函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\selinux\xfrm.c Create Date:2022-07-27 20:46:16
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：LSM hook implementation that checks and/or returns the xfrm sid for the* incoming packet.

函数原型：int selinux_xfrm_decode_session(struct sk_buff *skb, unsigned int *sid, int ckall)

返回类型：int

参数：

类型参数名称
struct sk_buff *skb
unsigned int *sid
intckall
263  如果(skb == NULL)则
264  sid等于unspecified SID
265  返回:0
267  返回:selinux_xfrm_skb_sid_ingress(skb, sid, ckall)