Update pre/post hooks implementation
This commit is contained in:
topjohnwu
parent
bbef22daf7
commit
540b4b7ea9
@ -33,8 +33,7 @@ LOCAL_SRC_FILES := \
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su/su_daemon.cpp \
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inject/entry.cpp \
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inject/utils.cpp \
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inject/hook.cpp \
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inject/jni_hooks.cpp
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inject/hook.cpp
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LOCAL_LDLIBS := -llog
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include $(BUILD_EXECUTABLE)
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@ -13,14 +13,48 @@ static JavaVM *g_jvm;
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// For some reason static vector won't work, use a pointer instead
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static vector<tuple<const char *, const char *, void **>> *hook_list;
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namespace {
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struct HookContext {
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int pid;
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};
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}
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// JNI method declarations
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namespace JNI {
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namespace Zygote {
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const JNINativeMethod *nativeForkAndSpecialize_orig = nullptr;
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const JNINativeMethod *nativeSpecializeAppProcess_orig = nullptr;
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const JNINativeMethod *nativeForkSystemServer_orig = nullptr;
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extern const JNINativeMethod nativeForkAndSpecialize_methods[];
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extern const int nativeForkAndSpecialize_methods_num;
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extern const JNINativeMethod nativeSpecializeAppProcess_methods[];
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extern const int nativeSpecializeAppProcess_methods_num;
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extern const JNINativeMethod nativeForkSystemServer_methods[];
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extern const int nativeForkSystemServer_methods_num;
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}
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namespace SystemProperties {
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const JNINativeMethod *native_set_orig = nullptr;
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extern const JNINativeMethod native_set_methods[];
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constexpr int native_set_methods_num = 1;
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}
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}
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#define DEF_HOOK_FUNC(ret, func, ...) \
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static ret (*old_##func)(__VA_ARGS__); \
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static ret new_##func(__VA_ARGS__)
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#define HOOK_JNI(clazz, method) \
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if (newMethods[i].name == #method##sv) { \
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JNI::clazz::method##_orig = new JNINativeMethod(); \
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memcpy(JNI::clazz::method##_orig, &newMethods[i], sizeof(JNINativeMethod)); \
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auto orig = new JNINativeMethod(); \
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memcpy(orig, &newMethods[i], sizeof(JNINativeMethod)); \
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JNI::clazz::method##_orig = orig; \
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for (int j = 0; j < JNI::clazz::method##_methods_num; ++j) { \
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if (strcmp(newMethods[i].signature, JNI::clazz::method##_methods[j].signature) == 0) { \
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newMethods[i] = JNI::clazz::method##_methods[j]; \
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@ -65,6 +99,49 @@ DEF_HOOK_FUNC(int, jniRegisterNativeMethods,
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return old_jniRegisterNativeMethods(env, className, newMethods.get() ?: methods, numMethods);
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}
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static void nativeForkAndSpecialize_pre(HookContext *ctx,
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JNIEnv *env, jclass clazz, jint &uid, jint &gid, jintArray &gids, jint &runtime_flags,
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jobjectArray &rlimits, jint &mount_external, jstring &se_info, jstring &nice_name,
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jintArray &fds_to_close, jintArray &fds_to_ignore, jboolean &is_child_zygote,
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jstring &instruction_set, jstring &app_data_dir, jboolean &is_top_app, jobjectArray &pkg_data_info_list,
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jobjectArray &whitelisted_data_info_list, jboolean &mount_data_dirs, jboolean &mount_storage_dirs) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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static void nativeForkAndSpecialize_post(HookContext *ctx, JNIEnv *env, jclass clazz) {
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LOGD("hook: %s\n", __FUNCTION__);
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// Demonstrate self unload in child process
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if (ctx->pid == 0)
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self_unload();
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}
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// -----------------------------------------------------------------
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static void nativeSpecializeAppProcess_pre(HookContext *ctx,
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JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
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jboolean is_child_zygote, jstring instruction_set, jstring app_data_dir,
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jboolean &is_top_app, jobjectArray &pkg_data_info_list, jobjectArray &whitelisted_data_info_list,
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jboolean &mount_data_dirs, jboolean &mount_storage_dirs) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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static void nativeSpecializeAppProcess_post(HookContext *ctx, JNIEnv *env, jclass clazz) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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// -----------------------------------------------------------------
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static void nativeForkSystemServer_pre(HookContext *ctx,
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JNIEnv *env, jclass clazz, uid_t &uid, gid_t &gid, jintArray &gids, jint &runtime_flags,
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jobjectArray &rlimits, jlong &permitted_capabilities, jlong &effective_capabilities) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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static void nativeForkSystemServer_post(HookContext *ctx, JNIEnv *env, jclass clazz) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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static bool hook_refresh() {
