Compare commits

...

103 Commits

Author SHA1 Message Date
Skylot 63a571306c refactor: load resource table nodes in one change (#1648) 2022-08-19 22:15:04 +01:00
Skylot bc4db61e25 fix(gui): improve resources search (#1648) 2022-08-19 15:52:14 +01:00
Jan S c7e6e28830 fix(gui): improve log viewer dialog (#1311)(PR #1649)
* [gui]: improve log viewer dialog

* use method from UiUtils to set window icons

Co-authored-by: Skylot <skylot@gmail.com>
2022-08-18 19:55:41 +01:00
Skylot 1d7b6fdb2c fix(gui): additional checks on open search result (#1647) 2022-08-18 15:59:45 +01:00
Skylot ce5d8eeff8 fix: don't inline anonymous in self inner class (#1645) 2022-08-18 15:48:17 +01:00
Jan S 894e0e6132 fix: UnsupportedOperationException on adding a field (#1645)(PR #1646)
* fix: UnsupportedOperationException on adding a field

* changed list check and creation similar to safeAdd
2022-08-18 15:33:18 +01:00
Skylot 127f0ecf3f fix(gui): disable actions if files not loaded (#1644) 2022-08-16 21:28:57 +01:00
Skylot cf7767e702 fix(gui): handle null value in TableCellRenderer (#1642) 2022-08-16 20:48:23 +01:00
Skylot e0aedc7949 fix: improve top block search for try/catch (#1633) 2022-08-15 21:31:26 +01:00
Skylot bad78de74c perf: improve directory delete 2022-08-14 13:38:12 +01:00
Skylot 12df8a169f chore: update gradle and dependencies 2022-08-13 18:25:08 +01:00
Skylot 15c9d33339 fix(gui): handle possible classes overlap in disk cache (#1633) 2022-08-13 13:13:13 +00:00
Jiaxin Peng 7e0fafbaf1 fix(gui): fix broken FileDialog by using legacy sort (#1628)(PR #1630)
#1628 #1606 #1213 #1574 #1552
2022-08-11 13:59:46 +01:00
zhongqingsong 57b9c1dd7a fix(gui): update Messages_zh_CN.properties (PR #1627) 2022-08-11 13:29:15 +01:00
Skylot 8ba0c17259 fix: handle empty endless loop (#1611) 2022-08-10 22:07:52 +01:00
Areizen cd32151083 fix(gui): correct Frida snippet for constructor (PR #1605)
When hooking a constructor with Frida, call `$new` instead of `$init`. `$init` cannot be used to instantiate an object and is reserved for hooking.

Co-authored-by: Your Name <you@example.com>
2022-08-06 20:16:37 +01:00
Skylot 75b52d672e feat(gui): save project search history 2022-08-05 20:43:05 +01:00
Skylot 11d04508f7 feat(gui): add manual search, stop and sort actions to search dialog (#1600) 2022-08-05 20:09:33 +01:00
Skylot e641b773b5 fix(gui): improve search dialog performance 2022-08-05 14:53:48 +01:00
Skylot 6e5899c654 fix: checks for field init reorder (#1599) 2022-08-04 17:38:46 +01:00
Skylot c66ffaa7f9 feat(gui): show start page on jadx open 2022-08-03 16:44:55 +01:00
Skylot 5193c6a5d8 chore: add tool for automatically insert new i18n lines 2022-08-03 16:44:40 +01:00
Skylot e7212af547 chore: upgrade gradle wrapper to 7.5 2022-08-03 18:44:10 +03:00
FixTheBug 3ca1357af4 fix(gui): sort resources by deobfuscated name (#1595)(PR #1598)
Co-authored-by: /paul-nguyen-goldenowl <paul.nguyen.goldenowl@gmail.com>
2022-08-01 14:54:22 +01:00
Guilherme 90e95213e4 feat(gui): add Brazilian Portuguese translation (PR #1596)
* feat(translation): add pt-br
* fix: `adb_dialog` prefix deleted
2022-08-01 12:15:35 +01:00
Jan S ae2d4da585 fix(res): XML "@null" decoding (#1583)(PR #1594)
minor improvements
2022-07-31 13:50:32 +01:00
Skylot 691d5cd1e6 fix: hide unused label before exception handler in simple mode 2022-07-30 17:33:23 +01:00
Skylot 58a46c6417 fix(gui): add constructors usage into class usage (#1591) 2022-07-30 17:22:32 +01:00
Skylot d3f6160e62 feat: add option to disable finally block extraction (#1592) 2022-07-30 14:07:43 +01:00
Skylot 03e4afb12f fix: check variables before merge in finally block (#1592) 2022-07-30 13:48:53 +01:00
Hen_Ry 6802f6028e fix(gui): update german translation (PR #1554)
* german update
* Fix
* applied the latest changes as discussed

Co-authored-by: Jan Peter Stotz <jpstotz@users.noreply.github.com>
2022-07-27 17:45:36 +01:00
SiderealArt 5ca61cfe18 fix(gui): update zh-tw translation (PR #1589) 2022-07-27 11:16:11 +01:00
Julian Burner 32d55b48f2 fix(gui): replace mixed-up quotation marks with period (PR #1588) 2022-07-26 10:16:34 +01:00
Skylot ab4b6f9e54 feat: select better resource name (#1581) 2022-07-25 19:53:03 +01:00
Jan S 9100ad1220 fix(debugger): resolve NPE in adb device viewer (#1585) (PR #1586) 2022-07-25 17:44:55 +01:00
Skylot 8b4f8fb572 fix: resolve inherited method to use correct alias (#1582) 2022-07-24 19:15:52 +03:00
Skylot 87e0e5bf16 fix: correct inline/merge with overriden bridge method (#1580) 2022-07-20 14:49:37 +01:00
Skylot e4c2d6cf6e fix(gui): use editor font for usage label 2022-07-20 14:36:51 +01:00
Skylot fb0bdb5112 fix(gui): allow to use empty name to reset rename 2022-07-20 14:35:53 +01:00
Skylot f4b3645435 fix: ignore anonymous classes in enclosing node search (#1580) 2022-07-19 19:25:17 +01:00
Skylot c27f2badf7 fix(gui): resolve payload offset for switch insns in debug smali code (#1575) 2022-07-18 18:50:48 +01:00
Skylot 1a877d6535 fix: resolve possible decompilation double execution 2022-07-16 22:29:59 +03:00
Skylot 5ada9331b6 chore: update dependencies 2022-07-14 14:33:04 +01:00
Skylot a0f4ccb7a4 fix: update deps and fix proto resource loading (AAB) (#1129) 2022-07-14 14:33:04 +01:00
Skylot 5b5524a7dd fix: handle parent of inlined/moved classes (#1578) 2022-07-14 14:40:13 +03:00
Jan S 3cc464c9c9 fix: IndexOutOfBoundsException in JumpManager (#1576) (PR #1577) 2022-07-13 17:24:20 +01:00
Skylot 51555667cf fix: add more checks before remove or rename enum methods (#1572) 2022-07-07 16:55:32 +01:00
Skylot e01ea7010f fix: save classes with code generation error into cache (#1568) 2022-07-03 19:32:41 +01:00
Skylot 77732c83c9 fix(gui): ignore/limit waiting of canceled search task (#1568) 2022-07-01 17:57:59 +01:00
Skylot a67fc83949 fix: better dominators algorithms 2022-07-01 17:26:54 +01:00
Skylot 3d920725aa fix: check synthetic methods before remove/inline (#1560) 2022-06-29 19:19:54 +01:00
Skylot 2f2fbea558 fix(gui): check user renames (#1557) 2022-06-29 16:21:49 +01:00
Skylot e7a86a2960 fix(gui): forbid rename method args in fallback mode (#1558) 2022-06-29 15:25:23 +01:00
Skylot b282d97ffe fix(gui): set current dir directly in file chooser constructor (#1553) 2022-06-28 16:57:57 +01:00
Skylot e4ca52a95f chore: update dependencies 2022-06-28 16:23:31 +01:00
Skylot d972d9ec74 fix(gui): ignore errors on code area dispose (#1545) 2022-06-28 16:20:31 +01:00
Jan S 0721a6b050 fix(gui): QuarkReport data validation added and other minor improvements (PR #1556)
* QuarkReport: data validation added and other minor improvements
* checkStyle
2022-06-25 22:24:53 +03:00
zhongqingsong 762ee6550e fix(gui):complete Chinese translation (PR #1549)
1、Complete Chinese translation
2、Previous word polish
2022-06-25 22:15:22 +03:00
Skylot 18070eb7a6 fix(gui): allow to select file on mapping export 2022-06-20 14:19:59 +01:00
Skylot 8486891728 fix(gui): resolve various minor issues 2022-06-20 13:17:50 +01:00
Skylot 4679172d4f fix(gui): correct set highlighted text in search (#1507) 2022-06-20 13:16:42 +01:00
Skylot 92a6c333d8 fix(gui): force jadx new version check by default 2022-06-20 12:55:15 +01:00
Skylot 358adbdd65 feat(gui): allow to disable jump on double click (#1540) 2022-06-19 17:19:08 +01:00
Skylot 65f7c80222 feat(gui): add reload and live reload actions (#1537) 2022-06-18 20:20:11 +01:00
Skylot d2e6bb236e fix: use wide move for long/double store/load java opcodes 2022-06-16 16:26:14 +01:00
Skylot eaeb114258 fix: check class name collisions (#1526) 2022-06-15 18:43:33 +01:00
Skylot 1533b7fe6e fix: keep types on duplicate cast remove (#1527) 2022-06-12 21:55:12 +01:00
Julian Burner a2cd8e1ead feat(gui): support export to deobfuscation mapping file formats (#1491)(PR #1505)
* Add option to export mappings as Tiny v2 file

* Comply with JADX's import order conventions

* Only use Java 8 features

* Only use Java 8 features (2)

* Export comments to mappings file

* Method args test (doesn't work)

* Make method arg mapping exports work now

* Use `getTopParentClass()` instead of `getParentClass()`

See https://github.com/skylot/jadx/pull/1505#issuecomment-1145064865

* Remove unneeded method load call

* Small code cleanup; initial (broken) support for method vars

* Fixes regarding inner classes

* Add option to export mappings as Enigma directory

* Add option to export mappings as Enigma file/directory

Temporarily move to my mapping-io fork until this PR gets merged: https://github.com/FabricMC/mapping-io/pull/19

* Fix method vars' lv-indices

* Use correct offset value for method var mappings

* Also supply lvt-index for method var mappings

* Clarify why we're using local mapping-io fork; comment out Fabric Maven for now

* Remove unnecessary `public` modifier

* Make an `if` condition less complicated

* Move mapping export code into jadx-gui (for now)

* Make mapping export async; make export menu only clickable when everything is loaded

* Fix export mappings menu field declaration position
2022-06-11 20:19:08 +01:00
Christian Jones 4edb512121 fix(cli): allow decoding resource-only APKs (#1517)(PR #1530)
* Process resource-only inputs
* Fix error, add testing
2022-06-11 15:40:39 +01:00
Skylot 702b88228c fix(gui): resolve popup menu action run (#1514, #1529) 2022-06-11 15:08:28 +01:00
Skylot 14fd88b2f8 fix(gui): add volatile and update sync for decompiler field in wrapper (#1518) 2022-06-08 21:06:57 +01:00
Skylot 20657e8bb5 doc(cli): improve plugins section formatting 2022-06-06 19:55:58 +01:00
Skylot 93d3194e3b doc: remove incorrect tokei badge 2022-06-06 19:54:15 +01:00
Skylot 39331d9120 fix: remove deprecated --deobf-rewrite-cfg (#1513) 2022-06-06 19:53:47 +01:00
Skylot b4fa6644bc doc: add more badges 2022-06-05 16:06:19 +01:00
Skylot 0b2e2ed034 fix: improve class search for super call (#1512) 2022-06-05 14:49:34 +01:00
Skylot 81231206f3 fix(gui): reset disk cache on new jadx version 2022-06-04 23:26:25 +01:00
Skylot 49d0e76272 fix: support all-catch in multi-catch (#1510) 2022-06-04 23:25:52 +01:00
CmP-lt 0809993b37 fix(gui): improve restoration of windows saved state (PR #1511)
* Fix restoration of windows saved state
* Don't skip restoration of window saved bounds when they intersect with screen bounds.
* Restore saved bounds of main window regardless of it's saved extended state (fixes divider location of main split pane being restored incorrectly when saved state of main window is maximized).
* Add handling for out-of-screen(s) window bounds
2022-06-04 17:41:00 +01:00
Skylot 0c3afcc24c fix(gui): try to prevent jadx node leaks in UI objects 2022-06-03 16:15:14 +01:00
Skylot d6c851eed4 test: fix method code extract 2022-06-02 19:33:16 +01:00
Skylot dcf4a7c4e3 fix(gui): try to resolve some causes of memory leak 2022-06-01 19:48:51 +01:00
Skylot 9ba07b986b fix(gui): reduce usage of nullable decompiler field in jadx wrapper (#1506) 2022-06-01 16:36:30 +01:00
Skylot e6b6b93cbb fix: improve blocks tree compare for finally extract (#1501) 2022-05-31 20:57:34 +01:00
Skylot fcd58ae76f fix: remap class names for store in disk cache (#1503) 2022-05-30 18:16:05 +01:00
Skylot df380dea27 chore: update dependencies 2022-05-30 20:06:23 +03:00
CKCat 9d88592391 fix(res): ignore version in AndroidManifest.xml (#1502)(PR #1504) 2022-05-30 14:10:10 +01:00
dependabot[bot] c906c11b0f build(deps): bump github/codeql-action from 1 to 2 (PR #1500)
Bumps [github/codeql-action](https://github.com/github/codeql-action) from 1 to 2.
- [Release notes](https://github.com/github/codeql-action/releases)
- [Changelog](https://github.com/github/codeql-action/blob/main/CHANGELOG.md)
- [Commits](https://github.com/github/codeql-action/compare/v1...v2)

