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1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM creds
4 
5 #define TRACE_INCLUDE_PATH trace/hooks
6 #if !defined(_TRACE_HOOK_CREDS_H) || defined(TRACE_HEADER_MULTI_READ)
7 #define _TRACE_HOOK_CREDS_H
8 #include <linux/tracepoint.h>
9 #include <trace/hooks/vendor_hooks.h>
10 /*
11  * Following tracepoints are not exported in tracefs and provide a
12  * mechanism for vendor modules to hook and extend functionality
13  */
14 #ifdef __GENKSYMS__
15 struct cred;
16 struct task_struct;
17 #else
18 /* struct cred */
19 #include <linux/cred.h>
20 /* struct task_struct */
21 #include <linux/sched.h>
22 #endif /* __GENKSYMS__ */
23 DECLARE_HOOK(android_vh_commit_creds,
24 	TP_PROTO(const struct task_struct *task, const struct cred *new),
25 	TP_ARGS(task, new));
26 
27 DECLARE_HOOK(android_vh_exit_creds,
28 	TP_PROTO(const struct task_struct *task, const struct cred *cred),
29 	TP_ARGS(task, cred));
30 
31 DECLARE_HOOK(android_vh_override_creds,
32 	TP_PROTO(const struct task_struct *task, const struct cred *new),
33 	TP_ARGS(task, new));
34 
35 DECLARE_HOOK(android_vh_revert_creds,
36 	TP_PROTO(const struct task_struct *task, const struct cred *old),
37 	TP_ARGS(task, old));
38 
39 #endif /* _TRACE_HOOK_CREDS_H */
40 /* This part must be outside protection */
41 #include <trace/define_trace.h>
42