return cg_pid_get_owner_uid(pid, uid);
}
+_public_ int sd_peer_get_session(int fd, char **session) {
+ struct ucred ucred;
+ int r;
+
+ assert_return(fd >= 0, -EINVAL);
+ assert_return(session, -EINVAL);
+
+ r = getpeercred(fd, &ucred);
+ if (r < 0)
+ return r;
+
+ return cg_pid_get_session(ucred.pid, session);
+}
+
+_public_ int sd_peer_get_owner_uid(int fd, uid_t *uid) {
+ struct ucred ucred;
+ int r;
+
+ assert_return(fd >= 0, -EINVAL);
+ assert_return(uid, -EINVAL);
+
+ r = getpeercred(fd, &ucred);
+ if (r < 0)
+ return r;
+
+ return cg_pid_get_owner_uid(ucred.pid, uid);
+}
+
+_public_ int sd_peer_get_unit(int fd, char **unit) {
+ struct ucred ucred;
+ int r;
+
+ assert_return(fd >= 0, -EINVAL);
+ assert_return(unit, -EINVAL);
+
+ r = getpeercred(fd, &ucred);
+ if (r < 0)
+ return r;
+
+ return cg_pid_get_unit(ucred.pid, unit);
+}
+
+_public_ int sd_peer_get_user_unit(int fd, char **unit) {
+ struct ucred ucred;
+ int r;
+
+ assert_return(fd >= 0, -EINVAL);
+ assert_return(unit, -EINVAL);
+
+ r = getpeercred(fd, &ucred);
+ if (r < 0)
+ return r;
+
+ return cg_pid_get_user_unit(ucred.pid, unit);
+}
+
+_public_ int sd_peer_get_machine_name(int fd, char **machine) {
+ struct ucred ucred;
+ int r;
+
+ assert_return(fd >= 0, -EINVAL);
+ assert_return(machine, -EINVAL);
+
+ r = getpeercred(fd, &ucred);
+ if (r < 0)
+ return r;
+
+ return cg_pid_get_machine_name(ucred.pid, machine);
+}
+
+_public_ int sd_peer_get_slice(int fd, char **slice) {
+ struct ucred ucred;
+ int r;
+
+ assert_return(fd >= 0, -EINVAL);
+ assert_return(slice, -EINVAL);
+
+ r = getpeercred(fd, &ucred);
+ if (r < 0)
+ return r;
+
+ return cg_pid_get_slice(ucred.pid, slice);
+}
+
_public_ int sd_uid_get_state(uid_t uid, char**state) {
- char *p, *s = NULL;
+ _cleanup_free_ char *p = NULL;
+ char *s = NULL;
int r;
assert_return(state, -EINVAL);
return -ENOMEM;
r = parse_env_file(p, NEWLINE, "STATE", &s, NULL);
- free(p);
-
if (r == -ENOENT) {
free(s);
s = strdup("offline");
if (!s)
return -ENOMEM;
- *state = s;
- return 0;
} else if (r < 0) {
free(s);
return r;
if (!s)
return -EIO;
- r = parse_boolean(s);
-
- return r;
+ return parse_boolean(s);
}
_public_ int sd_session_is_remote(const char *session) {
if (!s)
return -EIO;
- r = parse_boolean(s);
-
- return r;
+ return parse_boolean(s);
}
_public_ int sd_session_get_state(const char *session, char **state) {
return r;
r = parse_env_file(p, NEWLINE, "UID", &s, NULL);
-
if (r < 0)
return r;
if (!s)
return -EIO;
- r = parse_uid(s, uid);
-
- return r;
+ return parse_uid(s, uid);
}
static int session_get_string(const char *session, const char *field, char **value) {
_cleanup_free_ char *p = NULL, *s = NULL;
int r;
+ assert_return(variable, -EINVAL);
+
r = file_of_seat(seat, &p);
if (r < 0)
return r;
NULL);
if (r < 0)
return r;
+ if (!s)
+ return 0;
- if (s)
- r = parse_boolean(s);
- else
- r = 0;
-
- return r;
+ return parse_boolean(s);
}
_public_ int sd_seat_can_multi_session(const char *seat) {
}
_public_ int sd_get_machine_names(char ***machines) {
- return get_files_in_directory("/run/systemd/machines/", machines);
+ char **l = NULL, **a, **b;
+ int r;
+
+ assert_return(machines, -EINVAL);
+
+ r = get_files_in_directory("/run/systemd/machines/", &l);
+ if (r < 0)
+ return r;
+
+ if (l) {
+ r = 0;
+
+ /* Filter out the unit: symlinks */
+ for (a = l, b = l; *a; a++) {
+ if (startswith(*a, "unit:"))
+ free(*a);
+ else {
+ *b = *a;
+ b++;
+ r++;
+ }
+ }
+
+ *b = NULL;
+ }
+
+ *machines = l;
+ return r;
+}
+
+_public_ int sd_machine_get_class(const char *machine, char **class) {
+ _cleanup_free_ char *c = NULL;
+ const char *p;
+ int r;
+
+ assert_return(filename_is_safe(machine), -EINVAL);
+ assert_return(class, -EINVAL);
+
+ p = strappenda("/run/systemd/machines/", machine);
+ r = parse_env_file(p, NEWLINE, "CLASS", &c, NULL);
+ if (r < 0)
+ return r;
+ if (!c)
+ return -EIO;
+
+ *class = c;
+ c = NULL;
+
+ return 0;
}
static inline int MONITOR_TO_FD(sd_login_monitor *m) {