diff options
| author | Max Kellermann <max@musicpd.org> | 2021-08-10 14:15:53 +0200 |
|---|---|---|
| committer | Max Kellermann <max@musicpd.org> | 2021-08-10 15:13:16 +0200 |
| commit | 1976003e91170b53d3d22d506d862f46db162df5 (patch) | |
| tree | 40efcece1493813d2829bf965babb7e4de854baf | |
| parent | 488afc47d41c8d6ea8c0d7215d88d176402d04a6 (diff) | |
time/FileTime: allow negative times
| -rw-r--r-- | src/time/FileTime.hxx | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/time/FileTime.hxx b/src/time/FileTime.hxx index 67fd5770b..a134433e3 100644 --- a/src/time/FileTime.hxx +++ b/src/time/FileTime.hxx @@ -47,10 +47,16 @@ ToUint64(FILETIME ft) noexcept return ConstructUint64(ft.dwLowDateTime, ft.dwHighDateTime); } +constexpr int_least64_t +ToInt64(FILETIME ft) noexcept +{ + return ToUint64(ft); +} + constexpr time_t FileTimeToTimeT(FILETIME ft) noexcept { - return (ToUint64(ft) - 116444736000000000) / 10000000; + return (ToInt64(ft) - 116444736000000000) / 10000000; } inline std::chrono::system_clock::time_point @@ -63,7 +69,7 @@ FileTimeToChrono(FILETIME ft) noexcept constexpr std::chrono::seconds DeltaFileTimeS(FILETIME a, FILETIME b) noexcept { - return std::chrono::seconds((ToUint64(a) - ToUint64(b)) / 10000000); + return std::chrono::seconds((ToInt64(a) - ToInt64(b)) / 10000000); } #endif |