---
updated-dependencies:
- dependency-name: github/codeql-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2022-05-28 18:04:08 +01:00
Skylot 4fbc56cdb0 build: add unstable win-with-jre bundle 2022-05-28 17:46:48 +01:00
Skylot 98c0416b20 fix(gui): correct close and reopen for decompiler and cache 2022-05-28 16:41:37 +03:00
ZachQin fa41874e30 feat(gui): add parameters logging in Frida code snippet (#1497)(PR #1498) 2022-05-28 14:39:02 +01:00
Skylot 2aa6c99c90 fix: skip dex files with parsing errors (#1495) 2022-05-28 13:27:29 +01:00
Skylot 5f60c0f1bb build: fix google-java-format for all java versions 2022-05-27 22:51:52 +01:00
Skylot cb741db623 fix: improve usage search, refactor java nodes creation (#1489) 2022-05-27 17:56:08 +01:00
Skylot 1df217c4a0 fix: save cache dir for reuse on project save/reopen 2022-05-27 16:50:13 +01:00
Skylot 81f209ba9e fix: check if directory exists before delete (#1493) 2022-05-26 19:23:59 +03:00
zhongqingsong 34a31aa7df fix(gui): complete Chinese Translation (PR #1492)
1. Complete translation of Chinese
2. Polish up part of the translation
3. Restore all text for subsequent translation
2022-05-24 19:09:11 +01:00
Skylot 5099e02c9b fix(gui): correct merge for plugin options from command line (#1490) 2022-05-23 19:44:49 +01:00
Skylot f364b39b29 fix(gui): save full type info in metadata (#1487) 2022-05-22 16:18:38 +01:00
Skylot 4cd4746f9a fix(gui): save variable name to show in tooltip (#1487) 2022-05-22 15:34:09 +01:00
Skylot 6448f0e32b fix: use variable length encoding instead short for offsets (can overflow) (#1489) 2022-05-22 14:23:15 +01:00
Skylot e07332d49a fix(gui): resolve cast exception for variable reference (#1489) 2022-05-21 21:33:58 +01:00
Skylot bd8a44c4c9 fix(gui): correct handle of selected file in save dialog 2022-05-21 21:31:47 +01:00
232 changed files with 7435 additions and 2131 deletions
+7
View File
@@ -0,0 +1,7 @@
version: 2
updates:
# Set update schedule for GitHub Actions
- package-ecosystem: "github-actions"
directory: "/"
schedule:
interval: "weekly"
+86
View File
@@ -0,0 +1,86 @@
name: Build Artifacts
on:
push:
branches: [ master, build-test ]
jobs:
build:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
with:
fetch-depth: 0
- name: Set up JDK
uses: actions/setup-java@v3
with:
distribution: 'adopt'
java-version: 8
- name: Set jadx version
run: |
JADX_LAST_TAG=$(git describe --abbrev=0 --tags)
JADX_VERSION="${JADX_LAST_TAG:1}.$GITHUB_RUN_NUMBER-${GITHUB_SHA:0:8}"
echo "JADX_VERSION=$JADX_VERSION" >> $GITHUB_ENV
- uses: burrunan/gradle-cache-action@v1
name: Build with Gradle
env:
TERM: dumb
with:
arguments: clean dist copyExe
- name: Save bundle artifact
uses: actions/upload-artifact@v3
with:
name: ${{ format('jadx-{0}', env.JADX_VERSION) }}
# Waiting fix for https://github.com/actions/upload-artifact/issues/39 to upload zip file
# Upload unpacked files for now
path: build/jadx/**/*
if-no-files-found: error
retention-days: 30
- name: Save exe artifact
uses: actions/upload-artifact@v3
with:
name: ${{ format('jadx-gui-{0}-no-jre-win.exe', env.JADX_VERSION) }}
path: build/*.exe
if-no-files-found: error
retention-days: 30
build-win-bundle:
runs-on: windows-latest
steps:
- uses: actions/checkout@v3
with:
fetch-depth: 0
- name: Set up JDK
uses: oracle-actions/setup-java@v1 # set latest java version by default
- name: Print Java version
shell: bash
run: java -version
- name: Set jadx version
shell: bash
run: |
JADX_LAST_TAG=$(git describe --abbrev=0 --tags)
JADX_VERSION="${JADX_LAST_TAG:1}.$GITHUB_RUN_NUMBER-${GITHUB_SHA:0:8}"
echo "JADX_VERSION=$JADX_VERSION" >> $GITHUB_ENV
- uses: gradle/gradle-build-action@v2
name: Build with Gradle
env:
TERM: dumb
with:
arguments: clean dist -PbundleJRE=true
- name: Save exe bundle artifact
uses: actions/upload-artifact@v3
with:
name: ${{ format('jadx-gui-{0}-with-jre-win', env.JADX_VERSION) }}
path: jadx-gui/build/*-with-jre-win/*
if-no-files-found: error
retention-days: 30
+28
View File
@@ -0,0 +1,28 @@
name: Build Test
on:
push:
branches: [ master, build-test ]
pull_request:
branches: [ master ]
jobs:
tests:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
with:
fetch-depth: 0
- name: Set up JDK
uses: actions/setup-java@v3
with:
distribution: 'adopt'
java-version: 8
- uses: burrunan/gradle-cache-action@v1
name: Build with Gradle
env:
TERM: dumb
with:
arguments: clean build dist copyExe --warning-mode=all
-52
View File
@@ -1,52 +0,0 @@
name: Build
on:
push:
branches: [ master ]
pull_request:
branches: [ master ]
jobs:
build:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v2
with:
fetch-depth: 0
- name: Set up JDK
uses: actions/setup-java@v1
with:
java-version: 8
- name: Set jadx version
run: |
JADX_LAST_TAG=$(git describe --abbrev=0 --tags)
JADX_VERSION="${JADX_LAST_TAG:1}.$GITHUB_RUN_NUMBER-${GITHUB_SHA:0:8}"
echo "JADX_VERSION=$JADX_VERSION" >> $GITHUB_ENV
- uses: burrunan/gradle-cache-action@v1
name: Build with Gradle
env:
TERM: dumb
TEST_INPUT_PLUGIN: dx
with:
arguments: clean build dist copyExe --warning-mode=all
- name: Save bundle artifact
if: success() && github.event_name == 'push'
uses: actions/upload-artifact@v2
with:
name: ${{ format('jadx-{0}', env.JADX_VERSION) }}
# Waiting fix for https://github.com/actions/upload-artifact/issues/39 to upload zip file
# Upload unpacked files for now
path: build/jadx/**/*
if-no-files-found: error
- name: Save exe artifact
if: success() && github.event_name == 'push'
uses: actions/upload-artifact@v2
with:
name: ${{ format('jadx-gui-{0}-no-jre-win.exe', env.JADX_VERSION) }}
path: build/*.exe
if-no-files-found: error
+2 -2
View File
@@ -28,7 +28,7 @@ jobs:
uses: actions/checkout@v2
- name: Initialize CodeQL
uses: github/codeql-action/init@v1
uses: github/codeql-action/init@v2
with:
queries: +security-extended
languages: ${{ matrix.language }}
@@ -38,4 +38,4 @@ jobs:
./gradlew clean build -x checkstyleTest -x checkstyleMain -x test -x ':jadx-core:testClasses'
- name: Perform CodeQL Analysis
uses: github/codeql-action/analyze@v1
uses: github/codeql-action/analyze@v2
+25 -14
View File
@@ -3,8 +3,10 @@
## JADX
[![Build status](https://github.com/skylot/jadx/workflows/Build/badge.svg)](https://github.com/skylot/jadx/actions?query=workflow%3ABuild)
[![Alerts from lgtm.com](https://img.shields.io/lgtm/alerts/g/skylot/jadx.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/skylot/jadx/alerts/)
[![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release)
![GitHub contributors](https://img.shields.io/github/contributors/skylot/jadx)
![GitHub all releases](https://img.shields.io/github/downloads/skylot/jadx/total)
![GitHub release (latest by SemVer)](https://img.shields.io/github/downloads/skylot/jadx/latest/total)
![Latest release](https://img.shields.io/github/release/skylot/jadx.svg)
[![Maven Central](https://img.shields.io/maven-central/v/io.github.skylot/jadx-core)](https://search.maven.org/search?q=g:io.github.skylot%20AND%20jadx)
[![License](http://img.shields.io/:license-apache-blue.svg)](http://www.apache.org/licenses/LICENSE-2.0.html)
@@ -33,8 +35,9 @@ See these features in action here: [jadx-gui features overview](https://github.c
<img src="https://user-images.githubusercontent.com/118523/142730720-839f017e-38db-423e-b53f-39f5f0a0316f.png" width="700"/>
### Download
- release from [github: ![Latest release](https://img.shields.io/github/release/skylot/jadx.svg)](https://github.com/skylot/jadx/releases/latest)
- latest [unstable build](https://nightly.link/skylot/jadx/workflows/build/master)
- release
from [github: ![Latest release](https://img.shields.io/github/release/skylot/jadx.svg)](https://github.com/skylot/jadx/releases/latest)
- latest [unstable build ![GitHub commits since tagged version (branch)](https://img.shields.io/github/commits-since/skylot/jadx/latest/master)](https://nightly.link/skylot/jadx/workflows/build-artifacts/master)
After download unpack zip file go to `bin` directory and run:
- `jadx` - command line version
@@ -45,14 +48,18 @@ On Windows run `.bat` files with double-click\
For Windows, you can download it from [oracle.com](https://www.oracle.com/java/technologies/downloads/#jdk17-windows) (select x64 Installer).
### Install
1. Arch linux
1. Arch linux ![Arch Linux package](https://img.shields.io/archlinux/v/community/any/jadx?label=)
```bash
sudo pacman -S jadx
sudo pacman -S jadx
```
2. macOS
2. macOS ![homebrew version](https://img.shields.io/homebrew/v/jadx?label=)
```bash
brew install jadx
brew install jadx
```
3. [Flathub ![Flathub](https://img.shields.io/flathub/v/com.github.skylot.jadx?label=)](https://flathub.org/apps/details/com.github.skylot.jadx)
```bash
flatpak install flathub com.github.skylot.jadx
```
### Use jadx as a library
You can use jadx in your java projects, check details on [wiki page](https://github.com/skylot/jadx/wiki/Use-jadx-as-a-library)
@@ -95,6 +102,7 @@ options:
--add-debug-lines - add comments with debug line numbers if available
--no-inline-anonymous - disable anonymous classes inline
--no-inline-methods - disable methods inline
--no-finally - don't extract finally block
--no-replace-consts - don't replace constant value with matching constant field
--escape-unicode - escape non latin characters in strings (with \u)
--respect-bytecode-access-modifiers - don't change original access modifiers
@@ -107,9 +115,12 @@ options:
'read-or-save' - read if found, save otherwise (don't overwrite)
'overwrite' - don't read, always save
'ignore' - don't read and don't save
--deobf-rewrite-cfg - set '--deobf-cfg-file-mode' to 'overwrite' (deprecated)
--deobf-use-sourcename - use source file name as class name alias
--deobf-parse-kotlin-metadata - parse kotlin metadata to class and package names
--deobf-res-name-source - better name source for resources:
'auto' - automatically select best name (default)
'resources' - use resources names
'code' - use R class fields names
--use-kotlin-methods-for-var-names - use kotlin intrinsic methods to rename variables, values: disable, apply, apply-and-hide, default: apply
--rename-flags - fix options (comma-separated list of):
'case' - fix case sensitivity issues (according to --fs-case-sensitive option),
@@ -130,11 +141,11 @@ options:
-h, --help - print this help
Plugin options (-P<name>=<value>):
1) dex-input (Load .dex and .apk files)
-Pdex-input.verify-checksum - Verify dex file checksum before load, values: [yes, no], default: yes
2) java-convert (Convert .jar and .class files to dex)
-Pjava-convert.mode - Convert mode, values: [dx, d8, both], default: both
-Pjava-convert.d8-desugar - Use desugar in d8, values: [yes, no], default: no
1) dex-input: Load .dex and .apk files
- dex-input.verify-checksum - verify dex file checksum before load, values: [yes, no], default: yes
2) java-convert: Convert .class, .jar and .aar files to dex
- java-convert.mode - convert mode, values: [dx, d8, both], default: both
- java-convert.d8-desugar - use desugar in d8, values: [yes, no], default: no
Examples:
jadx -d out classes.dex
-33
View File
@@ -1,33 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<component type="desktop">
<id>com.github.skylot.jadx</id>
<metadata_license>CC0-1.0</metadata_license>
<project_license>Apache-2.0</project_license>
<name>JADX</name>
<summary>Dex to Java decompiler</summary>
<description>
<p>Command line and GUI tools for producing Java source code from Android Dex and Apk files</p>
<ul>
<li>decompile Dalvik bytecode to java classes from APK, dex, aar, aab and zip files</li>
<li>decode AndroidManifest.xml and other resources from resources.arsc</li>
<li>deobfuscator included</li>
<li>view decompiled code with highlighted syntax</li>
<li>jump to declaration</li>
<li>find usage</li>
<li>full text search</li>
<li>smali debugger</li>
</ul>
</description>
<screenshots>
<screenshot type="default">
<image>https://user-images.githubusercontent.com/118523/142730720-839f017e-38db-423e-b53f-39f5f0a0316f.png</image>
</screenshot>
</screenshots>
<content_rating type="oars-1.1" />
<launchable type="desktop-id">com.github.skylot.jadx.desktop</launchable>
<url type="homepage">https://github.com/skylot/jadx</url>
<url type="bugtracker">https://github.com/skylot/jadx/issues</url>
<releases>
<release version="1.3.4" date="2022-03-20" />
</releases>
</component>
+11 -13
View File
@@ -1,6 +1,6 @@
plugins {
id 'com.github.ben-manes.versions' version '0.42.0'
id 'com.diffplug.spotless' version '6.5.0'
id 'com.diffplug.spotless' version '6.9.1'
}
ext.jadxVersion = System.getenv('JADX_VERSION') ?: "dev"
@@ -14,7 +14,6 @@ allprojects {
version = jadxVersion
sourceCompatibility = JavaVersion.VERSION_1_8
targetCompatibility = JavaVersion.VERSION_1_8
compileJava {
options.encoding = "UTF-8"
@@ -32,11 +31,11 @@ allprojects {
testImplementation 'ch.qos.logback:logback-classic:1.2.11'
testImplementation 'org.hamcrest:hamcrest-library:2.2'
testImplementation 'org.mockito:mockito-core:4.5.1'
testImplementation 'org.assertj:assertj-core:3.22.0'
testImplementation 'org.mockito:mockito-core:4.7.0'
testImplementation 'org.assertj:assertj-core:3.23.1'
testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.2'
testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2'
testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.0'
testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.0'
testCompileOnly 'org.jetbrains:annotations:23.0.0'
}
@@ -50,6 +49,11 @@ allprojects {
mavenLocal()
mavenCentral()
google()
// Commented out for now since we're using a local mapping-io fork atm.
// maven {
// name 'FabricMC'
// url 'https://maven.fabricmc.net/'
// }
}
}
@@ -64,13 +68,7 @@ spotless {
importOrderFile 'config/code-formatter/eclipse.importorder'
eclipse().configFile 'config/code-formatter/eclipse.xml'
if (JavaVersion.current() < JavaVersion.VERSION_16) {
removeUnusedImports()
} else {
// google-format on Java 16+ issue: https://github.com/diffplug/spotless/issues/834
println('Warning! Unused imports remove is disabled for Java 16+'
+ ' (use workaround from https://github.com/diffplug/spotless/tree/main/plugin-gradle#google-java-format)')
}
removeUnusedImports()
lineEndings(com.diffplug.spotless.LineEnding.UNIX)
encoding("UTF-8")
+9
View File
@@ -1,2 +1,11 @@
org.gradle.warning.mode=all
org.gradle.parallel=true
# Flags for google-java-format (optimize imports by spotless) for Java >= 16.
# Java < 9 will ignore unsupported flags (thanks to -XX:+IgnoreUnrecognizedVMOptions)
org.gradle.jvmargs=-XX:+IgnoreUnrecognizedVMOptions \
--add-exports='jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED' \
--add-exports='jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED' \
--add-exports='jdk.compiler/com.sun.tools.javac.parser=ALL-UNNAMED' \
--add-exports='jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED' \
--add-exports='jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED'
Binary file not shown.
+2 -2
View File
@@ -1,6 +1,6 @@
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionSha256Sum=29e49b10984e585d8118b7d0bc452f944e386458df27371b49b4ac1dec4b7fda
distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-bin.zip
distributionSha256Sum=f6b8596b10cce501591e92f229816aa4046424f3b24d771751b06779d58c8ec4
distributionUrl=https\://services.gradle.org/distributions/gradle-7.5.1-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
Vendored
+6
View File
@@ -205,6 +205,12 @@ set -- \
org.gradle.wrapper.GradleWrapperMain \
"$@"
# Stop when "xargs" is not available.
if ! command -v xargs >/dev/null 2>&1
then
echo "xargs is not available"
fi
# Use "xargs" to parse quoted args.
#
# With -n1 it outputs one arg per line, with the quotes and backslashes removed.
Vendored
+8 -6
View File
@@ -14,7 +14,7 @@
@rem limitations under the License.
@rem
@if "%DEBUG%" == "" @echo off
@if "%DEBUG%"=="" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@@ -25,7 +25,7 @@
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
if "%DIRNAME%"=="" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@@ -40,7 +40,7 @@ if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto execute
if %ERRORLEVEL% equ 0 goto execute
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
@@ -75,13 +75,15 @@ set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
if %ERRORLEVEL% equ 0 goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
set EXIT_CODE=%ERRORLEVEL%
if %EXIT_CODE% equ 0 set EXIT_CODE=1
if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE%
exit /b %EXIT_CODE%
:mainEnd
if "%OS%"=="Windows_NT" endlocal
@@ -8,6 +8,7 @@ import java.util.LinkedHashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.function.Supplier;
import org.jetbrains.annotations.Nullable;
@@ -22,6 +23,7 @@ import jadx.api.plugins.JadxPluginInfo;
import jadx.api.plugins.JadxPluginManager;
import jadx.api.plugins.options.JadxPluginOptions;
import jadx.api.plugins.options.OptionDescription;
import jadx.core.utils.Utils;
public class JCommanderWrapper<T> {
private final JCommander jc;
@@ -50,12 +52,24 @@ public class JCommanderWrapper<T> {
if (parameter.isAssigned()) {
// copy assigned field value to obj
Parameterized parameterized = parameter.getParameterized();
Object val = parameterized.get(parameter.getObject());
parameterized.set(obj, val);
Object providedValue = parameterized.get(parameter.getObject());
Object newValue = mergeValues(parameterized.getType(), providedValue, () -> parameterized.get(obj));
parameterized.set(obj, newValue);
}
}
}
@SuppressWarnings({ "rawtypes", "unchecked" })
private static Object mergeValues(Class<?> type, Object value, Supplier<Object> prevValueProvider) {
if (type.isAssignableFrom(Map.class)) {
// merge maps instead replacing whole map
Map prevMap = (Map) prevValueProvider.get();
return Utils.mergeMaps(prevMap, (Map) value); // value map will override keys in prevMap
}
// simple override
return value;
}
public void printUsage() {
// print usage in not sorted fields order (by default its sorted by description)
PrintStream out = System.out;
@@ -179,11 +193,11 @@ public class JCommanderWrapper<T> {
return false;
}
JadxPluginInfo pluginInfo = plugin.getPluginInfo();
out.append("\n ").append(k).append(") ");
out.append(pluginInfo.getPluginId()).append(" (").append(pluginInfo.getDescription()).append(") ");
out.append("\n ").append(k).append(") ");
out.append(pluginInfo.getPluginId()).append(": ").append(pluginInfo.getDescription());
for (OptionDescription desc : descs) {
StringBuilder opt = new StringBuilder();
opt.append(" -P").append(desc.name());
opt.append(" - ").append(desc.name());
addSpaces(opt, maxNamesLen - opt.length());
opt.append("- ").append(desc.description());
if (!desc.values().isEmpty()) {
+8 -2
View File
@@ -66,8 +66,14 @@ public class JadxCLI {
private static boolean checkForErrors(JadxDecompiler jadx) {
if (jadx.getRoot().getClasses().isEmpty()) {
LOG.error("Load failed! No classes for decompile!");
return true;
if (jadx.getArgs().isSkipResources()) {
LOG.error("Load failed! No classes for decompile!");
return true;
}
if (!jadx.getArgs().isSkipSources()) {
LOG.warn("No classes to decompile; decoding resources only");
jadx.getArgs().setSkipSources(true);
}
}
if (jadx.getErrorsCount() > 0) {
LOG.error("Load with errors! Check log for details");
@@ -21,6 +21,7 @@ import jadx.api.JadxArgs.RenameEnum;
import jadx.api.JadxArgs.UseKotlinMethodsForVarNames;
import jadx.api.JadxDecompiler;
import jadx.api.args.DeobfuscationMapFileMode;
import jadx.api.args.ResourceNameSource;
import jadx.core.utils.exceptions.JadxException;
import jadx.core.utils.files.FileUtils;
@@ -88,6 +89,9 @@ public class JadxCLIArgs {
@Parameter(names = { "--no-inline-methods" }, description = "disable methods inline")
protected boolean inlineMethods = true;
@Parameter(names = "--no-finally", description = "don't extract finally block")
protected boolean extractFinally = true;
@Parameter(names = "--no-replace-consts", description = "don't replace constant value with matching constant field")
protected boolean replaceConsts = true;
@@ -123,15 +127,22 @@ public class JadxCLIArgs {
)
protected DeobfuscationMapFileMode deobfuscationMapFileMode = DeobfuscationMapFileMode.READ;
@Parameter(names = { "--deobf-rewrite-cfg" }, description = "set '--deobf-cfg-file-mode' to 'overwrite' (deprecated)")
protected boolean deobfuscationForceSave = false;
@Parameter(names = { "--deobf-use-sourcename" }, description = "use source file name as class name alias")
protected boolean deobfuscationUseSourceNameAsAlias = false;
@Parameter(names = { "--deobf-parse-kotlin-metadata" }, description = "parse kotlin metadata to class and package names")
protected boolean deobfuscationParseKotlinMetadata = false;
@Parameter(
names = { "--deobf-res-name-source" },
description = "better name source for resources:"
+ "\n 'auto' - automatically select best name (default)"
+ "\n 'resources' - use resources names"
+ "\n 'code' - use R class fields names",
converter = ResourceNameSourceConverter.class
)
protected ResourceNameSource resourceNameSource = ResourceNameSource.AUTO;
@Parameter(
names = { "--use-kotlin-methods-for-var-names" },
description = "use kotlin intrinsic methods to rename variables, values: disable, apply, apply-and-hide",
@@ -259,16 +270,13 @@ public class JadxCLIArgs {
args.setReplaceConsts(replaceConsts);
args.setDeobfuscationOn(deobfuscationOn);
args.setDeobfuscationMapFile(FileUtils.toFile(deobfuscationMapFile));
if (deobfuscationForceSave) {
args.setDeobfuscationMapFileMode(DeobfuscationMapFileMode.OVERWRITE);
} else {
args.setDeobfuscationMapFileMode(deobfuscationMapFileMode);
}
args.setDeobfuscationMapFileMode(deobfuscationMapFileMode);
args.setDeobfuscationMinLength(deobfuscationMinLength);
args.setDeobfuscationMaxLength(deobfuscationMaxLength);
args.setUseSourceNameAsClassAlias(deobfuscationUseSourceNameAsAlias);
args.setParseKotlinMetadata(deobfuscationParseKotlinMetadata);
args.setUseKotlinMethodsForVarNames(useKotlinMethodsForVarNames);
args.setResourceNameSource(resourceNameSource);
args.setEscapeUnicode(escapeUnicode);
args.setRespectBytecodeAccModifiers(respectBytecodeAccessModifiers);
args.setExportAsGradleProject(exportAsGradleProject);
@@ -277,6 +285,7 @@ public class JadxCLIArgs {
args.setInsertDebugLines(addDebugLines);
args.setInlineAnonymousClasses(inlineAnonymousClasses);
args.setInlineMethods(inlineMethods);
args.setExtractFinally(extractFinally);
args.setRenameFlags(renameFlags);
args.setFsCaseSensitive(fsCaseSensitive);
args.setCommentsLevel(commentsLevel);
@@ -357,6 +366,10 @@ public class JadxCLIArgs {
return inlineMethods;
}
public boolean isExtractFinally() {
return extractFinally;
}
public boolean isDeobfuscationOn() {
return deobfuscationOn;
}
@@ -377,10 +390,6 @@ public class JadxCLIArgs {
return deobfuscationMapFileMode;
}
public boolean isDeobfuscationForceSave() {
return deobfuscationForceSave;
}
public boolean isDeobfuscationUseSourceNameAsAlias() {
return deobfuscationUseSourceNameAsAlias;
}
@@ -389,6 +398,10 @@ public class JadxCLIArgs {
return deobfuscationParseKotlinMetadata;
}
public ResourceNameSource getResourceNameSource() {
return resourceNameSource;
}
public UseKotlinMethodsForVarNames getUseKotlinMethodsForVarNames() {
return useKotlinMethodsForVarNames;
}
@@ -513,6 +526,19 @@ public class JadxCLIArgs {
}
}
public static class ResourceNameSourceConverter implements IStringConverter<ResourceNameSource> {
@Override
public ResourceNameSource convert(String value) {
try {
