87 static inline aa_state_t match_component(struct aa_profile *profile,  in match_component()  argument
91 	struct aa_ruleset *rules = list_first_entry(&profile->rules,  in match_component()
97 	if (profile->ns == tp->ns)  in match_component()
101 	ns_name = aa_ns_name(profile->ns, tp->ns, true);  in match_component()
124 static int label_compound_match(struct aa_profile *profile,  in label_compound_match()  argument
129 	struct aa_ruleset *rules = list_first_entry(&profile->rules,  in label_compound_match()
137 		if (!aa_ns_visible(profile->ns, tp->ns, subns))  in label_compound_match()
139 		state = match_component(profile, tp, stack, state);  in label_compound_match()
151 		if (!aa_ns_visible(profile->ns, tp->ns, subns))  in label_compound_match()
154 		state = match_component(profile, tp, false, state);  in label_compound_match()
159 	aa_apply_modes_to_perms(profile, perms);  in label_compound_match()
186 static int label_components_match(struct aa_profile *profile,  in label_components_match()  argument
191 	struct aa_ruleset *rules = list_first_entry(&profile->rules,  in label_components_match()
201 		if (!aa_ns_visible(profile->ns, tp->ns, subns))  in label_components_match()
203 		state = match_component(profile, tp, stack, start);  in label_components_match()
214 	aa_apply_modes_to_perms(profile, &tmp);  in label_components_match()
217 		if (!aa_ns_visible(profile->ns, tp->ns, subns))  in label_components_match()
219 		state = match_component(profile, tp, stack, start);  in label_components_match()
223 		aa_apply_modes_to_perms(profile, &tmp);  in label_components_match()
249 static int label_match(struct aa_profile *profile, struct aa_label *label,  in label_match()  argument
256 	error = label_compound_match(profile, label, stack, state, subns,  in label_match()
262 	return label_components_match(profile, label, stack, state, subns,  in label_match()
283 static int change_profile_perms(struct aa_profile *profile,  in change_profile_perms()  argument
288 	if (profile_unconfined(profile)) {  in change_profile_perms()
295 	return label_match(profile, target, stack, start, true, request, perms);  in change_profile_perms()
307 			   struct aa_profile *profile, aa_state_t state)  in aa_xattrs_match()  argument
312 	struct aa_attachment *attach = &profile->attach;  in aa_xattrs_match()
391 	struct aa_profile *profile, *candidate = NULL;  in find_attach()  local
398 	list_for_each_entry_rcu(profile, head, base.list) {  in find_attach()
399 		struct aa_attachment *attach = &profile->attach;  in find_attach()
401 		if (profile->label.flags & FLAG_NULL &&  in find_attach()
402 		    &profile->label == ns_unconfined(profile->ns))  in find_attach()
436 					if (!aa_get_profile_not0(profile))  in find_attach()
439 					ret = aa_xattrs_match(bprm, profile,  in find_attach()
442 					aa_put_profile(profile);  in find_attach()
471 				candidate = profile;  in find_attach()
476 		} else if (!strcmp(profile->base.name, name)) {  in find_attach()
481 			candidate = profile;  in find_attach()
513 struct aa_label *x_table_lookup(struct aa_profile *profile, u32 xindex,  in x_table_lookup()  argument
516 	struct aa_ruleset *rules = list_first_entry(&profile->rules,  in x_table_lookup()
533 			new_profile = aa_find_child(profile, *name);  in x_table_lookup()
538 		label = aa_label_parse(&profile->label, *name, GFP_KERNEL,  in x_table_lookup()
562 static struct aa_label *x_to_label(struct aa_profile *profile,  in x_to_label()  argument
