Commit 6da34bae authored by Serge Hallyn's avatar Serge Hallyn Committed by Adrian Bunk
Browse files

fix up security_socket_getpeersec_* documentation



Update the security_socket_peersec documentation in
include/linux/security.h.  security_socket_peersec has been split
into two functions - _stream and _dgram, with new capabilities.
Signed-off-by: default avatarSerge Hallyn <serue@us.ibm.com>
Signed-off-by: default avatarAdrian Bunk <bunk@kernel.org>
parent 118e78d1
......@@ -832,9 +832,11 @@ struct request_sock;
* incoming sk_buff @skb has been associated with a particular socket, @sk.
* @sk contains the sock (not socket) associated with the incoming sk_buff.
* @skb contains the incoming network data.
* @socket_getpeersec:
* @socket_getpeersec_stream:
* This hook allows the security module to provide peer socket security
* state to userspace via getsockopt SO_GETPEERSEC.
* state for unix or connected tcp sockets to userspace via getsockopt
* SO_GETPEERSEC. For tcp sockets this can be meaningful if the
* socket is associated with an ipsec SA.
* @sock is the local socket.
* @optval userspace memory where the security state is to be copied.
* @optlen userspace int where the module should copy the actual length
......@@ -843,6 +845,17 @@ struct request_sock;
* by the caller.
* Return 0 if all is well, otherwise, typical getsockopt return
* values.
* @socket_getpeersec_dgram:
* This hook allows the security module to provide peer socket security
* state for udp sockets on a per-packet basis to userspace via
* getsockopt SO_GETPEERSEC. The application must first have indicated
* the IP_PASSSEC option via getsockopt. It can then retrieve the
* security state returned by this hook for a packet via the SCM_SECURITY
* ancillary message type.
* @skb is the skbuff for the packet being queried
* @secdata is a pointer to a buffer in which to copy the security data
* @seclen is the maximum length for @secdata
* Return 0 on success, error on failure.
* @sk_alloc_security:
* Allocate and attach a security structure to the sk->sk_security field,
* which is used to copy security attributes between local stream sockets.
......
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