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author | rwatson <rwatson@FreeBSD.org> | 2003-11-16 20:21:21 +0000 |
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committer | rwatson <rwatson@FreeBSD.org> | 2003-11-16 20:21:21 +0000 |
commit | 750050e6cbc80c1dafc138932f15fe5261868218 (patch) | |
tree | 3458fbd3627bc0b1372029075b50f280d9b9f77a /lib | |
parent | 67feac6f9ad43474c93da3a1ac46a927a747ca88 (diff) | |
download | FreeBSD-src-750050e6cbc80c1dafc138932f15fe5261868218.zip FreeBSD-src-750050e6cbc80c1dafc138932f15fe5261868218.tar.gz |
Update mac_set.3 to account for new behavior of mac_set_fd() in the
context of sockets, and document EINVAL as a possible failure mode
based on the object selected, not just the label provided.
Obtained from: TrustedBSD Project
Sponsored by: DARPA, Network Associates Laboratories
Diffstat (limited to 'lib')
-rw-r--r-- | lib/libc/posix1e/mac_set.3 | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/lib/libc/posix1e/mac_set.3 b/lib/libc/posix1e/mac_set.3 index f674adc..175a25a 100644 --- a/lib/libc/posix1e/mac_set.3 +++ b/lib/libc/posix1e/mac_set.3 @@ -63,15 +63,15 @@ to the file referenced to by or to the file descriptor .Fa fd , respectively. -Note that this function will fail on socket descriptors. -For information on -setting MAC labels on socket descriptors see -.Xr setsockopt 2 . +Note that when a file descriptor references a socket, label operations +on the file descriptor act on the socket, not on the file that may +have been used as a rendezvous when binding the socket. The .Fn mac_set_link function is the same as .Fn mac_set_file , except that it does not follow symlinks. +.Pp The .Fn mac_set_proc function associates the MAC label @@ -99,7 +99,9 @@ is not a valid file descriptor. The .Fa label argument -is not a valid MAC label. +is not a valid MAC label, or the object referenced by +.Fa fd +is not appropriate for label operations. .It Bq Er EOPNOTSUPP Setting MAC labels is not supported by the file referenced by |