From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/security/selinux/ss/conditional.h | 37 ++++++++++++++++++++-----------------
1 files changed, 20 insertions(+), 17 deletions(-)
diff --git a/kernel/security/selinux/ss/conditional.h b/kernel/security/selinux/ss/conditional.h
index ddb43e7..e47ec6d 100644
--- a/kernel/security/selinux/ss/conditional.h
+++ b/kernel/security/selinux/ss/conditional.h
@@ -1,10 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* Authors: Karl MacMillan <kmacmillan@tresys.com>
* Frank Mayer <mayerf@tresys.com>
*
* Copyright (C) 2003 - 2004 Tresys Technology, LLC
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2.
*/
#ifndef _CONDITIONAL_H_
@@ -21,7 +19,7 @@
* A conditional expression is a list of operators and operands
* in reverse polish notation.
*/
-struct cond_expr {
+struct cond_expr_node {
#define COND_BOOL 1 /* plain bool */
#define COND_NOT 2 /* !bool */
#define COND_OR 3 /* bool || bool */
@@ -30,9 +28,13 @@
#define COND_EQ 6 /* bool == bool */
#define COND_NEQ 7 /* bool != bool */
#define COND_LAST COND_NEQ
- __u32 expr_type;
- __u32 bool;
- struct cond_expr *next;
+ u32 expr_type;
+ u32 bool;
+};
+
+struct cond_expr {
+ struct cond_expr_node *nodes;
+ u32 len;
};
/*
@@ -41,8 +43,8 @@
* struct is for that list.
*/
struct cond_av_list {
- struct avtab_node *node;
- struct cond_av_list *next;
+ struct avtab_node **nodes;
+ u32 len;
};
/*
@@ -54,13 +56,12 @@
*/
struct cond_node {
int cur_state;
- struct cond_expr *expr;
- struct cond_av_list *true_list;
- struct cond_av_list *false_list;
- struct cond_node *next;
+ struct cond_expr expr;
+ struct cond_av_list true_list;
+ struct cond_av_list false_list;
};
-int cond_policydb_init(struct policydb *p);
+void cond_policydb_init(struct policydb *p);
void cond_policydb_destroy(struct policydb *p);
int cond_init_bool_indexes(struct policydb *p);
@@ -68,15 +69,17 @@
int cond_index_bool(void *key, void *datum, void *datap);
-int cond_read_bool(struct policydb *p, struct hashtab *h, void *fp);
+int cond_read_bool(struct policydb *p, struct symtab *s, void *fp);
int cond_read_list(struct policydb *p, void *fp);
int cond_write_bool(void *key, void *datum, void *ptr);
-int cond_write_list(struct policydb *p, struct cond_node *list, void *fp);
+int cond_write_list(struct policydb *p, void *fp);
void cond_compute_av(struct avtab *ctab, struct avtab_key *key,
struct av_decision *avd, struct extended_perms *xperms);
void cond_compute_xperms(struct avtab *ctab, struct avtab_key *key,
struct extended_perms_decision *xpermd);
-int evaluate_cond_node(struct policydb *p, struct cond_node *node);
+void evaluate_cond_nodes(struct policydb *p);
+void cond_policydb_destroy_dup(struct policydb *p);
+int cond_policydb_dup(struct policydb *new, struct policydb *orig);
#endif /* _CONDITIONAL_H_ */
--
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