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if (xhook_refresh(0) == 0) {
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xhook_clear();
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@ -107,6 +184,7 @@ bool unhook_functions() {
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if (g_jvm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK)
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return false;
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// Unhook JNI methods
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vector<JNINativeMethod> methods;
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push_method(Zygote, nativeForkAndSpecialize);
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@ -130,6 +208,7 @@ bool unhook_functions() {
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return false;
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}
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// Unhook xhook
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for (auto &[path, sym, old_func] : *hook_list) {
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if (xhook_register(path, sym, *old_func, nullptr) != 0) {
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LOGE("hook: Failed to register hook \"%s\"\n", sym);
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@ -139,3 +218,5 @@ bool unhook_functions() {
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delete hook_list;
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return hook_refresh();
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}
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#include "jni_hooks.hpp"
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@ -20,28 +20,3 @@ uintptr_t get_remote_lib(int pid, const char *lib);
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void self_unload();
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void hook_functions();
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bool unhook_functions();
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// JNI method declarations
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namespace JNI {
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namespace Zygote {
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extern JNINativeMethod *nativeForkAndSpecialize_orig;
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extern JNINativeMethod *nativeSpecializeAppProcess_orig;
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extern JNINativeMethod *nativeForkSystemServer_orig;
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extern const JNINativeMethod nativeForkAndSpecialize_methods[];
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extern const int nativeForkAndSpecialize_methods_num;
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extern const JNINativeMethod nativeSpecializeAppProcess_methods[];
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extern const int nativeSpecializeAppProcess_methods_num;
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extern const JNINativeMethod nativeForkSystemServer_methods[];
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extern const int nativeForkSystemServer_methods_num;
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}
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namespace SystemProperties {
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extern JNINativeMethod *native_set_orig;
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extern const JNINativeMethod native_set_methods[];
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constexpr int native_set_methods_num = 1;
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}
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}
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@ -6,71 +6,20 @@
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* Copyright (c) 2021, John 'topjohnwu' Wu
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*/
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#include <jni.h>
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#include <utils.hpp>
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#include "inject.hpp"
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#define ENABLE_LEGACY_DP 0 // Nobody should use outdated developer preview...
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static void nativeForkAndSpecialize_pre(
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JNIEnv *env, jclass clazz, jint &uid, jint &gid, jintArray &gids, jint &runtime_flags,
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jobjectArray &rlimits, jint &mount_external, jstring &se_info, jstring &se_name,
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jintArray &fdsToClose, jintArray &fdsToIgnore, jboolean &is_child_zygote,
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jstring &instructionSet, jstring &appDataDir, jboolean &isTopApp, jobjectArray &pkgDataInfoList,
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jobjectArray &whitelistedDataInfoList, jboolean &bindMountAppDataDirs, jboolean &bindMountAppStorageDirs) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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static void nativeForkAndSpecialize_post(JNIEnv *env, jclass clazz, jint uid, jint pid) {
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LOGD("hook: %s\n", __FUNCTION__);
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// Demonstrate self unload in child process
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if (pid == 0)
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self_unload();
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}
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// -----------------------------------------------------------------
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static void nativeSpecializeAppProcess_pre(
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JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtimeFlags,
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jobjectArray rlimits, jint mountExternal, jstring seInfo, jstring niceName,
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jboolean startChildZygote, jstring instructionSet, jstring appDataDir,
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jboolean &isTopApp, jobjectArray &pkgDataInfoList, jobjectArray &whitelistedDataInfoList,
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jboolean &bindMountAppDataDirs, jboolean &bindMountAppStorageDirs) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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static void nativeSpecializeAppProcess_post(JNIEnv *env, jclass clazz) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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// -----------------------------------------------------------------
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static void nativeForkSystemServer_pre(
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JNIEnv *env, jclass clazz, uid_t &uid, gid_t &gid, jintArray &gids, jint &debug_flags,
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jobjectArray &rlimits, jlong &permittedCapabilities, jlong &effectiveCapabilities) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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static void nativeForkSystemServer_post(JNIEnv *env, jclass clazz, jint res) {
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LOGD("hook: %s\n", __FUNCTION__);
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}
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// -----------------------------------------------------------------
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#define ENABLE_LEGACY_DP 1 // Nobody should use outdated developer preview...