568 	struct aa_ruleset *rules = list_first_entry(&profile->rules,  in x_to_label()
571 	struct aa_ns *ns = profile->ns;  in x_to_label()
585 			new = x_table_lookup(profile, xindex, lookupname);  in x_to_label()
593 			new = find_attach(bprm, ns, &profile->base.profiles,  in x_to_label()
610 			new = aa_get_newest_label(&profile->label);  in x_to_label()
612 			new = aa_get_newest_label(ns_unconfined(profile->ns));  in x_to_label()
632 					   struct aa_profile *profile,  in profile_transition()  argument
637 	struct aa_ruleset *rules = list_first_entry(&profile->rules,  in profile_transition()
646 	AA_BUG(!profile);  in profile_transition()
650 	error = aa_path_name(&bprm->file->f_path, profile->path_flags, buffer,  in profile_transition()
651 			     &name, &info, profile->disconnected);  in profile_transition()
653 		if (profile_unconfined(profile) ||  in profile_transition()
654 		    (profile->label.flags & FLAG_IX_ON_NAME_ERROR)) {  in profile_transition()
657 			new = aa_get_newest_label(&profile->label);  in profile_transition()
663 	if (profile_unconfined(profile)) {  in profile_transition()
664 		new = find_attach(bprm, profile->ns,  in profile_transition()
665 				  &profile->ns->base.profiles, name, &info);  in profile_transition()
671 		return aa_get_newest_label(&profile->label);  in profile_transition()
678 		new = x_to_label(profile, bprm, name, perms.xindex, &target,  in profile_transition()
680 		if (new && new->proxy == profile->label.proxy && info) {  in profile_transition()
689 	} else if (COMPLAIN_MODE(profile)) {  in profile_transition()
693 		new_profile = aa_new_learning_profile(profile, false, name,  in profile_transition()
722 	aa_audit_file(subj_cred, profile, &perms, OP_EXEC, MAY_EXEC, name,  in profile_transition()
734 			  struct aa_profile *profile, struct aa_label *onexec,  in profile_onexec()  argument
739 	struct aa_ruleset *rules = list_first_entry(&profile->rules,  in profile_onexec()
746 	AA_BUG(!profile);  in profile_onexec()
751 	if (profile_unconfined(profile)) {  in profile_onexec()
761 	error = aa_path_name(&bprm->file->f_path, profile->path_flags, buffer,  in profile_onexec()
762 			     &xname, &info, profile->disconnected);  in profile_onexec()
764 		if (profile_unconfined(profile) ||  in profile_onexec()
765 		    (profile->label.flags & FLAG_IX_ON_NAME_ERROR)) {  in profile_onexec()
784 	error = change_profile_perms(profile, onexec, stack, AA_MAY_ONEXEC,  in profile_onexec()
802 	return aa_audit_file(subj_cred, profile, &perms, OP_EXEC,  in profile_onexec()
816 	struct aa_profile *profile;  in handle_onexec()  local
826 		error = fn_for_each_in_ns(label, profile,  in handle_onexec()
827 				profile_onexec(subj_cred, profile, onexec, stack,  in handle_onexec()
831 		new = fn_label_build_in_ns(label, profile, GFP_KERNEL,  in handle_onexec()
833 				profile_transition(subj_cred, profile, bprm,  in handle_onexec()
839 		error = fn_for_each_in_ns(label, profile,  in handle_onexec()
840 				profile_onexec(subj_cred, profile, onexec, stack, bprm,  in handle_onexec()
844 		new = fn_label_build_in_ns(label, profile, GFP_KERNEL,  in handle_onexec()
845 				aa_label_merge(&profile->label, onexec,  in handle_onexec()
847 				profile_transition(subj_cred, profile, bprm,  in handle_onexec()
856 	error = fn_for_each_in_ns(label, profile,  in handle_onexec()
857 			aa_audit_file(subj_cred, profile, &nullperms,  in handle_onexec()
