/**
 * MIT License
 *
 * Copyright (c) 2024 Johannes Stölp
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 **/

#ifndef LIBPERF_PMC_HPP
#define LIBPERF_PMC_HPP

#include <linux/perf_event.h>

#include <cstdint>

struct pmc_desc {
  const char* name;
  uint64_t type;
  uint64_t config;
};

inline constexpr pmc_desc PMC_CPU_CLK{
    .name   = "CPUCLK",
    .type   = PERF_TYPE_SOFTWARE,
    .config = PERF_COUNT_SW_CPU_CLOCK,
};

inline constexpr pmc_desc PMC_TASK_CLK{
    .name   = "TASK",
    .type   = PERF_TYPE_SOFTWARE,
    .config = PERF_COUNT_SW_TASK_CLOCK,
};

inline constexpr pmc_desc PMC_INSN{
    .name   = "INSN",
    .type   = PERF_TYPE_HARDWARE,
    .config = PERF_COUNT_HW_INSTRUCTIONS,
};

inline constexpr pmc_desc PMC_CYCLES{
    .name   = "CYCLES",
    .type   = PERF_TYPE_HARDWARE,
    .config = PERF_COUNT_HW_CPU_CYCLES,
};

#endif