Update JingMatrix/LSPosed

To avoid a crash in the fisrt launch (#7), we cannot use PLT
.inline_hooker to DisableBackgroundVerification.

Remove ccache to avoid difference between CI builds and local builds.

.github/workflows/main.yml

@@ -58,17 +58,6 @@ jobs:
       with:
         gradle-home-cache-cleanup: true
 
-    - name: Setup ccache
-      uses: hendrikmuhs/ccache-action@v1
-      with:
-        max-size: 2G
-        key: lsp
-        restore-keys: lsp
-        save: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
-
-    - name: Setup Android SDK
-      uses: android-actions/setup-android@v3
-
     - name: Setup ninja
       uses: seanmiddleditch/gha-setup-ninja@master
       with:

patch-loader/src/main/jni/include/art/runtime/jit/profile_saver.h

@@ -10,47 +10,49 @@
 using namespace lsplant;
 
 namespace art {
-    CREATE_MEM_HOOK_STUB_ENTRY(
-            "_ZN3art12ProfileSaver20ProcessProfilingInfoEbPt",
-            bool, ProcessProfilingInfo, (void * thiz, bool, uint16_t *), {
-                LOGD("skipped profile saving");
-                return true;
-            });
-
-    CREATE_MEM_HOOK_STUB_ENTRY(
-            "_ZN3art12ProfileSaver20ProcessProfilingInfoEbbPt",
-            bool, ProcessProfilingInfoWithBool, (void * thiz, bool, bool, uint16_t *), {
-                LOGD("skipped profile saving");
-                return true;
-            });
-
-    CREATE_HOOK_STUB_ENTRY(
-            "execve",
-            int, execve, (const char *pathname, const char *argv[], char *const envp[]), {
-                if (strstr(pathname, "dex2oat")) {
-                    size_t count = 0;
-                    while (argv[count++] != nullptr);
-                    std::unique_ptr<const char *[]> new_args = std::make_unique<const char *[]>(
-                            count + 1);
-                    for (size_t i = 0; i < count - 1; ++i)
-                        new_args[i] = argv[i];
-                    new_args[count - 1] = "--inline-max-code-units=0";
-                    new_args[count] = nullptr;
-
-                    LOGD("dex2oat by disable inline!");
-                    int ret = backup(pathname, new_args.get(), envp);
-                    return ret;
-                }
-                int ret = backup(pathname, argv, envp);
+class ProfileSaver {
+private:
+    inline static MemberHooker<"_ZN3art12ProfileSaver20ProcessProfilingInfoEbPt", ProfileSaver,
+                               bool(bool, uint16_t *)>
+        ProcessProfilingInfo_ = +[](ProfileSaver *thiz, bool a, uint16_t *b) {
+            LOGD("skipped profile saving");
+            return true;
+        };
+
+    inline static MemberHooker<"_ZN3art12ProfileSaver20ProcessProfilingInfoEbbPt", ProfileSaver,
+                               bool(bool, bool, uint16_t *)>
+        ProcessProfilingInfoWithBool_ = +[](ProfileSaver *thiz, bool, bool, uint16_t *) {
+            LOGD("skipped profile saving");
+            return true;
+        };
+
+    inline static Hooker<"execve",
+                         int(const char *pathname, const char *argv[], char *const envp[])>
+        execve_ = +[](const char *pathname, const char *argv[], char *const envp[]) {
+            if (strstr(pathname, "dex2oat")) {
+                size_t count = 0;
+                while (argv[count++] != nullptr);
+                std::unique_ptr<const char *[]> new_args =
+                    std::make_unique<const char *[]>(count + 1);
+                for (size_t i = 0; i < count - 1; ++i) new_args[i] = argv[i];
+                new_args[count - 1] = "--inline-max-code-units=0";
+                new_args[count] = nullptr;
+
+                LOGD("dex2oat by disable inline!");
+                int ret = execve_(pathname, new_args.get(), envp);
                 return ret;
-            });
-
+            }
+            int ret = execve_(pathname, argv, envp);
+            return ret;
+        };
 