return ResourceNameSource.valueOf(value.toUpperCase());
} catch (Exception e) {
throw new IllegalArgumentException(
'\'' + value + "' is unknown, possible values are: "
+ JadxCLIArgs.enumValuesString(ResourceNameSource.values()));
}
}
}
public static class DecompilationModeConverter implements IStringConverter<DecompilationMode> {
@Override
public DecompilationMode convert(String value) {
@@ -1,9 +1,14 @@
package jadx.cli;
import java.util.Collections;
import java.util.Map;
import org.hamcrest.Matchers;
import org.junit.jupiter.api.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import static jadx.core.utils.Utils.newConstStringMap;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.is;
@@ -47,6 +52,40 @@ public class JadxCLIArgsTest {
assertThat(override(args, "").isUseImports(), is(false));
}
@Test
public void testPluginOptionsOverride() {
// add key to empty base map
checkPluginOptionsMerge(
Collections.emptyMap(),
"-Poption=otherValue",
newConstStringMap("option", "otherValue"));
// override one key
checkPluginOptionsMerge(
newConstStringMap("option", "value"),
"-Poption=otherValue",
newConstStringMap("option", "otherValue"));
// merge different keys
checkPluginOptionsMerge(
Collections.singletonMap("option1", "value1"),
"-Poption2=otherValue2",
newConstStringMap("option1", "value1", "option2", "otherValue2"));
// merge and override
checkPluginOptionsMerge(
newConstStringMap("option1", "value1", "option2", "value2"),
"-Poption2=otherValue2",
newConstStringMap("option1", "value1", "option2", "otherValue2"));
}
private void checkPluginOptionsMerge(Map<String, String> baseMap, String providedArgs, Map<String, String> expectedMap) {
JadxCLIArgs args = new JadxCLIArgs();
args.pluginOptions = baseMap;
Map<String, String> resultMap = override(args, providedArgs).getPluginOptions();
assertThat(resultMap, Matchers.equalTo(expectedMap));
}
private JadxCLIArgs parse(String... args) {
return parse(new JadxCLIArgs(), args);
}
@@ -44,6 +44,33 @@ public class TestInput {
decompile("multi", "samples/hello.dex", "samples/HelloWorld.smali");
}
@Test
public void testResourceOnly() throws Exception {
decode("resourceOnly", "samples/resources-only.apk");
}
private void decode(String tmpDirName, String apkSample) throws URISyntaxException, IOException {
List<String> args = new ArrayList<>();
Path tempDir = FileUtils.createTempDir(tmpDirName);
args.add("-v");
args.add("-d");
args.add(tempDir.toAbsolutePath().toString());
URL resource = getClass().getClassLoader().getResource(apkSample);
assertThat(resource).isNotNull();
String sampleFile = resource.toURI().getRawPath();
args.add(sampleFile);
int result = JadxCLI.execute(args.toArray(new String[0]));
assertThat(result).isEqualTo(0);
List<Path> files = Files.find(
tempDir,
3,
(file, attr) -> file.getFileName().toString().equalsIgnoreCase("AndroidManifest.xml"))
.collect(Collectors.toList());
assertThat(files.isEmpty()).isFalse();
}
private void decompile(String tmpDirName, String... inputSamples) throws URISyntaxException, IOException {
List<String> args = new ArrayList<>();
Path tempDir = FileUtils.createTempDir(tmpDirName);
+6 -7
View File
@@ -5,12 +5,11 @@ plugins {
dependencies {
api(project(':jadx-plugins:jadx-plugins-api'))
implementation 'com.google.code.gson:gson:2.9.0'
implementation 'com.android.tools.build:aapt2-proto:4.2.1-7147631'
constraints {
// Force protobuf version to prevent Java-7 issue
implementation 'com.google.protobuf:protobuf-java:3.11.4'
}
implementation 'com.google.code.gson:gson:2.9.1'
// TODO: move resources decoding to separate plugin module
implementation 'com.android.tools.build:aapt2-proto:7.2.2-7984345'
implementation 'com.google.protobuf:protobuf-java:3.21.5' // forcing latest version
testImplementation 'org.apache.commons:commons-lang3:3.12.0'
@@ -20,7 +19,7 @@ dependencies {
testRuntimeOnly(project(':jadx-plugins:jadx-java-input'))
testRuntimeOnly(project(':jadx-plugins:jadx-raung-input'))
testImplementation 'org.eclipse.jdt:ecj:3.29.0'
testImplementation 'org.eclipse.jdt:ecj:3.30.0'
testImplementation 'tools.profiler:async-profiler:1.8.3'
}
@@ -12,13 +12,18 @@ import java.util.Set;
import java.util.function.Function;
import java.util.function.Predicate;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import jadx.api.args.DeobfuscationMapFileMode;
import jadx.api.args.ResourceNameSource;
import jadx.api.data.ICodeData;
import jadx.api.impl.AnnotatedCodeWriter;
import jadx.api.impl.InMemoryCodeCache;
import jadx.core.utils.files.FileUtils;
public class JadxArgs {
private static final Logger LOG = LoggerFactory.getLogger(JadxArgs.class);
public static final int DEFAULT_THREADS_COUNT = Math.max(1, Runtime.getRuntime().availableProcessors() / 2);
@@ -68,6 +73,7 @@ public class JadxArgs {
private File deobfuscationMapFile = null;
private DeobfuscationMapFileMode deobfuscationMapFileMode = DeobfuscationMapFileMode.READ;
private ResourceNameSource resourceNameSource = ResourceNameSource.AUTO;
private int deobfuscationMinLength = 0;
private int deobfuscationMaxLength = Integer.MAX_VALUE;
@@ -122,6 +128,19 @@ public class JadxArgs {
setOutDirRes(new File(rootDir, DEFAULT_RES_DIR));
}
public void close() {
try {
inputFiles = null;
if (codeCache != null) {
codeCache.close();
}
} catch (Exception e) {
LOG.error("Failed to close JadxArgs", e);
} finally {
codeCache = null;
}
}
public List<File> getInputFiles() {
return inputFiles;
}
@@ -352,6 +371,14 @@ public class JadxArgs {
this.deobfuscationMapFile = deobfuscationMapFile;
}
public ResourceNameSource getResourceNameSource() {
return resourceNameSource;
}
public void setResourceNameSource(ResourceNameSource resourceNameSource) {
this.resourceNameSource = resourceNameSource;
}
public boolean isEscapeUnicode() {
return escapeUnicode;
}
@@ -523,6 +550,7 @@ public class JadxArgs {
String argStr = "args:" + decompilationMode + useImports + showInconsistentCode
+ inlineAnonymousClasses + inlineMethods
+ deobfuscationOn + deobfuscationMinLength + deobfuscationMaxLength
+ resourceNameSource
+ parseKotlinMetadata + useKotlinMethodsForVarNames
+ insertDebugLines + extractFinally
+ debugInfo + useSourceNameAsClassAlias + escapeUnicode + replaceConsts
@@ -547,6 +575,7 @@ public class JadxArgs {
+ ", deobfuscationOn=" + deobfuscationOn
+ ", deobfuscationMapFile=" + deobfuscationMapFile
+ ", deobfuscationMapFileMode=" + deobfuscationMapFileMode
+ ", resourceNameSource=" + resourceNameSource
+ ", useSourceNameAsClassAlias=" + useSourceNameAsClassAlias
+ ", parseKotlinMetadata=" + parseKotlinMetadata
+ ", useKotlinMethodsForVarNames=" + useKotlinMethodsForVarNames
@@ -37,8 +37,6 @@ import jadx.api.plugins.input.data.ILoadResult;
import jadx.api.plugins.options.JadxPluginOptions;
import jadx.core.Jadx;
import jadx.core.dex.attributes.AFlag;
import jadx.core.dex.attributes.AType;
import jadx.core.dex.attributes.nodes.InlinedAttr;
import jadx.core.dex.nodes.ClassNode;
import jadx.core.dex.nodes.FieldNode;
import jadx.core.dex.nodes.MethodNode;
@@ -99,7 +97,7 @@ public final class JadxDecompiler implements Closeable {
private final Map<MethodNode, JavaMethod> methodsMap = new ConcurrentHashMap<>();
private final Map<FieldNode, JavaField> fieldsMap = new ConcurrentHashMap<>();
private final IDecompileScheduler decompileScheduler = new DecompilerScheduler(this);
private final IDecompileScheduler decompileScheduler = new DecompilerScheduler();
private final List<ILoadResult> customLoads = new ArrayList<>();
@@ -161,8 +159,13 @@ public final class JadxDecompiler implements Closeable {
classesMap.clear();
methodsMap.clear();
fieldsMap.clear();
}
@Override
public void close() {
reset();
closeInputs();
args.close();
}
private void closeInputs() {
@@ -176,11 +179,6 @@ public final class JadxDecompiler implements Closeable {
loadedInputs.clear();
}
@Override
public void close() {
reset();
}
private void loadPlugins(JadxArgs args) {
pluginManager.providesSuggestion("java-input", args.isUseDxInput() ? "java-convert" : "java-input");
pluginManager.load();
@@ -202,6 +200,7 @@ public final class JadxDecompiler implements Closeable {
}
}
@SuppressWarnings("unused")
public void registerPlugin(JadxPlugin plugin) {
pluginManager.register(plugin);
}
@@ -357,8 +356,9 @@ public final class JadxDecompiler implements Closeable {
tasks.add(() -> {
for (JavaClass cls : decompileBatch) {
try {
ICodeInfo code = cls.getCodeInfo();
SaveCode.save(outDir, cls.getClassNode(), code);
ClassNode clsNode = cls.getClassNode();
ICodeInfo code = clsNode.getCode();
SaveCode.save(outDir, clsNode, code);
} catch (Exception e) {
LOG.error("Error saving class: {}", cls, e);
}
@@ -467,23 +467,10 @@ public final class JadxDecompiler implements Closeable {
return protoXmlParser;
}
private void loadJavaClass(JavaClass javaClass) {
javaClass.getMethods().forEach(mth -> methodsMap.put(mth.getMethodNode(), mth));
javaClass.getFields().forEach(fld -> fieldsMap.put(fld.getFieldNode(), fld));
for (JavaClass innerCls : javaClass.getInnerClasses()) {
classesMap.put(innerCls.getClassNode(), innerCls);
loadJavaClass(innerCls);
}
for (JavaClass inlinedCls : javaClass.getInlinedClasses()) {
classesMap.put(inlinedCls.getClassNode(), inlinedCls);
loadJavaClass(inlinedCls);
}
}
/**
* Get JavaClass by ClassNode without loading and decompilation
*/
@ApiStatus.Internal
JavaClass convertClassNode(ClassNode cls) {
return classesMap.compute(cls, (node, prevJavaCls) -> {
if (prevJavaCls != null && prevJavaCls.getClassNode() == cls) {
@@ -497,100 +484,20 @@ public final class JadxDecompiler implements Closeable {
});
}
@Nullable("For not generated classes")
@ApiStatus.Internal
public JavaClass getJavaClassByNode(ClassNode cls) {
JavaClass javaClass = classesMap.get(cls);
if (javaClass != null && javaClass.getClassNode() == cls) {
return javaClass;
}
// load parent class if inner
ClassNode parentClass = cls.getTopParentClass();
if (parentClass.contains(AFlag.DONT_GENERATE)) {
return null;
}
JavaClass parentJavaClass = classesMap.get(parentClass);
if (parentJavaClass == null) {
getClasses();
parentJavaClass = classesMap.get(parentClass);
}
if (parentJavaClass != null) {
loadJavaClass(parentJavaClass);
javaClass = classesMap.get(cls);
if (javaClass != null) {
return javaClass;
}
}
// class or parent classes can be excluded from generation
if (cls.hasNotGeneratedParent()) {
return null;
}
throw new JadxRuntimeException("JavaClass not found by ClassNode: " + cls);
JavaField convertFieldNode(FieldNode field) {
return fieldsMap.computeIfAbsent(field, fldNode -> {
JavaClass parentCls = convertClassNode(fldNode.getParentClass());
return new JavaField(parentCls, fldNode);
});
}
@ApiStatus.Internal
@Nullable
public JavaMethod getJavaMethodByNode(MethodNode mth) {
JavaMethod javaMethod = methodsMap.get(mth);
if (javaMethod != null && javaMethod.getMethodNode() == mth) {
return javaMethod;
}
if (mth.contains(AFlag.DONT_GENERATE)) {
return null;
}
// parent class not loaded yet
ClassNode parentClass = mth.getParentClass();
ClassNode codeCls = getCodeParentClass(parentClass);
JavaClass javaClass = getJavaClassByNode(codeCls);
if (javaClass == null) {
return null;
}
loadJavaClass(javaClass);
javaMethod = methodsMap.get(mth);
if (javaMethod != null) {
return javaMethod;
}
if (parentClass.hasNotGeneratedParent()) {
return null;
}
throw new JadxRuntimeException("JavaMethod not found by MethodNode: " + mth);
}
private ClassNode getCodeParentClass(ClassNode cls) {
ClassNode codeCls;
InlinedAttr inlinedAttr = cls.get(AType.INLINED);
if (inlinedAttr != null) {
codeCls = inlinedAttr.getInlineCls().getTopParentClass();
} else {
codeCls = cls.getTopParentClass();
}
if (codeCls == cls) {
return codeCls;
}
return getCodeParentClass(codeCls);
}
@ApiStatus.Internal
@Nullable
public JavaField getJavaFieldByNode(FieldNode fld) {
JavaField javaField = fieldsMap.get(fld);
if (javaField != null && javaField.getFieldNode() == fld) {
return javaField;
}
// parent class not loaded yet
JavaClass javaClass = getJavaClassByNode(fld.getParentClass().getTopParentClass());
if (javaClass == null) {
return null;
}
loadJavaClass(javaClass);
javaField = fieldsMap.get(fld);
if (javaField != null) {
return javaField;
}
if (fld.getParentClass().hasNotGeneratedParent()) {
return null;
}
throw new JadxRuntimeException("JavaField not found by FieldNode: " + fld);
JavaMethod convertMethodNode(MethodNode method) {
return methodsMap.computeIfAbsent(method, mthNode -> {
ClassNode parentCls = mthNode.getParentClass();
return new JavaMethod(convertClassNode(parentCls), mthNode);
});
}
@Nullable
@@ -598,7 +505,7 @@ public final class JadxDecompiler implements Closeable {
return getRoot().getClasses().stream()
.filter(cls -> cls.getClassInfo().getFullName().equals(fullName))
.findFirst()
.map(this::getJavaClassByNode)
.map(this::convertClassNode)
.orElse(null);
}
@@ -619,9 +526,9 @@ public final class JadxDecompiler implements Closeable {
.orElse(null);
if (node != null) {
if (node.contains(AFlag.DONT_GENERATE)) {
return getJavaClassByNode(node.getTopParentClass());
return convertClassNode(node.getTopParentClass());
} else {
return getJavaClassByNode(node);
return convertClassNode(node);
}
}
return null;
@@ -632,7 +539,7 @@ public final class JadxDecompiler implements Closeable {
return getRoot().getClasses().stream()
.filter(cls -> cls.getClassInfo().getAliasFullName().equals(fullName))
.findFirst()
.map(this::getJavaClassByNode)
.map(this::convertClassNode)
.orElse(null);
}
@@ -650,9 +557,9 @@ public final class JadxDecompiler implements Closeable {
case CLASS:
return convertClassNode((ClassNode) ann);
case METHOD:
return getJavaMethodByNode((MethodNode) ann);
return convertMethodNode((MethodNode) ann);
case FIELD:
return getJavaFieldByNode((FieldNode) ann);
return convertFieldNode((FieldNode) ann);
case DECLARATION:
return getJavaNodeByCodeAnnotation(codeInfo, ((NodeDeclareRef) ann).getNode());
case VAR:
@@ -670,7 +577,7 @@ public final class JadxDecompiler implements Closeable {
@Nullable
private JavaVariable resolveVarNode(VarNode varNode) {
MethodNode mthNode = varNode.getMth();
JavaMethod mth = getJavaMethodByNode(mthNode);
JavaMethod mth = convertMethodNode(mthNode);
if (mth == null) {
return null;
}
@@ -683,10 +590,13 @@ public final class JadxDecompiler implements Closeable {
throw new JadxRuntimeException("Missing code info for resolve VarRef: " + varRef);
}
ICodeAnnotation varNodeAnn = codeInfo.getCodeMetadata().getAt(varRef.getRefPos());
if (varNodeAnn == null) {
return null;
if (varNodeAnn != null && varNodeAnn.getAnnType() == ICodeAnnotation.AnnType.DECLARATION) {
ICodeNodeRef nodeRef = ((NodeDeclareRef) varNodeAnn).getNode();
if (nodeRef.getAnnType() == ICodeAnnotation.AnnType.VAR) {
return resolveVarNode((VarNode) nodeRef);
}
}
return (JavaVariable) getJavaNodeByCodeAnnotation(codeInfo, varNodeAnn);
return null;
}
List<JavaNode> convertNodes(Collection<? extends ICodeNodeRef> nodesList) {
+80 -41
View File
@@ -10,18 +10,23 @@ import java.util.Map;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import jadx.api.metadata.ICodeAnnotation;
import jadx.api.metadata.ICodeNodeRef;
import jadx.core.dex.attributes.AFlag;
import jadx.core.dex.attributes.AType;
import jadx.core.dex.attributes.nodes.AnonymousClassAttr;
import jadx.core.dex.attributes.nodes.InlinedAttr;
import jadx.core.dex.info.AccessInfo;
import jadx.core.dex.nodes.ClassNode;
import jadx.core.dex.nodes.FieldNode;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.utils.ListUtils;
public final class JavaClass implements JavaNode {
private static final Logger LOG = LoggerFactory.getLogger(JavaClass.class);
private final JadxDecompiler decompiler;
private final ClassNode cls;
@@ -53,7 +58,10 @@ public final class JavaClass implements JavaNode {
}
public @NotNull ICodeInfo getCodeInfo() {
load();
ICodeInfo code = load();
if (code != null) {
return code;
}
return cls.decompile();
}
@@ -83,6 +91,14 @@ public final class JavaClass implements JavaNode {
return cls.getDisassembledCode();
}
@Override
public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
if (ann.getAnnType() == ICodeAnnotation.AnnType.CLASS) {
return ann.equals(cls);
}
return false;
}
/**
* Internal API. Not Stable!
*/
@@ -94,20 +110,24 @@ public final class JavaClass implements JavaNode {
/**
* Decompile class and loads internal lists of fields, methods, etc.
* Do nothing if already loaded.
* Return not null on first call only (for actual loading)
*
* @return code info if decompilation was executed, null otherwise
*/
@Nullable
private synchronized void load() {
private synchronized @Nullable ICodeInfo load() {
if (listsLoaded) {
return;
return null;
}
listsLoaded = true;
JadxDecompiler rootDecompiler = getRootDecompiler();
ICodeCache codeCache = rootDecompiler.getArgs().getCodeCache();
if (!codeCache.contains(cls.getRawName())) {
cls.decompile();
ICodeInfo code;
if (cls.getState().isProcessComplete()) {
// already decompiled -> class internals loaded
code = null;
} else {
code = cls.decompile();
}
JadxDecompiler rootDecompiler = getRootDecompiler();
int inClsCount = cls.getInnerClasses().size();
if (inClsCount != 0) {
List<JavaClass> list = new ArrayList<>(inClsCount);
@@ -135,10 +155,9 @@ public final class JavaClass implements JavaNode {
if (fieldsCount != 0) {
List<JavaField> flds = new ArrayList<>(fieldsCount);
for (FieldNode f : cls.getFields()) {
// if (!f.contains(AFlag.DONT_GENERATE)) {
JavaField javaField = new JavaField(this, f);
flds.add(javaField);
// }
if (!f.contains(AFlag.DONT_GENERATE)) {
flds.add(rootDecompiler.convertFieldNode(f));
}
}
this.fields = Collections.unmodifiableList(flds);
}
@@ -148,16 +167,16 @@ public final class JavaClass implements JavaNode {
List<JavaMethod> mths = new ArrayList<>(methodsCount);
for (MethodNode m : cls.getMethods()) {
if (!m.contains(AFlag.DONT_GENERATE)) {
JavaMethod javaMethod = new JavaMethod(this, m);
mths.add(javaMethod);
mths.add(rootDecompiler.convertMethodNode(m));
}
}
mths.sort(Comparator.comparing(JavaMethod::getName));
this.methods = Collections.unmodifiableList(mths);
}
return code;
}
protected JadxDecompiler getRootDecompiler() {
JadxDecompiler getRootDecompiler() {
if (parent != null) {
return parent.getRootDecompiler();
}
@@ -188,23 +207,16 @@ public final class JavaClass implements JavaNode {
}
public List<Integer> getUsePlacesFor(ICodeInfo codeInfo, JavaNode javaNode) {
Map<Integer, ICodeAnnotation> map = codeInfo.getCodeMetadata().getAsMap();
if (map.isEmpty() || decompiler == null) {
if (!codeInfo.hasMetadata()) {
return Collections.emptyList();
}
JadxDecompiler rootDec = getRootDecompiler();
List<Integer> result = new ArrayList<>();
for (Map.Entry<Integer, ICodeAnnotation> entry : map.entrySet()) {
ICodeAnnotation ann = entry.getValue();
if (ann.getAnnType() == ICodeAnnotation.AnnType.DECLARATION) {
// ignore declarations
continue;
codeInfo.getCodeMetadata().searchDown(0, (pos, ann) -> {
if (javaNode.isOwnCodeAnnotation(ann)) {
result.add(pos);
}
JavaNode annNode = rootDec.getJavaNodeByCodeAnnotation(codeInfo, ann);
if (javaNode.equals(annNode)) {
result.add(entry.getKey());
}
}
return null;
});
return result;
}
@@ -240,19 +252,37 @@ public final class JavaClass implements JavaNode {
return parent;
}
@Override
public JavaClass getTopParentClass() {
if (cls.contains(AType.ANONYMOUS_CLASS)) {
// moved to usage class
return getParentForAnonymousClass();
}
return parent == null ? this : parent.getTopParentClass();
public JavaClass getOriginalTopParentClass() {
return parent == null ? this : parent.getOriginalTopParentClass();
}
private JavaClass getParentForAnonymousClass() {
AnonymousClassAttr attr = cls.get(AType.ANONYMOUS_CLASS);
ClassNode topParentClass = attr.getOuterCls().getTopParentClass();
return getRootDecompiler().convertClassNode(topParentClass);
/**
* Return top parent class which contains code of this class.
* Code parent can be different from original parent after move or inline
*
* @return this if already a top class
*/
@Override
public JavaClass getTopParentClass() {
JavaClass codeParent = getCodeParent();
return codeParent == null ? this : codeParent.getTopParentClass();
}
/**
* Return parent class which contains code of this class.
* Code parent can be different for original parent after move or inline
*/
public @Nullable JavaClass getCodeParent() {
AnonymousClassAttr anonymousClsAttr = cls.get(AType.ANONYMOUS_CLASS);
if (anonymousClsAttr != null) {
// moved to usage class
return getRootDecompiler().convertClassNode(anonymousClsAttr.getOuterCls());
}
InlinedAttr inlinedAttr = cls.get(AType.INLINED);
if (inlinedAttr != null) {
return getRootDecompiler().convertClassNode(inlinedAttr.getInlineCls());
}
return parent;
}
public AccessInfo getAccessInfo() {
@@ -285,7 +315,16 @@ public final class JavaClass implements JavaNode {
if (methodNode == null) {
return null;
}
return new JavaMethod(this, methodNode);
return getRootDecompiler().convertMethodNode(methodNode);
}
public List<JavaClass> getDependencies() {
JadxDecompiler d = getRootDecompiler();
return ListUtils.map(cls.getDependencies(), d::convertClassNode);
}
public int getTotalDepsCount() {
return cls.getTotalDepsCount();
}
@Override
@@ -4,6 +4,7 @@ import java.util.List;
import org.jetbrains.annotations.ApiStatus;
import jadx.api.metadata.ICodeAnnotation;
import jadx.core.dex.info.AccessInfo;
import jadx.core.dex.instructions.args.ArgType;
import jadx.core.dex.nodes.FieldNode;
@@ -65,6 +66,14 @@ public final class JavaField implements JavaNode {
this.field.getFieldInfo().removeAlias();
}
@Override
public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
if (ann.getAnnType() == ICodeAnnotation.AnnType.FIELD) {
return ann.equals(field);
}
return false;
}
/**
* Internal API. Not Stable!
*/
@@ -9,6 +9,7 @@ import org.jetbrains.annotations.ApiStatus;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import jadx.api.metadata.ICodeAnnotation;
import jadx.core.dex.attributes.AType;
import jadx.core.dex.attributes.nodes.MethodOverrideAttr;
import jadx.core.dex.info.AccessInfo;
@@ -18,6 +19,7 @@ import jadx.core.utils.Utils;
public final class JavaMethod implements JavaNode {
private static final Logger LOG = LoggerFactory.getLogger(JavaMethod.class);
private final MethodNode mth;
private final JavaClass parent;
@@ -78,7 +80,7 @@ public final class JavaMethod implements JavaNode {
JadxDecompiler decompiler = getDeclaringClass().getRootDecompiler();
return ovrdAttr.getRelatedMthNodes().stream()
.map(m -> {
JavaMethod javaMth = decompiler.getJavaMethodByNode(m);
JavaMethod javaMth = decompiler.convertMethodNode(m);
if (javaMth == null) {
LOG.warn("Failed convert to java method: {}", m);
}
@@ -106,6 +108,14 @@ public final class JavaMethod implements JavaNode {
this.mth.getMethodInfo().removeAlias();
}
@Override
public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
if (ann.getAnnType() == ICodeAnnotation.AnnType.METHOD) {
return ann.equals(mth);
}
return false;
}
/**
* Internal API. Not Stable!
*/
@@ -2,6 +2,8 @@ package jadx.api;
import java.util.List;
import jadx.api.metadata.ICodeAnnotation;
public interface JavaNode {
String getName();
@@ -18,4 +20,6 @@ public interface JavaNode {
default void removeAlias() {
}
boolean isOwnCodeAnnotation(ICodeAnnotation ann);
}
@@ -5,6 +5,8 @@ import java.util.List;
import org.jetbrains.annotations.NotNull;
import jadx.api.metadata.ICodeAnnotation;
public final class JavaPackage implements JavaNode, Comparable<JavaPackage> {
