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io: Translate Windows Clock.real timestamps to the POSIX/Unix epoch

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This fixes `std.http.Client` TLS certificate validation on Windows.
This commit is contained in:
Carl Åstholm 2025-11-05 00:50:19 +01:00
parent cbfa87cbea
commit ed7f2588e4
1 changed files with 2 additions and 1 deletions
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3
lib/std/Io/Threaded.zig
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@ -2864,7 +2864,8 @@ fn nowWindows(userdata: ?*anyopaque, clock: Io.Clock) Io.Clock.Error!Io.Timestam
.real => {
// RtlGetSystemTimePrecise() has a granularity of 100 nanoseconds
// and uses the NTFS/Windows epoch, which is 1601-01-01.
return .{ .nanoseconds = @as(i96, windows.ntdll.RtlGetSystemTimePrecise()) * 100 };
const epoch_ns = std.time.epoch.windows * std.time.ns_per_s;
return .{ .nanoseconds = @as(i96, windows.ntdll.RtlGetSystemTimePrecise()) * 100 + epoch_ns };
},
.awake, .boot => {
// QPC on windows doesn't fail on >= XP/2000 and includes time suspended.