+public:
     static void DisableInline(const HookHandler &handler) {
-        HookSyms(handler, ProcessProfilingInfo, ProcessProfilingInfoWithBool);
-        HookSymNoHandle(handler, reinterpret_cast<void*>(&::execve), execve);
+        handler.hook(ProcessProfilingInfo_);
+        handler.hook(ProcessProfilingInfoWithBool_);
+        handler.hook(execve_);
     }
-}
-
+};
+}  // namespace art
 
-#endif //LSPATCH_PROFILE_SAVER_H
+#endif  // LSPATCH_PROFILE_SAVER_H

patch-loader/src/main/jni/include/art/runtime/oat_file_manager.h

@@ -26,39 +26,46 @@
 using namespace lsplant;
 
 namespace art {
-    CREATE_MEM_HOOK_STUB_ENTRY(
-            "_ZN3art14OatFileManager25RunBackgroundVerificationERKNSt3__16vectorIPKNS_7DexFileENS1_9allocatorIS5_EEEEP8_jobjectPKc",
-            void, RunBackgroundVerificationWithContext,
-            (void * thiz, const std::vector<const void *> &dex_files,
-                    jobject class_loader,
-                    const char *class_loader_context), {
+class FileManager {
+public:
+    inline static MemberHooker<
+        "_ZN3art14OatFileManager25RunBackgroundVerificationERKNSt3__"
+        "16vectorIPKNS_7DexFileENS1_9allocatorIS5_EEEEP8_jobjectPKc",
+        FileManager, void(const std::vector<const void *> &, jobject, const char *)>
+        RunBackgroundVerificationWithContext_ =
+            +[](FileManager *thiz, const std::vector<const void *> &dex_files, jobject class_loader,
+                const char *class_loader_context) {
                 if (lspd::Context::GetInstance()->GetCurrentClassLoader() == nullptr) {
                     LOGD("Disabled background verification");
                     return;
                 }
-                backup(thiz, dex_files, class_loader, class_loader_context);
-            });
+                RunBackgroundVerificationWithContext_(thiz, dex_files, class_loader,
+                                                      class_loader_context);
+            };
 
-    CREATE_MEM_HOOK_STUB_ENTRY(
-            "_ZN3art14OatFileManager25RunBackgroundVerificationERKNSt3__16vectorIPKNS_7DexFileENS1_9allocatorIS5_EEEEP8_jobject",
-            void, RunBackgroundVerification,
-            (void * thiz, const std::vector<const void *> &dex_files,
-                    jobject class_loader), {
+    inline static MemberHooker<
+        "_ZN3art14OatFileManager25RunBackgroundVerificationERKNSt3__"
+        "16vectorIPKNS_7DexFileENS1_9allocatorIS5_EEEEP8_jobject",
+        FileManager, void(const std::vector<const void *> &, jobject)>
+        RunBackgroundVerification_ =
+            +[](FileManager *thiz, const std::vector<const void *> &dex_files,
+                jobject class_loader) {
                 if (lspd::Context::GetInstance()->GetCurrentClassLoader() == nullptr) {
                     LOGD("Disabled background verification");
                     return;
                 }
-                backup(thiz, dex_files, class_loader);
-            });
-
+                RunBackgroundVerification_(thiz, dex_files, class_loader);
+            };
 
+public:
     static void DisableBackgroundVerification(const lsplant::HookHandler &handler) {
         const int api_level = lspd::GetAndroidApiLevel();
         if (api_level >= __ANDROID_API_Q__) {
-            HookSyms(handler, RunBackgroundVerificationWithContext, RunBackgroundVerification);
+            handler.hook(RunBackgroundVerificationWithContext_);
+            handler.hook(RunBackgroundVerification_);
         }
     }
-}
-
+};
+}  // namespace art
 