878 	struct aa_profile *profile;  in apparmor_bprm_creds_for_exec()  local
920 		new = fn_label_build(label, profile, GFP_KERNEL,  in apparmor_bprm_creds_for_exec()
921 				profile_transition(subj_cred, profile, bprm,  in apparmor_bprm_creds_for_exec()
993 	error = fn_for_each(label, profile,  in apparmor_bprm_creds_for_exec()
994 			aa_audit_file(current_cred(), profile, &nullperms,  in apparmor_bprm_creds_for_exec()
1012 					 struct aa_profile *profile,  in build_change_hat()  argument
1019 	if (sibling && PROFILE_IS_HAT(profile)) {  in build_change_hat()
1020 		root = aa_get_profile_rcu(&profile->parent);  in build_change_hat()
1021 	} else if (!sibling && !PROFILE_IS_HAT(profile)) {  in build_change_hat()
1022 		root = aa_get_profile(profile);  in build_change_hat()
1032 		if (COMPLAIN_MODE(profile)) {  in build_change_hat()
1033 			hat = aa_new_learning_profile(profile, true, name,  in build_change_hat()
1044 	aa_audit_file(subj_cred, profile, &nullperms, OP_CHANGE_HAT,  in build_change_hat()
1065 	struct aa_profile *profile, *root, *hat = NULL;  in change_hat()  local
1082 		label_for_each_in_ns(it, labels_ns(label), label, profile) {  in change_hat()
1083 			if (sibling && PROFILE_IS_HAT(profile)) {  in change_hat()
1084 				root = aa_get_profile_rcu(&profile->parent);  in change_hat()
1085 			} else if (!sibling && !PROFILE_IS_HAT(profile)) {  in change_hat()
1086 				root = aa_get_profile(profile);  in change_hat()
1095 				if (!COMPLAIN_MODE(profile))  in change_hat()
1118 	label_for_each_in_ns(it, labels_ns(label), label, profile) {  in change_hat()
1119 		if (!list_empty(&profile->base.profiles)) {  in change_hat()
1129 	label_for_each_in_ns(it, labels_ns(label), label, profile) {  in change_hat()
1137 		if (count > 1 || COMPLAIN_MODE(profile)) {  in change_hat()
1138 			aa_audit_file(subj_cred, profile, &nullperms,  in change_hat()
1147 	new = fn_label_build_in_ns(label, profile, GFP_KERNEL,  in change_hat()
1148 				   build_change_hat(subj_cred, profile, name,  in change_hat()
1150 				   aa_get_label(&profile->label));  in change_hat()
1182 	struct aa_profile *profile;  in aa_change_hat()  local
1281 	fn_for_each_in_ns(label, profile,  in aa_change_hat()
1282 		aa_audit_file(subj_cred, profile, &perms, OP_CHANGE_HAT,  in aa_change_hat()
1292 					struct aa_profile *profile,  in change_profile_perms_wrapper()  argument
1296 	struct aa_ruleset *rules = list_first_entry(&profile->rules,  in change_profile_perms_wrapper()
1302 		error = change_profile_perms(profile, target, stack, request,  in change_profile_perms_wrapper()
1306 		error = aa_audit_file(subj_cred, profile, perms, op, request,  in change_profile_perms_wrapper()
1332 	struct aa_profile *profile;  in aa_change_profile()  local
1390 		(void) fn_for_each_in_ns(label, profile,  in aa_change_profile()
1391 				aa_audit_file(subj_cred, profile, &perms, op,  in aa_change_profile()
1436 	error = fn_for_each_in_ns(label, profile,  in aa_change_profile()
1439 						     profile, target, stack,  in aa_change_profile()
1450 	if (error && !fn_for_each_in_ns(label, profile,  in aa_change_profile()
1451 					COMPLAIN_MODE(profile)))  in aa_change_profile()
1466 		new = fn_label_build_in_ns(label, profile, GFP_KERNEL,  in aa_change_profile()
1468 					   aa_get_label(&profile->label));  in aa_change_profile()
1508 	error = fn_for_each_in_ns(label, profile,  in aa_change_profile()
1510 				      profile, &perms, op, request, auditname,  in aa_change_profile()