Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\smack\smack_lsm.c Create Date:2022-07-28 19:23:02
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:smack_msg_queue_msgctl - Smack access check for msg_queue*@isp: the object*@cmd: what it wants to do* Returns 0 if current has the requested access, error code otherwise

Proto:static int smack_msg_queue_msgctl(struct kern_ipc_perm *isp, int cmd)

Type:int

Parameter:

TypeParameterName
struct kern_ipc_perm *isp
intcmd
3164  Case cmd == get ipc_perm options
3165  Case cmd == pcs ctl commands
3166  Case cmd == MSG_STAT_ANY
3167  may = MAY_READ
3168  Break
3169  Case cmd == set ipc_perm options
3170  Case cmd == move resource
3171  may = MAY_READWRITE
3172  Break
3173  Case cmd == see ipcs
3174  Case cmd == MSG_INFO
3178  Return 0
3179  Default
3180  Return -EINVAL
3183  Return smk_curacc_msq : helper to check if current has access on msq*@isp : the msq*@access : access requested* return 0 if current has access, error otherwise