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// All possible missing arguments
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static union {
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struct {
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jintArray fdsToIgnore;
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jintArray fds_to_ignore;
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jboolean is_child_zygote;
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jboolean isTopApp;
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jobjectArray pkgDataInfoList;
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jobjectArray whitelistedDataInfoList;
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jboolean bindMountAppDataDirs;
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jboolean bindMountAppStorageDirs;
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jboolean is_top_app;
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jobjectArray pkg_data_info_list;
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jobjectArray whitelisted_data_info_list;
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jboolean mount_data_dirs;
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jboolean mount_storage_dirs;
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};
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size_t missing_arg_buf[8]; // Easy access to wipe all variables at once
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size_t args_buf[8]; // Easy access to wipe all variables at once
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};
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#define DCL_JNI(ret, name, sig, ...) \
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@ -80,19 +29,20 @@ static ret name(__VA_ARGS__)
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// -----------------------------------------------------------------
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#define pre_fork() \
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memset(missing_arg_buf, 0, sizeof(missing_arg_buf)); \
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nativeForkAndSpecialize_pre( env, clazz, uid, gid, gids, runtime_flags, \
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rlimits, mount_external, se_info, se_name, fdsToClose, fdsToIgnore, is_child_zygote, \
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instructionSet, appDataDir, isTopApp, pkgDataInfoList, whitelistedDataInfoList, \
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bindMountAppDataDirs, bindMountAppStorageDirs) \
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HookContext ctx{}; \
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memset(args_buf, 0, sizeof(args_buf)); \
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nativeForkAndSpecialize_pre(&ctx, env, clazz, uid, gid, gids, runtime_flags, \
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rlimits, mount_external, se_info, nice_name, fds_to_close, fds_to_ignore, is_child_zygote, \
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instruction_set, app_data_dir, is_top_app, pkg_data_info_list, whitelisted_data_info_list, \
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mount_data_dirs, mount_storage_dirs)
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#define orig_fork(ver, ...) \
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jint pid = reinterpret_cast<decltype(&nativeForkAndSpecialize_##ver)> \
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ctx.pid = reinterpret_cast<decltype(&nativeForkAndSpecialize_##ver)> \
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(JNI::Zygote::nativeForkAndSpecialize_orig->fnPtr)(__VA_ARGS__)
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#define post_fork() \
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nativeForkAndSpecialize_post(env, clazz, uid, pid); \
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return pid
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nativeForkAndSpecialize_post(&ctx, env, clazz); \
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return ctx.pid
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#define DCL_FORK_AND_SPECIALIZE(ver, sig, ...) \
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DCL_JNI(jint, nativeForkAndSpecialize_##ver, sig, __VA_ARGS__)
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@ -100,46 +50,46 @@ DCL_JNI(jint, nativeForkAndSpecialize_##ver, sig, __VA_ARGS__)
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DCL_FORK_AND_SPECIALIZE(m,
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"(II[II[[IILjava/lang/String;Ljava/lang/String;[ILjava/lang/String;Ljava/lang/String;)I",
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JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring se_name,
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jintArray fdsToClose, jstring instructionSet, jstring appDataDir) {
