From 2bc8c3db5c130ff37fa5711f4e8ca6fb3a533407 Mon Sep 17 00:00:00 2001 From: stoffu Date: Thu, 8 Feb 2018 16:04:50 +0900 Subject: [PATCH] epee get_ns_count: cast to uint64_t before multiplying 10^9 to avoid overflow --- contrib/epee/include/misc_os_dependent.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/contrib/epee/include/misc_os_dependent.h b/contrib/epee/include/misc_os_dependent.h index 99690b301..ffe575501 100644 --- a/contrib/epee/include/misc_os_dependent.h +++ b/contrib/epee/include/misc_os_dependent.h @@ -75,13 +75,13 @@ namespace misc_utils clock_get_time(cclock, &mts); mach_port_deallocate(mach_task_self(), cclock); - return (mts.tv_sec * 1000000000) + (mts.tv_nsec); + return ((uint64_t)mts.tv_sec * 1000000000) + (mts.tv_nsec); #else struct timespec ts; if(clock_gettime(CLOCK_MONOTONIC, &ts) != 0) { return 0; } - return (ts.tv_sec * 1000000000) + (ts.tv_nsec); + return ((uint64_t)ts.tv_sec * 1000000000) + (ts.tv_nsec); #endif }