avc_lookup

函数名称：avc_lookup - Look up an AVC entry.*@ssid: source security identifier*@tsid: target security identifier*@tclass: target security class* Look up an AVC entry that is valid for the* (@ssid, @tsid), interpreting the permissions* based on @tclass

函数原型：static struct avc_node *avc_lookup(struct selinux_avc *avc, unsigned int ssid, unsigned int tsid, u16 tclass)

返回类型：struct avc_node

参数：

类型	参数	名称
struct selinux_avc *	avc
unsigned int	ssid
unsigned int	tsid
u16	tclass

**调用者**
名称	描述
avc_has_extended_perms	The avc extended permissions logic adds an additional 256 bits of* permissions to an avc node when extended permissions for that node are* specified in the avtab
avc_has_perm_noaudit	avc_has_perm_noaudit - Check permissions but perform no auditing

函数逻辑报告