53 void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm);
54 void scm_detach_fds_compat(struct msghdr *msg, struct scm_cookie *scm);
55 int __scm_send(struct socket *sock, struct msghdr *msg, struct scm_cookie *scm);
91 static __inline__ int scm_send(struct socket *sock, struct msghdr *msg,  in scm_send()  argument
100 	if (msg->msg_controllen <= 0)  in scm_send()
102 	return __scm_send(sock, msg, scm);  in scm_send()
106 static inline void scm_passec(struct socket *sock, struct msghdr *msg, struct scm_cookie *scm)  in scm_passec()  argument
116 			put_cmsg(msg, SOL_SOCKET, SCM_SECURITY, seclen, secdata);  in scm_passec()
127 static inline void scm_passec(struct socket *sock, struct msghdr *msg, struct scm_cookie *scm)  in scm_passec()  argument
136 static __inline__ void scm_pidfd_recv(struct msghdr *msg, struct scm_cookie *scm)  in scm_pidfd_recv()  argument
144 	if (msg->msg_flags & MSG_CMSG_COMPAT)  in scm_pidfd_recv()
149 	if (msg->msg_controllen < len) {  in scm_pidfd_recv()
150 		msg->msg_flags |= MSG_CTRUNC;  in scm_pidfd_recv()
159 	if (put_cmsg(msg, SOL_SOCKET, SCM_PIDFD, sizeof(int), &pidfd)) {  in scm_pidfd_recv()
172 static inline bool __scm_recv_common(struct socket *sock, struct msghdr *msg,  in __scm_recv_common()  argument
175 	if (!msg->msg_control) {  in __scm_recv_common()
179 			msg->msg_flags |= MSG_CTRUNC;  in __scm_recv_common()
191 		put_cmsg(msg, SOL_SOCKET, SCM_CREDENTIALS, sizeof(ucreds), &ucreds);  in __scm_recv_common()
194 	scm_passec(sock, msg, scm);  in __scm_recv_common()
197 		scm_detach_fds(msg, scm);  in __scm_recv_common()
202 static inline void scm_recv(struct socket *sock, struct msghdr *msg,  in scm_recv()  argument
205 	if (!__scm_recv_common(sock, msg, scm, flags))  in scm_recv()
211 static inline void scm_recv_unix(struct socket *sock, struct msghdr *msg,  in scm_recv_unix()  argument
214 	if (!__scm_recv_common(sock, msg, scm, flags))  in scm_recv_unix()
218 		scm_pidfd_recv(msg, scm);  in scm_recv_unix()