1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_CAP_H 2 #ifndef __PERF_CAP_H
3 #define __PERF_CAP_H 3 #define __PERF_CAP_H
4 4
5 #include <stdbool.h> 5 #include <stdbool.h>
>> 6 #include <linux/capability.h>
>> 7 #include <linux/compiler.h>
>> 8
>> 9 #ifdef HAVE_LIBCAP_SUPPORT
>> 10
>> 11 #include <sys/capability.h>
>> 12
>> 13 bool perf_cap__capable(cap_value_t cap);
>> 14
>> 15 #else
>> 16
>> 17 #include <unistd.h>
>> 18 #include <sys/types.h>
>> 19
>> 20 static inline bool perf_cap__capable(int cap __maybe_unused)
>> 21 {
>> 22 return geteuid() == 0;
>> 23 }
>> 24
>> 25 #endif /* HAVE_LIBCAP_SUPPORT */
6 26
7 /* For older systems */ 27 /* For older systems */
8 #ifndef CAP_SYSLOG 28 #ifndef CAP_SYSLOG
9 #define CAP_SYSLOG 34 29 #define CAP_SYSLOG 34
10 #endif 30 #endif
11 31
12 #ifndef CAP_PERFMON 32 #ifndef CAP_PERFMON
13 #define CAP_PERFMON 38 33 #define CAP_PERFMON 38
14 #endif 34 #endif
15 <<
16 /* Query if a capability is supported, used_ro <<
17 bool perf_cap__capable(int cap, bool *used_roo <<
18 35
19 #endif /* __PERF_CAP_H */ 36 #endif /* __PERF_CAP_H */
20 37
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