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Diffstat (limited to 'sysdeps/unix/sysv/linux/cmsg_nxthdr.c')
-rw-r--r--sysdeps/unix/sysv/linux/cmsg_nxthdr.c39
1 files changed, 0 insertions, 39 deletions
diff --git a/sysdeps/unix/sysv/linux/cmsg_nxthdr.c b/sysdeps/unix/sysv/linux/cmsg_nxthdr.c
deleted file mode 100644
index 797be3ab68..0000000000
--- a/sysdeps/unix/sysv/linux/cmsg_nxthdr.c
+++ /dev/null
@@ -1,39 +0,0 @@
-/* Return point to next ancillary data entry in message header.
- Copyright (C) 1997-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#include <stddef.h>
-#include <sys/socket.h>
-
-
-struct cmsghdr *
-__cmsg_nxthdr (struct msghdr *mhdr, struct cmsghdr *cmsg)
-{
- if ((size_t) cmsg->cmsg_len < sizeof (struct cmsghdr))
- /* The kernel header does this so there may be a reason. */
- return NULL;
-
- cmsg = (struct cmsghdr *) ((unsigned char *) cmsg
- + CMSG_ALIGN (cmsg->cmsg_len));
- if ((unsigned char *) (cmsg + 1) > ((unsigned char *) mhdr->msg_control
- + mhdr->msg_controllen)
- || ((unsigned char *) cmsg + CMSG_ALIGN (cmsg->cmsg_len)
- > ((unsigned char *) mhdr->msg_control + mhdr->msg_controllen)))
- /* No more entries. */
- return NULL;
- return cmsg;
-}