system/kernel/usergroup.cpp

18 #include <team.h>
32 is_privileged(Team* team)
35 	return team->effective_uid == 0;
42 	Team* team = thread_get_current_thread()->team;
44 	TeamLocker teamLocker(team);
46 	bool privileged = kernel || is_privileged(team);
48 	gid_t ssgid = team->saved_set_gid;
52 		rgid = team->real_gid;
58 				team->saved_set_gid = rgid;
59 				team->real_gid = rgid;
60 				team->effective_gid = rgid;
66 			rgid = team->real_gid;
71 			if (!privileged && rgid != team->real_gid
72 				&& rgid != team->effective_gid) {
78 			if (rgid != team->real_gid)
85 		egid = team->effective_gid;
87 		if (!privileged && egid != team->effective_gid
88 			&& egid != team->real_gid && egid != team->saved_set_gid) {
94 	team->real_gid = rgid;
95 	team->effective_gid = egid;
96 	team->saved_set_gid = ssgid;
105 	Team* team = thread_get_current_thread()->team;
107 	TeamLocker teamLocker(team);
109 	bool privileged = kernel || is_privileged(team);
111 	uid_t ssuid = team->saved_set_uid;
115 		ruid = team->real_uid;
121 				team->saved_set_uid = ruid;
122 				team->real_uid = ruid;
123 				team->effective_uid = ruid;
129 			ruid = team->real_uid;
134 			if (!privileged && ruid != team->real_uid
135 				&& ruid != team->effective_uid) {
141 			if (ruid != team->real_uid)
148 		euid = team->effective_uid;
150 		if (!privileged && euid != team->effective_uid
151 			&& euid != team->real_uid && euid != team->saved_set_uid) {
157 	team->real_uid = ruid;
158 	team->effective_uid = euid;
159 	team->saved_set_uid = ssuid;
168 	Team* team = thread_get_current_thread()->team;
170 	TeamLocker teamLocker(team);
175 	if (team->supplementary_groups != NULL) {
176 		groups = team->supplementary_groups->groups;
177 		actualCount = team->supplementary_groups->count;
182 		groups = &team->effective_gid;
236 	Team* team = thread_get_current_thread()->team;
237 	TeamLocker teamLocker(team);
239 	BReference<BKernel::GroupsArray> previous = team->supplementary_groups;
241 	team->supplementary_groups.SetTo(newGroups, true);
252 /*!	Copies the user and group information from \a parent to \a team.
253 	The caller must hold the lock to both \a team and \a parent.
256 inherit_parent_user_and_group(Team* team, Team* parent)
258 	team->saved_set_uid = parent->saved_set_uid;
259 	team->real_uid = parent->real_uid;
260 	team->effective_uid = parent->effective_uid;
261 	team->saved_set_gid = parent->saved_set_gid;
262 	team->real_gid = parent->real_gid;
263 	team->effective_gid = parent->effective_gid;
264 	team->supplementary_groups = parent->supplementary_groups;
269 update_set_id_user_and_group(Team* team, const char* file)
276 	TeamLocker teamLocker(team);
279 		team->saved_set_uid = st.st_uid;
280 		team->effective_uid = st.st_uid;
284 		team->saved_set_gid = st.st_gid;
285 		team->effective_gid = st.st_gid;
295 	Team* team = thread_get_current_thread()->team;
297 	return effective ? team->effective_gid : team->real_gid;
304 	Team* team = thread_get_current_thread()->team;
306 	return effective ? team->effective_uid : team->real_uid;
344 	Team* team = thread_get_current_thread()->team;
346 	return effective ? team->effective_gid : team->real_gid;
353 	Team* team = thread_get_current_thread()->team;
355 	return effective ? team->effective_uid : team->real_uid;
384 	Team* team = thread_get_current_thread()->team;
385 	if (!is_privileged(team))