Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\smack\smack_lsm.c Create Date:2022-07-28 19:23:31
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:smack_unix_stream_connect - Smack access on UDS*@sock: one sock*@other: the other sock*@newsk: unused* Return 0 if a subject with the smack of sock could access* an object with the smack of other, otherwise an error code

Proto:static int smack_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk)

Type:int

Parameter:

TypeParameterName
struct sock *sock
struct sock *other
struct sock *newsk
3585  ssp = sk_security
3586  osp = sk_security
3587  nsp = sk_security
3589  rc = 0
3594  If Not smack_privileged( Override MAC access) Then
3595  skp = outbound label
3596  okp = inbound label
3598  smk_ad_init_net( & ad, __func__, LSM_AUDIT_DATA_NET, & net)
3599  smk_ad_setfield_u_net_sk( & ad, other)
3601  rc = smk_access(skp, okp, MAY_WRITE, & ad)
3602  rc = smk_bu_note("UDS connect", skp, okp, MAY_WRITE, rc)
3603  If rc == 0 Then
3604  okp = outbound label
3605  skp = inbound label
3606  rc = smk_access(okp, skp, MAY_WRITE, & ad)
3607  rc = smk_bu_note("UDS connect", okp, skp, MAY_WRITE, rc)
3615  If rc == 0 Then
3616  TCP peer label = outbound label
3617  TCP peer label = outbound label
3620  Return rc