private final String name;
private final List<JavaClass> classes;
@@ -49,6 +51,11 @@ public final class JavaPackage implements JavaNode, Comparable<JavaPackage> {
return Collections.emptyList();
}
@Override
public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
return false;
}
@Override
public int compareTo(@NotNull JavaPackage o) {
return name.compareTo(o.name);
@@ -4,8 +4,12 @@ import java.util.Collections;
import java.util.List;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.Nullable;
import jadx.api.metadata.ICodeAnnotation;
import jadx.api.metadata.annotations.VarNode;
import jadx.api.metadata.annotations.VarRef;
import jadx.core.dex.instructions.args.ArgType;
public class JavaVariable implements JavaNode {
private final JavaMethod mth;
@@ -29,7 +33,7 @@ public class JavaVariable implements JavaNode {
}
@Override
public String getName() {
public @Nullable String getName() {
return varNode.getName();
}
@@ -43,6 +47,10 @@ public class JavaVariable implements JavaNode {
return varNode.getType() + " " + varNode.getName() + " (r" + varNode.getReg() + "v" + varNode.getSsa() + ")";
}
public ArgType getType() {
return ArgType.tryToResolveClassAlias(mth.getMethodNode().root(), varNode.getType());
}
@Override
public JavaClass getDeclaringClass() {
return mth.getDeclaringClass();
@@ -63,6 +71,15 @@ public class JavaVariable implements JavaNode {
return Collections.singletonList(mth);
}
@Override
public boolean isOwnCodeAnnotation(ICodeAnnotation ann) {
if (ann.getAnnType() == ICodeAnnotation.AnnType.VAR_REF) {
VarRef varRef = (VarRef) ann;
return varRef.getRefPos() == getDefPos();
}
return false;
}
@Override
public int hashCode() {
return varNode.hashCode();
@@ -0,0 +1,22 @@
package jadx.api.args;
/**
* Resources original name source (for deobfuscation)
*/
public enum ResourceNameSource {
/**
* Automatically select best name (default)
*/
AUTO,
/**
* Force use resources provided names
*/
RESOURCES,
/**
* Force use resources names from R class
*/
CODE,
}
@@ -9,7 +9,8 @@ public interface ICodeAnnotation {
VAR,
VAR_REF,
DECLARATION,
OFFSET
OFFSET,
END // class or method body end
}
AnnType getAnnType();
@@ -32,6 +32,22 @@ public class NodeDeclareRef implements ICodeAnnotation {
return AnnType.DECLARATION;
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (!(o instanceof NodeDeclareRef)) {
return false;
}
return node.equals(((NodeDeclareRef) o).node);
}
@Override
public int hashCode() {
return node.hashCode();
}
@Override
public String toString() {
return "NodeDeclareRef{" + node + '}';
@@ -0,0 +1,21 @@
package jadx.api.metadata.annotations;
import jadx.api.metadata.ICodeAnnotation;
public class NodeEnd implements ICodeAnnotation {
public static final NodeEnd VALUE = new NodeEnd();
private NodeEnd() {
}
@Override
public AnnType getAnnType() {
return AnnType.END;
}
@Override
public String toString() {
return "END";
}
}
@@ -6,16 +6,14 @@ import java.util.Map;
import java.util.NavigableMap;
import java.util.TreeMap;
import java.util.function.BiFunction;
import java.util.stream.Stream;
import org.jetbrains.annotations.Nullable;
import jadx.api.metadata.ICodeAnnotation;
import jadx.api.metadata.ICodeAnnotation.AnnType;
import jadx.api.metadata.ICodeMetadata;
import jadx.api.metadata.ICodeNodeRef;
import jadx.api.metadata.annotations.NodeDeclareRef;
import jadx.core.dex.nodes.ClassNode;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.utils.Utils;
public class CodeMetadataStorage implements ICodeMetadata {
@@ -55,7 +53,7 @@ public class CodeMetadataStorage implements ICodeMetadata {
}
@Override
public @Nullable ICodeAnnotation searchUp(int position, ICodeAnnotation.AnnType annType) {
public @Nullable ICodeAnnotation searchUp(int position, AnnType annType) {
for (ICodeAnnotation v : navMap.tailMap(position, true).values()) {
if (v.getAnnType() == annType) {
return v;
@@ -65,7 +63,7 @@ public class CodeMetadataStorage implements ICodeMetadata {
}
@Override
public @Nullable ICodeAnnotation searchUp(int position, int limitPos, ICodeAnnotation.AnnType annType) {
public @Nullable ICodeAnnotation searchUp(int position, int limitPos, AnnType annType) {
for (ICodeAnnotation v : navMap.subMap(position, true, limitPos, true).values()) {
if (v.getAnnType() == annType) {
return v;
@@ -99,28 +97,40 @@ public class CodeMetadataStorage implements ICodeMetadata {
@Override
public ICodeNodeRef getNodeAt(int position) {
return navMap.tailMap(position, true)
.values().stream()
.flatMap(CodeMetadataStorage::mapEnclosingNode)
.findFirst().orElse(null);
int nesting = 0;
for (ICodeAnnotation ann : navMap.tailMap(position, true).values()) {
switch (ann.getAnnType()) {
case END:
nesting++;
break;
case DECLARATION:
ICodeNodeRef node = ((NodeDeclareRef) ann).getNode();
AnnType nodeType = node.getAnnType();
if (nodeType == AnnType.CLASS || nodeType == AnnType.METHOD) {
if (nesting == 0) {
return node;
}
nesting--;
}
break;
}
}
return null;
}
@Override
public ICodeNodeRef getNodeBelow(int position) {
return navMap.headMap(position, true).descendingMap()
.values().stream()
.flatMap(CodeMetadataStorage::mapEnclosingNode)
.findFirst().orElse(null);
}
private static Stream<ICodeNodeRef> mapEnclosingNode(ICodeAnnotation ann) {
if (ann instanceof NodeDeclareRef) {
ICodeNodeRef node = ((NodeDeclareRef) ann).getNode();
if (node instanceof ClassNode || node instanceof MethodNode) {
return Stream.of(node);
for (ICodeAnnotation ann : navMap.headMap(position, true).descendingMap().values()) {
if (ann.getAnnType() == AnnType.DECLARATION) {
ICodeNodeRef node = ((NodeDeclareRef) ann).getNode();
AnnType nodeType = node.getAnnType();
if (nodeType == AnnType.CLASS || nodeType == AnnType.METHOD) {
return node;
}
}
}
return Stream.empty();
return null;
}
@Override
@@ -135,7 +145,7 @@ public class CodeMetadataStorage implements ICodeMetadata {
@Override
public String toString() {
return "CodeMetadata{lines=" + lines
+ ", annotations=\n" + Utils.listToString(navMap.entrySet(), "\n") + "\n}";
return "CodeMetadata{\nlines=" + lines
+ "\nannotations=\n " + Utils.listToString(navMap.descendingMap().entrySet(), "\n ") + "\n}";
}
}
@@ -7,6 +7,7 @@ public class Consts {
public static final boolean DEBUG_TYPE_INFERENCE = false;
public static final boolean DEBUG_OVERLOADED_CASTS = false;
public static final boolean DEBUG_EXC_HANDLERS = false;
public static final boolean DEBUG_FINALLY = false;
public static final String CLASS_OBJECT = "java.lang.Object";
public static final String CLASS_STRING = "java.lang.String";
+10 -7
View File
@@ -191,7 +191,6 @@ public class Jadx {
passes.add(new ProcessInstructionsVisitor());
passes.add(new BlockSplitter());
passes.add(new MethodVisitor(mth -> mth.add(AFlag.DISABLE_BLOCKS_LOCK)));
if (args.isRawCFGOutput()) {
passes.add(DotGraphVisitor.dumpRaw());
}
@@ -215,9 +214,6 @@ public class Jadx {
passes.add(new CodeShrinkVisitor());
passes.add(new SimplifyVisitor());
passes.add(new MethodVisitor(mth -> mth.remove(AFlag.DONT_GENERATE)));
if (args.isRawCFGOutput()) {
passes.add(DotGraphVisitor.dumpRaw());
}
if (args.isCfgOutput()) {
passes.add(DotGraphVisitor.dump());
}
@@ -238,9 +234,17 @@ public class Jadx {
private static String version;
public static String getVersion() {
if (version != null) {
return version;
if (version == null) {
version = searchJadxVersion();
}
return version;
}
public static boolean isDevVersion() {
return getVersion().equals(VERSION_DEV);
}
private static String searchJadxVersion() {
try {
ClassLoader classLoader = Jadx.class.getClassLoader();
if (classLoader != null) {
@@ -250,7 +254,6 @@ public class Jadx {
Manifest manifest = new Manifest(is);
String ver = manifest.getMainAttributes().getValue("jadx-version");
if (ver != null) {
version = ver;
return ver;
}
}
@@ -203,6 +203,9 @@ public class ClspGraph {
if (isNew) {
addSuperTypes(parentCls, result);
}
} else {
// parent type is unknown
result.add(parentType.getObject());
}
}
}
@@ -19,6 +19,7 @@ import jadx.api.CommentsLevel;
import jadx.api.ICodeInfo;
import jadx.api.ICodeWriter;
import jadx.api.JadxArgs;
import jadx.api.metadata.annotations.NodeEnd;
import jadx.api.plugins.input.data.AccessFlags;
import jadx.api.plugins.input.data.annotations.EncodedType;
import jadx.api.plugins.input.data.annotations.EncodedValue;
@@ -256,6 +257,7 @@ public class ClassGen {
addInnerClsAndMethods(clsCode);
clsCode.decIndent();
clsCode.startLine('}');
clsCode.attachAnnotation(NodeEnd.VALUE);
}
private void addInnerClsAndMethods(ICodeWriter clsCode) {
@@ -369,6 +371,7 @@ public class ClassGen {
mthGen.addInstructions(code);
code.decIndent();
code.startLine('}');
code.attachAnnotation(NodeEnd.VALUE);
}
}
@@ -614,21 +617,23 @@ public class ClassGen {
if (useCls.equals(extClsInfo)) {
return shortName;
}
if (extClsInfo.getPackage().equals("java.lang") && extClsInfo.getParentClass() == null) {
return shortName;
}
if (isClassInnerFor(useCls, extClsInfo)) {
return shortName;
}
if (extClsInfo.isInner()) {
return expandInnerClassName(useCls, extClsInfo);
}
if (searchCollision(cls.root(), useCls, extClsInfo)) {
if (checkInnerCollision(cls.root(), useCls, extClsInfo)
|| checkInPackageCollision(cls.root(), useCls, extClsInfo)) {
return fullName;
}
if (isBothClassesInOneTopClass(useCls, extClsInfo)) {
return shortName;
}
// don't add import for top classes from 'java.lang' package (subpackages excluded)
if (extClsInfo.getPackage().equals("java.lang") && extClsInfo.getParentClass() == null) {
return shortName;
}
// don't add import if this class from same package
if (extClsInfo.getPackage().equals(useCls.getPackage()) && !extClsInfo.isInner()) {
return shortName;
@@ -709,7 +714,7 @@ public class ClassGen {
return false;
}
private static boolean searchCollision(RootNode root, ClassInfo useCls, ClassInfo searchCls) {
private static boolean checkInnerCollision(RootNode root, @Nullable ClassInfo useCls, ClassInfo searchCls) {
if (useCls == null) {
return false;
}
@@ -726,7 +731,20 @@ public class ClassGen {
}
}
}
return searchCollision(root, useCls.getParentClass(), searchCls);
return checkInnerCollision(root, useCls.getParentClass(), searchCls);
}
/**
* Check if class with same name exists in current package
*/
private static boolean checkInPackageCollision(RootNode root, ClassInfo useCls, ClassInfo searchCls) {
String currentPkg = useCls.getAliasPkg();
if (currentPkg.equals(searchCls.getAliasPkg())) {
// search class already from current package
return false;
}
String shortName = searchCls.getAliasShortName();
return root.getClsp().isClsKnown(currentPkg + '.' + shortName);
}
private void insertRenameInfo(ICodeWriter code, ClassNode cls) {
@@ -168,10 +168,11 @@ public class InsnGen {
* Variable definition without type, only var name
*/
private void defVar(ICodeWriter code, CodeVar codeVar) {
String varName = mgen.getNameGen().assignArg(codeVar);
if (code.isMetadataSupported()) {
code.attachDefinition(VarNode.get(mth, codeVar));
}
code.add(mgen.getNameGen().assignArg(codeVar));
code.add(varName);
}
private String lit(LiteralArg arg) {
@@ -760,6 +761,7 @@ public class InsnGen {
ctor.add(AFlag.DONT_GENERATE);
}
}
code.attachDefinition(cls);
code.add("new ");
useClass(code, parent);
MethodNode callMth = mth.root().resolveMethod(insn.getCallMth());
@@ -806,14 +808,9 @@ public class InsnGen {
break;
case SUPER:
ClassInfo superCallCls = getClassForSuperCall(code, callMth);
if (superCallCls != null) {
useClass(code, superCallCls);
code.add('.');
}
// use 'super' instead 'this' in 0 arg
code.add("super").add('.');
k++;
callSuper(code, callMth);
k++; // use 'super' instead 'this' in 0 arg
code.add('.');
break;
case STATIC:
@@ -827,9 +824,15 @@ public class InsnGen {
}
if (callMthNode != null) {
code.attachAnnotation(callMthNode);
code.add(callMthNode.getAlias());
}
if (insn.contains(AFlag.FORCE_RAW_NAME)) {
code.add(callMth.getName());
} else {
code.add(callMth.getAlias());
if (callMthNode != null) {
code.add(callMthNode.getAlias());
} else {
code.add(callMth.getAlias());
}
}
generateMethodArguments(code, insn, k, callMthNode);
}
@@ -964,34 +967,43 @@ public class InsnGen {
code.startLine('}');
}
@Nullable
private ClassInfo getClassForSuperCall(ICodeWriter code, MethodInfo callMth) {
ClassNode useCls = mth.getParentClass();
ClassInfo insnCls = useCls.getClassInfo();
ClassInfo declClass = callMth.getDeclClass();
if (insnCls.equals(declClass)) {
return null;
private void callSuper(ICodeWriter code, MethodInfo callMth) {
ClassInfo superCallCls = getClassForSuperCall(callMth);
if (superCallCls == null) {
// unknown class, add comment to keep that info
code.add("super/*").add(callMth.getDeclClass().getFullName()).add("*/");
return;
}
ClassNode topClass = useCls.getTopParentClass();
if (topClass.getClassInfo().equals(declClass)) {
return declClass;
ClassInfo curClass = mth.getParentClass().getClassInfo();
if (superCallCls.equals(curClass)) {
code.add("super");
return;
}
// search call class
ClassNode nextParent = useCls;
do {
ClassInfo nextClsInfo = nextParent.getClassInfo();
if (nextClsInfo.equals(declClass)
|| ArgType.isInstanceOf(mth.root(), nextClsInfo.getType(), declClass.getType())) {
if (nextParent == useCls) {
return null;
}
return nextClsInfo;
}
nextParent = nextParent.getParentClass();
} while (nextParent != null && nextParent != topClass);
// use custom class
useClass(code, superCallCls);
code.add(".super");
}
// search failed, just return parent class
return useCls.getParentClass().getClassInfo();
/**
* Search call class in super types of this
* and all parent classes (needed for inlined synthetic calls)
*/
@Nullable
private ClassInfo getClassForSuperCall(MethodInfo callMth) {
ArgType declClsType = callMth.getDeclClass().getType();
ClassNode parentNode = mth.getParentClass();
while (true) {
ClassInfo parentCls = parentNode.getClassInfo();
if (ArgType.isInstanceOf(root, parentCls.getType(), declClsType)) {
return parentCls;
}
ClassNode nextParent = parentNode.getParentClass();
if (nextParent == parentNode) {
// no parent, class not found
return null;
}
parentNode = nextParent;
}
}
void generateMethodArguments(ICodeWriter code, BaseInvokeNode insn, int startArgNum,
@@ -26,6 +26,7 @@ import jadx.core.dex.attributes.AType;
import jadx.core.dex.attributes.nodes.JadxError;
import jadx.core.dex.attributes.nodes.JumpInfo;
import jadx.core.dex.attributes.nodes.MethodOverrideAttr;
import jadx.core.dex.attributes.nodes.MethodReplaceAttr;
import jadx.core.dex.info.AccessInfo;
import jadx.core.dex.instructions.ConstStringNode;
import jadx.core.dex.instructions.IfNode;
@@ -144,8 +145,9 @@ public class MethodGen {
} else {
classGen.useType(code, mth.getReturnType());
code.add(' ');
code.attachDefinition(mth);
code.add(mth.getAlias());
MethodNode defMth = getMethodForDefinition();
code.attachDefinition(defMth);
code.add(defMth.getAlias());
}
code.add('(');
@@ -178,6 +180,14 @@ public class MethodGen {
return true;
}
private MethodNode getMethodForDefinition() {
MethodReplaceAttr replaceAttr = mth.get(AType.METHOD_REPLACE);
if (replaceAttr != null) {
return replaceAttr.getReplaceMth();
}
return mth;
}
private void addOverrideAnnotation(ICodeWriter code, MethodNode mth) {
MethodOverrideAttr overrideAttr = mth.get(AType.METHOD_OVERRIDE);
if (overrideAttr == null) {
@@ -53,7 +53,9 @@ public class SimpleModeHelper {
startLabel.set(block.getId());
} else if (predsCount == 1 && prev != null) {
if (!prev.equals(preds.get(0))) {
startLabel.set(block.getId());
if (!block.contains(AFlag.EXC_BOTTOM_SPLITTER)) {
startLabel.set(block.getId());
}
if (prev.getSuccessors().size() == 1 && !mth.isPreExitBlocks(prev)) {
endGoto.set(prev.getId());
}
@@ -428,7 +428,9 @@ public class Deobfuscator {
return "Enum";
}
String result = "";
if (cls.getAccessFlags().isAbstract()) {
if (cls.getAccessFlags().isInterface()) {
result += "Interface";
} else if (cls.getAccessFlags().isAbstract()) {
result += "Abstract";
}
@@ -25,6 +25,8 @@ public enum AFlag {
HIDDEN, // instruction used inside other instruction but not listed in args
DONT_RENAME, // do not rename during deobfuscation
FORCE_RAW_NAME, // force use of raw name instead alias
ADDED_TO_REGION,
EXC_TOP_SPLITTER,
@@ -91,6 +91,19 @@ public class LoopInfo {
this.parentLoop = parentLoop;
}
public boolean hasParent(LoopInfo searchLoop) {
LoopInfo parent = parentLoop;
while (true) {
if (parent == null) {
return false;
}
if (parent == searchLoop) {
return true;
}
parent = parent.getParentLoop();
}
}
@Override
public String toString() {
return "LOOP:" + id + ": " + start + "->" + end;
@@ -180,12 +180,12 @@ public final class ClassInfo implements Comparable<ClassInfo> {
return makeFullClsName(pkg, name, parentClass, false, true);
}
private String makeAliasFullName() {
public String makeAliasFullName() {
return makeFullClsName(getAliasPkg(), getAliasShortName(), parentClass, true, false);
}
private String makeAliasRawFullName() {
return makeFullClsName(pkg, name, parentClass, true, true);
public String makeAliasRawFullName() {
return makeFullClsName(getAliasPkg(), getAliasShortName(), parentClass, true, true);
}
public String getAliasFullPath() {
@@ -19,29 +19,59 @@ import static jadx.core.utils.Utils.lockList;
public final class BlockNode extends AttrNode implements IBlock, Comparable<BlockNode> {
/**
* Const ID
*/
private final int cid;
/**
* ID linked to position in blocks list (easier to use BitSet)
* TODO: rename to avoid confusion
*/
private int id;
/**
* Offset in methods bytecode
*/
private final int startOffset;
private final List<InsnNode> instructions = new ArrayList<>(2);
private List<BlockNode> predecessors = new ArrayList<>(1);
private List<BlockNode> successors = new ArrayList<>(1);
private List<BlockNode> cleanSuccessors;
// all dominators
/**
* All dominators, excluding self
*/
private BitSet doms = EmptyBitSet.EMPTY;
// dominance frontier
/**
* Dominance frontier
*/
private BitSet domFrontier;
// immediate dominator
/**
* Immediate dominator
*/
private BlockNode idom;
// blocks on which dominates this block
/**
* Blocks on which dominates this block
*/
private List<BlockNode> dominatesOn = new ArrayList<>(3);
public BlockNode(int id, int offset) {
public BlockNode(int cid, int id, int offset) {
this.cid = cid;
this.id = id;
this.startOffset = offset;
}
public void setId(int id) {
public int getCId() {
return cid;
}
void setId(int id) {
this.id = id;
}
@@ -170,6 +200,10 @@ public final class BlockNode extends AttrNode implements IBlock, Comparable<Bloc
return contains(AFlag.RETURN);
}
public boolean isEmpty() {
return instructions.isEmpty();
}
@Override
public int hashCode() {
return startOffset;
@@ -184,12 +218,12 @@ public final class BlockNode extends AttrNode implements IBlock, Comparable<Bloc
return false;
}
BlockNode other = (BlockNode) obj;
return id == other.id && startOffset == other.startOffset;
return cid == other.cid && startOffset == other.startOffset;
}
@Override
public int compareTo(@NotNull BlockNode o) {
return Integer.compare(id, o.id);
return Integer.compare(cid, o.cid);
}
@Override
@@ -199,6 +233,6 @@ public final class BlockNode extends AttrNode implements IBlock, Comparable<Bloc
@Override
public String toString() {
return "B:" + id + ':' + InsnUtils.formatOffset(startOffset);
return "B:" + cid + ':' + InsnUtils.formatOffset(startOffset);
}
}
@@ -21,6 +21,7 @@ import jadx.api.ICodeCache;
import jadx.api.ICodeInfo;
import jadx.api.ICodeWriter;
import jadx.api.JadxArgs;
import jadx.api.impl.SimpleCodeInfo;
import jadx.api.plugins.input.data.IClassData;
import jadx.api.plugins.input.data.IFieldData;
import jadx.api.plugins.input.data.IMethodData;
@@ -378,8 +379,16 @@ public class ClassNode extends NotificationAttrNode implements ILoadable, ICodeN
return code;
}
}
ICodeInfo codeInfo = root.getProcessClasses().generateCode(this);
codeCache.add(clsRawName, codeInfo);
ICodeInfo codeInfo;
try {
codeInfo = root.getProcessClasses().generateCode(this);
} catch (Throwable e) {
addError("Code generation failed", e);
codeInfo = new SimpleCodeInfo(Utils.getStackTrace(e));
}
if (codeInfo != ICodeInfo.EMPTY) {
codeCache.add(clsRawName, codeInfo);
}
return codeInfo;
}
@@ -460,6 +469,9 @@ public class ClassNode extends NotificationAttrNode implements ILoadable, ICodeN
}
public void addField(FieldNode fld) {
if (fields == null || fields.isEmpty()) {
fields = new ArrayList<>(1);
}
fields.add(fld);
}
@@ -648,6 +660,10 @@ public class ClassNode extends NotificationAttrNode implements ILoadable, ICodeN
return contains(AType.ANONYMOUS_CLASS);
}
public boolean isSynthetic() {
return contains(AFlag.SYNTHETIC);
}
public boolean isInner() {
return parentClass != this;
}
@@ -57,6 +57,10 @@ public class FieldNode extends NotificationAttrNode implements ICodeNode {
return accFlags.isStatic();
}
public boolean isInstance() {
return !accFlags.isStatic();
}
public String getName() {
return fieldInfo.getName();
}
@@ -65,6 +69,10 @@ public class FieldNode extends NotificationAttrNode implements ICodeNode {
return fieldInfo.getAlias();
}
public void rename(String alias) {
fieldInfo.setAlias(alias);
}
public ArgType getType() {
return type;
}
@@ -73,6 +81,10 @@ public class FieldNode extends NotificationAttrNode implements ICodeNode {
return parentClass;
}
public ClassNode getTopParentClass() {
return parentClass.getTopParentClass();
}
public List<MethodNode> getUseIn() {
return useIn;
}
@@ -264,21 +264,6 @@ public class InsnNode extends LineAttrNode {
}
}
public boolean canReorderRecursive() {
if (!canReorder()) {
return false;
}
for (InsnArg arg : this.getArguments()) {
if (arg.isInsnWrap()) {
InsnNode wrapInsn = ((InsnWrapArg) arg).getWrapInsn();
if (!wrapInsn.canReorderRecursive()) {
return false;
}
}
}
return true;
}
public boolean containsWrappedInsn() {
for (InsnArg arg : this.getArguments()) {
if (arg.isInsnWrap()) {
@@ -61,6 +61,7 @@ public class MethodNode extends NotificationAttrNode implements IMethodDetails,
private List<RegisterArg> argsList;
private InsnNode[] instructions;
private List<BlockNode> blocks;
private int blocksMaxCId;
private BlockNode enterBlock;
private BlockNode exitBlock;
private List<SSAVar> sVars;
@@ -316,6 +317,19 @@ public class MethodNode extends NotificationAttrNode implements IMethodDetails,
return blocks;
}
public void setBasicBlocks(List<BlockNode> blocks) {
this.blocks = blocks;
int i = 0;
for (BlockNode block : blocks) {
block.setId(i);
i++;
}
}
public int getNextBlockCId() {
return blocksMaxCId++;
}
public BlockNode getEnterBlock() {
return enterBlock;
}
@@ -461,6 +475,10 @@ public class MethodNode extends NotificationAttrNode implements IMethodDetails,
return regsCount;
}
public int getArgsStartReg() {
return argsStartReg;
}
public SSAVar makeNewSVar(@NotNull RegisterArg assignArg) {
int regNum = assignArg.getRegNum();
return makeNewSVar(regNum, getNextSVarVersion(regNum), assignArg);
@@ -42,7 +42,8 @@ import jadx.core.utils.StringUtils;
import jadx.core.utils.Utils;
import jadx.core.utils.android.AndroidResourcesUtils;
import jadx.core.utils.exceptions.JadxRuntimeException;
import jadx.core.xmlgen.ResTableParser;
import jadx.core.xmlgen.IResParser;
import jadx.core.xmlgen.ResDecoder;
import jadx.core.xmlgen.ResourceStorage;
import jadx.core.xmlgen.entry.ResourceEntry;
import jadx.core.xmlgen.entry.ValuesParser;
@@ -115,21 +116,25 @@ public class RootNode {
}
private void addDummyClass(IClassData classData, Exception exc) {
String typeStr = classData.getType();
String name = null;
try {
ClassInfo clsInfo = ClassInfo.fromName(this, typeStr);
if (clsInfo != null) {
