xref: /OK3568_Linux_fs/kernel/tools/perf/util/cap.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __PERF_CAP_H
3*4882a593Smuzhiyun #define __PERF_CAP_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <stdbool.h>
6*4882a593Smuzhiyun #include <linux/capability.h>
7*4882a593Smuzhiyun #include <linux/compiler.h>
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #ifdef HAVE_LIBCAP_SUPPORT
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <sys/capability.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun bool perf_cap__capable(cap_value_t cap);
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #else
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #include <unistd.h>
18*4882a593Smuzhiyun #include <sys/types.h>
19*4882a593Smuzhiyun 
perf_cap__capable(int cap __maybe_unused)20*4882a593Smuzhiyun static inline bool perf_cap__capable(int cap __maybe_unused)
21*4882a593Smuzhiyun {
22*4882a593Smuzhiyun 	return geteuid() == 0;
23*4882a593Smuzhiyun }
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #endif /* HAVE_LIBCAP_SUPPORT */
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun /* For older systems */
28*4882a593Smuzhiyun #ifndef CAP_SYSLOG
29*4882a593Smuzhiyun #define CAP_SYSLOG	34
30*4882a593Smuzhiyun #endif
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #ifndef CAP_PERFMON
33*4882a593Smuzhiyun #define CAP_PERFMON	38
34*4882a593Smuzhiyun #endif
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun #endif /* __PERF_CAP_H */
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