Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\apparmor\task.c Create Date:2022-07-28 19:50:32
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:aa_set_current_hat - set the current tasks hat*@label: label to set as the current hat (NOT NULL)*@token: token value that must be specified to change from the hat* Do switch of tasks hat

Proto:int aa_set_current_hat(struct aa_label *label, u64 token)

Type:int

Parameter:

TypeParameterName
struct aa_label *label
u64token
117  ctx = task_ctx(current process)
120  new = prepare_creds - Prepare a new set of credentials for modification* Prepare a new set of task credentials for modification
121  If Not new Then Return -ENOMEM
123  AA_BUG(!label)
125  If Not previous Then
127  previous = cred_label(new)
128  token = token
129  Else if token == token Then
130  aa_put_label(cred_label(new))
131  Else
133  abort_creds - Discard a set of credentials and unlock the current task*@new: The credentials that were going to be applied* Discard a set of credentials that were under construction and unlock the* current task.
134  Return -EACCES
137  set_cred_label(new, aa_get_newest_label - find the newest version of @l*@l: the label to check for newer versions of* Returns: refcounted newest version of @l taking into account* replacement, renames and removals* return @l.)
139  aa_put_label(onexec)
140  onexec = NULL
142  mmit_creds - Install new credentials upon the current task*@new: The credentials to be assigned* Install a new set of credentials to the current task, using RCU to replace* the old set. Both the objective and the subjective credentials pointers are
143  Return 0
Caller
NameDescribe
aa_change_hataa_change_hat - change hat to/from subprofile*@hats: vector of hat names to try changing into (MAYBE NULL if @count == 0)*@count: number of hat names in @hats*@token: magic value to validate the hat change*@flags: flags affecting behavior of the change