widl: Prepare marshall and unmarshall code generation functions for

tools/widl/typegen.c

@@ -283,8 +283,6 @@ unsigned int get_required_buffer_size(type_t *type)
 
 void marshall_arguments(FILE *file, int indent, func_t *func)
 {
-    unsigned int alignment;
-    unsigned int size;
     unsigned int last_size = 0;
     var_t *var;
 
@@ -295,7 +293,10 @@ void marshall_arguments(FILE *file, int indent, func_t *func)
     while (NEXT_LINK(var)) var = NEXT_LINK(var);
     while (var)
     {
-        alignment = 0;
+        if (var->ptr_level == 0)
+        {
+            unsigned int size;
+            unsigned int alignment = 0;
             switch (var->type->type)
             {
             case RPC_FC_BYTE:
@@ -349,6 +350,12 @@ void marshall_arguments(FILE *file, int indent, func_t *func)
             fprintf(file, "\n");
 
             last_size = size;
+        }
+        else
+        {
+            error("marshall_arguments: Pointer level %d not supported for variable %s\n", var->ptr_level, var->name);
+            last_size = 0;
+        }
 
         var = PREV_LINK(var);
     }
@@ -356,8 +363,6 @@ void marshall_arguments(FILE *file, int indent, func_t *func)
 
 void unmarshall_arguments(FILE *file, int indent, func_t *func)
 {
-    unsigned int alignment;
-    unsigned int size;
     unsigned int last_size = 0;
     var_t *var;
 
@@ -368,7 +373,11 @@ void unmarshall_arguments(FILE *file, int indent, func_t *func)
     while (NEXT_LINK(var)) var = NEXT_LINK(var);
     while (var)
     {
-        alignment = 0;
+        if (var->ptr_level == 0)
+        {
+            unsigned int size;
+            unsigned int alignment = 0;
+
             switch (var->type->type)
             {
             case RPC_FC_BYTE:
@@ -422,6 +431,12 @@ void unmarshall_arguments(FILE *file, int indent, func_t *func)
             fprintf(file, "\n");
 
             last_size = size;
+        }
+        else
+        {
+            error("unmarshall_arguments: Pointer level %d not supported for variable %s\n", var->ptr_level, var->name);
+            last_size = 0;
+        }
 
         var = PREV_LINK(var);
     }