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
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jintArray fds_to_close, jstring instruction_set, jstring app_data_dir) {
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pre_fork();
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orig_fork(m, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external,
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se_info, se_name, fdsToClose, instructionSet, appDataDir);
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se_info, nice_name, fds_to_close, instruction_set, app_data_dir);
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post_fork();
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}
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DCL_FORK_AND_SPECIALIZE(o,
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"(II[II[[IILjava/lang/String;Ljava/lang/String;[I[ILjava/lang/String;Ljava/lang/String;)I",
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JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring se_name,
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jintArray fdsToClose, jintArray fdsToIgnore, jstring instructionSet, jstring appDataDir) {
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
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jintArray fds_to_close, jintArray fds_to_ignore, jstring instruction_set, jstring app_data_dir) {
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pre_fork();
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orig_fork(o, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external,
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se_info, se_name, fdsToClose, fdsToIgnore, instructionSet, appDataDir);
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se_info, nice_name, fds_to_close, fds_to_ignore, instruction_set, app_data_dir);
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post_fork();
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}
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DCL_FORK_AND_SPECIALIZE(p,
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"(II[II[[IILjava/lang/String;Ljava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;)I",
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JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring se_name,
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jintArray fdsToClose, jintArray fdsToIgnore, jboolean is_child_zygote,
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jstring instructionSet, jstring appDataDir) {
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
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jintArray fds_to_close, jintArray fds_to_ignore, jboolean is_child_zygote,
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jstring instruction_set, jstring app_data_dir) {
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pre_fork();
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orig_fork(p, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info,
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se_name, fdsToClose, fdsToIgnore, is_child_zygote, instructionSet, appDataDir);
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nice_name, fds_to_close, fds_to_ignore, is_child_zygote, instruction_set, app_data_dir);
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post_fork();
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}
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DCL_FORK_AND_SPECIALIZE(q_alt,
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"(II[II[[IILjava/lang/String;Ljava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;Z)I",
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JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring se_name,
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jintArray fdsToClose, jintArray fdsToIgnore, jboolean is_child_zygote,
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jstring instructionSet, jstring appDataDir, jboolean isTopApp) {
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
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jintArray fds_to_close, jintArray fds_to_ignore, jboolean is_child_zygote,
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jstring instruction_set, jstring app_data_dir, jboolean is_top_app) {
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pre_fork();
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orig_fork(q_alt, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info,
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se_name, fdsToClose, fdsToIgnore, is_child_zygote, instructionSet, appDataDir, isTopApp);
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nice_name, fds_to_close, fds_to_ignore, is_child_zygote, instruction_set, app_data_dir, is_top_app);
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post_fork();
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}
