Fix applied type IDA types, add function sig fn

IDAPython/goresym_rename.py

@@ -42,6 +42,15 @@ def is_autosync(name, tif):
         struc.ordinal = -1
         idaapi.save_struc(struc, False)
 
+def get_type_by_name(name):
+    ti = idaapi.get_idati()
+    type_ord = idaapi.get_type_ordinal(ti, name)
+    # typ_type, typ_fields, typ_cmt, typ_fieldcmts, typ_sclass
+    return ida_typeinf.get_numbered_type(ti, type_ord)
+
+def set_function_signature(ea, typedef):
+    idaapi.apply_type(ea, ida_typeinf.parse_decl(typedef, ida_typeinf.PT_SIL), idaapi.TINFO_DEFINITE)
+
 def import_primitives():
     type_map = {
     "BUILTIN_STRING": "string",
@@ -119,8 +128,8 @@ def forward_declare_structs(types):
 
         # IDA often thinks these are string pointers, lets undefine that, then set the type correctly
         ida_bytes.del_items(typ['VA'], 0, 4)
-        py_type = idaapi.idc_parse_decl(idaapi.cvar.idati, "void* ptr;", 1)
-        idaapi.apply_type(idaapi.cvar.idati, py_type[1], py_type[2], typ['VA'], idaapi.TINFO_DEFINITE)
+        abi_typ, abi_typ_fields, _, _, _ = get_type_by_name("abi_Type")
+        idaapi.apply_type(idaapi.get_idati(), abi_typ, abi_typ_fields, typ['VA'], idaapi.TINFO_DEFINITE)
 
 if iterable(hints['Interfaces']):
     for typ in hints['Interfaces']:
@@ -129,8 +138,8 @@ def forward_declare_structs(types):
 
         # IDA often thinks these are string pointers, lets undefine that, then set the type correctly
         ida_bytes.del_items(typ['VA'], 0, 4)
-        py_type = idaapi.idc_parse_decl(idaapi.cvar.idati, "void* ptr;", 1)
-        idaapi.apply_type(idaapi.cvar.idati, py_type[1], py_type[2], typ['VA'], idaapi.TINFO_DEFINITE)
+        abi_typ, abi_typ_fields, _, _, _ = get_type_by_name("abi_Type")
+        idaapi.apply_type(idaapi.get_idati(), abi_typ, abi_typ_fields, typ['VA'], idaapi.TINFO_DEFINITE)
 
 if hints['TabMeta'] is not None:
     tabmeta = hints['TabMeta']