Added checking of header inside the ERG file.

IPG-Automotive-UK · Oct 4, 2023 · 1a3cc5b · 1a3cc5b
1 parent 87e711d
commit 1a3cc5b
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/index.ts b/index.ts
@@ -134,6 +134,11 @@ function read(ergFile: string, infoFile: string) {
     byteOrder: headerBuffer.readUInt8(9),
   };
 
+  // Check format specified in the ERG header. Error if not ERG
+  if (!ergHeader.format.startsWith("CM-ERG")) {
+    throw new Error("Invalid ERG file");
+  }
+
   // process erg records by reading value for each quantity
   let recordBuffer = ergBuffer.slice(16);
   let recordIndex = 0;