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Do TZ conversion in GPA conversion, keep timestamps in UTC. This makes ZIP conversion inconsistent across TZs, but less hacky everywhere else. Pending addition of a tool to just dump a combined timestamp.

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This commit is contained in:
elasota
2020-01-23 03:45:36 -05:00
parent 38d172aa49
commit b20e1876e3
2 changed files with 29 additions and 27 deletions
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13
MakeTimestamp/MakeTimestamp.cpp
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@@ -7,7 +7,7 @@ int main(int argc, const char **argv)
if (argc != 2)
{
fprintf(stderr, "Usage: MakeTimestamp <output.ts>\n");
fprintf(stderr, "Outputs the current timestamp in 1904 epoch format");
fprintf(stderr, "Outputs the current timestamp in 1904 UTC epoch format");
return -1;
}
@@ -25,14 +25,11 @@ int main(int argc, const char **argv)
if (!SystemTimeToFileTime(&epochStart, &epochStartFT))
return 0;
SYSTEMTIME localTime;
GetLocalTime(&localTime);
FILETIME localTimeFT;
SystemTimeToFileTime(&localTime, &localTimeFT);
FILETIME timestampFT;
GetSystemTimeAsFileTime(&timestampFT);
int64_t epochStart64 = (static_cast<int64_t>(epochStartFT.dwLowDateTime) & 0xffffffff) | (static_cast<int64_t>(epochStartFT.dwHighDateTime) << 32);
int64_t currentTime64 = (static_cast<int64_t>(localTimeFT.dwLowDateTime) & 0xffffffff) | (static_cast<int64_t>(localTimeFT.dwHighDateTime) << 32);
int64_t currentTime64 = (static_cast<int64_t>(timestampFT.dwLowDateTime) & 0xffffffff) | (static_cast<int64_t>(timestampFT.dwHighDateTime) << 32);
int64_t timeDelta = (currentTime64 - epochStart64) / 10000000;
FILE *f = nullptr;
@@ -50,5 +47,5 @@ int main(int argc, const char **argv)
fclose(f);
return 0;
return 0;
}