Fix: type_canonicalize_name() returns whole structure

Introduce type_canonicalize_size() to target API

Author: sdimitro

sdb/__init__.py

@@ -34,7 +34,8 @@
 from sdb.target import (create_object, get_object, get_prog, get_typed_null,
                         get_type, get_pointer_type, get_target_flags,
                         get_symbol, type_canonical_name, type_canonicalize,
-                        type_canonicalize_name, type_equals)
+                        type_canonicalize_name, type_canonicalize_size,
+                        type_equals)
 from sdb.command import (Address, Cast, Command, InputHandler, Locator,
                          PrettyPrinter, Walk, Walker, SingleInputCommand,
                          get_registered_commands)

sdb/target.py

@@ -117,7 +117,7 @@ def type_canonical_name(t: drgn.Type) -> str:
     """
     Return the "canonical name" of this type.  See type_canonicalize().
     """
-    return str(type_canonicalize(t))
+    return type_canonicalize(t).type_name()
 
 
 def type_canonicalize_name(type_name: str) -> str:
@@ -128,6 +128,18 @@ def type_canonicalize_name(type_name: str) -> str:
     return type_canonical_name(prog.type(type_name))
 
 
+def type_canonicalize_size(t: Union[drgn.Type, str]) -> int:
+    """
+    Return the "canonical size" of this type. See type_canonicalize().
+    """
+    if isinstance(t, str):
+        type_ = get_type(t)
+    else:
+        assert isinstance(t, drgn.Type)
+        type_ = t
+    return type_canonicalize(type_).size
+
+
 def type_equals(a: drgn.Type, b: drgn.Type) -> bool:
     """
     This function determines if two types have the same canonical name. See