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authorFrédéric Bérat <fberat@redhat.com>2025-03-07 18:16:30 +0100
committerFrédéric Bérat <fberat@redhat.com>2025-03-21 09:35:42 +0100
commit090dfa40a5e46f7c0e4d6e8369bcbbd51267625f (patch)
tree472b5b89202d8c7995dc78b9777638ba28cd6fef /inet/arpa/inet.h
parent3cdb99d8bb9d0008b2b297080e61d6c10dd66cc8 (diff)
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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 'inet/arpa/inet.h')
-rw-r--r--inet/arpa/inet.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/inet/arpa/inet.h b/inet/arpa/inet.h
index 42d38c3..3083676 100644
--- a/inet/arpa/inet.h
+++ b/inet/arpa/inet.h
@@ -101,6 +101,11 @@ extern char *inet_nsap_ntoa (int __len, const unsigned char *__cp,
char *__buf) __THROW;
#endif
+#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function
+/* Include functions with security checks. */
+# include <bits/inet-fortified.h>
+#endif
+
__END_DECLS
#endif /* arpa/inet.h */