30 lines
		
	
	
		
			468 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			468 B
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0
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| /*
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|  * Capability utilities
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|  */
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| 
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| #ifdef HAVE_LIBCAP_SUPPORT
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| 
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| #include "cap.h"
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| #include <stdbool.h>
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| #include <sys/capability.h>
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| 
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| bool perf_cap__capable(cap_value_t cap)
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| {
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| 	cap_flag_value_t val;
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| 	cap_t caps = cap_get_proc();
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| 
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| 	if (!caps)
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| 		return false;
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| 
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| 	if (cap_get_flag(caps, cap, CAP_EFFECTIVE, &val) != 0)
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| 		val = CAP_CLEAR;
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| 
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| 	if (cap_free(caps) != 0)
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| 		return false;
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| 
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| 	return val == CAP_SET;
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| }
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| 
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| #endif  /* HAVE_LIBCAP_SUPPORT */
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