// Generated by gen_jni_hooks.py void *nativeForkAndSpecialize_orig = nullptr; jint nativeForkAndSpecialize_l(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name, jintArray fds_to_close, jstring instruction_set, jstring app_data_dir) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkAndSpecialize_pre(); reinterpret_cast(nativeForkAndSpecialize_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, nice_name, fds_to_close, instruction_set, app_data_dir ); ctx.nativeForkAndSpecialize_post(); return ctx.pid; } jint nativeForkAndSpecialize_o(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jint mount_external, jstring se_info, jstring nice_name, jintArray fds_to_close, jintArray fds_to_ignore, jstring instruction_set, jstring app_data_dir) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkAndSpecialize_pre(); reinterpret_cast(nativeForkAndSpecialize_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, nice_name, fds_to_close, fds_to_ignore, instruction_set, app_data_dir ); ctx.nativeForkAndSpecialize_post(); return ctx.pid; } jint nativeForkAndSpecialize_p(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, 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) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); args.is_child_zygote = &is_child_zygote; HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkAndSpecialize_pre(); reinterpret_cast(nativeForkAndSpecialize_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, nice_name, fds_to_close, fds_to_ignore, is_child_zygote, instruction_set, app_data_dir ); ctx.nativeForkAndSpecialize_post(); return ctx.pid; } jint nativeForkAndSpecialize_q_alt(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, 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) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); args.is_child_zygote = &is_child_zygote; args.is_top_app = &is_top_app; HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkAndSpecialize_pre(); reinterpret_cast(nativeForkAndSpecialize_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, nice_name, fds_to_close, fds_to_ignore, is_child_zygote, instruction_set, app_data_dir, is_top_app ); ctx.nativeForkAndSpecialize_post(); return ctx.pid; } jint nativeForkAndSpecialize_r(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, 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) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); args.is_child_zygote = &is_child_zygote; args.is_top_app = &is_top_app; args.pkg_data_info_list = &pkg_data_info_list; args.whitelisted_data_info_list = &whitelisted_data_info_list; args.mount_data_dirs = &mount_data_dirs; args.mount_storage_dirs = &mount_storage_dirs; HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkAndSpecialize_pre(); reinterpret_cast(nativeForkAndSpecialize_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, 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, whitelisted_data_info_list, mount_data_dirs, mount_storage_dirs ); ctx.nativeForkAndSpecialize_post(); return ctx.pid; } jint nativeForkAndSpecialize_samsung_m(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jint mount_external, jstring se_info, jint _0, jint _1, jstring nice_name, jintArray fds_to_close, jstring instruction_set, jstring app_data_dir) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkAndSpecialize_pre(); reinterpret_cast(nativeForkAndSpecialize_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, _0, _1, nice_name, fds_to_close, instruction_set, app_data_dir ); ctx.nativeForkAndSpecialize_post(); return ctx.pid; } jint nativeForkAndSpecialize_samsung_n(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jint mount_external, jstring se_info, jint _2, jint _3, jstring nice_name, jintArray fds_to_close, jstring instruction_set, jstring app_data_dir, jint _4) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkAndSpecialize_pre(); reinterpret_cast(nativeForkAndSpecialize_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, _2, _3, nice_name, fds_to_close, instruction_set, app_data_dir, _4 ); ctx.nativeForkAndSpecialize_post(); return ctx.pid; } jint nativeForkAndSpecialize_samsung_o(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jint