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* sysdeps/unix/bsd/bsd4.4/Makefile: New file. * sysdeps/unix/bsd/bsd4.4/Versions: New file. * sysdeps/unix/bsd/bsd4.4/cmsg_nxthdr.c: New file. * sysdeps/unix/bsd/bsd4.4/bits/socket.h (__cmsg_nxthdr): Correct test for cmsg struct size.

Browse Source 
2001-08-01  Mark Kettenis  <kettenis@gnu.org>

	* sysdeps/unix/bsd/bsd4.4/Makefile: New file.
	* sysdeps/unix/bsd/bsd4.4/Versions: New file.
	* sysdeps/unix/bsd/bsd4.4/cmsg_nxthdr.c: New file.
	* sysdeps/unix/bsd/bsd4.4/bits/socket.h (__cmsg_nxthdr): Correct
	test for cmsg struct size.
This commit is contained in:
Mark Kettenis
2001-08-22 22:29:39 +00:00
parent 6106611a25
commit 38bb8feb80
5 changed files with 26 additions and 3 deletions
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10
sysdeps/unix/bsd/bsd4.4/bits/socket.h
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@ -237,8 +237,8 @@ __cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg) __THROW
__cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg
+ CMSG_ALIGN (__cmsg->cmsg_len));
if ((unsigned char *) (__cmsg + 1) >= ((unsigned char *) __mhdr->msg_control
+ __mhdr->msg_controllen)
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. */
@ -250,8 +250,12 @@ __cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg) __THROW
/* Socket level message types. */
enum
{
SCM_RIGHTS = 0x01 /* Access rights. */
SCM_RIGHTS = 0x01, /* Access rights (array of int). */
#define SCM_RIGHTS SCM_RIGHTS
SCM_TIMESTAMP = 0x02, /* Timestamp (struct timeval). */
#define SCM_TIMESTAMP SCM_TIMESTAMP
SCM_CREDS = 0x03 /* Process creds (strcm cmsgcred). */
#define SCM_CREDS SCM_CREDS
};