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@ -147,27 +97,27 @@ DCL_FORK_AND_SPECIALIZE(q_alt,
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DCL_FORK_AND_SPECIALIZE(r_dp2,
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"(II[II[[IILjava/lang/String;Ljava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;Z[Ljava/lang/String;)I",
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JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring se_name,
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jintArray fdsToClose, jintArray fdsToIgnore, jboolean is_child_zygote,
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jstring instructionSet, jstring appDataDir, jboolean isTopApp, jobjectArray pkgDataInfoList) {
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
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jintArray fds_to_close, jintArray fds_to_ignore, jboolean is_child_zygote,
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jstring instruction_set, jstring app_data_dir, jboolean is_top_app, jobjectArray pkg_data_info_list) {
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pre_fork();
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orig_fork(r_dp2, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info,
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se_name, fdsToClose, fdsToIgnore, is_child_zygote, instructionSet, appDataDir,
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isTopApp, pkgDataInfoList);
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nice_name, fds_to_close, fds_to_ignore, is_child_zygote, instruction_set, app_data_dir,
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is_top_app, pkg_data_info_list);
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post_fork();
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}
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DCL_FORK_AND_SPECIALIZE(r_dp3,
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"(II[II[[IILjava/lang/String;Ljava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;Z[Ljava/lang/String;Z)I",
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JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring se_name,
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jintArray fdsToClose, jintArray fdsToIgnore, jboolean is_child_zygote,
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jstring instructionSet, jstring appDataDir, jboolean isTopApp, jobjectArray pkgDataInfoList,
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jboolean bindMountAppStorageDirs) {
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jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
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jintArray fds_to_close, jintArray fds_to_ignore, jboolean is_child_zygote,
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jstring instruction_set, jstring app_data_dir, jboolean is_top_app, jobjectArray pkg_data_info_list,
|
||||
jboolean mount_storage_dirs) {
|
||||
pre_fork();
|
||||
orig_fork(r_dp3, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external,
|
||||
se_info, se_name, fdsToClose, fdsToIgnore, is_child_zygote, instructionSet,
|
||||
appDataDir, isTopApp, pkgDataInfoList, bindMountAppStorageDirs);
|
||||
se_info, nice_name, fds_to_close, fds_to_ignore, is_child_zygote, instruction_set,
|
||||
app_data_dir, is_top_app, pkg_data_info_list, mount_storage_dirs);
|
||||
post_fork();
|
||||
}
|
||||
#endif // ENABLE_LEGACY_DP
|
||||
@ -175,14 +125,14 @@ DCL_FORK_AND_SPECIALIZE(r_dp3,
|
||||
DCL_FORK_AND_SPECIALIZE(r,
|
||||
"(II[II[[IILjava/lang/String;Ljava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;Z[Ljava/lang/String;[Ljava/lang/String;ZZ)I",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jstring se_name,
|
||||
jintArray fdsToClose, jintArray fdsToIgnore, jboolean is_child_zygote,
|
||||
jstring instructionSet, jstring appDataDir, jboolean isTopApp, jobjectArray pkgDataInfoList,
|
||||
jobjectArray whitelistedDataInfoList, jboolean bindMountAppDataDirs, jboolean bindMountAppStorageDirs) {
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
|
||||
jintArray fds_to_close, jintArray fds_to_ignore, jboolean is_child_zygote,
|
||||
jstring instruction_set, jstring app_data_dir, jboolean is_top_app, jobjectArray pkg_data_info_list,
|
||||
jobjectArray whitelisted_data_info_list, jboolean mount_data_dirs, jboolean mount_storage_dirs) {
|
||||
pre_fork();
|
||||
orig_fork(r, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info,
|
||||
se_name, fdsToClose, fdsToIgnore, is_child_zygote, instructionSet, appDataDir, isTopApp,
|
||||
pkgDataInfoList, whitelistedDataInfoList, bindMountAppDataDirs, bindMountAppStorageDirs);
|
||||
nice_name, fds_to_close, fds_to_ignore, is_child_zygote, instruction_set, app_data_dir, is_top_app,
|
||||
pkg_data_info_list, whitelisted_data_info_list, mount_data_dirs, mount_storage_dirs);
|
||||
post_fork();
|
||||
}
|
||||
|
||||
