You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

125 lines
4.4 KiB

/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// An implementation of the native-bridge interface for testing.
#include "nativebridge/native_bridge.h"
#include <signal.h>
// NativeBridgeCallbacks implementations
extern "C" bool native_bridge3_initialize(
const android::NativeBridgeRuntimeCallbacks* /* art_cbs */,
const char* /* app_code_cache_dir */,
const char* /* isa */) {
return true;
}
extern "C" void* native_bridge3_loadLibrary(const char* /* libpath */, int /* flag */) {
return nullptr;
}
extern "C" void* native_bridge3_getTrampoline(void* /* handle */, const char* /* name */,
const char* /* shorty */, uint32_t /* len */) {
return nullptr;
}
extern "C" bool native_bridge3_isSupported(const char* /* libpath */) {
return false;
}
extern "C" const struct android::NativeBridgeRuntimeValues* native_bridge3_getAppEnv(
const char* /* abi */) {
return nullptr;
}
extern "C" bool native_bridge3_isCompatibleWith(uint32_t version) {
// For testing, allow 1-3, but disallow 4+.
return version <= 3;
}
static bool native_bridge3_test_case_signal_handler(int, siginfo_t*, void*) {
// TODO: Implement something here. We'd either have to have a death test with a log here, or
// we'd have to be able to resume after the faulting instruction...
return true;
}
extern "C" android::NativeBridgeSignalHandlerFn native_bridge3_getSignalHandler(int signal) {
if (signal == SIGSEGV) {
return &native_bridge3_test_case_signal_handler;
}
return nullptr;
}
extern "C" int native_bridge3_unloadLibrary(void* /* handle */) {
return 0;
}
extern "C" const char* native_bridge3_getError() {
return nullptr;
}
extern "C" bool native_bridge3_isPathSupported(const char* /* path */) {
return true;
}
extern "C" bool native_bridge3_initAnonymousNamespace(const char* /* public_ns_sonames */,
const char* /* anon_ns_library_path */) {
return true;
}
extern "C" android::native_bridge_namespace_t*
native_bridge3_createNamespace(const char* /* name */,
const char* /* ld_library_path */,
const char* /* default_library_path */,
uint64_t /* type */,
const char* /* permitted_when_isolated_path */,
android::native_bridge_namespace_t* /* parent_ns */) {
return nullptr;
}
extern "C" bool native_bridge3_linkNamespaces(android::native_bridge_namespace_t* /* from */,
android::native_bridge_namespace_t* /* to */,
const char* /* shared_libs_soname */) {
return true;
}
extern "C" void* native_bridge3_loadLibraryExt(const char* /* libpath */,
int /* flag */,
android::native_bridge_namespace_t* /* ns */) {
return nullptr;
}
android::NativeBridgeCallbacks NativeBridgeItf{
// v1
.version = 3,
.initialize = &native_bridge3_initialize,
.loadLibrary = &native_bridge3_loadLibrary,
.getTrampoline = &native_bridge3_getTrampoline,
.isSupported = &native_bridge3_isSupported,
.getAppEnv = &native_bridge3_getAppEnv,
// v2
.isCompatibleWith = &native_bridge3_isCompatibleWith,
.getSignalHandler = &native_bridge3_getSignalHandler,
// v3
.unloadLibrary = &native_bridge3_unloadLibrary,
.getError = &native_bridge3_getError,
.isPathSupported = &native_bridge3_isPathSupported,
.initAnonymousNamespace = &native_bridge3_initAnonymousNamespace,
.createNamespace = &native_bridge3_createNamespace,
.linkNamespaces = &native_bridge3_linkNamespaces,
.loadLibraryExt = &native_bridge3_loadLibraryExt};