162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Capability utilities 462306a36Sopenharmony_ci */ 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci#ifdef HAVE_LIBCAP_SUPPORT 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci#include "cap.h" 962306a36Sopenharmony_ci#include <stdbool.h> 1062306a36Sopenharmony_ci#include <sys/capability.h> 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_cibool perf_cap__capable(cap_value_t cap) 1362306a36Sopenharmony_ci{ 1462306a36Sopenharmony_ci cap_flag_value_t val; 1562306a36Sopenharmony_ci cap_t caps = cap_get_proc(); 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ci if (!caps) 1862306a36Sopenharmony_ci return false; 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci if (cap_get_flag(caps, cap, CAP_EFFECTIVE, &val) != 0) 2162306a36Sopenharmony_ci val = CAP_CLEAR; 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_ci if (cap_free(caps) != 0) 2462306a36Sopenharmony_ci return false; 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_ci return val == CAP_SET; 2762306a36Sopenharmony_ci} 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ci#endif /* HAVE_LIBCAP_SUPPORT */ 30