name = clsInfo.getShortName();
String typeStr = classData.getType();
String name = null;
try {
ClassInfo clsInfo = ClassInfo.fromName(this, typeStr);
if (clsInfo != null) {
name = clsInfo.getShortName();
}
} catch (Exception e) {
LOG.error("Failed to get name for class with type {}", typeStr, e);
}
} catch (Exception e) {
LOG.error("Failed to get name for class with type {}", typeStr, e);
if (name == null || name.isEmpty()) {
name = "CLASS_" + typeStr;
}
ClassNode clsNode = ClassNode.addSyntheticClass(this, name, classData.getAccessFlags());
ErrorsCounter.error(clsNode, "Load error", exc);
} catch (Exception innerExc) {
LOG.error("Failed to load class from file: {}", classData.getInputFileName(), exc);
}
if (name == null || name.isEmpty()) {
name = "CLASS_" + typeStr;
}
ClassNode clsNode = ClassNode.addSyntheticClass(this, name, classData.getAccessFlags());
ErrorsCounter.error(clsNode, "Load error", exc);
}
private static void markDuplicatedClasses(List<ClassNode> classes) {
@@ -159,23 +164,13 @@ public class RootNode {
}
public void loadResources(List<ResourceFile> resources) {
ResourceFile arsc = null;
for (ResourceFile rf : resources) {
if (rf.getType() == ResourceType.ARSC) {
arsc = rf;
break;
}
}
ResourceFile arsc = getResourceFile(resources);
if (arsc == null) {
LOG.debug("'.arsc' file not found");
return;
}
try {
ResTableParser parser = ResourcesLoader.decodeStream(arsc, (size, is) -> {
ResTableParser tableParser = new ResTableParser(this);
tableParser.decode(is);
return tableParser;
});
IResParser parser = ResourcesLoader.decodeStream(arsc, (size, is) -> ResDecoder.decode(this, arsc, is));
if (parser != null) {
processResources(parser.getResStorage());
updateObfuscatedFiles(parser, resources);
@@ -185,6 +180,15 @@ public class RootNode {
}
}
private @Nullable ResourceFile getResourceFile(List<ResourceFile> resources) {
for (ResourceFile rf : resources) {
if (rf.getType() == ResourceType.ARSC) {
return rf;
}
}
return null;
}
public void processResources(ResourceStorage resStorage) {
constValues.setResourcesNames(resStorage.getResourcesNames());
appPackage = resStorage.getAppPackage();
@@ -205,7 +209,7 @@ public class RootNode {
}
}
private void updateObfuscatedFiles(ResTableParser parser, List<ResourceFile> resources) {
private void updateObfuscatedFiles(IResParser parser, List<ResourceFile> resources) {
if (args.isSkipResources()) {
return;
}
@@ -265,6 +269,7 @@ public class RootNode {
public void runPreDecompileStage() {
boolean debugEnabled = LOG.isDebugEnabled();
for (IDexTreeVisitor pass : preDecompilePasses) {
Utils.checkThreadInterrupt();
long start = debugEnabled ? System.currentTimeMillis() : 0;
try {
pass.init(this);
@@ -49,6 +49,10 @@ public final class LoopRegion extends ConditionRegion {
return header;
}
public boolean isEndless() {
return header == null;
}
public IRegion getBody() {
return body;
}
@@ -14,9 +14,9 @@ import jadx.core.dex.instructions.args.ArgType;
import jadx.core.dex.instructions.args.InsnArg;
import jadx.core.dex.nodes.BlockNode;
import jadx.core.dex.nodes.IContainer;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.utils.InsnUtils;
import jadx.core.utils.Utils;
import jadx.core.utils.exceptions.JadxRuntimeException;
public class ExceptionHandler {
@@ -33,9 +33,14 @@ public class ExceptionHandler {
private boolean removed = false;
public ExceptionHandler(int addr, @Nullable ClassInfo type) {
public static ExceptionHandler build(MethodNode mth, int addr, @Nullable ClassInfo type) {
ExceptionHandler eh = new ExceptionHandler(addr);
eh.addCatchType(mth, type);
return eh;
}
private ExceptionHandler(int addr) {
this.handlerOffset = addr;
addCatchType(type);
}
/**
@@ -43,7 +48,7 @@ public class ExceptionHandler {
*
* @param type - null for 'all' or 'Throwable' handler
*/
public boolean addCatchType(@Nullable ClassInfo type) {
public boolean addCatchType(MethodNode mth, @Nullable ClassInfo type) {
if (type != null) {
if (catchTypes.contains(type)) {
return false;
@@ -51,14 +56,16 @@ public class ExceptionHandler {
return catchTypes.add(type);
}
if (!this.catchTypes.isEmpty()) {
throw new JadxRuntimeException("Null type added to not empty exception handler: " + this);
mth.addDebugComment("Throwable added to exception handler: '" + catchTypeStr() + "', keep only Throwable");
catchTypes.clear();
return true;
}
return false;
}
public void addCatchTypes(Collection<ClassInfo> types) {
public void addCatchTypes(MethodNode mth, Collection<ClassInfo> types) {
for (ClassInfo type : types) {
addCatchType(type);
addCatchType(mth, type);
}
}
@@ -60,6 +60,10 @@ public class TryCatchBlockAttr implements IJadxAttribute {
return throwFound;
}
public int getId() {
return id;
}
public List<ExceptionHandler> getHandlers() {
return handlers;
}
@@ -133,7 +133,7 @@ public class AttachTryCatchVisitor extends AbstractVisitor {
ExcHandlerAttr excHandlerAttr = insn.get(AType.EXC_HANDLER);
if (excHandlerAttr != null) {
ExceptionHandler handler = excHandlerAttr.getHandler();
if (handler.addCatchType(type)) {
if (handler.addCatchType(mth, type)) {
// exist handler updated (assume from same try block) - don't add again
return null;
}
@@ -143,7 +143,7 @@ public class AttachTryCatchVisitor extends AbstractVisitor {
} else {
insn = insertNOP(insnByOffset, handlerOffset);
}
ExceptionHandler handler = new ExceptionHandler(handlerOffset, type);
ExceptionHandler handler = ExceptionHandler.build(mth, handlerOffset, type);
mth.addExceptionHandler(handler);
insn.addAttr(new ExcHandlerAttr(handler));
return handler;
@@ -10,6 +10,7 @@ import java.util.Objects;
import jadx.api.plugins.input.data.AccessFlags;
import jadx.core.Consts;
import jadx.core.dex.attributes.AFlag;
import jadx.core.dex.attributes.AType;
import jadx.core.dex.attributes.nodes.FieldReplaceAttr;
import jadx.core.dex.attributes.nodes.MethodReplaceAttr;
import jadx.core.dex.attributes.nodes.SkipMethodArgsAttr;
@@ -225,7 +226,7 @@ public class ClassModifier extends AbstractVisitor {
}
private static boolean removeBridgeMethod(ClassNode cls, MethodNode mth) {
if (cls.root().getArgs().isRenameValid()) {
if (cls.root().getArgs().isInlineMethods()) { // simple wrapper remove is same as inline
List<InsnNode> allInsns = BlockUtils.collectAllInsns(mth.getBasicBlocks());
if (allInsns.size() == 1) {
InsnNode wrappedInsn = allInsns.get(0);
@@ -235,12 +236,10 @@ public class ClassModifier extends AbstractVisitor {
wrappedInsn = ((InsnWrapArg) arg).getWrapInsn();
}
}
if (checkSyntheticWrapper(mth, wrappedInsn)) {
return true;
}
return checkSyntheticWrapper(mth, wrappedInsn);
}
}
return !isMethodUnique(cls, mth);
return false;
}
private static boolean checkSyntheticWrapper(MethodNode mth, InsnNode insn) {
@@ -283,6 +282,9 @@ public class ClassModifier extends AbstractVisitor {
if (!Objects.equals(wrappedMth.getAlias(), alias)) {
wrappedMth.getMethodInfo().setAlias(alias);
}
wrappedMth.addAttr(new MethodReplaceAttr(mth));
wrappedMth.copyAttributeFrom(mth, AType.METHOD_OVERRIDE);
wrappedMth.addDebugComment("Method merged with bridge method");
return true;
}
@@ -299,20 +301,6 @@ public class ClassModifier extends AbstractVisitor {
return false;
}
private static boolean isMethodUnique(ClassNode cls, MethodNode mth) {
MethodInfo mi = mth.getMethodInfo();
for (MethodNode otherMth : cls.getMethods()) {
if (otherMth != mth) {
MethodInfo omi = otherMth.getMethodInfo();
if (omi.getName().equals(mi.getName())
&& Objects.equals(omi.getArgumentsTypes(), mi.getArgumentsTypes())) {
return false;
}
}
}
return true;
}
/**
* Remove public empty constructors (static or default)
*/
@@ -100,7 +100,7 @@ public class DotGraphVisitor extends AbstractVisitor {
if (insnArr == null) {
return;
}
BlockNode block = new BlockNode(0, 0);
BlockNode block = new BlockNode(0, 0, 0);
List<InsnNode> insnList = block.getInstructions();
for (InsnNode insn : insnArr) {
if (insn != null) {
@@ -199,7 +199,7 @@ public class DotGraphVisitor extends AbstractVisitor {
dot.add("color=red,");
}
dot.add("label=\"{");
dot.add(String.valueOf(block.getId())).add("\\:\\ ");
dot.add(String.valueOf(block.getCId())).add("\\:\\ ");
dot.add(InsnUtils.formatOffset(block.getStartOffset()));
if (!attrs.isEmpty()) {
dot.add('|').add(attrs);
@@ -230,10 +230,10 @@ public class DotGraphVisitor extends AbstractVisitor {
if (PRINT_DOMINATORS) {
for (BlockNode c : block.getDominatesOn()) {
conn.startLine(block.getId() + " -> " + c.getId() + "[color=green];");
conn.startLine(block.getCId() + " -> " + c.getCId() + "[color=green];");
}
for (BlockNode dom : BlockUtils.bitSetToBlocks(mth, block.getDomFrontier())) {
conn.startLine("f_" + block.getId() + " -> f_" + dom.getId() + "[color=blue];");
conn.startLine("f_" + block.getCId() + " -> f_" + dom.getCId() + "[color=blue];");
}
}
}
@@ -273,7 +273,7 @@ public class DotGraphVisitor extends AbstractVisitor {
private String makeName(IContainer c) {
String name;
if (c instanceof BlockNode) {
name = "Node_" + ((BlockNode) c).getId();
name = "Node_" + ((BlockNode) c).getCId();
} else if (c instanceof IBlock) {
name = "Node_" + c.getClass().getSimpleName() + '_' + c.hashCode();
} else {
@@ -18,6 +18,7 @@ import jadx.core.dex.attributes.AFlag;
import jadx.core.dex.attributes.AType;
import jadx.core.dex.attributes.nodes.EnumClassAttr;
import jadx.core.dex.attributes.nodes.EnumClassAttr.EnumField;
import jadx.core.dex.attributes.nodes.RenameReasonAttr;
import jadx.core.dex.attributes.nodes.SkipMethodArgsAttr;
import jadx.core.dex.info.AccessInfo;
import jadx.core.dex.info.ClassInfo;
@@ -26,6 +27,7 @@ import jadx.core.dex.info.MethodInfo;
import jadx.core.dex.instructions.IndexInsnNode;
import jadx.core.dex.instructions.InsnType;
import jadx.core.dex.instructions.InvokeNode;
import jadx.core.dex.instructions.InvokeType;
import jadx.core.dex.instructions.args.ArgType;
import jadx.core.dex.instructions.args.InsnArg;
import jadx.core.dex.instructions.args.InsnWrapArg;
@@ -59,6 +61,7 @@ import static jadx.core.utils.InsnUtils.getWrappedInsn;
public class EnumVisitor extends AbstractVisitor {
private MethodInfo enumValueOfMth;
private MethodInfo cloneMth;
@Override
public void init(RootNode root) {
@@ -68,6 +71,12 @@ public class EnumVisitor extends AbstractVisitor {
"valueOf",
Arrays.asList(ArgType.CLASS, ArgType.STRING),
ArgType.ENUM);
cloneMth = MethodInfo.fromDetails(root,
ClassInfo.fromType(root, ArgType.OBJECT),
"clone",
Collections.emptyList(),
ArgType.OBJECT);
}
@Override
@@ -377,6 +386,7 @@ public class EnumVisitor extends AbstractVisitor {
return enumFieldNode;
}
@SuppressWarnings("StatementWithEmptyBody")
private EnumField createEnumFieldByConstructor(ClassNode cls, FieldNode enumFieldNode, ConstructorInsn co) {
// usually constructor signature is '<init>(Ljava/lang/String;I)V'.
// sometimes for one field enum second arg can be omitted
@@ -417,13 +427,12 @@ public class EnumVisitor extends AbstractVisitor {
}
private void removeEnumMethods(ClassNode cls, ArgType clsType, FieldNode valuesField) {
String valuesMethod = "values()" + TypeGen.signature(ArgType.array(clsType));
FieldInfo valuesFieldInfo = valuesField.getFieldInfo();
String valuesMethodShortId = "values()" + TypeGen.signature(ArgType.array(clsType));
MethodNode valuesMethod = null;
// remove compiler generated methods
for (MethodNode mth : cls.getMethods()) {
MethodInfo mi = mth.getMethodInfo();
if (mi.isClassInit()) {
if (mi.isClassInit() || mth.isNoCode()) {
continue;
}
String shortId = mi.getShortId();
@@ -432,12 +441,33 @@ public class EnumVisitor extends AbstractVisitor {
mth.add(AFlag.DONT_GENERATE);
}
markArgsForSkip(mth);
} else if (shortId.equals(valuesMethod)
|| usesValuesField(mth, valuesFieldInfo)
|| simpleValueOfMth(mth, clsType)) {
} else if (mi.getShortId().equals(valuesMethodShortId)) {
if (isValuesMethod(mth, clsType)) {
valuesMethod = mth;
mth.add(AFlag.DONT_GENERATE);
} else {
// custom values method => rename to resolve conflict with enum method
mth.getMethodInfo().setAlias("valuesCustom");
mth.addAttr(new RenameReasonAttr(mth).append("to resolve conflict with enum method"));
}
} else if (isValuesMethod(mth, clsType)) {
if (!mth.getMethodInfo().getAlias().equals("values") && !mth.getUseIn().isEmpty()) {
// rename to use default values method
mth.getMethodInfo().setAlias("values");
mth.addAttr(new RenameReasonAttr(mth).append("to match enum method name"));
mth.add(AFlag.DONT_RENAME);
}
valuesMethod = mth;
mth.add(AFlag.DONT_GENERATE);
} else if (simpleValueOfMth(mth, clsType)) {
mth.add(AFlag.DONT_GENERATE);
}
}
FieldInfo valuesFieldInfo = valuesField.getFieldInfo();
for (MethodNode mth : cls.getMethods()) {
// fix access to 'values' field and 'values()' method
fixValuesAccess(mth, valuesFieldInfo, clsType, valuesMethod);
}
}
private void markArgsForSkip(MethodNode mth) {
@@ -458,6 +488,25 @@ public class EnumVisitor extends AbstractVisitor {
return false;
}
// TODO: support other method patterns ???
private boolean isValuesMethod(MethodNode mth, ArgType clsType) {
ArgType retType = mth.getReturnType();
if (!retType.isArray() || !retType.getArrayElement().equals(clsType)) {
return false;
}
InsnNode returnInsn = BlockUtils.getOnlyOneInsnFromMth(mth);
if (returnInsn == null || returnInsn.getType() != InsnType.RETURN || returnInsn.getArgsCount() != 1) {
return false;
}
InsnNode wrappedInsn = getWrappedInsn(getSingleArg(returnInsn));
IndexInsnNode castInsn = (IndexInsnNode) checkInsnType(wrappedInsn, InsnType.CHECK_CAST);
if (castInsn != null && Objects.equals(castInsn.getIndex(), ArgType.array(clsType))) {
InvokeNode invokeInsn = (InvokeNode) checkInsnType(getWrappedInsn(getSingleArg(castInsn)), InsnType.INVOKE);
return invokeInsn != null && invokeInsn.getCallMth().equals(cloneMth);
}
return false;
}
private boolean simpleValueOfMth(MethodNode mth, ArgType clsType) {
InsnNode returnInsn = InsnUtils.searchSingleReturnInsn(mth, insn -> insn.getArgsCount() == 1);
if (returnInsn == null) {
@@ -472,9 +521,41 @@ public class EnumVisitor extends AbstractVisitor {
return false;
}
private boolean usesValuesField(MethodNode mth, FieldInfo valuesFieldInfo) {
private void fixValuesAccess(MethodNode mth, FieldInfo valuesFieldInfo, ArgType clsType, @Nullable MethodNode valuesMethod) {
MethodInfo mi = mth.getMethodInfo();
if (mi.isConstructor() || mi.isClassInit() || mth.isNoCode() || mth == valuesMethod) {
return;
}
// search value field usage
Predicate<InsnNode> insnTest = insn -> Objects.equals(((IndexInsnNode) insn).getIndex(), valuesFieldInfo);
return InsnUtils.searchInsn(mth, InsnType.SGET, insnTest) != null;
InsnNode useInsn = InsnUtils.searchInsn(mth, InsnType.SGET, insnTest);
if (useInsn == null) {
return;
}
// replace 'values' field with 'values()' method
InsnUtils.replaceInsns(mth, insn -> {
if (insn.getType() == InsnType.SGET && insnTest.test(insn)) {
MethodInfo valueMth = valuesMethod == null
? getValueMthInfo(mth.root(), clsType)
: valuesMethod.getMethodInfo();
InvokeNode invokeNode = new InvokeNode(valueMth, InvokeType.STATIC, 0);
invokeNode.setResult(insn.getResult());
if (valuesMethod == null) {
// forcing enum method (can overlap and get renamed by custom method)
invokeNode.add(AFlag.FORCE_RAW_NAME);
}
mth.addDebugComment("Replace access to removed values field (" + valuesFieldInfo.getName() + ") with 'values()' method");
return invokeNode;
}
return null;
});
}
private MethodInfo getValueMthInfo(RootNode root, ArgType clsType) {
return MethodInfo.fromDetails(root,
ClassInfo.fromType(root, clsType),
"values",
Collections.emptyList(), ArgType.array(clsType));
}
private static void processEnumCls(ClassNode cls, EnumField field, ClassNode innerCls) {
@@ -29,6 +29,7 @@ import jadx.core.dex.nodes.MethodNode;
import jadx.core.dex.visitors.shrink.CodeShrinkVisitor;
import jadx.core.utils.BlockUtils;
import jadx.core.utils.InsnRemover;
import jadx.core.utils.ListUtils;
import jadx.core.utils.Utils;
import jadx.core.utils.exceptions.JadxException;
@@ -45,20 +46,22 @@ public class ExtractFieldInit extends AbstractVisitor {
for (ClassNode inner : cls.getInnerClasses()) {
visit(inner);
}
moveStaticFieldsInit(cls);
moveCommonFieldsInit(cls);
if (!cls.getFields().isEmpty()) {
moveStaticFieldsInit(cls);
moveCommonFieldsInit(cls);
}
return false;
}
private static final class FieldInitInfo {
final FieldNode fieldNode;
final IndexInsnNode putInsn;
final boolean singlePath;
final boolean canMove;
public FieldInitInfo(FieldNode fieldNode, IndexInsnNode putInsn, boolean singlePath) {
public FieldInitInfo(FieldNode fieldNode, IndexInsnNode putInsn, boolean canMove) {
this.fieldNode = fieldNode;
this.putInsn = putInsn;
this.singlePath = singlePath;
this.canMove = canMove;
}
}
@@ -80,6 +83,9 @@ public class ExtractFieldInit extends AbstractVisitor {
|| classInitMth.getBasicBlocks() == null) {
return;
}
if (ListUtils.noneMatch(cls.getFields(), FieldNode::isStatic)) {
return;
}
while (processStaticFields(cls, classInitMth)) {
// sometimes instructions moved to field init prevent from vars inline -> inline and try again
CodeShrinkVisitor.shrinkMethod(classInitMth);
@@ -116,15 +122,15 @@ public class ExtractFieldInit extends AbstractVisitor {
}
private static void moveCommonFieldsInit(ClassNode cls) {
if (ListUtils.noneMatch(cls.getFields(), FieldNode::isInstance)) {
return;
}
List<MethodNode> constructors = getConstructorsList(cls);
if (constructors.isEmpty()) {
return;
}
List<ConstructorInitInfo> infoList = new ArrayList<>(constructors.size());
for (MethodNode constructorMth : constructors) {
if (constructorMth.isNoCode()) {
return;
}
List<FieldInitInfo> inits = collectFieldsInit(cls, constructorMth, InsnType.IPUT);
filterFieldsInit(inits);
if (inits.isEmpty()) {
@@ -168,19 +174,25 @@ public class ExtractFieldInit extends AbstractVisitor {
Set<BlockNode> singlePathBlocks = new HashSet<>();
BlockUtils.visitSinglePath(mth.getEnterBlock(), singlePathBlocks::add);
boolean canReorder = true;
for (BlockNode block : mth.getBasicBlocks()) {
for (InsnNode insn : block.getInstructions()) {
boolean fieldInsn = false;
if (insn.getType() == putType) {
IndexInsnNode putInsn = (IndexInsnNode) insn;
FieldInfo field = (FieldInfo) putInsn.getIndex();
if (field.getDeclClass().equals(cls.getClassInfo())) {
FieldNode fn = cls.searchField(field);
if (fn != null) {
boolean singlePath = singlePathBlocks.contains(block);
fieldsInit.add(new FieldInitInfo(fn, putInsn, singlePath));
boolean canMove = canReorder && singlePathBlocks.contains(block);
fieldsInit.add(new FieldInitInfo(fn, putInsn, canMove));
fieldInsn = true;
}
}
}
if (!fieldInsn && canReorder && !insn.canReorder()) {
canReorder = false;
}
}
}
return fieldsInit;
@@ -226,14 +238,14 @@ public class ExtractFieldInit extends AbstractVisitor {
}
private static boolean checkInsn(FieldInitInfo initInfo) {
if (!initInfo.singlePath) {
if (!initInfo.canMove) {
return false;
}
IndexInsnNode insn = initInfo.putInsn;
InsnArg arg = insn.getArg(0);
if (arg.isInsnWrap()) {
InsnNode wrapInsn = ((InsnWrapArg) arg).getWrapInsn();
if (!wrapInsn.canReorderRecursive() && insn.contains(AType.EXC_CATCH)) {
if (!wrapInsn.canReorder() && insn.contains(AType.EXC_CATCH)) {
return false;
}
} else {
@@ -364,7 +376,7 @@ public class ExtractFieldInit extends AbstractVisitor {
AccessInfo accFlags = mth.getAccessFlags();
if (!accFlags.isStatic() && accFlags.isConstructor()) {
list.add(mth);
if (BlockUtils.isAllBlocksEmpty(mth.getBasicBlocks())) {
if (mth.isNoCode() || BlockUtils.isAllBlocksEmpty(mth.getBasicBlocks())) {
return Collections.emptyList();
}
}
@@ -362,8 +362,7 @@ public class ModVisitor extends AbstractVisitor {
private static void removeCheckCast(MethodNode mth, BlockNode block, int i, IndexInsnNode insn) {
InsnArg castArg = insn.getArg(0);
ArgType castType = (ArgType) insn.getIndex();
if (!ArgType.isCastNeeded(mth.root(), castArg.getType(), castType)
|| isCastDuplicate(insn)) {
if (!ArgType.isCastNeeded(mth.root(), castArg.getType(), castType)) {
RegisterArg result = insn.getResult();
result.setType(castArg.getType());
@@ -371,10 +370,19 @@ public class ModVisitor extends AbstractVisitor {
move.setResult(result);
move.addArg(castArg);
replaceInsn(mth, block, i, move);
return;
}
InsnNode prevCast = isCastDuplicate(insn);
if (prevCast != null) {
// replace previous cast with move
InsnNode move = new InsnNode(InsnType.MOVE, 1);
move.setResult(prevCast.getResult());
move.addArg(prevCast.getArg(0));
replaceInsn(mth, block, prevCast, move);
}
}
private static boolean isCastDuplicate(IndexInsnNode castInsn) {
private static @Nullable InsnNode isCastDuplicate(IndexInsnNode castInsn) {
InsnArg arg = castInsn.getArg(0);
if (arg.isRegister()) {
SSAVar sVar = ((RegisterArg) arg).getSVar();
@@ -382,11 +390,13 @@ public class ModVisitor extends AbstractVisitor {
InsnNode assignInsn = sVar.getAssign().getParentInsn();
if (assignInsn != null && assignInsn.getType() == InsnType.CHECK_CAST) {
ArgType assignCastType = (ArgType) ((IndexInsnNode) assignInsn).getIndex();
return assignCastType.equals(castInsn.getIndex());
if (assignCastType.equals(castInsn.getIndex())) {
return assignInsn;
}
}
}
}
return false;
return null;
}
/**
@@ -222,6 +222,10 @@ public class ProcessAnonymous extends AbstractVisitor {
// exclude self usage
return null;
}
if (ctrUseCls.getTopParentClass().equals(cls)) {
// exclude usage inside inner classes
return null;
}
for (MethodNode mth : cls.getMethods()) {
if (mth == ctr) {
continue;
@@ -50,7 +50,7 @@ public class BlockExceptionHandler {
return false;
}
BlockProcessor.updateCleanSuccessors(mth);
BlockProcessor.computeDominanceFrontier(mth);
DominatorTree.computeDominanceFrontier(mth);
processCatchAttr(mth);
initExcHandlers(mth);
@@ -171,10 +171,6 @@ public class BlockExceptionHandler {
}
}
protected static void removeTmpConnections(MethodNode mth) {
mth.getBasicBlocks().forEach(BlockExceptionHandler::removeTmpConnection);
}
private static void removeTmpConnection(BlockNode block) {
TmpEdgeAttr tmpEdgeAttr = block.get(AType.TMP_EDGE);
if (tmpEdgeAttr != null) {
@@ -402,6 +398,13 @@ public class BlockExceptionHandler {
}
BlockNode topDom = BlockUtils.getCommonDominator(mth, blocks);
if (topDom != null) {
// dominator always return one up block if blocks already contains dominator, use successor instead
if (topDom.getSuccessors().size() == 1) {
BlockNode upBlock = topDom.getSuccessors().get(0);
if (blocks.contains(upBlock)) {
return upBlock;
}
}
return adjustTopBlock(topDom);
}
throw new JadxRuntimeException("Failed to find top block for try-catch from: " + blocks);
@@ -549,7 +552,7 @@ public class BlockExceptionHandler {
if (handler == resultHandler) {
return false;
}
resultHandler.addCatchTypes(handler.getCatchTypes());
resultHandler.addCatchTypes(mth, handler.getCatchTypes());
handler.markForRemove();
return true;
});
@@ -1,9 +1,6 @@
package jadx.core.dex.visitors.blocks;
import java.util.ArrayList;
import java.util.BitSet;
import java.util.Collections;
import java.util.Deque;
import java.util.LinkedHashSet;
import java.util.LinkedList;
import java.util.List;
@@ -31,7 +28,6 @@ import jadx.core.utils.Utils;
import jadx.core.utils.exceptions.JadxRuntimeException;
import static jadx.core.dex.visitors.blocks.BlockSplitter.connect;
import static jadx.core.utils.EmptyBitSet.EMPTY;
public class BlockProcessor extends AbstractVisitor {
private static final Logger LOG = LoggerFactory.getLogger(BlockProcessor.class);
@@ -50,29 +46,23 @@ public class BlockProcessor extends AbstractVisitor {
computeDominators(mth);