@ -190,10 +140,10 @@ DCL_FORK_AND_SPECIALIZE(samsung_m,
|
||||
"(II[II[[IILjava/lang/String;IILjava/lang/String;[ILjava/lang/String;Ljava/lang/String;)I",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jint category, jint accessInfo,
|
||||
jstring se_name, jintArray fdsToClose, jstring instructionSet, jstring appDataDir) {
|
||||
jstring nice_name, jintArray fds_to_close, jstring instruction_set, jstring app_data_dir) {
|
||||
pre_fork();
|
||||
orig_fork(samsung_m, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external,
|
||||
se_info, category, accessInfo, se_name, fdsToClose, instructionSet, appDataDir);
|
||||
se_info, category, accessInfo, nice_name, fds_to_close, instruction_set, app_data_dir);
|
||||
post_fork();
|
||||
}
|
||||
|
||||
@ -201,10 +151,10 @@ DCL_FORK_AND_SPECIALIZE(samsung_n,
|
||||
"(II[II[[IILjava/lang/String;IILjava/lang/String;[ILjava/lang/String;Ljava/lang/String;I)I",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jint category, jint accessInfo,
|
||||
jstring se_name, jintArray fdsToClose, jstring instructionSet, jstring appDataDir, jint a1) {
|
||||
jstring nice_name, jintArray fds_to_close, jstring instruction_set, jstring app_data_dir, jint a1) {
|
||||
pre_fork();
|
||||
orig_fork(samsung_n, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external,
|
||||
se_info, category, accessInfo, se_name, fdsToClose, instructionSet, appDataDir, a1);
|
||||
se_info, category, accessInfo, nice_name, fds_to_close, instruction_set, app_data_dir, a1);
|
||||
post_fork();
|
||||
}
|
||||
|
||||
@ -212,12 +162,12 @@ DCL_FORK_AND_SPECIALIZE(samsung_o,
|
||||
"(II[II[[IILjava/lang/String;IILjava/lang/String;[I[ILjava/lang/String;Ljava/lang/String;)I",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jint category, jint accessInfo,
|
||||
jstring se_name, jintArray fdsToClose, jintArray fdsToIgnore, jstring instructionSet,
|
||||
jstring appDataDir) {
|
||||
jstring nice_name, jintArray fds_to_close, jintArray fds_to_ignore, jstring instruction_set,
|
||||
jstring app_data_dir) {
|
||||
pre_fork();
|
||||
orig_fork(samsung_o, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external,
|
||||
se_info, category, accessInfo, se_name, fdsToClose, fdsToIgnore,
|
||||
instructionSet, appDataDir);
|
||||
se_info, category, accessInfo, nice_name, fds_to_close, fds_to_ignore,
|
||||
instruction_set, app_data_dir);
|
||||
post_fork();
|
||||
}
|
||||
|
||||
@ -225,12 +175,12 @@ DCL_FORK_AND_SPECIALIZE(samsung_p,
|
||||
"(II[II[[IILjava/lang/String;IILjava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;)I",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jint category, jint accessInfo,
|
||||
jstring se_name, jintArray fdsToClose, jintArray fdsToIgnore, jboolean is_child_zygote,
|
||||
jstring instructionSet, jstring appDataDir) {
|
||||
jstring nice_name, jintArray fds_to_close, jintArray fds_to_ignore, jboolean is_child_zygote,
|
||||
jstring instruction_set, jstring app_data_dir) {
|
||||
pre_fork();
|
||||
orig_fork(samsung_p, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external,
|
||||
se_info, category, accessInfo, se_name, fdsToClose, fdsToIgnore, is_child_zygote,
|
||||
instructionSet, appDataDir);
|
||||
se_info, category, accessInfo, nice_name, fds_to_close, fds_to_ignore, is_child_zygote,
|
||||
instruction_set, app_data_dir);
|
||||
post_fork();
|
||||
}
|
||||
|
||||
@ -243,93 +193,95 @@ DCL_FORK_AND_SPECIALIZE(samsung_p,
|
||||
// -----------------------------------------------------------------
|
||||
|
||||
#define pre_spec() \
|
||||
memset(missing_arg_buf, 0, sizeof(missing_arg_buf)); \
|
||||
nativeSpecializeAppProcess_pre( \
|
||||
env, clazz, uid, gid, gids, runtimeFlags, rlimits, mountExternal, seInfo, niceName, \
|
||||
startChildZygote, instructionSet, appDataDir, isTopApp, pkgDataInfoList, \
|
||||
whitelistedDataInfoList, bindMountAppDataDirs, bindMountAppStorageDirs)
|
||||
HookContext ctx{}; \
|
||||
memset(args_buf, 0, sizeof(args_buf)); \
|
||||
nativeSpecializeAppProcess_pre(&ctx, \
|
||||
env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, nice_name, \
|
||||
is_child_zygote, instruction_set, app_data_dir, is_top_app, pkg_data_info_list, \
|
||||
whitelisted_data_info_list, mount_data_dirs, mount_storage_dirs)
|
||||
|
||||
#define orig_spec(ver, ...) \
|
||||
reinterpret_cast<decltype(&nativeSpecializeAppProcess_##ver)> \
|
||||
(JNI::Zygote::nativeSpecializeAppProcess_orig->fnPtr)(__VA_ARGS__)
|
||||
|
||||
#define post_spec() nativeSpecializeAppProcess_post(env, clazz)
|
||||
#define post_spec() \
|
||||
nativeSpecializeAppProcess_post(&ctx, env, clazz)
|
||||
|
||||
#define DCL_SPECIALIZE_APP(ver, sig, ...) \
|
||||
DCL_JNI(void, nativeSpecializeAppProcess_##ver, sig, __VA_ARGS__)
|
||||
|
||||
DCL_SPECIALIZE_APP(q,
|
||||
"(II[II[[IILjava/lang/String;Ljava/lang/String;ZLjava/lang/String;Ljava/lang/String;)V",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtimeFlags,
|
||||
