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authorAaron Merey <amerey@redhat.com>2025-03-20 13:13:33 -0400
committerAaron Merey <amerey@redhat.com>2025-03-24 14:43:03 -0400
commite3a6e85d67f1a48dec3e2557a83d6ce1544a58cb (patch)
treed6c34a63a2c4c2d9c362916f150c3255e1ac4fdf /include
parenta71db81ed1353edd00ca2901d2fefd98c53209d3 (diff)
downloadglibc-e3a6e85d67f1a48dec3e2557a83d6ce1544a58cb.tar.xz
glibc-e3a6e85d67f1a48dec3e2557a83d6ce1544a58cb.zip
Add _FORTIFY_SOURCE support for inet_pton
Add function __inet_pton_chk which calls __chk_fail when the size of argument dst is too small. inet_pton is redirected to __inet_pton_chk or __inet_pton_warn when _FORTIFY_SOURCE is > 0. Also add tests to debug/tst-fortify.c, update the abilist with __inet_pton_chk and mention inet_pton fortification in maint.texi. Co-authored-by: Frédéric Bérat <fberat@redhat.com> Reviewed-by: Florian Weimer <fweimer@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/arpa/inet.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/arpa/inet.h b/include/arpa/inet.h
index a02892f48a..3db8f1a96f 100644
--- a/include/arpa/inet.h
+++ b/include/arpa/inet.h
@@ -19,6 +19,8 @@ libc_hidden_proto (__inet_ntop_chk)
libc_hidden_proto (inet_pton)
extern __typeof (inet_pton) __inet_pton;
libc_hidden_proto (__inet_pton)
+libc_hidden_proto (__inet_pton_chk)
+
extern __typeof (inet_makeaddr) __inet_makeaddr;
libc_hidden_proto (__inet_makeaddr)
libc_hidden_proto (inet_netof)