Fixed SourceVersionCommand.

dirtyhabits97 · Apr 22, 2024 · b7749b3 · b7749b3
1 parent f1f73b4
commit b7749b3
Showing 1 changed file with 6 additions and 5 deletions.
diff --git a/Sources/MachOReaderLib/Models/LoadCommandTypes/SourceVersionCommand.swift b/Sources/MachOReaderLib/Models/LoadCommandTypes/SourceVersionCommand.swift
@@ -66,12 +66,13 @@ public extension SourceVersionCommand {
 
     // uint64_t  version;	/* A.B.C.D.E packed as a24.b10.c10.d10.e10 */
     var version: SourceVersion {
-        let mask: UInt64 = 0b1111
+        // In order to get B through E, we need a 10bit mask
+        let mask: UInt64 = 0b11_1111_1111
         return (
-            Int(underlyingValue.version << 40),
-            Int(underlyingValue.version << 30 & mask),
-            Int(underlyingValue.version << 20 & mask),
-            Int(underlyingValue.version << 10 & mask),
+            Int(underlyingValue.version >> 40),
+            Int(underlyingValue.version >> 30 & mask),
+            Int(underlyingValue.version >> 20 & mask),
+            Int(underlyingValue.version >> 10 & mask),
             Int(underlyingValue.version & mask)
         )
     }