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fix: wrong JNI function signature for GrapheneOS (#99)

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This commit fixes the wrong signature for JNI functions of GrapheneOS's Zygote, leading to it not working on GrapheneOS.
This commit is contained in:
Md Arif
2025-04-17 21:16:09 +05:30
committed by GitHub
parent 032cd68916
commit 622e23e7ec
2 changed files with 8 additions and 9 deletions
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3
loader/src/injector/gen_jni_hooks.py
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@@ -212,8 +212,7 @@ server_samsung_q = ForkServer('samsung_q', [uid, gid, gids, runtime_flags, Anon(
permitted_capabilities, effective_capabilities])
# GrapheneOS Android 14 Support
server_grapheneos_u = ForkServer('grapheneos_u', [uid, gid, gids, runtime_flags, Anon(jint), Anon(jint), rlimits,
permitted_capabilities, effective_capabilities])
server_grapheneos_u = ForkServer('grapheneos_u', [uid, gid, gids, runtime_flags, rlimits, permitted_capabilities, effective_capabilities])
fas_grapheneos_u = ForkAndSpec('grapheneos_u', [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,

14
loader/src/injector/jni_hooks.hpp
View File

@@ -127,7 +127,7 @@ void *nativeForkAndSpecialize_orig = nullptr;
ctx.nativeForkAndSpecialize_post();
return ctx.pid;
}
[[clang::no_stack_protector]] jint nativeForkAndSpecialize_grapheneos_u(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, jboolean mount_sysprop_overrides, jlongArray _15) {
[[clang::no_stack_protector]] jint nativeForkAndSpecialize_grapheneos_u(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, jboolean mount_sysprop_overrides, jlongArray _13) {
AppSpecializeArgs_v5 args(uid, gid, gids, runtime_flags, rlimits, mount_external, se_info, nice_name, instruction_set, app_data_dir);
args.fds_to_ignore = &fds_to_ignore;
args.is_child_zygote = &is_child_zygote;
@@ -140,7 +140,7 @@ void *nativeForkAndSpecialize_orig = nullptr;
ZygiskContext ctx(env, &args);
ctx.nativeForkAndSpecialize_pre();
reinterpret_cast<decltype(&nativeForkAndSpecialize_grapheneos_u)>(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, mount_sysprop_overrides, _15
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, mount_sysprop_overrides, _13
);
ctx.nativeForkAndSpecialize_post();
return ctx.pid;
@@ -266,7 +266,7 @@ void *nativeSpecializeAppProcess_orig = nullptr;
);
ctx.nativeSpecializeAppProcess_post();
}
[[clang::no_stack_protector]] void nativeSpecializeAppProcess_grapheneos_u(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, jboolean mount_sysprop_overrides, jlongArray _16) {
[[clang::no_stack_protector]] void nativeSpecializeAppProcess_grapheneos_u(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, jboolean mount_sysprop_overrides, jlongArray _14) {
AppSpecializeArgs_v5 args(uid, gid, gids, runtime_flags, rlimits, 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;
@@ -278,7 +278,7 @@ void *nativeSpecializeAppProcess_orig = nullptr;
ZygiskContext ctx(env, &args);
ctx.nativeSpecializeAppProcess_pre();
reinterpret_cast<decltype(&nativeSpecializeAppProcess_grapheneos_u)>(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, mount_sysprop_overrides, _16
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, mount_sysprop_overrides, _14
);
ctx.nativeSpecializeAppProcess_post();
}
@@ -336,12 +336,12 @@ void *nativeForkSystemServer_orig = nullptr;
ctx.nativeForkSystemServer_post();
return ctx.pid;
}
[[clang::no_stack_protector]] jint nativeForkSystemServer_grapheneos_u(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jint _13, jint _14, jobjectArray rlimits, jlong permitted_capabilities, jlong effective_capabilities) {
[[clang::no_stack_protector]] jint nativeForkSystemServer_grapheneos_u(JNIEnv *env, jclass clazz, jint uid, jint gid, jintArray gids, jint runtime_flags, jobjectArray rlimits, jlong permitted_capabilities, jlong effective_capabilities) {
ServerSpecializeArgs_v1 args(uid, gid, gids, runtime_flags, permitted_capabilities, effective_capabilities);
ZygiskContext ctx(env, &args);
ctx.nativeForkSystemServer_pre();
reinterpret_cast<decltype(&nativeForkSystemServer_grapheneos_u)>(nativeForkSystemServer_orig)(
env, clazz, uid, gid, gids, runtime_flags, _13, _14, rlimits, permitted_capabilities, effective_capabilities
env, clazz, uid, gid, gids, runtime_flags, rlimits, permitted_capabilities, effective_capabilities
);
ctx.nativeForkSystemServer_post();
return ctx.pid;
@@ -359,7 +359,7 @@ std::array nativeForkSystemServer_methods = {
},
JNINativeMethod {
"nativeForkSystemServer",
"(II[IIII[[IJJ)I",
"(II[II[[IJJ)I",
(void *) &nativeForkSystemServer_grapheneos_u
},
};