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Diffstat (limited to 'security/selinux/include/audit.h')
-rw-r--r-- | security/selinux/include/audit.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/security/selinux/include/audit.h b/security/selinux/include/audit.h new file mode 100644 index 000000000..406bceb90 --- /dev/null +++ b/security/selinux/include/audit.h @@ -0,0 +1,60 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * SELinux support for the Audit LSM hooks + * + * Author: James Morris <jmorris@redhat.com> + * + * Copyright (C) 2005 Red Hat, Inc., James Morris <jmorris@redhat.com> + * Copyright (C) 2006 Trusted Computer Solutions, Inc. <dgoeddel@trustedcs.com> + * Copyright (C) 2006 IBM Corporation, Timothy R. Chavez <tinytim@us.ibm.com> + */ + +#ifndef _SELINUX_AUDIT_H +#define _SELINUX_AUDIT_H + +#include <linux/audit.h> +#include <linux/types.h> + +/** + * selinux_audit_rule_init - alloc/init an selinux audit rule structure. + * @field: the field this rule refers to + * @op: the operator the rule uses + * @rulestr: the text "target" of the rule + * @rule: pointer to the new rule structure returned via this + * + * Returns 0 if successful, -errno if not. On success, the rule structure + * will be allocated internally. The caller must free this structure with + * selinux_audit_rule_free() after use. + */ +int selinux_audit_rule_init(u32 field, u32 op, char *rulestr, void **rule); + +/** + * selinux_audit_rule_free - free an selinux audit rule structure. + * @rule: pointer to the audit rule to be freed + * + * This will free all memory associated with the given rule. + * If @rule is NULL, no operation is performed. + */ +void selinux_audit_rule_free(void *rule); + +/** + * selinux_audit_rule_match - determine if a context ID matches a rule. + * @sid: the context ID to check + * @field: the field this rule refers to + * @op: the operater the rule uses + * @rule: pointer to the audit rule to check against + * + * Returns 1 if the context id matches the rule, 0 if it does not, and + * -errno on failure. + */ +int selinux_audit_rule_match(u32 sid, u32 field, u32 op, void *rule); + +/** + * selinux_audit_rule_known - check to see if rule contains selinux fields. + * @rule: rule to be checked + * Returns 1 if there are selinux fields specified in the rule, 0 otherwise. + */ +int selinux_audit_rule_known(struct audit_krule *rule); + +#endif /* _SELINUX_AUDIT_H */ + |