Lines Matching refs:scm
40 void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm);
41 void scm_detach_fds_compat(struct msghdr *msg, struct scm_cookie *scm);
42 int __scm_send(struct socket *sock, struct msghdr *msg, struct scm_cookie *scm);
43 void __scm_destroy(struct scm_cookie *scm);
47 static __inline__ void unix_get_peersec_dgram(struct socket *sock, struct scm_cookie *scm) in unix_get_peersec_dgram() argument
49 security_socket_getpeersec_dgram(sock, NULL, &scm->secid); in unix_get_peersec_dgram()
52 static __inline__ void unix_get_peersec_dgram(struct socket *sock, struct scm_cookie *scm) in unix_get_peersec_dgram() argument
56 static __inline__ void scm_set_cred(struct scm_cookie *scm, in scm_set_cred() argument
59 scm->pid = get_pid(pid); in scm_set_cred()
60 scm->creds.pid = pid_vnr(pid); in scm_set_cred()
61 scm->creds.uid = uid; in scm_set_cred()
62 scm->creds.gid = gid; in scm_set_cred()
65 static __inline__ void scm_destroy_cred(struct scm_cookie *scm) in scm_destroy_cred() argument
67 put_pid(scm->pid); in scm_destroy_cred()
68 scm->pid = NULL; in scm_destroy_cred()
71 static __inline__ void scm_destroy(struct scm_cookie *scm) in scm_destroy() argument
73 scm_destroy_cred(scm); in scm_destroy()
74 if (scm->fp) in scm_destroy()
75 __scm_destroy(scm); in scm_destroy()
79 struct scm_cookie *scm, bool forcecreds) in scm_send() argument
81 memset(scm, 0, sizeof(*scm)); in scm_send()
82 scm->creds.uid = INVALID_UID; in scm_send()
83 scm->creds.gid = INVALID_GID; in scm_send()
85 scm_set_cred(scm, task_tgid(current), current_uid(), current_gid()); in scm_send()
86 unix_get_peersec_dgram(sock, scm); in scm_send()
89 return __scm_send(sock, msg, scm); in scm_send()
93 static inline void scm_passec(struct socket *sock, struct msghdr *msg, struct scm_cookie *scm) in scm_passec() argument
100 err = security_secid_to_secctx(scm->secid, &secdata, &seclen); in scm_passec()
109 static inline void scm_passec(struct socket *sock, struct msghdr *msg, struct scm_cookie *scm) in scm_passec() argument
114 struct scm_cookie *scm, int flags) in scm_recv() argument
117 if (test_bit(SOCK_PASSCRED, &sock->flags) || scm->fp) in scm_recv()
119 scm_destroy(scm); in scm_recv()
126 .pid = scm->creds.pid, in scm_recv()
127 .uid = from_kuid_munged(current_ns, scm->creds.uid), in scm_recv()
128 .gid = from_kgid_munged(current_ns, scm->creds.gid), in scm_recv()
133 scm_destroy_cred(scm); in scm_recv()
135 scm_passec(sock, msg, scm); in scm_recv()
137 if (!scm->fp) in scm_recv()
140 scm_detach_fds(msg, scm); in scm_recv()