Implement decoding High Sierra timestamp.

2025-12-16 19:24:25 +00:00 · 2019-07-20 01:45:40 +01:00
parent 1d3a0eccbc
commit 824d02878d
3 changed files with 87 additions and 60 deletions
--- a/DiscImageChef.Filesystems/ISO9660/Date.cs
+++ b/DiscImageChef.Filesystems/ISO9660/Date.cs
@@ -21,5 +21,21 @@ namespace DiscImageChef.Filesystems.ISO9660
                return null;
            }
        }
+
+        DateTime? DecodeHighSierraDateTime(HighSierraTimestamp timestamp)
+        {
+            try
+            {
+                DateTime date = new DateTime(timestamp.Years + 1900, timestamp.Month, timestamp.Day, timestamp.Hour,
+                                             timestamp.Minute, timestamp.Second, DateTimeKind.Unspecified);
+
+                return TimeZoneInfo.ConvertTimeToUtc(date, TimeZoneInfo.FindSystemTimeZoneById("GMT"));
+            }
+            catch(Exception e)
+            {
+                // ISO says timestamp can be unspecified, suppose same for High Sierra
+                return null;
+            }
+        }
    }
 }