jobjectArray rlimits, jint mountExternal, jstring seInfo, jstring niceName,
|
||||
jboolean startChildZygote, jstring instructionSet, jstring appDataDir) {
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
|
||||
jboolean is_child_zygote, jstring instruction_set, jstring app_data_dir) {
|
||||
pre_spec();
|
||||
orig_spec(q, env, clazz, uid, gid, gids, runtimeFlags, rlimits, mountExternal, seInfo,
|
||||
niceName, startChildZygote, instructionSet, appDataDir);
|
||||
orig_spec(q, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info,
|
||||
nice_name, is_child_zygote, instruction_set, app_data_dir);
|
||||
post_spec();
|
||||
}
|
||||
|
||||
DCL_SPECIALIZE_APP(q_alt,
|
||||
"(II[II[[IILjava/lang/String;Ljava/lang/String;ZLjava/lang/String;Ljava/lang/String;Z)V",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtimeFlags,
|
||||
jobjectArray rlimits, jint mountExternal, jstring seInfo, jstring niceName,
|
||||
jboolean startChildZygote, jstring instructionSet, jstring appDataDir,
|
||||
jboolean isTopApp) {
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
|
||||
jboolean is_child_zygote, jstring instruction_set, jstring app_data_dir,
|
||||
jboolean is_top_app) {
|
||||
pre_spec();
|
||||
orig_spec(q_alt, env, clazz, uid, gid, gids, runtimeFlags, rlimits, mountExternal, seInfo,
|
||||
niceName, startChildZygote, instructionSet, appDataDir, isTopApp);
|
||||
orig_spec(q_alt, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info,
|
||||
nice_name, is_child_zygote, instruction_set, app_data_dir, is_top_app);
|
||||
post_spec();
|
||||
}
|
||||
|
||||
#if ENABLE_LEGACY_DP
|
||||
DCL_SPECIALIZE_APP(r_dp2,
|
||||
"(II[II[[IILjava/lang/String;Ljava/lang/String;ZLjava/lang/String;Ljava/lang/String;Z[Ljava/lang/String;)V",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtimeFlags,
|
||||
jobjectArray rlimits, jint mountExternal, jstring seInfo, jstring niceName,
|
||||
jboolean startChildZygote, jstring instructionSet, jstring appDataDir,
|
||||
jboolean isTopApp, jobjectArray pkgDataInfoList) {
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
|
||||
jboolean is_child_zygote, jstring instruction_set, jstring app_data_dir,
|
||||
jboolean is_top_app, jobjectArray pkg_data_info_list) {
|
||||
pre_spec();
|
||||
orig_spec(r_dp2, env, clazz, uid, gid, gids, runtimeFlags, rlimits, mountExternal, seInfo,
|
||||
niceName, startChildZygote, instructionSet, appDataDir, isTopApp, pkgDataInfoList);
|
||||
orig_spec(r_dp2, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info,
|
||||
nice_name, is_child_zygote, instruction_set, app_data_dir, is_top_app, pkg_data_info_list);
|
||||
post_spec();
|
||||
}
|
||||
|
||||
DCL_SPECIALIZE_APP(r_dp3,
|
||||
"(II[II[[IILjava/lang/String;Ljava/lang/String;ZLjava/lang/String;Ljava/lang/String;Z[Ljava/lang/String;Z)V",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtimeFlags,
|
||||
jobjectArray rlimits, jint mountExternal, jstring seInfo, jstring niceName,
|
||||
jboolean startChildZygote, jstring instructionSet, jstring appDataDir,
|
||||
jboolean isTopApp, jobjectArray pkgDataInfoList, jboolean bindMountAppStorageDirs) {
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
|
||||
jboolean is_child_zygote, jstring instruction_set, jstring app_data_dir,
|
||||
jboolean is_top_app, jobjectArray pkg_data_info_list, jboolean mount_storage_dirs) {
|
||||
pre_spec();
|
||||
orig_spec(r_dp3, env, clazz, uid, gid, gids, runtimeFlags, rlimits, mountExternal, seInfo,
|
||||
niceName, startChildZygote, instructionSet, appDataDir, isTopApp, pkgDataInfoList,
|
||||
bindMountAppStorageDirs);
|
||||
orig_spec(r_dp3, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info,
|
||||
nice_name, is_child_zygote, instruction_set, app_data_dir, is_top_app, pkg_data_info_list,
|
||||
mount_storage_dirs);
|
||||
post_spec();
|
||||
}
|
||||
#endif // ENABLE_LEGACY_DP
|
||||
|
||||
DCL_SPECIALIZE_APP(r,
|
||||
"(II[II[[IILjava/lang/String;Ljava/lang/String;ZLjava/lang/String;Ljava/lang/String;Z[Ljava/lang/String;[Ljava/lang/String;ZZ)V",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtimeFlags,
|
||||
jobjectArray rlimits, jint mountExternal, jstring seInfo, jstring niceName,
|
||||
jboolean startChildZygote, jstring instructionSet, jstring appDataDir,
|
||||
jboolean isTopApp, jobjectArray pkgDataInfoList, jobjectArray whitelistedDataInfoList,
|
||||
jboolean bindMountAppDataDirs, jboolean bindMountAppStorageDirs) {
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name,
|
||||
jboolean is_child_zygote, jstring instruction_set, jstring app_data_dir,
|
||||
jboolean is_top_app, jobjectArray pkg_data_info_list, jobjectArray whitelisted_data_info_list,
|
||||
jboolean mount_data_dirs, jboolean mount_storage_dirs) {
|
||||
pre_spec();
|
||||
orig_spec(r, env, clazz, uid, gid, gids, runtimeFlags, rlimits, mountExternal, seInfo, niceName,
|
||||
startChildZygote, instructionSet, appDataDir, isTopApp, pkgDataInfoList,
|
||||
whitelistedDataInfoList, bindMountAppDataDirs, bindMountAppStorageDirs);
