Mercurial > libpst

annotate src/timeconv.c @ 307:db6db9a26a19

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author Carl Byington <carl@five-ten-sg.com>
date Mon, 24 Dec 2012 16:26:39 -0800
parents e3a46f66332b
children ad7b880ad3d1
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1 #include "define.h"
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5 char* pst_fileTimeToAscii(const FILETIME* filetime, char* result) {
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6 time_t t;
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7 t = pst_fileTimeToUnixTime(filetime);
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8 return ctime_r(&t, result);
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9 }
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12 void pst_fileTimeToStructTM (const FILETIME *filetime, struct tm *result) {
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13 time_t t1;
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14 t1 = pst_fileTimeToUnixTime(filetime);
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15 gmtime_r(&t1, result);
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16 }
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19 time_t pst_fileTimeToUnixTime(const FILETIME *filetime)
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20 {
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21 uint64_t t = filetime->dwHighDateTime;
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22 const uint64_t bias = 11644473600LL;
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23 t <<= 32;
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24 t += filetime->dwLowDateTime;
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25 t /= 10000000;
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26 t -= bias;
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27 return ((t > (uint64_t)0x000000007fffffff) && (sizeof(time_t) <= 4)) ? 0 : (time_t)t;
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28 }
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