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84 lines
1.8 KiB
84 lines
1.8 KiB
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2015 Cyril Hrubis <chrubis@suse.cz>
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*/
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#include <errno.h>
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#define TST_NO_DEFAULT_MAIN
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#include "tst_test.h"
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#include "tst_timer.h"
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#include "tst_clocks.h"
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#include "lapi/posix_clocks.h"
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static struct timespec start_time, stop_time;
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static clockid_t clock_id;
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const char *tst_clock_name(clockid_t clk_id)
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{
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switch (clk_id) {
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case CLOCK_REALTIME:
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return "CLOCK_REALTIME";
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case CLOCK_REALTIME_COARSE:
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return "CLOCK_REALTIME_COARSE";
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case CLOCK_MONOTONIC:
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return "CLOCK_MONOTONIC";
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case CLOCK_MONOTONIC_COARSE:
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return "CLOCK_MONOTONIC_COARSE";
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case CLOCK_MONOTONIC_RAW:
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return "CLOCK_MONOTONIC_RAW";
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case CLOCK_BOOTTIME:
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return "CLOCK_BOOTTIME";
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case CLOCK_PROCESS_CPUTIME_ID:
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return "CLOCK_PROCESS_CPUTIME_ID";
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case CLOCK_THREAD_CPUTIME_ID:
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return "CLOCK_THREAD_CPUTIME_ID";
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default:
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return "UNKNOWN/INVALID";
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}
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}
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void tst_timer_check(clockid_t clk_id)
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{
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if (tst_clock_gettime(clk_id, &start_time)) {
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if (errno == EINVAL) {
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tst_brk(TCONF,
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"Clock id %s(%u) not supported by kernel",
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tst_clock_name(clk_id), clk_id);
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return;
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}
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tst_brk(TBROK | TERRNO, "tst_clock_gettime() failed");
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}
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}
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void tst_timer_start(clockid_t clk_id)
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{
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clock_id = clk_id;
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if (tst_clock_gettime(clock_id, &start_time))
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tst_res(TWARN | TERRNO, "tst_clock_gettime() failed");
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}
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int tst_timer_expired_ms(long long ms)
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{
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struct timespec cur_time;
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if (tst_clock_gettime(clock_id, &cur_time))
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tst_res(TWARN | TERRNO, "tst_clock_gettime() failed");
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return tst_timespec_diff_ms(cur_time, start_time) >= ms;
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}
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void tst_timer_stop(void)
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{
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if (tst_clock_gettime(clock_id, &stop_time))
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tst_res(TWARN | TERRNO, "tst_clock_gettime() failed");
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}
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struct timespec tst_timer_elapsed(void)
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{
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return tst_timespec_diff(stop_time, start_time);
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}
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