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Uptime (Linux): don't use syscall

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Fix #620
This commit is contained in:
李通洲
2023-11-24 09:45:53 +08:00
parent a846780382
commit 41fed1da5f
1 changed files with 9 additions and 4 deletions
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src/detection/uptime/uptime_linux.c
+9 -4
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@@ -1,13 +1,18 @@
#include "uptime.h"
#include "common/time.h"
#include "common/io/io.h"
#include <inttypes.h>
const char* ffDetectUptime(FFUptimeResult* result)
{
struct timespec uptime;
if (clock_gettime(CLOCK_BOOTTIME, &uptime) != 0)
return "clock_gettime(CLOCK_BOOTTIME) failed";
// #620
FF_AUTO_CLOSE_FILE FILE* uptime = fopen("/proc/uptime", "r");
if (!uptime) return "fopen(\"/proc/uptime\", \"r\") failed";
result->uptime = (uint64_t) uptime.tv_sec * 1000 + (uint64_t) uptime.tv_nsec / 1000000;
double sec;
if (fscanf(uptime, "%lf", &sec) > 0)
result->uptime = (uint64_t) (sec * 1000);
result->bootTime = ffTimeGetNow() + result->uptime;