Mercurial > paraspace

changeset 113:ee13c86d84f2

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Let user specify redirection map for methods
author Thinker K.F. Li <thinker@codemud.net>
date Tue, 02 Aug 2011 18:10:48 +0800
parents 650dcb9c01ee
children 867184e01852
files paraspace/injection.py paraspace/tests/injection_test.py
diffstat 2 files changed, 13 insertions(+), 10 deletions(-) [+]
line wrap: on
line diff
--- a/paraspace/injection.py	Tue Aug 02 13:49:41 2011 +0800
+++ b/paraspace/injection.py	Tue Aug 02 18:10:48 2011 +0800
@@ -454,14 +454,14 @@
 # \param types_redir is a map of types for redirecting types.
 # \return a map of method indices.
 #
-def _make_methods_redir_for_types_redir(dex, types_redir):
+def make_methods_redir_for_types_redir(dex_src, dex_dst, types_redir):
     methods_map = {}
     for typeidx_src, typeidx_dst in types_redir.items():
-        typeid_src = dex.find_typeid_idx(typeidx_src)
-        typeid_dst = dex.find_typeid_idx(typeidx_dst)
-        class_methods_map =  make_redir_classes_methods_map(dex,
+        typeid_src = dex_src.find_typeid_idx(typeidx_src)
+        typeid_dst = dex_dst.find_typeid_idx(typeidx_dst)
+        class_methods_map =  make_redir_classes_methods_map(dex_src,
                                                             typeid_src,
-                                                            dex,
+                                                            dex_dst,
                                                             typeid_dst)
         methods_map.update(class_methods_map)
         pass
@@ -469,9 +469,7 @@
 
 
 ## \biref Redirect types of all code in given DEXFile_linked.
-def dexfile_redirect_types(dex, types_redir, excludes=set([])):
-    methods_redir = _make_methods_redir_for_types_redir(dex, types_redir)
-    
+def dexfile_redirect_types(dex, types_redir, methods_redir, excludes=set([])):
     for classdef in dex.classDefs.items:
         typeid = classdef.classIdx
         idx = dex.get_idx_typeid(typeid)
--- a/paraspace/tests/injection_test.py	Tue Aug 02 13:49:41 2011 +0800
+++ b/paraspace/tests/injection_test.py	Tue Aug 02 18:10:48 2011 +0800
@@ -107,6 +107,7 @@
     from paraspace.dex_deptracker import prepare_dep_decls
     from paraspace.injection import dexfile_insert_class
     from paraspace.injection import dexfile_redirect_types
+    from paraspace.injection import make_methods_redir_for_types_redir
     from paraspace import dalvik_opcodes
     
     _install_dexfile_4_deptracker()
@@ -149,14 +150,18 @@
 
     clone_typeidx = helloworld_linked.get_idx_typeid(clone.classIdx)
 
-    redirect_map = {File_typeidx: clone_typeidx}
+    types_redir = {File_typeidx: clone_typeidx}
     excludes = set([clone_typeidx])
     
     fakefile_data = clone.classDataOffRef.value
     fakefile_methods = fakefile_data.directMethods.items
     fakefile_codes = [method.codeOffRef.value for method in fakefile_methods]
     
-    dexfile_redirect_types(helloworld_linked, redirect_map, excludes)
+    methods_redir = make_methods_redir_for_types_redir(helloworld_linked,
+                                                       helloworld_linked,
+                                                       types_redir)
+    dexfile_redirect_types(helloworld_linked, types_redir,
+                           methods_redir, excludes)
 
     for code in helloworld_linked.codeItems.items:
         op_vectors = dalvik_opcodes.decode_insn_blk(code.insns.data)