view src/timeconv.c @ 357:544d57fe6bc6

From Jeffrey Morlan: try_fork in readpst.c doesn't check that active_children < max_children before forking a child and adding it to the array. This can cause a buffer overflow.
author Carl Byington <carl@five-ten-sg.com>
date Wed, 06 Jul 2016 10:17:49 -0700
parents e3a46f66332b
children ad7b880ad3d1
line wrap: on
line source

#include "define.h"



char* pst_fileTimeToAscii(const FILETIME* filetime, char* result) {
    time_t t;
    t = pst_fileTimeToUnixTime(filetime);
    return ctime_r(&t, result);
}


void pst_fileTimeToStructTM (const FILETIME *filetime, struct tm *result) {
    time_t t1;
    t1 = pst_fileTimeToUnixTime(filetime);
    gmtime_r(&t1, result);
}


time_t pst_fileTimeToUnixTime(const FILETIME *filetime)
{
    uint64_t t = filetime->dwHighDateTime;
    const uint64_t bias = 11644473600LL;
    t <<= 32;
    t += filetime->dwLowDateTime;
    t /= 10000000;
    t -= bias;
    return ((t > (uint64_t)0x000000007fffffff) && (sizeof(time_t) <= 4)) ? 0 : (time_t)t;
}