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Diffstat (limited to 'libqpdf/QUtil.cc')
-rw-r--r-- | libqpdf/QUtil.cc | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/libqpdf/QUtil.cc b/libqpdf/QUtil.cc index 0ffc6e26..3ac467d4 100644 --- a/libqpdf/QUtil.cc +++ b/libqpdf/QUtil.cc @@ -141,6 +141,32 @@ QUtil::get_env(std::string const& var, std::string* value) #endif } +time_t +QUtil::get_current_time() +{ +#ifdef _WIN32 + // The procedure to get local time at this resolution comes from + // the Microsoft documentation. It says to convert a SYSTEMTIME + // to a FILETIME, and to copy the FILETIME to a ULARGE_INTEGER. + // The resulting number is the number of 100-nanosecond intervals + // between January 1, 1601 and now. POSIX threads wants a time + // based on January 1, 1970, so we adjust by subtracting the + // number of seconds in that time period from the result we get + // here. + SYSTEMTIME sysnow; + GetSystemTime(&sysnow); + FILETIME filenow; + SystemTimeToFileTime(&sysnow, &filenow); + ULARGE_INTEGER uinow; + uinow.LowPart = filenow.dwLowDateTime; + uinow.HighPart = filenow.dwHighDateTime; + ULONGLONG now = uinow.QuadPart; + return ((now / 10000000LL) - 11644473600LL); +#else + return time(0); +#endif +} + std::string QUtil::toUTF8(unsigned long uval) { |