|
||||
orig_spec(r, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, nice_name,
|
||||
is_child_zygote, instruction_set, app_data_dir, is_top_app, pkg_data_info_list,
|
||||
whitelisted_data_info_list, mount_data_dirs, mount_storage_dirs);
|
||||
post_spec();
|
||||
}
|
||||
|
||||
DCL_SPECIALIZE_APP(samsung_q,
|
||||
"(II[II[[IILjava/lang/String;IILjava/lang/String;ZLjava/lang/String;Ljava/lang/String;)V",
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtimeFlags,
|
||||
jobjectArray rlimits, jint mountExternal, jstring seInfo, jint space, jint accessInfo,
|
||||
jstring niceName, jboolean startChildZygote, jstring instructionSet, jstring appDataDir) {
|
||||
JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jint mount_external, jstring se_info, jint space, jint accessInfo,
|
||||
jstring nice_name, jboolean is_child_zygote, jstring instruction_set, jstring app_data_dir) {
|
||||
pre_spec();
|
||||
orig_spec(samsung_q, env, clazz, uid, gid, gids, runtimeFlags, rlimits, mountExternal,
|
||||
seInfo, space, accessInfo, niceName, startChildZygote, instructionSet, appDataDir);
|
||||
orig_spec(samsung_q, env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external,
|
||||
se_info, space, accessInfo, nice_name, is_child_zygote, instruction_set, app_data_dir);
|
||||
post_spec();
|
||||
}
|
||||
|
||||
@ -342,37 +294,38 @@ DCL_SPECIALIZE_APP(samsung_q,
|
||||
// -----------------------------------------------------------------
|
||||
|
||||
#define pre_server() \
|
||||
memset(missing_arg_buf, 0, sizeof(missing_arg_buf)); \
|
||||
nativeForkSystemServer_pre(env, clazz, uid, gid, gids, runtimeFlags, \
|
||||
rlimits, permittedCapabilities, effectiveCapabilities)
|
||||
HookContext ctx{}; \
|
||||
memset(args_buf, 0, sizeof(args_buf)); \
|
||||
nativeForkSystemServer_pre(&ctx, env, clazz, uid, gid, gids, runtime_flags, \
|
||||
rlimits, permitted_capabilities, effective_capabilities)
|
||||
|
||||
#define orig_server(ver, ...) \
|
||||
jint pid = reinterpret_cast<decltype(&nativeForkSystemServer_##ver)> \
|
||||
ctx.pid = reinterpret_cast<decltype(&nativeForkSystemServer_##ver)> \
|
||||
(JNI::Zygote::nativeForkSystemServer_orig->fnPtr)(__VA_ARGS__)
|
||||
|
||||
#define post_server() \
|
||||
nativeForkSystemServer_post(env, clazz, pid); \
|
||||
return pid
|
||||
nativeForkSystemServer_post(&ctx, env, clazz); \
|
||||
return ctx.pid
|
||||
|
||||
#define DCL_FORK_SERVER(ver, sig, ...) \
|
||||
DCL_JNI(jint, nativeForkSystemServer_##ver, sig, __VA_ARGS__)
|
||||
|
||||
DCL_FORK_SERVER(m, "(II[II[[IJJ)I",
|
||||
JNIEnv *env, jclass clazz, uid_t uid, gid_t gid, jintArray gids, jint runtimeFlags,
|
||||
jobjectArray rlimits, jlong permittedCapabilities, jlong effectiveCapabilities) {
|
||||
JNIEnv *env, jclass clazz, uid_t uid, gid_t gid, jintArray gids, jint runtime_flags,
|
||||
jobjectArray rlimits, jlong permitted_capabilities, jlong effective_capabilities) {
|
||||
pre_server();
|
||||
orig_server(m, env, clazz, uid, gid, gids, runtimeFlags, rlimits, permittedCapabilities,
|
||||
effectiveCapabilities);
|
||||
orig_server(m, env, clazz, uid, gid, gids, runtime_flags, rlimits, permitted_capabilities,
|
||||
effective_capabilities);
|
||||
post_server();
|
||||
}
|
||||
|
||||
DCL_FORK_SERVER(samsung_q, "(II[IIII[[IJJ)I",
|
||||
JNIEnv *env, jclass clazz, uid_t uid, gid_t gid, jintArray gids, jint runtimeFlags,
|
||||
jint space, jint accessInfo, jobjectArray rlimits, jlong permittedCapabilities,
|
||||
jlong effectiveCapabilities) {
|
||||
JNIEnv *env, jclass clazz, uid_t uid, gid_t gid, jintArray gids, jint runtime_flags,
|
||||
jint space, jint accessInfo, jobjectArray rlimits, jlong permitted_capabilities,
|
||||
jlong effective_capabilities) {
|
||||
pre_server();
|
||||
orig_server(samsung_q, env, clazz, uid, gid, gids, runtimeFlags, space, accessInfo, rlimits,
|
||||
permittedCapabilities, effectiveCapabilities);
|
||||
orig_server(samsung_q, env, clazz, uid, gid, gids, runtime_flags, space, accessInfo, rlimits,
|
||||
permitted_capabilities, effective_capabilities);
|
||||
post_server();
|
||||
}
|
||||
|
||||
@ -410,10 +363,6 @@ static void SystemProperties_set(JNIEnv *env, jobject clazz, jstring keyJ, jstri
|
||||
namespace JNI {
|
||||
|
||||
namespace Zygote {
|
||||
JNINativeMethod *nativeForkAndSpecialize_orig = nullptr;
|
||||
JNINativeMethod *nativeSpecializeAppProcess_orig = nullptr;
|
||||
JNINativeMethod *nativeForkSystemServer_orig = nullptr;
|
||||
|
||||
const JNINativeMethod nativeForkAndSpecialize_methods[] = {
|
||||
DCL_FORK(m), DCL_FORK(o), DCL_FORK(p),
|
||||
DCL_FORK(q_alt), DCL_FORK(r),
|
||||
@ -441,8 +390,6 @@ namespace JNI {
|
||||
}
|
||||
|
||||
namespace SystemProperties {
|
||||
JNINativeMethod *native_set_orig = nullptr;
|
||||
|
||||
const JNINativeMethod native_set_methods[] = {{
|
||||
"native_set",
|
||||
"(Ljava/lang/String;Ljava/lang/String;)V",
|
||||
Loading…
Reference in New Issue
Block a user