Function report |
Source Code:security\selinux\hooks.c |
Create Date:2022-07-28 18:58:04 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Check whether a task has the ioctl permission and cmd* operation to an inode.
Proto:static int ioctl_has_perm(const struct cred *cred, struct file *file, unsigned int requested, u16 cmd)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
const struct cred * | cred | |
struct file * | file | |
unsigned int | requested | |
u16 | cmd |
3576 | fsec = selinux_file(file) |
3577 | inode = file_inode(file) |
3585 | type = LSM_AUDIT_DATA_IOCTL_OP |
3590 | If ssid != SID of open file description Then |
3600 | If Value for the false possibility is greater at compile time(IS_PRIVATE(inode)) Then Return 0 |
3604 | rc = 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 |
3607 | out : |
3608 | Return rc |
Name | Describe |
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selinux_file_ioctl |
Source code conversion tool public plug-in interface | X |
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