From c2c872024b48dce81b17f66823f01d7efb613a81 Mon Sep 17 00:00:00 2001
From: Volker Berlin <volker.berlin@googlemail.com>
Date: Mon, 3 Dec 2018 20:52:01 +0100
Subject: [PATCH] write ValueType codes in signed LEB format

---
 .../jwebassembly/binary/WasmOutputStream.java  |  2 +-
 .../jwebassembly/module/ValueType.java         | 18 +++++++++---------
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/src/de/inetsoftware/jwebassembly/binary/WasmOutputStream.java b/src/de/inetsoftware/jwebassembly/binary/WasmOutputStream.java
index ae0a9c8..d666c57 100644
--- a/src/de/inetsoftware/jwebassembly/binary/WasmOutputStream.java
+++ b/src/de/inetsoftware/jwebassembly/binary/WasmOutputStream.java
@@ -72,7 +72,7 @@ class WasmOutputStream extends FilterOutputStream {
      *             if an I/O error occurs.
      */
     public void writeValueType( ValueType type ) throws IOException {
-        write( type.getCode() );
+        writeVarint( type.getCode() );
     }
 
     /**
diff --git a/src/de/inetsoftware/jwebassembly/module/ValueType.java b/src/de/inetsoftware/jwebassembly/module/ValueType.java
index 41f3ab9..ed3728e 100644
--- a/src/de/inetsoftware/jwebassembly/module/ValueType.java
+++ b/src/de/inetsoftware/jwebassembly/module/ValueType.java
@@ -21,15 +21,15 @@ import de.inetsoftware.jwebassembly.WasmException;
  * @author Volker Berlin
  */
 public enum ValueType {
-    i32(0x7f),
-    i64(0x7e),
-    f32(0x7d),
-    f64(0x7c),
-    anyfunc(0x70),
-    anyref(0x6f),
-    except_ref(0x68),
-    func(0x60),
-    empty(0x40), // empty block_type
+    i32(-0x01),
+    i64(-0x02),
+    f32(-0x03),
+    f64(-0x04),
+    anyfunc(-0x10),
+    anyref(-0x11),
+    except_ref(-0x12),
+    func(-0x20),
+    empty(-0x40), // empty block_type
     ;
 
     private final int code;