From d7802371b56734446a16962363322282ba772257 Mon Sep 17 00:00:00 2001 From: A404M Date: Sat, 28 Dec 2024 08:03:23 +0330 Subject: added many stuff which I can't even remember --- src/utils/time.c | 23 +++++++++++++++++++++++ src/utils/time.h | 9 +++++++++ 2 files changed, 32 insertions(+) create mode 100644 src/utils/time.c create mode 100644 src/utils/time.h (limited to 'src/utils') diff --git a/src/utils/time.c b/src/utils/time.c new file mode 100644 index 0000000..b6bc960 --- /dev/null +++ b/src/utils/time.c @@ -0,0 +1,23 @@ +#include "time.h" + +#include + +int64_t nano_sleep(uint64_t nano_seconds) { + struct timespec remaining, + request = {nano_seconds / NANO_TO_SECOND, nano_seconds % NANO_TO_SECOND}; + nanosleep(&request, &remaining); + int64_t ret = remaining.tv_sec * NANO_TO_SECOND + remaining.tv_nsec; + if (ret < 0 || ret > NANO_TO_SECOND) { // TODO: fix later + return 0; + } else { + return ret; + } +} + +int64_t nano_time() { + struct timespec t = {0, 0}; + clock_gettime(CLOCK_MONOTONIC, &t); + return t.tv_sec * NANO_TO_SECOND + t.tv_nsec; +} + + diff --git a/src/utils/time.h b/src/utils/time.h new file mode 100644 index 0000000..f7e9361 --- /dev/null +++ b/src/utils/time.h @@ -0,0 +1,9 @@ +#pragma once + +#include + +constexpr int64_t NANO_TO_SECOND = 1000000000; + +int64_t nano_sleep(uint64_t nano_seconds); + +int64_t nano_time(); -- cgit v1.2.3