if (independentBlockTreeMod(mth)) {
checkForUnreachableBlocks(mth);
clearBlocksState(mth);
computeDominators(mth);
}
if (FixMultiEntryLoops.process(mth)) {
clearBlocksState(mth);
computeDominators(mth);
}
updateCleanSuccessors(mth);
int i = 0;
while (modifyBlocksTree(mth)) {
// revert calculations
clearBlocksState(mth);
// recalculate dominators tree
computeDominators(mth);
if (i++ > 100) {
throw new JadxRuntimeException("CFG modification limit reached, blocks count: " + mth.getBasicBlocks().size());
}
}
checkForUnreachableBlocks(mth);
computeDominanceFrontier(mth);
DominatorTree.computeDominanceFrontier(mth);
registerLoops(mth);
processNestedLoops(mth);
@@ -209,139 +199,9 @@ public class BlockProcessor extends AbstractVisitor {
}
private static void computeDominators(MethodNode mth) {
List<BlockNode> basicBlocks = mth.getBasicBlocks();
int nBlocks = basicBlocks.size();
for (int i = 0; i < nBlocks; i++) {
BlockNode block = basicBlocks.get(i);
block.setId(i);
block.setDoms(new BitSet(nBlocks));
block.getDoms().set(0, nBlocks);
}
BlockNode entryBlock = mth.getEnterBlock();
calcDominators(basicBlocks, entryBlock);
clearBlocksState(mth);
DominatorTree.compute(mth);
markLoops(mth);
// clear self dominance
basicBlocks.forEach(block -> {
block.getDoms().clear(block.getId());
if (block.getDoms().isEmpty()) {
block.setDoms(EMPTY);
}
});
calcImmediateDominators(mth, basicBlocks, entryBlock);
}
private static void calcDominators(List<BlockNode> basicBlocks, BlockNode entryBlock) {
entryBlock.getDoms().clear();
entryBlock.getDoms().set(entryBlock.getId());
BitSet domSet = new BitSet(basicBlocks.size());
boolean changed;
do {
changed = false;
for (BlockNode block : basicBlocks) {
if (block == entryBlock) {
continue;
}
BitSet d = block.getDoms();
if (!changed) {
domSet.clear();
domSet.or(d);
}
for (BlockNode pred : block.getPredecessors()) {
d.and(pred.getDoms());
}
d.set(block.getId());
if (!changed && !d.equals(domSet)) {
changed = true;
}
}
} while (changed);
}
private static void calcImmediateDominators(MethodNode mth, List<BlockNode> basicBlocks, BlockNode entryBlock) {
for (BlockNode block : basicBlocks) {
if (block == entryBlock) {
continue;
}
BlockNode idom;
List<BlockNode> preds = block.getPredecessors();
if (preds.size() == 1) {
idom = preds.get(0);
} else {
BitSet bs = new BitSet(block.getDoms().length());
bs.or(block.getDoms());
for (int i = bs.nextSetBit(0); i >= 0; i = bs.nextSetBit(i + 1)) {
BlockNode dom = basicBlocks.get(i);
bs.andNot(dom.getDoms());
}
if (bs.cardinality() != 1) {
throw new JadxRuntimeException("Can't find immediate dominator for block " + block
+ " in " + bs + " preds:" + preds);
}
idom = basicBlocks.get(bs.nextSetBit(0));
}
block.setIDom(idom);
idom.addDominatesOn(block);
}
}
static void computeDominanceFrontier(MethodNode mth) {
mth.getExitBlock().setDomFrontier(EMPTY);
List<BlockNode> domSortedBlocks = new ArrayList<>(mth.getBasicBlocks().size());
Deque<BlockNode> stack = new LinkedList<>();
stack.push(mth.getEnterBlock());
while (!stack.isEmpty()) {
BlockNode node = stack.pop();
for (BlockNode dominated : node.getDominatesOn()) {
stack.push(dominated);
}
domSortedBlocks.add(node);
}
Collections.reverse(domSortedBlocks);
for (BlockNode block : domSortedBlocks) {
try {
computeBlockDF(mth, block);
} catch (Exception e) {
throw new JadxRuntimeException("Failed compute block dominance frontier", e);
}
}
}
private static void computeBlockDF(MethodNode mth, BlockNode block) {
if (block.getDomFrontier() != null) {
return;
}
List<BlockNode> blocks = mth.getBasicBlocks();
BitSet domFrontier = null;
for (BlockNode s : block.getSuccessors()) {
if (s.getIDom() != block) {
if (domFrontier == null) {
domFrontier = new BitSet(blocks.size());
}
domFrontier.set(s.getId());
}
}
for (BlockNode c : block.getDominatesOn()) {
BitSet frontier = c.getDomFrontier();
if (frontier == null) {
throw new JadxRuntimeException("Dominance frontier not calculated for dominated block: " + c + ", from: " + block);
}
for (int p = frontier.nextSetBit(0); p >= 0; p = frontier.nextSetBit(p + 1)) {
if (blocks.get(p).getIDom() != block) {
if (domFrontier == null) {
domFrontier = new BitSet(blocks.size());
}
domFrontier.set(p);
}
}
}
if (domFrontier == null || domFrontier.isEmpty()) {
domFrontier = EMPTY;
}
block.setDomFrontier(domFrontier);
}
private static void markLoops(MethodNode mth) {
@@ -349,7 +209,7 @@ public class BlockProcessor extends AbstractVisitor {
// Every successor that dominates its predecessor is a header of a loop,
// block -> successor is a back edge.
block.getSuccessors().forEach(successor -> {
if (block.getDoms().get(successor.getId())) {
if (block.getDoms().get(successor.getId()) || block == successor) {
successor.add(AFlag.LOOP_START);
block.add(AFlag.LOOP_END);
@@ -137,8 +137,9 @@ public class BlockSplitter extends AbstractVisitor {
}
static BlockNode startNewBlock(MethodNode mth, int offset) {
BlockNode block = new BlockNode(mth.getBasicBlocks().size(), offset);
mth.getBasicBlocks().add(block);
List<BlockNode> blocks = mth.getBasicBlocks();
BlockNode block = new BlockNode(mth.getNextBlockCId(), blocks.size(), offset);
blocks.add(block);
return block;
}
@@ -391,7 +392,8 @@ public class BlockSplitter extends AbstractVisitor {
&& block.getSuccessors().size() <= 1
&& !block.getPredecessors().isEmpty()
&& !block.contains(AFlag.MTH_ENTER_BLOCK)
&& !block.contains(AFlag.MTH_EXIT_BLOCK);
&& !block.contains(AFlag.MTH_EXIT_BLOCK)
&& !block.getSuccessors().contains(block); // no self loop
}
static void collectSuccessors(BlockNode startBlock, BlockNode methodEnterBlock, Set<BlockNode> toRemove) {
@@ -0,0 +1,168 @@
package jadx.core.dex.visitors.blocks;
import java.util.ArrayList;
import java.util.BitSet;
import java.util.List;
import org.jetbrains.annotations.NotNull;
import jadx.core.dex.nodes.BlockNode;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.utils.BlockUtils;
import jadx.core.utils.EmptyBitSet;
import jadx.core.utils.exceptions.JadxRuntimeException;
/**
* Build dominator tree based on the algorithm described in paper:
* Cooper, Keith D.; Harvey, Timothy J; Kennedy, Ken (2001).
* "A Simple, Fast Dominance Algorithm"
* http://www.hipersoft.rice.edu/grads/publications/dom14.pdf
*/
@SuppressWarnings("JavadocLinkAsPlainText")
public class DominatorTree {
public static void compute(MethodNode mth) {
List<BlockNode> sorted = sortBlocks(mth);
BlockNode[] doms = build(sorted);
apply(sorted, doms);
}
private static List<BlockNode> sortBlocks(MethodNode mth) {
int blocksCount = mth.getBasicBlocks().size();
List<BlockNode> sorted = new ArrayList<>(blocksCount);
BlockUtils.dfsVisit(mth, sorted::add);
if (sorted.size() != blocksCount) {
throw new JadxRuntimeException("Found unreachable blocks");
}
mth.setBasicBlocks(sorted);
return sorted;
}
@NotNull
private static BlockNode[] build(List<BlockNode> sorted) {
int blocksCount = sorted.size();
BlockNode[] doms = new BlockNode[blocksCount];
doms[0] = sorted.get(0);
boolean changed = true;
while (changed) {
changed = false;
for (int blockId = 1; blockId < blocksCount; blockId++) {
BlockNode b = sorted.get(blockId);
List<BlockNode> preds = b.getPredecessors();
int pickedPred = -1;
BlockNode newIDom = null;
for (BlockNode pred : preds) {
int id = pred.getId();
if (doms[id] != null) {
newIDom = pred;
pickedPred = id;
break;
}
}
if (newIDom == null) {
throw new JadxRuntimeException("No predecessors for block: " + b);
}
for (BlockNode predBlock : preds) {
int predId = predBlock.getId();
if (predId == pickedPred) {
continue;
}
if (doms[predId] != null) {
newIDom = intersect(sorted, doms, predBlock, newIDom);
}
}
if (doms[blockId] != newIDom) {
doms[blockId] = newIDom;
changed = true;
}
}
}
return doms;
}
private static BlockNode intersect(List<BlockNode> sorted, BlockNode[] doms, BlockNode b1, BlockNode b2) {
int f1 = b1.getId();
int f2 = b2.getId();
while (f1 != f2) {
while (f1 > f2) {
f1 = doms[f1].getId();
}
while (f2 > f1) {
f2 = doms[f2].getId();
}
}
return sorted.get(f1);
}
private static void apply(List<BlockNode> sorted, BlockNode[] doms) {
BlockNode enterBlock = sorted.get(0);
enterBlock.setDoms(EmptyBitSet.EMPTY);
enterBlock.setIDom(null);
int blocksCount = sorted.size();
for (int i = 1; i < blocksCount; i++) {
BlockNode block = sorted.get(i);
BlockNode idom = doms[i];
block.setIDom(idom);
idom.addDominatesOn(block);
BitSet domBS = collectDoms(doms, idom);
domBS.clear(i);
block.setDoms(domBS);
}
}
private static BitSet collectDoms(BlockNode[] doms, BlockNode idom) {
BitSet domBS = new BitSet(doms.length);
BlockNode nextIDom = idom;
while (true) {
int id = nextIDom.getId();
if (domBS.get(id)) {
break;
}
domBS.set(id);
BitSet curDoms = nextIDom.getDoms();
if (curDoms != null) {
// use already collected set
domBS.or(curDoms);
break;
}
nextIDom = doms[id];
}
return domBS;
}
public static void computeDominanceFrontier(MethodNode mth) {
List<BlockNode> blocks = mth.getBasicBlocks();
for (BlockNode block : blocks) {
block.setDomFrontier(null);
}
int blocksCount = blocks.size();
for (BlockNode block : blocks) {
List<BlockNode> preds = block.getPredecessors();
if (preds.size() >= 2) {
BlockNode idom = block.getIDom();
for (BlockNode pred : preds) {
BlockNode runner = pred;
while (runner != idom) {
addToDF(runner, block, blocksCount);
runner = runner.getIDom();
}
}
}
}
for (BlockNode block : blocks) {
BitSet df = block.getDomFrontier();
if (df == null || df.isEmpty()) {
block.setDomFrontier(EmptyBitSet.EMPTY);
}
}
}
private static void addToDF(BlockNode block, BlockNode dfBlock, int blocksCount) {
BitSet df = block.getDomFrontier();
if (df == null) {
df = new BitSet(blocksCount);
block.setDomFrontier(df);
}
df.set(dfBlock.getId());
}
}
@@ -6,9 +6,13 @@ import java.util.List;
import java.util.Set;
import jadx.core.dex.nodes.BlockNode;
import jadx.core.dex.nodes.InsnNode;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.dex.trycatch.ExceptionHandler;
import jadx.core.utils.Utils;
public class FinallyExtractInfo {
private final MethodNode mth;
private final ExceptionHandler finallyHandler;
private final List<BlockNode> allHandlerBlocks;
private final List<InsnsSlice> duplicateSlices = new ArrayList<>();
@@ -16,12 +20,21 @@ public class FinallyExtractInfo {
private final InsnsSlice finallyInsnsSlice = new InsnsSlice();
private final BlockNode startBlock;
public FinallyExtractInfo(ExceptionHandler finallyHandler, BlockNode startBlock, List<BlockNode> allHandlerBlocks) {
private InsnsSlice curDupSlice;
private List<InsnNode> curDupInsns;
private int curDupInsnsOffset;
public FinallyExtractInfo(MethodNode mth, ExceptionHandler finallyHandler, BlockNode startBlock, List<BlockNode> allHandlerBlocks) {
this.mth = mth;
this.finallyHandler = finallyHandler;
this.startBlock = startBlock;
this.allHandlerBlocks = allHandlerBlocks;
}
public MethodNode getMth() {
return mth;
}
public ExceptionHandler getFinallyHandler() {
return finallyHandler;
}
@@ -45,4 +58,33 @@ public class FinallyExtractInfo {
public BlockNode getStartBlock() {
return startBlock;
}
public InsnsSlice getCurDupSlice() {
return curDupSlice;
}
public void setCurDupSlice(InsnsSlice curDupSlice) {
this.curDupSlice = curDupSlice;
}
public List<InsnNode> getCurDupInsns() {
return curDupInsns;
}
public int getCurDupInsnsOffset() {
return curDupInsnsOffset;
}
public void setCurDupInsns(List<InsnNode> insns, int offset) {
this.curDupInsns = insns;
this.curDupInsnsOffset = offset;
}
@Override
public String toString() {
return "FinallyExtractInfo{"
+ "\n finally:\n " + finallyInsnsSlice
+ "\n dups:\n " + Utils.listToString(duplicateSlices, "\n ")
+ "\n}";
}
}
@@ -9,8 +9,10 @@ import org.jetbrains.annotations.Nullable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import jadx.core.Consts;
import jadx.core.dex.attributes.AFlag;
import jadx.core.dex.attributes.AType;
import jadx.core.dex.attributes.nodes.RegDebugInfoAttr;
import jadx.core.dex.instructions.InsnType;
import jadx.core.dex.instructions.args.InsnArg;
import jadx.core.dex.instructions.args.RegisterArg;
@@ -27,6 +29,7 @@ import jadx.core.dex.visitors.IDexTreeVisitor;
import jadx.core.dex.visitors.JadxVisitor;
import jadx.core.dex.visitors.ssa.SSATransform;
import jadx.core.utils.BlockUtils;
import jadx.core.utils.InsnList;
import jadx.core.utils.ListUtils;
import jadx.core.utils.Utils;
@@ -38,6 +41,7 @@ import jadx.core.utils.Utils;
)
public class MarkFinallyVisitor extends AbstractVisitor {
private static final Logger LOG = LoggerFactory.getLogger(MarkFinallyVisitor.class);
// private static final Logger LOG = LoggerFactory.getLogger(MarkFinallyVisitor.class);
@Override
public void visit(MethodNode mth) {
@@ -60,7 +64,7 @@ public class MarkFinallyVisitor extends AbstractVisitor {
}
}
} catch (Exception e) {
LOG.warn("Undo finally extract visitor, mth: {}", mth, e);
mth.addWarnComment("Undo finally extract visitor", e);
undoFinallyVisitor(mth);
}
}
@@ -100,20 +104,23 @@ public class MarkFinallyVisitor extends AbstractVisitor {
List<BlockNode> handlerBlocks =
new ArrayList<>(BlockUtils.collectBlocksDominatedByWithExcHandlers(mth, handlerBlock, handlerBlock));
handlerBlocks.remove(handlerBlock); // exclude block with 'move-exception'
handlerBlocks.removeIf(b -> BlockUtils.checkLastInsnType(b, InsnType.THROW));
cutPathEnds(mth, handlerBlocks);
if (handlerBlocks.isEmpty() || BlockUtils.isAllBlocksEmpty(handlerBlocks)) {
// remove empty catch
allHandler.getTryBlock().removeHandler(allHandler);
return true;
}
BlockNode startBlock = Utils.getOne(handlerBlock.getCleanSuccessors());
FinallyExtractInfo extractInfo = new FinallyExtractInfo(allHandler, startBlock, handlerBlocks);
FinallyExtractInfo extractInfo = new FinallyExtractInfo(mth, allHandler, startBlock, handlerBlocks);
if (Consts.DEBUG_FINALLY) {
LOG.debug("Finally info: handler=({}), start={}, blocks={}", allHandler, startBlock, handlerBlocks);
}
boolean hasInnerBlocks = !tryBlock.getInnerTryBlocks().isEmpty();
List<ExceptionHandler> handlers;
if (hasInnerBlocks) {
// collect handlers from this and all inner blocks (intentionally not using recursive collect for
// now)
// collect handlers from this and all inner blocks
// (intentionally not using recursive collect for now)
handlers = new ArrayList<>(tryBlock.getHandlers());
for (TryCatchBlockAttr innerTryBlock : tryBlock.getInnerTryBlocks()) {
handlers.addAll(innerTryBlock.getHandlers());
@@ -137,10 +144,12 @@ public class MarkFinallyVisitor extends AbstractVisitor {
}
}
}
if (Consts.DEBUG_FINALLY) {
LOG.debug("Handlers slices:\n{}", extractInfo);
}
boolean mergeInnerTryBlocks;
int duplicatesCount = extractInfo.getDuplicateSlices().size();
boolean fullTryBlock = duplicatesCount == (handlers.size() - 1);
if (fullTryBlock) {
if (duplicatesCount == (handlers.size() - 1)) {
// all collected handlers have duplicate block
mergeInnerTryBlocks = hasInnerBlocks;
} else {
@@ -170,15 +179,24 @@ public class MarkFinallyVisitor extends AbstractVisitor {
if (upPath.size() < handlerBlocks.size()) {
continue;
}
if (Consts.DEBUG_FINALLY) {
LOG.debug("Checking dup path starts: {} from {}", upPath, pred);
}
for (BlockNode block : upPath) {
if (searchDuplicateInsns(block, extractInfo)) {
found = true;
if (Consts.DEBUG_FINALLY) {
LOG.debug("Found dup in: {} from {}", block, pred);
}
break;
} else {
extractInfo.getFinallyInsnsSlice().resetIncomplete();
}
}
}
if (Consts.DEBUG_FINALLY) {
LOG.debug("Result slices:\n{}", extractInfo);
}
if (!found) {
return false;
}
@@ -204,6 +222,28 @@ public class MarkFinallyVisitor extends AbstractVisitor {
return true;
}
private static void cutPathEnds(MethodNode mth, List<BlockNode> handlerBlocks) {
List<BlockNode> throwBlocks = ListUtils.filter(handlerBlocks,
b -> BlockUtils.checkLastInsnType(b, InsnType.THROW));
if (throwBlocks.size() != 1) {
mth.addDebugComment("Finally have unexpected throw blocks count: " + throwBlocks.size() + ", expect 1");
return;
}
BlockNode throwBlock = throwBlocks.get(0);
handlerBlocks.remove(throwBlock);
removeEmptyUpPath(handlerBlocks, throwBlock);
}
private static void removeEmptyUpPath(List<BlockNode> handlerBlocks, BlockNode startBlock) {
for (BlockNode pred : startBlock.getPredecessors()) {
if (pred.isEmpty()) {
if (handlerBlocks.remove(pred) && !BlockUtils.isBackEdge(pred, startBlock)) {
removeEmptyUpPath(handlerBlocks, pred);
}
}
}
}
private static List<BlockNode> getPathStarts(MethodNode mth, BlockNode bottom, BlockNode bottomFinallyBlock) {
Stream<BlockNode> preds = bottom.getPredecessors().stream().filter(b -> b != bottomFinallyBlock);
if (bottom == mth.getExitBlock()) {
@@ -219,9 +259,8 @@ public class MarkFinallyVisitor extends AbstractVisitor {
for (InsnsSlice dupSlice : extractInfo.getDuplicateSlices()) {
List<InsnNode> dupInsnsList = dupSlice.getInsnsList();
if (dupInsnsList.size() != finallyInsnsList.size()) {
if (LOG.isDebugEnabled()) {
LOG.debug("Incorrect finally slice size: {}, expected: {}", dupSlice, finallySlice);
}
extractInfo.getMth().addDebugComment(
"Incorrect finally slice size: " + dupSlice + ", expected: " + finallySlice);
return false;
}
}
@@ -231,9 +270,8 @@ public class MarkFinallyVisitor extends AbstractVisitor {
List<InsnNode> insnsList = dupSlice.getInsnsList();
InsnNode dupInsn = insnsList.get(i);
if (finallyInsn.getType() != dupInsn.getType()) {
if (LOG.isDebugEnabled()) {
LOG.debug("Incorrect finally slice insn: {}, expected: {}", dupInsn, finallyInsn);
}
extractInfo.getMth().addDebugComment(
"Incorrect finally slice insn: " + dupInsn + ", expected: " + finallyInsn);
return false;
}
}
@@ -340,26 +378,32 @@ public class MarkFinallyVisitor extends AbstractVisitor {
* 'Finally' instructions can start in the middle of the first block.
*/
private static InsnsSlice isStartBlock(BlockNode dupBlock, BlockNode finallyBlock, FinallyExtractInfo extractInfo) {
extractInfo.setCurDupSlice(null);
List<InsnNode> dupInsns = dupBlock.getInstructions();
List<InsnNode> finallyInsns = finallyBlock.getInstructions();
if (dupInsns.size() < finallyInsns.size()) {
int dupSize = dupInsns.size();
int finSize = finallyInsns.size();
if (dupSize < finSize) {
return null;
}
int startPos = dupInsns.size() - finallyInsns.size();
int startPos;
int endPos = 0;
// fast check from end of block
if (!checkInsns(dupInsns, finallyInsns, startPos)) {
// check from block start
if (checkInsns(dupInsns, finallyInsns, 0)) {
startPos = 0;
endPos = finallyInsns.size();
} else {
if (dupSize == finSize) {
if (!checkInsns(extractInfo, dupInsns, finallyInsns, 0)) {
return null;
}
startPos = 0;
} else {
// dupSize > finSize
startPos = dupSize - finSize;
// fast check from end of block
if (!checkInsns(extractInfo, dupInsns, finallyInsns, startPos)) {
// search start insn
boolean found = false;
for (int i = 1; i < startPos; i++) {
if (checkInsns(dupInsns, finallyInsns, i)) {
if (checkInsns(extractInfo, dupInsns, finallyInsns, i)) {
startPos = i;
endPos = finallyInsns.size() + i;
endPos = finSize + i;
found = true;
break;
}
@@ -373,13 +417,14 @@ public class MarkFinallyVisitor extends AbstractVisitor {
// put instructions into slices
boolean complete;
InsnsSlice slice = new InsnsSlice();
extractInfo.setCurDupSlice(slice);
int endIndex;
if (endPos != 0) {
endIndex = endPos + 1;
// both slices completed
complete = true;
} else {
endIndex = dupInsns.size();
endIndex = dupSize;
complete = false;
}
@@ -393,9 +438,8 @@ public class MarkFinallyVisitor extends AbstractVisitor {
if (finallySlice.isComplete()) {
// compare slices
if (finallySlice.getInsnsList().size() != slice.getInsnsList().size()) {
if (LOG.isDebugEnabled()) {
LOG.debug("Another duplicated slice has different insns count: {}, finally: {}", slice, finallySlice);
}
extractInfo.getMth().addDebugComment(
"Another duplicated slice has different insns count: " + slice + ", finally: " + finallySlice);
return null;
}
// TODO: add additional slices checks
@@ -413,11 +457,12 @@ public class MarkFinallyVisitor extends AbstractVisitor {
return slice;
}
private static boolean checkInsns(List<InsnNode> remInsns, List<InsnNode> finallyInsns, int delta) {
private static boolean checkInsns(FinallyExtractInfo extractInfo, List<InsnNode> dupInsns, List<InsnNode> finallyInsns, int delta) {
extractInfo.setCurDupInsns(dupInsns, delta);
for (int i = finallyInsns.size() - 1; i >= 0; i--) {
InsnNode startInsn = finallyInsns.get(i);
InsnNode remInsn = remInsns.get(delta + i);
if (!sameInsns(remInsn, startInsn)) {
InsnNode dupInsn = dupInsns.get(delta + i);
if (!sameInsns(extractInfo, dupInsn, startInsn)) {
return false;
}
}
@@ -469,8 +514,9 @@ public class MarkFinallyVisitor extends AbstractVisitor {
if (dupInsnCount < finallyInsnCount) {
return false;
}
extractInfo.setCurDupInsns(dupInsns, 0);
for (int i = 0; i < finallyInsnCount; i++) {
if (!sameInsns(dupInsns.get(i), finallyInsns.get(i))) {
if (!sameInsns(extractInfo, dupInsns.get(i), finallyInsns.get(i))) {
return false;
}
}
@@ -484,26 +530,85 @@ public class MarkFinallyVisitor extends AbstractVisitor {
return true;
}
private static boolean sameInsns(InsnNode remInsn, InsnNode fInsn) {
if (!remInsn.isSame(fInsn)) {
private static boolean sameInsns(FinallyExtractInfo extractInfo, InsnNode dupInsn, InsnNode fInsn) {
if (!dupInsn.isSame(fInsn)) {
return false;
}
// TODO: check instance arg in ConstructorInsn
// TODO: compare literals
for (int i = 0; i < remInsn.getArgsCount(); i++) {
InsnArg remArg = remInsn.getArg(i);
for (int i = 0; i < dupInsn.getArgsCount(); i++) {
InsnArg dupArg = dupInsn.getArg(i);
InsnArg fArg = fInsn.getArg(i);
if (remArg.isRegister() != fArg.isRegister()) {
if (!isSameArgs(extractInfo, dupArg, fArg)) {
return false;
}
boolean remConst = remArg.isConst();
if (remConst != fArg.isConst()) {
return false;
}
if (remConst && !remArg.isSameConst(fArg)) {
}
return true;
}
@SuppressWarnings("RedundantIfStatement")
private static boolean isSameArgs(FinallyExtractInfo extractInfo, InsnArg dupArg, InsnArg fArg) {
boolean isReg = dupArg.isRegister();
if (isReg != fArg.isRegister()) {
return false;
}
if (isReg) {
RegisterArg dupReg = (RegisterArg) dupArg;
RegisterArg fReg = (RegisterArg) fArg;
if (!dupReg.sameCodeVar(fReg)
&& !sameDebugInfo(dupReg, fReg)
&& assignedOutsideHandler(extractInfo, dupReg, fReg)
&& assignInsnDifferent(dupReg, fReg)) {
return false;
}
}
boolean remConst = dupArg.isConst();
if (remConst != fArg.isConst()) {
return false;
}
if (remConst && !dupArg.isSameConst(fArg)) {
return false;
}
return true;
}
private static boolean sameDebugInfo(RegisterArg dupReg, RegisterArg fReg) {
RegDebugInfoAttr fDbgInfo = fReg.get(AType.REG_DEBUG_INFO);
RegDebugInfoAttr dupDbgInfo = dupReg.get(AType.REG_DEBUG_INFO);
if (fDbgInfo == null || dupDbgInfo == null) {
return false;
}
return dupDbgInfo.equals(fDbgInfo);
}
private static boolean assignInsnDifferent(RegisterArg dupReg, RegisterArg fReg) {
InsnNode assignInsn = fReg.getAssignInsn();
InsnNode dupAssign = dupReg.getAssignInsn();
if (assignInsn == null || dupAssign == null) {
return true;
}
if (!assignInsn.isSame(dupAssign)) {
return true;
}
if (assignInsn.isConstInsn() && dupAssign.isConstInsn()) {
return !assignInsn.isDeepEquals(dupAssign);
}
return false;
}
@SuppressWarnings("RedundantIfStatement")
private static boolean assignedOutsideHandler(FinallyExtractInfo extractInfo, RegisterArg dupReg, RegisterArg fReg) {
if (InsnList.contains(extractInfo.getFinallyInsnsSlice().getInsnsList(), fReg.getAssignInsn())) {
return false;
}
InsnNode dupAssign = dupReg.getAssignInsn();
