Add more types and APIs for attr_container (#1841)

Add more types for attr_container, e.g. uint8, uint32, uint64
Add more APIs for attr_container for int8, int16 and int32 types
Rename fields of the union 'jvalue' and refactor some files that use attr_container

test-tools/IoT-APP-Store-Demo/wasm_django/devices/templates/help.html

@@ -33,7 +33,7 @@
                         </h1>
                         <p>
                             1. Download a simple runtime (build for ubuntu 20.04 64 bits, other platforms please build
-                            from the <a href="https://github.com/intel/wasm-micro-runtime">source code</a>)
+                            from the <a href="https://github.com/bytecodealliance/wasm-micro-runtime/tree/main/samples/simple">source code</a>)
                         </p>
                         <p>
                             2. In the terminal: <code>cd ~/Download && ./simple -a 82.156.57.236</code>
@@ -44,7 +44,7 @@
                                 <h5>
                                     Notes:
                                 </h5> We also have a <strong>UI-enabled runtime</strong>, please <a
-                                    href="../static/upload/simple">download here</a> and enjoy.</strong> It may require
+                                    href="../static/upload/wasm_runtime_wgl">download here</a> and enjoy.</strong> It may require
                                 a few more setups.
                                 <p>Before running the UI-enabled runtime, please install some required softwares:</p>
                                 <p><code>sudo apt-get install libsdl2-2.0-0:i386</code> </p>

test-tools/IoT-APP-Store-Demo/wasm_django/server/wasm_server.py

@@ -16,14 +16,18 @@ import logging
 import os
 
 attr_type_list =  [
-    "ATTR_NONE",
-    "ATTR_TYPE_SHORT",
-    "ATTR_TYPE_INT",
+    "ATTR_TYPE_BYTE", # = ATTR_TYPE_INT8
+    "ATTR_TYPE_SHORT",# = ATTR_TYPE_INT16
+    "ATTR_TYPE_INT", # = ATTR_TYPE_INT32
     "ATTR_TYPE_INT64",
-    "ATTR_TYPE_BYTE",
+    "ATTR_TYPE_UINT8",
     "ATTR_TYPE_UINT16",
+    "ATTR_TYPE_UINT32",
+    "ATTR_TYPE_UINT64",
     "ATTR_TYPE_FLOAT",
     "ATTR_TYPE_DOUBLE",
+    "ATTR_NONE",
+    "ATTR_NONE",
     "ATTR_TYPE_BOOLEAN",
     "ATTR_TYPE_STRING",
     "ATTR_TYPE_BYTEARRAY"
@@ -140,26 +144,38 @@ def decode_attr_container(msg):
         attr_type = attr_type_list[int(type_index[0])]
         buf = buf[1 : ]
 
-        if attr_type == "ATTR_TYPE_SHORT":
+        if attr_type == "ATTR_TYPE_BYTE": # = ATTR_TYPE_INT8
+            (attr_value, ) = struct.unpack('@c', buf[0 : 1])
+            buf = buf[1 : ]
+            # continue
+        elif attr_type == "ATTR_TYPE_SHORT": # = ATTR_TYPE_INT16
             (attr_value, ) = struct.unpack('@h', buf[0 : 2])
             buf = buf[2 : ]
             # continue
-        elif attr_type == "ATTR_TYPE_INT":
-            (attr_value, ) = struct.unpack('@I', buf[0 : 4])
+        elif attr_type == "ATTR_TYPE_INT": # = ATTR_TYPE_INT32
+            (attr_value, ) = struct.unpack('@i', buf[0 : 4])
             buf = buf[4 : ]
             # continue
         elif attr_type == "ATTR_TYPE_INT64":
             (attr_value, ) = struct.unpack('@q', buf[0 : 8])
             buf = buf[8 : ]
             # continue
-        elif attr_type == "ATTR_TYPE_BYTE":
-            (attr_value, ) = struct.unpack('@c', buf[0 : 1])
+        elif attr_type == "ATTR_TYPE_UINT8":
+            (attr_value, ) = struct.unpack('@B', buf[0 : 1])
             buf = buf[1 : ]
             # continue
         elif attr_type == "ATTR_TYPE_UINT16":
             (attr_value, ) = struct.unpack('@H', buf[0 : 2])
             buf = buf[2 : ]
             # continue
+        elif attr_type == "ATTR_TYPE_UINT32":
+            (attr_value, ) = struct.unpack('@I', buf[0 : 4])
+            buf = buf[4 : ]
+            # continue
+        elif attr_type == "ATTR_TYPE_UINT64":
+            (attr_value, ) = struct.unpack('@Q', buf[0 : 8])
+            buf = buf[8 : ]
+            # continue
         elif attr_type == "ATTR_TYPE_FLOAT":
             (attr_value, ) = struct.unpack('@f', buf[0 : 4])
             buf = buf[4 : ]