2 * Copyright (C) 2007 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
21 #include <android/dlext.h>
23 // These are stubs for functions that are actually defined
24 // in the dynamic linker and hijacked at runtime.
26 void* dlopen(const char* filename __unused, int flag __unused) { return 0; }
28 const char* dlerror(void) { return 0; }
30 void* dlsym(void* handle __unused, const char* symbol __unused) { return 0; }
32 void* dlvsym(void* handle __unused, const char* symbol __unused, const char* version __unused) {
36 int dladdr(const void* addr __unused, Dl_info* info __unused) { return 0; }
38 int dlclose(void* handle __unused) { return 0; }
41 _Unwind_Ptr dl_unwind_find_exidx(_Unwind_Ptr pc __unused, int* pcount __unused) { return 0; }
44 int dl_iterate_phdr(int (*cb)(struct dl_phdr_info* info, size_t size, void* data) __unused,
45 void* data __unused) {
49 void android_get_LD_LIBRARY_PATH(char* buffer __unused, size_t buffer_size __unused) { }
50 void android_update_LD_LIBRARY_PATH(const char* ld_library_path __unused) { }
52 void* android_dlopen_ext(const char* filename __unused, int flag __unused,
53 const android_dlextinfo* extinfo __unused) {
57 void android_set_application_target_sdk_version(uint32_t target __unused) { }
58 uint32_t android_get_application_target_sdk_version() { return 0; }
60 bool android_init_namespaces(const char* public_ns_sonames __unused,
61 const char* anon_ns_library_path __unused) {
65 struct android_namespace_t* android_create_namespace(const char* name __unused,
66 const char* ld_library_path __unused,
67 const char* default_library_path __unused,
68 uint64_t type __unused,
69 const char* permitted_when_isolated_path __unused) {
73 void android_dlwarning(void* obj, void (*f)(void*, const char*)) { f(obj, 0); }