InsnsSlice curDupSlice = extractInfo.getCurDupSlice();
if (curDupSlice != null && InsnList.contains(curDupSlice.getInsnsList(), dupAssign)) {
return false;
}
List<InsnNode> curDupInsns = extractInfo.getCurDupInsns();
if (Utils.notEmpty(curDupInsns) && InsnList.contains(curDupInsns, dupAssign, extractInfo.getCurDupInsnsOffset())) {
return false;
}
return true;
}
@@ -522,7 +627,7 @@ public class MarkFinallyVisitor extends AbstractVisitor {
DepthTraversal.visit(visitor, mth);
}
} catch (Exception e) {
LOG.error("Undo finally extract failed, mth: {}", mth, e);
mth.addError("Undo finally extract failed", e);
}
}
}
@@ -8,6 +8,7 @@ import jadx.core.dex.nodes.IContainer;
import jadx.core.dex.nodes.IRegion;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.dex.regions.Region;
import jadx.core.dex.regions.loops.LoopRegion;
import jadx.core.dex.visitors.AbstractVisitor;
public class CleanRegions extends AbstractVisitor {
@@ -42,6 +43,13 @@ public class CleanRegions extends AbstractVisitor {
BlockNode block = (BlockNode) container;
return block.getInstructions().isEmpty();
}
if (container instanceof LoopRegion) {
LoopRegion loopRegion = (LoopRegion) container;
if (loopRegion.isEndless()) {
// keep empty endless loops
return false;
}
}
if (container instanceof IRegion) {
List<IContainer> subBlocks = ((IRegion) container).getSubBlocks();
for (IContainer subBlock : subBlocks) {
@@ -464,7 +464,7 @@ public class RegionMaker {
BlockNode exitEnd = BlockUtils.followEmptyPath(exit);
List<LoopInfo> loops = exitEnd.getAll(AType.LOOP);
for (LoopInfo loopAtEnd : loops) {
if (loopAtEnd != loop) {
if (loopAtEnd != loop && loop.hasParent(loopAtEnd)) {
insertEdge = exitEdge;
confirm = true;
break;
@@ -14,9 +14,7 @@ import jadx.core.Consts;
import jadx.core.codegen.json.JsonMappingGen;
import jadx.core.deobf.Deobfuscator;
import jadx.core.deobf.NameMapper;
import jadx.core.dex.attributes.AFlag;
import jadx.core.dex.attributes.nodes.RenameReasonAttr;
import jadx.core.dex.info.AccessInfo;
import jadx.core.dex.info.ClassInfo;
import jadx.core.dex.info.FieldInfo;
import jadx.core.dex.nodes.ClassNode;
@@ -45,8 +43,8 @@ public class RenameVisitor extends AbstractVisitor {
deobfuscator.execute();
}
checkClasses(deobfuscator, root, args);
UserRenames.applyForNodes(root);
checkClasses(deobfuscator, root, args);
if (args.isDeobfuscationOn() || !args.isJsonOutput()) {
deobfuscator.savePresets();
@@ -196,11 +194,6 @@ public class RenameVisitor extends AbstractVisitor {
if (args.isRenameValid()) {
Set<String> names = new HashSet<>(methods.size());
for (MethodNode mth : methods) {
AccessInfo accessFlags = mth.getAccessFlags();
if (accessFlags.isBridge() || accessFlags.isSynthetic()
|| mth.contains(AFlag.DONT_GENERATE) /* this flag not set yet */) {
continue;
}
String signature = mth.getMethodInfo().makeSignature(true, false);
if (!names.add(signature)) {
deobfuscator.forceRenameMethod(mth);
@@ -0,0 +1,62 @@
package jadx.core.utils;
import java.util.HashSet;
import java.util.Locale;
import java.util.Objects;
import java.util.Set;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import jadx.core.deobf.NameMapper;
import jadx.core.deobf.TldHelper;
public class BetterName {
private static final Logger LOG = LoggerFactory.getLogger(BetterName.class);
private static final boolean DEBUG = true;
public static String compareAndGet(String first, String second) {
if (Objects.equals(first, second)) {
return first;
}
int firstRating = calcRating(first);
int secondRating = calcRating(second);
boolean firstBetter = firstRating >= secondRating;
if (DEBUG) {
if (firstBetter) {
LOG.info("Better name: '{}' > '{}' ({} > {})", first, second, firstRating, secondRating);
} else {
LOG.info("Better name: '{}' > '{}' ({} > {})", second, first, secondRating, firstRating);
}
}
return firstBetter ? first : second;
}
public static int calcRating(String str) {
int rating = str.length() * 3;
rating += differentCharsCount(str) * 20;
if (NameMapper.isAllCharsPrintable(str)) {
rating += 100;
}
if (NameMapper.isValidIdentifier(str)) {
rating += 50;
}
if (TldHelper.contains(str)) {
rating += 20;
}
if (str.contains("_")) {
// rare in obfuscated names
rating += 100;
}
return rating;
}
private static int differentCharsCount(String str) {
String lower = str.toLowerCase(Locale.ROOT);
Set<Integer> chars = new HashSet<>();
StringUtils.visitCodePoints(lower, chars::add);
return chars.size();
}
}
@@ -697,7 +697,7 @@ public class BlockUtils {
}
/**
* Search lowest common ancestor in dominator tree for input set.
* Search the lowest common ancestor in dominator tree for input set.
*/
@Nullable
public static BlockNode getCommonDominator(MethodNode mth, List<BlockNode> blocks) {
@@ -1013,6 +1013,9 @@ public class BlockUtils {
*/
@Nullable
public static InsnNode getOnlyOneInsnFromMth(MethodNode mth) {
if (mth.isNoCode()) {
return null;
}
InsnNode insn = null;
for (BlockNode block : mth.getBasicBlocks()) {
List<InsnNode> blockInsns = block.getInstructions();
@@ -246,4 +246,29 @@ public class DebugUtils {
Set<Object> seen = ConcurrentHashMap.newKeySet();
return t -> seen.add(keyExtractor.apply(t));
}
private static Map<String, Long> execTimes;
public static void initExecTimes() {
execTimes = new ConcurrentHashMap<>();
}
public static void mergeExecTimeFromStart(String tag, long startTimeMillis) {
mergeExecTime(tag, System.currentTimeMillis() - startTimeMillis);
}
public static void mergeExecTime(String tag, long execTimeMillis) {
execTimes.merge(tag, execTimeMillis, Long::sum);
}
public static void printExecTimes() {
System.out.println("Exec times:");
execTimes.forEach((tag, time) -> System.out.println(" " + tag + ": " + time + "ms"));
}
public static void printExecTimesWithTotal(long totalMillis) {
System.out.println("Exec times: total " + totalMillis + "ms");
execTimes.forEach((tag, time) -> System.out.println(" " + tag + ": " + time + "ms"
+ String.format(" (%.2f%%)", time * 100. / (double) totalMillis)));
}
}
@@ -13,9 +13,7 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import jadx.api.IDecompileScheduler;
import jadx.api.JadxDecompiler;
import jadx.api.JavaClass;
import jadx.core.dex.nodes.ClassNode;
import jadx.core.utils.exceptions.JadxRuntimeException;
public class DecompilerScheduler implements IDecompileScheduler {
@@ -24,18 +22,11 @@ public class DecompilerScheduler implements IDecompileScheduler {
private static final int MERGED_BATCH_SIZE = 16;
private static final boolean DEBUG_BATCHES = false;
private final JadxDecompiler decompiler;
public DecompilerScheduler(JadxDecompiler decompiler) {
this.decompiler = decompiler;
}
@Override
public List<List<JavaClass>> buildBatches(List<JavaClass> classes) {
try {
long start = System.currentTimeMillis();
List<List<ClassNode>> batches = internalBatches(Utils.collectionMap(classes, JavaClass::getClassNode));
List<List<JavaClass>> result = Utils.collectionMap(batches, l -> Utils.collectionMapNoNull(l, decompiler::getJavaClassByNode));
List<List<JavaClass>> result = internalBatches(classes);
if (LOG.isDebugEnabled()) {
LOG.debug("Build decompilation batches in {}ms", System.currentTimeMillis() - start);
}
@@ -53,14 +44,14 @@ public class DecompilerScheduler implements IDecompileScheduler {
* Put classes with many dependencies at the end.
* Build batches for dependencies of single class to avoid locking from another thread.
*/
public List<List<ClassNode>> internalBatches(List<ClassNode> classes) {
public List<List<JavaClass>> internalBatches(List<JavaClass> classes) {
List<DepInfo> deps = sumDependencies(classes);
Set<ClassNode> added = new HashSet<>(classes.size());
Comparator<ClassNode> cmpDepSize = Comparator.comparingInt(ClassNode::getTotalDepsCount);
List<List<ClassNode>> result = new ArrayList<>();
List<ClassNode> mergedBatch = new ArrayList<>(MERGED_BATCH_SIZE);
Set<JavaClass> added = new HashSet<>(classes.size());
Comparator<JavaClass> cmpDepSize = Comparator.comparingInt(JavaClass::getTotalDepsCount);
List<List<JavaClass>> result = new ArrayList<>();
List<JavaClass> mergedBatch = new ArrayList<>(MERGED_BATCH_SIZE);
for (DepInfo depInfo : deps) {
ClassNode cls = depInfo.getCls();
JavaClass cls = depInfo.getCls();
if (!added.add(cls)) {
continue;
}
@@ -73,9 +64,9 @@ public class DecompilerScheduler implements IDecompileScheduler {
mergedBatch = new ArrayList<>(MERGED_BATCH_SIZE);
}
} else {
List<ClassNode> batch = new ArrayList<>(depsSize + 1);
for (ClassNode dep : cls.getDependencies()) {
ClassNode topDep = dep.getTopParentClass();
List<JavaClass> batch = new ArrayList<>(depsSize + 1);
for (JavaClass dep : cls.getDependencies()) {
JavaClass topDep = dep.getTopParentClass();
if (!added.contains(topDep)) {
batch.add(topDep);
added.add(topDep);
@@ -95,11 +86,11 @@ public class DecompilerScheduler implements IDecompileScheduler {
return result;
}
private static List<DepInfo> sumDependencies(List<ClassNode> classes) {
private static List<DepInfo> sumDependencies(List<JavaClass> classes) {
List<DepInfo> deps = new ArrayList<>(classes.size());
for (ClassNode cls : classes) {
for (JavaClass cls : classes) {
int count = 0;
for (ClassNode dep : cls.getDependencies()) {
for (JavaClass dep : cls.getDependencies()) {
count += 1 + dep.getTotalDepsCount();
}
deps.add(new DepInfo(cls, count));
@@ -109,15 +100,15 @@ public class DecompilerScheduler implements IDecompileScheduler {
}
private static final class DepInfo implements Comparable<DepInfo> {
private final ClassNode cls;
private final JavaClass cls;
private final int depsCount;
private DepInfo(ClassNode cls, int depsCount) {
private DepInfo(JavaClass cls, int depsCount) {
this.cls = cls;
this.depsCount = depsCount;
}
public ClassNode getCls() {
public JavaClass getCls() {
return cls;
}
@@ -129,7 +120,7 @@ public class DecompilerScheduler implements IDecompileScheduler {
public int compareTo(@NotNull DecompilerScheduler.DepInfo o) {
int deps = Integer.compare(depsCount, o.depsCount);
if (deps == 0) {
return cls.compareTo(o.cls);
return cls.getClassNode().compareTo(o.cls.getClassNode());
}
return deps;
}
@@ -147,9 +138,9 @@ public class DecompilerScheduler implements IDecompileScheduler {
.collect(Collectors.toList());
}
private void dumpBatchesStats(List<ClassNode> classes, List<List<ClassNode>> result, List<DepInfo> deps) {
private void dumpBatchesStats(List<JavaClass> classes, List<List<JavaClass>> result, List<DepInfo> deps) {
double avg = result.stream().mapToInt(List::size).average().orElse(-1);
int maxSingleDeps = classes.stream().mapToInt(ClassNode::getTotalDepsCount).max().orElse(-1);
int maxSingleDeps = classes.stream().mapToInt(JavaClass::getTotalDepsCount).max().orElse(-1);
int maxSubDeps = deps.stream().mapToInt(DepInfo::getDepsCount).max().orElse(-1);
LOG.info("Batches stats:"
+ "\n input classes: " + classes.size()
@@ -29,8 +29,12 @@ public final class InsnList implements Iterable<InsnNode> {
}
public static int getIndex(List<InsnNode> list, InsnNode insn) {
return getIndex(list, insn, 0);
}
public static int getIndex(List<InsnNode> list, InsnNode insn, int startOffset) {
int size = list.size();
for (int i = 0; i < size; i++) {
for (int i = startOffset; i < size; i++) {
if (list.get(i) == insn) {
return i;
}
@@ -38,6 +42,14 @@ public final class InsnList implements Iterable<InsnNode> {
return -1;
}
public static boolean contains(List<InsnNode> list, InsnNode insn) {
return getIndex(list, insn, 0) != -1;
}
public static boolean contains(List<InsnNode> list, InsnNode insn, int startOffset) {
return getIndex(list, insn, startOffset) != -1;
}
public int getIndex(InsnNode insn) {
return getIndex(list, insn);
}
@@ -1,6 +1,7 @@
package jadx.core.utils;
import java.util.List;
import java.util.function.Function;
import java.util.function.Predicate;
import org.jetbrains.annotations.Nullable;
@@ -140,6 +141,37 @@ public class InsnUtils {
return null;
}
public static void replaceInsns(MethodNode mth, Function<InsnNode, InsnNode> replaceFunction) {
for (BlockNode block : mth.getBasicBlocks()) {
List<InsnNode> insns = block.getInstructions();
int insnsCount = insns.size();
for (int i = 0; i < insnsCount; i++) {
InsnNode insn = insns.get(i);
replaceInsnsInInsn(mth, insn, replaceFunction);
InsnNode replace = replaceFunction.apply(insn);
if (replace != null) {
BlockUtils.replaceInsn(mth, block, i, replace);
}
}
}
}
public static void replaceInsnsInInsn(MethodNode mth, InsnNode insn, Function<InsnNode, InsnNode> replaceFunction) {
int argsCount = insn.getArgsCount();
for (int i = 0; i < argsCount; i++) {
InsnArg arg = insn.getArg(i);
if (arg.isInsnWrap()) {
InsnNode wrapInsn = ((InsnWrapArg) arg).getWrapInsn();
replaceInsnsInInsn(mth, wrapInsn, replaceFunction);
InsnNode replace = replaceFunction.apply(wrapInsn);
if (replace != null) {
InsnRemover.unbindArgUsage(mth, arg);
insn.setArg(i, InsnArg.wrapInsnIntoArg(replace));
}
}
}
}
@Nullable
public static RegisterArg getRegFromInsn(List<RegisterArg> regs, InsnType insnType) {
for (RegisterArg reg : regs) {
@@ -160,6 +160,10 @@ public class ListUtils {
return true;
}
public static <T> boolean noneMatch(Collection<T> list, Predicate<T> test) {
return !anyMatch(list, test);
}
public static <T> boolean anyMatch(Collection<T> list, Predicate<T> test) {
if (list == null || list.isEmpty()) {
return false;
@@ -22,6 +22,7 @@ import jadx.core.dex.nodes.IRegion;
import jadx.core.dex.nodes.InsnNode;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.dex.regions.Region;
import jadx.core.dex.regions.loops.LoopRegion;
import jadx.core.dex.trycatch.CatchAttr;
import jadx.core.dex.trycatch.ExceptionHandler;
import jadx.core.dex.trycatch.TryCatchBlockAttr;
@@ -289,7 +290,11 @@ public class RegionUtils {
}
}
return false;
} else if (container instanceof IRegion) {
}
if (container instanceof LoopRegion) {
return true;
}
if (container instanceof IRegion) {
IRegion region = (IRegion) container;
for (IContainer block : region.getSubBlocks()) {
if (notEmpty(block)) {
@@ -297,9 +302,8 @@ public class RegionUtils {
}
}
return false;
} else {
throw new JadxRuntimeException(unknownContainerType(container));
}
throw new JadxRuntimeException(unknownContainerType(container));
}
public static void getAllRegionBlocks(IContainer container, Set<IBlock> blocks) {
@@ -428,7 +428,7 @@ public class Utils {
}
public static void checkThreadInterrupt() {
if (Thread.interrupted()) {
if (Thread.currentThread().isInterrupted()) {
throw new JadxRuntimeException("Thread interrupted");
}
}
@@ -129,7 +129,7 @@ public class AndroidResourcesUtils {
FieldNode newResField = new FieldNode(typeCls, rFieldInfo,
AccessFlags.PUBLIC | AccessFlags.STATIC | AccessFlags.FINAL);
newResField.addAttr(new EncodedValue(EncodedType.ENCODED_INT, resource.getId()));
typeCls.getFields().add(newResField);
typeCls.addField(newResField);
if (rClsExists) {
newResField.addInfoComment("Added by JADX");
}
@@ -10,12 +10,16 @@ import java.io.InputStream;
import java.io.OutputStream;
import java.nio.charset.StandardCharsets;
import java.nio.file.FileVisitOption;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.StandardOpenOption;
import java.nio.file.attribute.BasicFileAttributes;
import java.security.MessageDigest;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
import java.util.jar.JarEntry;
@@ -103,31 +107,42 @@ public class FileUtils {
}
}
public static void deleteFileIfExists(Path filePath) throws IOException {
Files.deleteIfExists(filePath);
}
public static boolean deleteDir(File dir) {
File[] content = dir.listFiles();
if (content != null) {
for (File file : content) {
deleteDir(file);
}
}
return dir.delete();
deleteDir(dir.toPath());
return true;
}
public static void deleteDirIfExists(Path dir) {
if (Files.exists(dir)) {
deleteDir(dir);
try {
deleteDir(dir);
} catch (Exception e) {
LOG.error("Failed to delete dir: " + dir.toAbsolutePath(), e);
}
}
}
public static void deleteDir(Path dir) {
try (Stream<Path> pathStream = Files.walk(dir)) {
pathStream.sorted(Comparator.reverseOrder())
.map(Path::toFile)
.forEach(file -> {
if (!file.delete()) {
LOG.warn("Failed to remove file: {}", file.getAbsolutePath());
}
});
private static final SimpleFileVisitor<Path> FILE_DELETE_VISITOR = new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
Files.delete(file);
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
Files.delete(dir);
return FileVisitResult.CONTINUE;
}
};
private static void deleteDir(Path dir) {
try {
Files.walkFileTree(dir, Collections.emptySet(), Integer.MAX_VALUE, FILE_DELETE_VISITOR);
} catch (Exception e) {
throw new JadxRuntimeException("Failed to delete directory " + dir, e);
}
@@ -152,11 +167,11 @@ public class FileUtils {
}
public static void deleteTempRootDir() {
deleteDir(TEMP_ROOT_DIR);
deleteDirIfExists(TEMP_ROOT_DIR);
}
public static void clearTempRootDir() {
deleteDir(TEMP_ROOT_DIR);
deleteDirIfExists(TEMP_ROOT_DIR);
makeDirs(TEMP_ROOT_DIR);
}
@@ -217,6 +232,16 @@ public class FileUtils {
}
}
public static void writeFile(Path file, String data) throws IOException {
FileUtils.makeDirsForFile(file);
Files.write(file, data.getBytes(StandardCharsets.UTF_8),
StandardOpenOption.WRITE, StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING);
}
public static String readFile(Path textFile) throws IOException {
return new String(Files.readAllBytes(textFile), StandardCharsets.UTF_8);
}
@NotNull
public static File prepareFile(File file) {
File saveFile = cutFileName(file);
@@ -254,6 +279,28 @@ public class FileUtils {
return new String(hexChars, StandardCharsets.UTF_8);
}
/**
* Zero padded hex string for first byte
*/
public static String byteToHex(int value) {
int v = value & 0xFF;
byte[] hexChars = new byte[] { HEX_ARRAY[v >>> 4], HEX_ARRAY[v & 0x0F] };
return new String(hexChars, StandardCharsets.US_ASCII);
}
/**
* Zero padded hex string for int value
*/
public static String intToHex(int value) {
byte[] hexChars = new byte[8];
int v = value;
for (int i = 7; i >= 0; i--) {
hexChars[i] = HEX_ARRAY[v & 0x0F];
v >>>= 4;
}
return new String(hexChars, StandardCharsets.US_ASCII);
}
public static boolean isZipFile(File file) {
try (InputStream is = new FileInputStream(file)) {
byte[] headers = new byte[4];
@@ -89,7 +89,8 @@ public class BinaryXMLParser extends CommonBinaryParser {
is.mark(4);
int v = is.readInt16(); // version
int h = is.readInt16(); // header size
if (v == 0x0003 && h == 0x0008) {
// Some APK Manifest.xml the version is 0
if (h == 0x0008) {
return true;
}
is.reset();
@@ -0,0 +1,13 @@
package jadx.core.xmlgen;
import java.io.IOException;
import java.io.InputStream;
public interface IResParser {
void decode(InputStream inputStream) throws IOException;
ResourceStorage getResStorage();
String[] getStrings();
}
@@ -0,0 +1,31 @@
package jadx.core.xmlgen;
import java.io.IOException;
import java.io.InputStream;
import jadx.api.ResourceFile;
import jadx.api.ResourceType;
import jadx.core.dex.nodes.RootNode;
import jadx.core.utils.exceptions.JadxRuntimeException;
public class ResDecoder {
public static IResParser decode(RootNode root, ResourceFile resFile, InputStream is) throws IOException {
if (resFile.getType() != ResourceType.ARSC) {
throw new IllegalArgumentException("Unexpected resource type for decode: " + resFile.getType() + ", expect ARSC");
}
IResParser parser = null;
String fileName = resFile.getOriginalName();
if (fileName.endsWith(".arsc")) {
parser = new ResTableParser(root);
}
if (fileName.endsWith(".pb")) {
parser = new ResProtoParser(root);
}
if (parser == null) {
throw new JadxRuntimeException("Unknown type of resource file: " + fileName);
}
parser.decode(is);
return parser;
}
}
@@ -20,16 +20,16 @@ import com.android.aapt.Resources.Style;
import com.android.aapt.Resources.Styleable;
import com.android.aapt.Resources.Type;
import com.android.aapt.Resources.Value;
import com.google.protobuf.InvalidProtocolBufferException;
import jadx.api.ICodeInfo;
import jadx.core.dex.nodes.RootNode;
import jadx.core.utils.files.FileUtils;
import jadx.core.xmlgen.entry.EntryConfig;
import jadx.core.xmlgen.entry.ProtoValue;
import jadx.core.xmlgen.entry.ResourceEntry;
import jadx.core.xmlgen.entry.ValuesParser;
public class ResProtoParser {
public class ResProtoParser implements IResParser {
private final RootNode root;
private final ResourceStorage resStorage = new ResourceStorage();
@@ -38,11 +38,7 @@ public class ResProtoParser {
}
public ResContainer decodeFiles(InputStream inputStream) throws IOException {
ResourceTable table = decodeProto(inputStream);
for (Package p : table.getPackageList()) {
parse(p);
}
resStorage.finish();
decode(inputStream);
ValuesParser vp = new ValuesParser(new String[0], resStorage.getResourcesNames());
ResXmlGen resGen = new ResXmlGen(resStorage, vp);
ICodeInfo content = XmlGenUtils.makeXmlDump(root.makeCodeWriter(), resStorage);
@@ -50,6 +46,15 @@ public class ResProtoParser {
return ResContainer.resourceTable("res", xmlFiles, content);
}
@Override
public void decode(InputStream inputStream) throws IOException {
ResourceTable table = ResourceTable.parseFrom(FileUtils.streamToByteArray(inputStream));
for (Package p : table.getPackageList()) {
parse(p);
}
resStorage.finish();
}
private void parse(Package p) {
String name = p.getPackageName();
resStorage.setAppPackage(name);
@@ -241,8 +246,13 @@ public class ResProtoParser {
return "";
}
private ResourceTable decodeProto(InputStream inputStream)
throws InvalidProtocolBufferException, IOException {
return ResourceTable.parseFrom(XmlGenUtils.readData(inputStream));
@Override
public ResourceStorage getResStorage() {
return resStorage;
}
@Override
public String[] getStrings() {
return new String[0];
}
}
@@ -10,21 +10,25 @@ import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.jetbrains.annotations.Nullable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import jadx.api.ICodeInfo;
import jadx.api.args.ResourceNameSource;
import jadx.core.deobf.NameMapper;
import jadx.core.dex.attributes.AFlag;
import jadx.core.dex.nodes.FieldNode;
import jadx.core.dex.nodes.RootNode;
import jadx.core.utils.BetterName;
import jadx.core.utils.exceptions.JadxRuntimeException;
import jadx.core.xmlgen.entry.EntryConfig;
import jadx.core.xmlgen.entry.RawNamedValue;
import jadx.core.xmlgen.entry.RawValue;
import jadx.core.xmlgen.entry.ResourceEntry;
import jadx.core.xmlgen.entry.ValuesParser;
public class ResTableParser extends CommonBinaryParser {
public class ResTableParser extends CommonBinaryParser implements IResParser {
private static final Logger LOG = LoggerFactory.getLogger(ResTableParser.class);
private static final Pattern VALID_RES_KEY_PATTERN = Pattern.compile("[\\w\\d_]+");
@@ -76,6 +80,7 @@ public class ResTableParser extends CommonBinaryParser {
this.useRawResName = useRawResNames;
}
@Override
public void decode(InputStream inputStream) throws IOException {
is = new ParserStream(inputStream);
decodeTableChunk();
@@ -93,14 +98,6 @@ public class ResTableParser extends CommonBinaryParser {
return ResContainer.resourceTable("res", xmlFiles, content);
}
public ResourceStorage getResStorage() {
return resStorage;
}
public String[] getStrings() {
return strings;
}
void decodeTableChunk() throws IOException {
is.checkInt16(RES_TABLE_TYPE, "Not a table chunk");
is.checkInt16(0x000c, "Unexpected table header size");
@@ -294,35 +291,66 @@ public class ResTableParser extends CommonBinaryParser {
if (renamedKey != null) {
return renamedKey;
}
FieldNode constField = root.getConstValues().getGlobalConstFields().get(resRef);