-#endif //LSPATCH_OAT_FILE_MANAGER_H
+#endif  // LSPATCH_OAT_FILE_MANAGER_H

patch-loader/src/main/jni/src/jni/bypass_sig.cpp

@@ -2,6 +2,7 @@
 // Created by VIP on 2021/4/25.
 //
 
+#include "../src/native_api.h"
 #include "bypass_sig.h"
 #include "elf_util.h"
 #include "logging.h"
@@ -12,40 +13,46 @@
 
 namespace lspd {
 
-    std::string apkPath;
-    std::string redirectPath;
-
-    CREATE_HOOK_STUB_ENTRY(
-            "__openat",
-            int, __openat,
-            (int fd, const char* pathname, int flag, int mode), {
-                if (pathname == apkPath) {
-                    LOGD("redirect openat");
-                    return backup(fd, redirectPath.c_str(), flag, mode);
-                }
-                return backup(fd, pathname, flag, mode);
-            });
-
-    LSP_DEF_NATIVE_METHOD(void, SigBypass, enableOpenatHook, jstring origApkPath, jstring cacheApkPath) {
-        auto sym_openat = SandHook::ElfImg("libc.so").getSymbAddress<void *>("__openat");
-        auto r = HookSymNoHandle(handler, sym_openat, __openat);
-        if (!r) {
-            LOGE("Hook __openat fail");
-            return;
-        }
-        lsplant::JUTFString str1(env, origApkPath);
-        lsplant::JUTFString str2(env, cacheApkPath);
-        apkPath = str1.get();
-        redirectPath = str2.get();
-        LOGD("apkPath %s", apkPath.c_str());
-        LOGD("redirectPath %s", redirectPath.c_str());
-    }
+std::string apkPath;
+std::string redirectPath;
 
-    static JNINativeMethod gMethods[] = {
-            LSP_NATIVE_METHOD(SigBypass, enableOpenatHook, "(Ljava/lang/String;Ljava/lang/String;)V")
+inline static lsplant::Hooker<"__openat", int(int, const char*, int flag, int)> __openat_ =
+    +[](int fd, const char* pathname, int flag, int mode) {
+        if (pathname == apkPath) {
+            LOGD("redirect openat");
+            return __openat_(fd, redirectPath.c_str(), flag, mode);
+        }
+        return __openat_(fd, pathname, flag, mode);
     };
 
-    void RegisterBypass(JNIEnv* env) {
-        REGISTER_LSP_NATIVE_METHODS(SigBypass);
+bool HookOpenat(const lsplant::HookHandler& handler) { return handler.hook(__openat_); }
+
+LSP_DEF_NATIVE_METHOD(void, SigBypass, enableOpenatHook, jstring origApkPath,
+                      jstring cacheApkPath) {
+    auto r = HookOpenat(lsplant::InitInfo{
+        .inline_hooker =
+            [](auto t, auto r) {
+                void* bk = nullptr;
+                return HookInline(t, r, &bk) == 0 ? bk : nullptr;
+            },
+        .art_symbol_resolver =
+            [](auto symbol) { return SandHook::ElfImg("libc.so").getSymbAddress(symbol); },
+    });
+    if (!r) {
+        LOGE("Hook __openat fail");
+        return;
     }
+    lsplant::JUTFString str1(env, origApkPath);
+    lsplant::JUTFString str2(env, cacheApkPath);
+    apkPath = str1.get();
+    redirectPath = str2.get();
+    LOGD("apkPath %s", apkPath.c_str());
+    LOGD("redirectPath %s", redirectPath.c_str());
 }
+
+static JNINativeMethod gMethods[] = {
+    LSP_NATIVE_METHOD(SigBypass, enableOpenatHook, "(Ljava/lang/String;Ljava/lang/String;)V")};
+
+void RegisterBypass(JNIEnv* env) { REGISTER_LSP_NATIVE_METHODS(SigBypass); }
+
+}  // namespace lspd