mount_external, jstring se_info, jint _5, jint _6, jstring nice_name, jintArray fds_to_close, jintArray fds_to_ignore, jstring instruction_set, jstring app_data_dir) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkAndSpecialize_pre(); reinterpret_cast(nativeForkAndSpecialize_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, _5, _6, nice_name, fds_to_close, fds_to_ignore, instruction_set, app_data_dir ); ctx.nativeForkAndSpecialize_post(); return ctx.pid; } jint nativeForkAndSpecialize_samsung_p(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jint mount_external, jstring se_info, jint _7, jint _8, jstring nice_name, jintArray fds_to_close, jintArray fds_to_ignore, jboolean is_child_zygote, jstring instruction_set, jstring app_data_dir) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); args.is_child_zygote = &is_child_zygote; HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkAndSpecialize_pre(); reinterpret_cast(nativeForkAndSpecialize_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, _7, _8, nice_name, fds_to_close, fds_to_ignore, is_child_zygote, instruction_set, app_data_dir ); ctx.nativeForkAndSpecialize_post(); return ctx.pid; } const JNINativeMethod nativeForkAndSpecialize_methods[] = { { "nativeForkAndSpecialize", "(II[II[[IILjava/lang/String;Ljava/lang/String;[ILjava/lang/String;Ljava/lang/String;)I", (void *) &nativeForkAndSpecialize_l }, { "nativeForkAndSpecialize", "(II[II[[IILjava/lang/String;Ljava/lang/String;[I[ILjava/lang/String;Ljava/lang/String;)I", (void *) &nativeForkAndSpecialize_o }, { "nativeForkAndSpecialize", "(II[II[[IILjava/lang/String;Ljava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;)I", (void *) &nativeForkAndSpecialize_p }, { "nativeForkAndSpecialize", "(II[II[[IILjava/lang/String;Ljava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;Z)I", (void *) &nativeForkAndSpecialize_q_alt }, { "nativeForkAndSpecialize", "(II[II[[IILjava/lang/String;Ljava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;Z[Ljava/lang/String;[Ljava/lang/String;ZZ)I", (void *) &nativeForkAndSpecialize_r }, { "nativeForkAndSpecialize", "(II[II[[IILjava/lang/String;IILjava/lang/String;[ILjava/lang/String;Ljava/lang/String;)I", (void *) &nativeForkAndSpecialize_samsung_m }, { "nativeForkAndSpecialize", "(II[II[[IILjava/lang/String;IILjava/lang/String;[ILjava/lang/String;Ljava/lang/String;I)I", (void *) &nativeForkAndSpecialize_samsung_n }, { "nativeForkAndSpecialize", "(II[II[[IILjava/lang/String;IILjava/lang/String;[I[ILjava/lang/String;Ljava/lang/String;)I", (void *) &nativeForkAndSpecialize_samsung_o }, { "nativeForkAndSpecialize", "(II[II[[IILjava/lang/String;IILjava/lang/String;[I[IZLjava/lang/String;Ljava/lang/String;)I", (void *) &nativeForkAndSpecialize_samsung_p }, }; constexpr int nativeForkAndSpecialize_methods_num = std::size(nativeForkAndSpecialize_methods); void *nativeSpecializeAppProcess_orig = nullptr; void nativeSpecializeAppProcess_q(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) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); args.is_child_zygote = &is_child_zygote; HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeSpecializeAppProcess_pre(); reinterpret_cast(nativeSpecializeAppProcess_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, nice_name, is_child_zygote, instruction_set, app_data_dir ); ctx.nativeSpecializeAppProcess_post(); } void nativeSpecializeAppProcess_q_alt(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) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); args.is_child_zygote = &is_child_zygote; args.is_top_app = &is_top_app; HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeSpecializeAppProcess_pre(); reinterpret_cast(nativeSpecializeAppProcess_orig)( 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 ); ctx.nativeSpecializeAppProcess_post(); } void nativeSpecializeAppProcess_r(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) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); args.is_child_zygote = &is_child_zygote; args.is_top_app = &is_top_app; args.pkg_data_info_list = &pkg_data_info_list; args.whitelisted_data_info_list = &whitelisted_data_info_list; args.mount_data_dirs = &mount_data_dirs; args.mount_storage_dirs = &mount_storage_dirs; HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeSpecializeAppProcess_pre(); reinterpret_cast(nativeSpecializeAppProcess_orig)( 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 ); ctx.nativeSpecializeAppProcess_post(); } void nativeSpecializeAppProcess_samsung_q(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jint mount_external, jstring se_info, jint _9, jint _10, jstring nice_name, jboolean is_child_zygote, jstring instruction_set, jstring app_data_dir) { AppSpecializeArgsImpl args(uid, gid, gids, runtime_flags, mount_external, se_info, nice_name, instruction_set, app_data_dir); args.is_child_zygote = &is_child_zygote; HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeSpecializeAppProcess_pre(); reinterpret_cast(nativeSpecializeAppProcess_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, _9, _10, nice_name, is_child_zygote, instruction_set, app_data_dir ); ctx.nativeSpecializeAppProcess_post(); } const JNINativeMethod nativeSpecializeAppProcess_methods[] = { { "nativeSpecializeAppProcess", "(II[II[[IILjava/lang/String;Ljava/lang/String;ZLjava/lang/String;Ljava/lang/String;)V", (void *) &nativeSpecializeAppProcess_q }, { "nativeSpecializeAppProcess", "(II[II[[IILjava/lang/String;Ljava/lang/String;ZLjava/lang/String;Ljava/lang/String;Z)V", (void *) &nativeSpecializeAppProcess_q_alt }, { "nativeSpecializeAppProcess", "(II[II[[IILjava/lang/String;Ljava/lang/String;ZLjava/lang/String;Ljava/lang/String;Z[Ljava/lang/String;[Ljava/lang/String;ZZ)V", (void *) &nativeSpecializeAppProcess_r }, { "nativeSpecializeAppProcess", "(II[II[[IILjava/lang/String;IILjava/lang/String;ZLjava/lang/String;Ljava/lang/String;)V", (void *) &nativeSpecializeAppProcess_samsung_q }, }; constexpr int nativeSpecializeAppProcess_methods_num = std::size(nativeSpecializeAppProcess_methods); void *nativeForkSystemServer_orig = nullptr; jint nativeForkSystemServer_l(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jlong permitted_capabilities, jlong effective_capabilities) { ServerSpecializeArgsImpl args(uid, gid, gids, runtime_flags, permitted_capabilities, effective_capabilities); HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkSystemServer_pre(); reinterpret_cast(nativeForkSystemServer_orig)( env, clazz, uid, gid, gids, runtime_flags, rlimits, permitted_capabilities, effective_capabilities ); ctx.nativeForkSystemServer_post(); return ctx.pid; } jint nativeForkSystemServer_samsung_q(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jint _11, jint _12, jobjectArray rlimits, jlong permitted_capabilities, jlong effective_capabilities) { ServerSpecializeArgsImpl args(uid, gid, gids, runtime_flags, permitted_capabilities, effective_capabilities); HookContext ctx; ctx.env = env; ctx.raw_args = &args; ctx.nativeForkSystemServer_pre(); reinterpret_cast(nativeForkSystemServer_orig)( env, clazz, uid, gid, gids, runtime_flags, _11, _12, rlimits, permitted_capabilities, effective_capabilities ); ctx.nativeForkSystemServer_post(); return ctx.pid; } const JNINativeMethod nativeForkSystemServer_methods[] = { { "nativeForkSystemServer", "(II[II[[IJJ)I", (void *) &nativeForkSystemServer_l }, { "nativeForkSystemServer", "(II[IIII[[IJJ)I", (void *) &nativeForkSystemServer_samsung_q }, }; constexpr int nativeForkSystemServer_methods_num = std::size(nativeForkSystemServer_methods); unique_ptr hookAndSaveJNIMethods(const char *className, const JNINativeMethod *methods, int numMethods) { unique_ptr newMethods; int clz_id = -1; int hook_cnt = 0; do { if (className == "com/android/internal/os/Zygote"sv) { clz_id = 0; hook_cnt = 3; break; } } while (false); if (hook_cnt) { newMethods = make_unique(numMethods); memcpy(newMethods.get(), methods, sizeof(JNINativeMethod) * numMethods); } auto &class_map = (*jni_method_map)[className]; for (int i = 0; i < numMethods; ++i) { class_map[methods[i].name][methods[i].signature] = methods[i].fnPtr; if (hook_cnt == 0) continue; if (clz_id == 0) { HOOK_JNI(nativeForkAndSpecialize) HOOK_JNI(nativeSpecializeAppProcess) HOOK_JNI(nativeForkSystemServer) continue; } } return newMethods; }