if (constField != null) {
constField.add(AFlag.DONT_RENAME);
return constField.getName();
}
// styles might contain dots in name, use VALID_RES_KEY_PATTERN only for resource file name
// styles might contain dots in name, search for alias only for resources names
if (typeName.equals("style")) {
return origKeyName;
} else if (VALID_RES_KEY_PATTERN.matcher(origKeyName).matches()) {
return origKeyName;
}
FieldNode constField = root.getConstValues().getGlobalConstFields().get(resRef);
String resAlias = getResAlias(resRef, origKeyName, constField);
resStorage.addRename(resRef, resAlias);
if (constField != null) {
constField.rename(resAlias);
constField.add(AFlag.DONT_RENAME);
}
return resAlias;
}
private String getResAlias(int resRef, String origKeyName, @Nullable FieldNode constField) {
String name;
if (constField == null || constField.getTopParentClass().isSynthetic()) {
name = origKeyName;
} else {
name = getBetterName(root.getArgs().getResourceNameSource(), origKeyName, constField.getName());
}
Matcher matcher = VALID_RES_KEY_PATTERN.matcher(name);
if (matcher.matches()) {
return name;
}
// Making sure origKeyName compliant with resource file name rules
Matcher m = VALID_RES_KEY_PATTERN.matcher(origKeyName);
String cleanedResName = cleanName(matcher);
String newResName = String.format("res_0x%08x", resRef);
if (cleanedResName.isEmpty()) {
return newResName;
}
// autogenerate key name, appended with cleaned origKeyName to be human-friendly
return newResName + "_" + cleanedResName.toLowerCase();
}
public static String getBetterName(ResourceNameSource nameSource, String resName, String codeName) {
switch (nameSource) {
case AUTO:
return BetterName.compareAndGet(resName, codeName);
case RESOURCES:
return resName;
case CODE:
return codeName;
default:
throw new JadxRuntimeException("Unexpected ResourceNameSource value: " + nameSource);
}
}
private String cleanName(Matcher matcher) {
StringBuilder sb = new StringBuilder();
boolean first = true;
while (m.find()) {
while (matcher.find()) {
if (!first) {
sb.append("_");
}
sb.append(m.group());
sb.append(matcher.group());
first = false;
}
// autogenerate key name, appended with cleaned origKeyName to be human-friendly
String newResName = String.format("res_0x%08x", resRef);
String cleanedResName = sb.toString();
if (!cleanedResName.isEmpty()) {
newResName += "_" + cleanedResName.toLowerCase();
}
return newResName;
return sb.toString();
}
private RawNamedValue parseValueMap() throws IOException {
@@ -434,4 +462,14 @@ public class ResTableParser extends CommonBinaryParser {
is.skipToPos(start + length, "readScriptOrVariantChar");
return sb.toString();
}
@Override
public ResourceStorage getResStorage() {
return resStorage;
}
@Override
public String[] getStrings() {
return strings;
}
}
@@ -168,11 +168,13 @@ public class ResXmlGen {
private void addItem(ICodeWriter cw, String itemTag, String typeName, RawNamedValue value) {
String nameStr = vp.decodeNameRef(value.getNameRef());
String valueStr = vp.decodeValue(value.getRawValue());
int dataType = value.getRawValue().getDataType();
if (!typeName.equals("attr")) {
if (valueStr == null || valueStr.equals("0")) {
if (dataType == ParserConstants.TYPE_REFERENCE && (valueStr == null || valueStr.equals("0"))) {
valueStr = "@null";
}
if (nameStr != null) {
if (dataType == ParserConstants.TYPE_INT_DEC && nameStr != null) {
try {
int intVal = Integer.parseInt(valueStr);
String newVal = ManifestAttributes.getInstance().decode(nameStr.replace("android:attr.", ""), intVal);
@@ -1,5 +1,8 @@
package jadx.api;
import jadx.core.dex.nodes.ClassNode;
import jadx.core.dex.nodes.FieldNode;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.dex.nodes.RootNode;
public class JadxInternalAccess {
@@ -7,4 +10,16 @@ public class JadxInternalAccess {
public static RootNode getRoot(JadxDecompiler d) {
return d.getRoot();
}
public static JavaClass convertClassNode(JadxDecompiler d, ClassNode clsNode) {
return d.convertClassNode(clsNode);
}
public static JavaMethod convertMethodNode(JadxDecompiler d, MethodNode mthNode) {
return d.convertMethodNode(mthNode);
}
public static JavaField convertFieldNode(JadxDecompiler d, FieldNode fldNode) {
return d.convertFieldNode(fldNode);
}
}
@@ -0,0 +1,22 @@
package jadx.core.utils;
import org.junit.jupiter.api.Test;
import static jadx.core.utils.BetterName.calcRating;
import static jadx.tests.api.utils.assertj.JadxAssertions.assertThat;
public class TestBetterName {
@Test
public void test() {
expectFirst("color_main", "t0");
expectFirst("done", "oOo0oO0o");
}
private void expectFirst(String first, String second) {
String best = BetterName.compareAndGet(first, second);
assertThat(best)
.as(() -> String.format("'%s'=%d, '%s'=%d", first, calcRating(first), second, calcRating(second)))
.isEqualTo(first);
}
}
@@ -43,9 +43,6 @@ import jadx.api.args.DeobfuscationMapFileMode;
import jadx.api.metadata.ICodeMetadata;
import jadx.api.metadata.annotations.InsnCodeOffset;
import jadx.core.dex.attributes.AFlag;
import jadx.core.dex.attributes.AType;
import jadx.core.dex.attributes.IAttributeNode;
import jadx.core.dex.attributes.nodes.JadxCommentsAttr;
import jadx.core.dex.nodes.ClassNode;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.dex.nodes.RootNode;
@@ -63,13 +60,11 @@ import jadx.tests.api.utils.TestUtils;
import static org.apache.commons.lang3.StringUtils.leftPad;
import static org.apache.commons.lang3.StringUtils.rightPad;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.empty;
import static org.hamcrest.Matchers.emptyArray;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.notNullValue;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.fail;
@@ -79,8 +74,6 @@ public abstract class IntegrationTest extends TestUtils {
private static final String TEST_DIRECTORY = "src/test/java";
private static final String TEST_DIRECTORY2 = "jadx-core/" + TEST_DIRECTORY;
private static final String OUT_DIR = "test-out-tmp";
private static final String DEFAULT_INPUT_PLUGIN = "dx";
/**
* Set 'TEST_INPUT_PLUGIN' env variable to use 'java' or 'dx' input in tests
@@ -132,7 +125,7 @@ public abstract class IntegrationTest extends TestUtils {
this.useJavaInput = null;
args = new JadxArgs();
args.setOutDir(new File(OUT_DIR));
args.setOutDir(new File("test-out-tmp"));
args.setShowInconsistentCode(true);
args.setThreadsCount(1);
args.setSkipResources(true);
@@ -156,6 +149,10 @@ public abstract class IntegrationTest extends TestUtils {
}
}
public void setOutDirSuffix(String suffix) {
args.setOutDir(new File("test-out-" + suffix + "-tmp"));
}
public String getTestName() {
return this.getClass().getSimpleName();
}
@@ -287,7 +284,7 @@ public abstract class IntegrationTest extends TestUtils {
}
protected void runChecks(List<ClassNode> clsList) {
clsList.forEach(this::checkCode);
clsList.forEach(cls -> checkCode(cls, allowWarnInCode));
compileClassNode(clsList);
clsList.forEach(this::runAutoCheck);
}
@@ -345,33 +342,6 @@ public abstract class IntegrationTest extends TestUtils {
root.processResources(resStorage);
}
protected void checkCode(ClassNode cls) {
assertFalse(hasErrors(cls), "Inconsistent cls: " + cls);
for (MethodNode mthNode : cls.getMethods()) {
if (hasErrors(mthNode)) {
fail("Method with problems: " + mthNode
+ "\n " + Utils.listToString(mthNode.getAttributesStringsList(), "\n "));
}
}
String code = cls.getCode().getCodeStr();
assertThat(code, not(containsString("inconsistent")));
assertThat(code, not(containsString("JADX ERROR")));
}
private boolean hasErrors(IAttributeNode node) {
if (node.contains(AFlag.INCONSISTENT_CODE) || node.contains(AType.JADX_ERROR)) {
return true;
}
if (!allowWarnInCode) {
JadxCommentsAttr commentsAttr = node.get(AType.JADX_COMMENTS);
if (commentsAttr != null) {
return commentsAttr.getComments().get(CommentsLevel.WARN) != null;
}
}
return false;
}
private void runAutoCheck(ClassNode cls) {
String clsName = cls.getClassInfo().getRawName().replace('/', '.');
try {
@@ -585,7 +555,7 @@ public abstract class IntegrationTest extends TestUtils {
protected void enableDeobfuscation() {
args.setDeobfuscationOn(true);
args.setDeobfuscationMapFileMode(DeobfuscationMapFileMode.OVERWRITE);
args.setDeobfuscationMapFileMode(DeobfuscationMapFileMode.IGNORE);
args.setDeobfuscationMinLength(2);
args.setDeobfuscationMaxLength(64);
}
@@ -19,10 +19,15 @@ import static org.hamcrest.Matchers.notNullValue;
public abstract class SmaliTest extends IntegrationTest {
private static final String SMALI_TESTS_PROJECT = "jadx-core";
private static final String SMALI_TESTS_DIR = "src/test/smali";
private static final String SMALI_TESTS_EXT = ".smali";
private String currentProject = "jadx-core";
public void setCurrentProject(String currentProject) {
this.currentProject = currentProject;
}
@BeforeEach
public void init() {
Assumptions.assumeFalse(USE_JAVA_INPUT, "skip smali test for java input tests");
@@ -89,24 +94,24 @@ public abstract class SmaliTest extends IntegrationTest {
.collect(Collectors.toList());
}
private static File getSmaliFile(String baseName) {
private File getSmaliFile(String baseName) {
File smaliFile = new File(SMALI_TESTS_DIR, baseName + SMALI_TESTS_EXT);
if (smaliFile.exists()) {
return smaliFile;
}
File pathFromRoot = new File(SMALI_TESTS_PROJECT, smaliFile.getPath());
File pathFromRoot = new File(currentProject, smaliFile.getPath());
if (pathFromRoot.exists()) {
return pathFromRoot;
}
throw new AssertionError("Smali file not found: " + smaliFile.getPath());
}
private static File getSmaliDir(String baseName) {
private File getSmaliDir(String baseName) {
File smaliDir = new File(SMALI_TESTS_DIR, baseName);
if (smaliDir.exists()) {
return smaliDir;
}
File pathFromRoot = new File(SMALI_TESTS_PROJECT, smaliDir.getPath());
File pathFromRoot = new File(currentProject, smaliDir.getPath());
if (pathFromRoot.exists()) {
return pathFromRoot;
}
@@ -11,7 +11,6 @@ import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
import javax.tools.DiagnosticListener;
import javax.tools.JavaCompiler;
@@ -82,7 +81,7 @@ public class TestCompiler implements Closeable {
arguments.addAll(options.getArguments());
DiagnosticListener<? super JavaFileObject> diagnostic =
diagObj -> System.out.println("Compiler diagnostic: " + diagObj.getMessage(Locale.ROOT));
diagObj -> System.out.println("Compiler diagnostic: " + diagObj);
Writer out = new PrintWriter(System.out);
CompilationTask compilerTask = compiler.getTask(out, fileManager, diagnostic, arguments, null, jfObjects);
if (Boolean.FALSE.equals(compilerTask.call())) {
@@ -114,7 +113,7 @@ public class TestCompiler implements Closeable {
assertNotNull(mth, "Failed to get method " + methodName + '(' + Arrays.toString(types) + ')');
return mth.invoke(inst, args);
} catch (Throwable e) {
IntegrationTest.rethrow("Invoke error", e);
IntegrationTest.rethrow("Invoke error for method: " + methodName, e);
return null;
}
}
@@ -31,6 +31,10 @@ public enum TestProfile implements Consumer<IntegrationTest> {
test.useTargetJavaVersion(11);
test.useJavaInput();
}),
JAVA17("java-17", test -> {
test.useTargetJavaVersion(17);
test.useJavaInput();
}),
ECJ_DX_J8("ecj-dx-j8", test -> {
test.useEclipseCompiler();
test.useTargetJavaVersion(8);
@@ -52,8 +56,9 @@ public enum TestProfile implements Consumer<IntegrationTest> {
}
@Override
public void accept(IntegrationTest integrationTest) {
this.setup.accept(integrationTest);
public void accept(IntegrationTest test) {
this.setup.accept(test);
test.setOutDirSuffix(description);
}
public String getDescription() {
@@ -3,7 +3,21 @@ package jadx.tests.api.utils;
import org.junit.jupiter.api.extension.ExtendWith;
import jadx.NotYetImplementedExtension;
import jadx.api.CommentsLevel;
import jadx.api.ICodeWriter;
import jadx.core.dex.attributes.AFlag;
import jadx.core.dex.attributes.AType;
import jadx.core.dex.attributes.IAttributeNode;
import jadx.core.dex.attributes.nodes.JadxCommentsAttr;
import jadx.core.dex.nodes.ClassNode;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.utils.Utils;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.not;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.fail;
@ExtendWith(NotYetImplementedExtension.class)
public class TestUtils {
@@ -35,4 +49,31 @@ public class TestUtils {
}
return count;
}
protected static void checkCode(ClassNode cls, boolean allowWarnInCode) {
assertFalse(hasErrors(cls, allowWarnInCode), "Inconsistent cls: " + cls);
for (MethodNode mthNode : cls.getMethods()) {
if (hasErrors(mthNode, allowWarnInCode)) {
fail("Method with problems: " + mthNode
+ "\n " + Utils.listToString(mthNode.getAttributesStringsList(), "\n "));
}
}
String code = cls.getCode().getCodeStr();
assertThat(code, not(containsString("inconsistent")));
assertThat(code, not(containsString("JADX ERROR")));
}
protected static boolean hasErrors(IAttributeNode node, boolean allowWarnInCode) {
if (node.contains(AFlag.INCONSISTENT_CODE) || node.contains(AType.JADX_ERROR)) {
return true;
}
if (!allowWarnInCode) {
JadxCommentsAttr commentsAttr = node.get(AType.JADX_COMMENTS);
if (commentsAttr != null) {
return commentsAttr.getComments().get(CommentsLevel.WARN) != null;
}
}
return false;
}
}
@@ -8,7 +8,6 @@ import org.assertj.core.api.Assertions;
import jadx.api.ICodeInfo;
import jadx.api.metadata.ICodeAnnotation;
import jadx.core.dex.nodes.ClassNode;
import jadx.core.dex.nodes.ICodeNode;
import jadx.tests.api.IntegrationTest;
import static jadx.tests.api.utils.assertj.JadxAssertions.assertThat;
@@ -58,11 +57,12 @@ public class JadxClassNodeAssertions extends AbstractObjectAssert<JadxClassNodeA
return this;
}
public void checkCodeAnnotationFor(String refStr, ICodeNode node) {
public JadxClassNodeAssertions checkCodeAnnotationFor(String refStr, ICodeAnnotation node) {
checkCodeAnnotationFor(refStr, 0, node);
return this;
}
public void checkCodeAnnotationFor(String refStr, int refOffset, ICodeNode node) {
public JadxClassNodeAssertions checkCodeAnnotationFor(String refStr, int refOffset, ICodeAnnotation node) {
ICodeInfo code = actual.getCode();
int codePos = code.getCodeStr().indexOf(refStr);
assertThat(codePos).describedAs("String '%s' not found", refStr).isNotEqualTo(-1);
@@ -70,9 +70,10 @@ public class JadxClassNodeAssertions extends AbstractObjectAssert<JadxClassNodeA
for (Map.Entry<Integer, ICodeAnnotation> entry : code.getCodeMetadata().getAsMap().entrySet()) {
if (entry.getKey() == refPos) {
Assertions.assertThat(entry.getValue()).isEqualTo(node);
return;
return this;
}
}
fail("Annotation for reference string: '%s' at position %d not found", refStr, refPos);
return this;
}
}
@@ -13,21 +13,24 @@ import jadx.api.ICodeWriter;
import jadx.api.JadxArgs;
import jadx.api.JadxDecompiler;
import jadx.api.JadxInternalAccess;
import jadx.api.metadata.ICodeAnnotation;
import jadx.api.metadata.ICodeNodeRef;
import jadx.core.dex.nodes.ClassNode;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.dex.nodes.RootNode;
import jadx.core.utils.DebugChecks;
import jadx.core.utils.exceptions.JadxRuntimeException;
import jadx.tests.api.IntegrationTest;
import jadx.tests.api.utils.TestUtils;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.greaterThan;
import static org.hamcrest.Matchers.is;
public abstract class BaseExternalTest extends IntegrationTest {
public abstract class BaseExternalTest extends TestUtils {
private static final Logger LOG = LoggerFactory.getLogger(BaseExternalTest.class);
protected JadxDecompiler decompiler;
protected abstract String getSamplesDir();
protected JadxArgs prepare(String inputFile) {
@@ -55,16 +58,16 @@ public abstract class BaseExternalTest extends IntegrationTest {
}
protected JadxDecompiler decompile(JadxArgs jadxArgs, @Nullable String clsPatternStr, @Nullable String mthPatternStr) {
JadxDecompiler jadx = new JadxDecompiler(jadxArgs);
jadx.load();
decompiler = new JadxDecompiler(jadxArgs);
decompiler.load();
if (clsPatternStr == null) {
jadx.save();
decompiler.save();
} else {
processByPatterns(jadx, clsPatternStr, mthPatternStr);
processByPatterns(decompiler, clsPatternStr, mthPatternStr);
}
printErrorReport(jadx);
return jadx;
printErrorReport(decompiler);
return decompiler;
}
private void processByPatterns(JadxDecompiler jadx, String clsPattern, @Nullable String mthPattern) {
@@ -109,7 +112,7 @@ public abstract class BaseExternalTest extends IntegrationTest {
} else {
LOG.info("Code: \n{}", classNode.getCode());
}
checkCode(classNode);
checkCode(classNode, false);
return true;
}
@@ -134,7 +137,7 @@ public abstract class BaseExternalTest extends IntegrationTest {
String dashLine = "======================================================================================";
for (MethodNode mth : classNode.getMethods()) {
if (isMthMatch(mth, mthPattern)) {
String mthCode = cutMethodCode(codeInfo, code, mth);
String mthCode = cutMethodCode(codeInfo, mth);
LOG.info("Print method: {}\n{}\n{}\n{}", mth.getMethodInfo().getShortId(),
dashLine,
mthCode,
@@ -143,36 +146,33 @@ public abstract class BaseExternalTest extends IntegrationTest {
}
}
@NotNull
private String cutMethodCode(ICodeInfo codeInfo, String code, MethodNode mth) {
int defPos = mth.getDefPosition();
int startPos = getCommentStartPos(code, defPos);
ICodeNodeRef nodeBelow = codeInfo.getCodeMetadata().getNodeBelow(defPos);
int stopPos = nodeBelow == null ? code.length() : nodeBelow.getDefPosition();
int brackets = 0;
StringBuilder mthCode = new StringBuilder();
for (int i = startPos; i > 0 && i < stopPos;) {
int codePoint = code.codePointAt(i);
mthCode.appendCodePoint(codePoint);
if (i >= defPos) {
// also count brackets for detect method end
if (codePoint == '{') {
brackets++;
} else if (codePoint == '}') {
brackets--;
if (brackets <= 0) {
break;
}
}
}
i += Character.charCount(codePoint);
}
return mthCode.toString();
private String cutMethodCode(ICodeInfo codeInfo, MethodNode mth) {
int startPos = getCommentStartPos(codeInfo, mth.getDefPosition());
int stopPos = getNextNodePos(mth, codeInfo);
return codeInfo.getCodeStr().substring(startPos, stopPos);
}
protected int getCommentStartPos(String code, int pos) {
private int getNextNodePos(MethodNode mth, ICodeInfo codeInfo) {
int pos = mth.getDefPosition() + 1;
while (true) {
ICodeNodeRef nodeBelow = codeInfo.getCodeMetadata().getNodeBelow(pos);
if (nodeBelow == null) {
return codeInfo.getCodeStr().length();
}
if (nodeBelow.getAnnType() != ICodeAnnotation.AnnType.METHOD) {
return nodeBelow.getDefPosition();
}
MethodNode nodeMth = (MethodNode) nodeBelow;
if (nodeMth.getParentClass().equals(mth.getParentClass())) { // skip methods from anonymous classes
return getCommentStartPos(codeInfo, nodeMth.getDefPosition());
}
pos = nodeMth.getDefPosition() + 1;
}
}
protected int getCommentStartPos(ICodeInfo codeInfo, int pos) {
String emptyLine = ICodeWriter.NL + ICodeWriter.NL;
int emptyLinePos = code.lastIndexOf(emptyLine, pos);
int emptyLinePos = codeInfo.getCodeStr().lastIndexOf(emptyLine, pos);
return emptyLinePos == -1 ? pos : emptyLinePos + emptyLine.length();
}
@@ -0,0 +1,41 @@
package jadx.tests.integration.deobf;
import org.junit.jupiter.api.Test;
import jadx.tests.api.IntegrationTest;
import static jadx.tests.api.utils.assertj.JadxAssertions.assertThat;
public class TestInheritedMethodRename extends IntegrationTest {
public static class TestCls {
public static class A extends B {
}
public static class B {
public void call() {
System.out.println("call");
}
}
public void test(A a) {
// reference to A.call() not renamed,
// should be resolved to B.call() and use alias
a.call();
}
}
@Test
public void test() {
noDebugInfo();
enableDeobfuscation();
getArgs().setDeobfuscationMinLength(99);
assertThat(getClassNode(TestCls.class))
.code()
.containsOne("public void m0call() {")
.doesNotContain(".call();")
.containsOne(".m0call();");
}
}
@@ -1,8 +1,10 @@
package jadx.tests.integration.enums;
import java.util.Collections;
import org.junit.jupiter.api.Test;
import jadx.core.dex.nodes.ClassNode;
import jadx.api.CommentsLevel;
import jadx.tests.api.SmaliTest;
import static jadx.tests.api.utils.assertj.JadxAssertions.assertThat;
@@ -32,14 +34,31 @@ public class TestEnumObfuscated extends SmaliTest {
public synthetic int getNum() {
return this.num;
}
// custom values method
// should be kept and renamed to avoid collision to enum 'values()' method
public static int values() {
return new TestEnumObfuscated[0];
}
// usage of renamed 'values()' method, should be renamed back to 'values'
public static int valuesCount() {
return vs().length;
}
// usage of renamed '$VALUES' field, should be replaced with 'values()' method call
public static int valuesFieldUse() {
return $VLS.length;
}
}
*/
// @formatter:on
@Test
public void test() {
ClassNode cls = getClassNodeFromSmali();
assertThat(cls)
getArgs().setCommentsLevel(CommentsLevel.WARN);
getArgs().setRenameFlags(Collections.emptySet());
assertThat(getClassNodeFromSmali())
.code()
.doesNotContain("$VLS")
.doesNotContain("vo(")
@@ -56,8 +56,6 @@ public class TestGenericsMthOverride extends IntegrationTest {
assertThat(code, containsOne("public Y method(Exception x) {"));
assertThat(code, containsOne("public Object method(Object x) {"));
assertThat(code, countString(3, "@Override"));
// TODO: @Override missing for class C
// assertThat(code, countString(4, "@Override"));
assertThat(code, countString(4, "@Override"));
}
}
@@ -0,0 +1,47 @@
package jadx.tests.integration.inline;
import java.util.Collections;
import org.junit.jupiter.api.Test;
import jadx.tests.api.SmaliTest;
import static jadx.tests.api.utils.assertj.JadxAssertions.assertThat;
@SuppressWarnings("CommentedOutCode")
public class TestOverlapSyntheticMethods extends SmaliTest {
// @formatter:off
/*
public String test(int i) {
return a(i) + "|" + a(i);
}
public int a(int i) {
return i;
}
public String a(int i) {
return "i:" + i;
}
*/
// @formatter:on
@Test
public void testSmali() {
assertThat(getClassNodeFromSmali())
.code()
.containsOne("int a(int i) {")
.containsOne("String m0a(int i) {");
}
@Test
public void testSmaliNoRename() {
getArgs().setRenameFlags(Collections.emptySet());
disableCompilation();
assertThat(getClassNodeFromSmali())
.code()
.containsOne("int a(int i) {")
.containsOne("String a(int i) {")
.containsOne("return a(i) + \"|\" + a(i);");
}
}
@@ -0,0 +1,45 @@
package jadx.tests.integration.inline;
import java.util.function.Function;
import org.junit.jupiter.api.Test;
import jadx.api.metadata.ICodeAnnotation;
import jadx.api.metadata.annotations.NodeDeclareRef;
import jadx.core.dex.nodes.ClassNode;
import jadx.tests.api.SmaliTest;
import static jadx.tests.api.utils.assertj.JadxAssertions.assertThat;
public class TestOverrideBridgeMerge extends SmaliTest {
public static class TestCls implements Function<String, Integer> {
@Override
public /* bridge */ /* synthetic */ Integer apply(String str) {
return test(str);
}
public Integer test(String str) {
return str.length();
}
}
@Test
public void test() {
assertThat(getClassNode(TestCls.class))
.code()
.containsOne("Integer test(String str) {"); // not inlined
}
@Test
public void testSmali() {
ClassNode cls = getClassNodeFromSmali();
ICodeAnnotation mthDef = new NodeDeclareRef(getMethod(cls, "apply"));
assertThat(cls)
.checkCodeAnnotationFor("apply(String str) {", mthDef)
.code()
.containsOne("@Override")
.containsOne("public Integer apply(String str) {")
.doesNotContain("test(String str)");
}
}

Some files were not shown because too many files have changed in this diff Show More