet_aton which rejects trailing garbage. */ extern int __inet_aton_exact (const char *__cp, struct in_addr *__inp); libc_hidden_proto (__inet_aton_exact) extern __typeof (inet_ntop) __inet_ntop; libc_hidden_proto (__inet_ntop) +libc_hidden_proto (__inet_ntop_chk) libc_hidden_proto (inet_pton) extern __typeof (inet_pton) __inet_pton; |