1 /*
2 * Copyright (C) 2007 The Android Open Source Project
3 *
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
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
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.
15 */
16
17 #include <dlfcn.h>
18 #include <link.h>
19 #include <stdlib.h>
20 #include <stdbool.h>
21 #include <android/dlext.h>
22
23 // These are stubs for functions that are actually defined
24 // in the dynamic linker and hijacked at runtime.
25
dlopen(const char * filename __unused,int flag __unused)26 void* dlopen(const char* filename __unused, int flag __unused) { return 0; }
dlerror(void)27 const char* dlerror(void) { return 0; }
dlsym(void * handle __unused,const char * symbol __unused)28 void* dlsym(void* handle __unused, const char* symbol __unused) { return 0; }
dladdr(const void * addr __unused,Dl_info * info __unused)29 int dladdr(const void* addr __unused, Dl_info* info __unused) { return 0; }
dlclose(void * handle __unused)30 int dlclose(void* handle __unused) { return 0; }
31
32 #if defined(__arm__)
dl_unwind_find_exidx(_Unwind_Ptr pc __unused,int * pcount __unused)33 _Unwind_Ptr dl_unwind_find_exidx(_Unwind_Ptr pc __unused, int* pcount __unused) { return 0; }
34 #endif
35
dl_iterate_phdr(int (* cb)(struct dl_phdr_info * info,size_t size,void * data)__unused,void * data __unused)36 int dl_iterate_phdr(int (*cb)(struct dl_phdr_info* info, size_t size, void* data) __unused, void* data __unused) { return 0; }
37
android_get_LD_LIBRARY_PATH(char * buffer __unused,size_t buffer_size __unused)38 void android_get_LD_LIBRARY_PATH(char* buffer __unused, size_t buffer_size __unused) { }
android_update_LD_LIBRARY_PATH(const char * ld_library_path __unused)39 void android_update_LD_LIBRARY_PATH(const char* ld_library_path __unused) { }
40
android_dlopen_ext(const char * filename __unused,int flag __unused,const android_dlextinfo * extinfo __unused)41 void* android_dlopen_ext(const char* filename __unused, int flag __unused, const android_dlextinfo* extinfo __unused) { return 0; }
42
android_set_application_target_sdk_version(uint32_t target __unused)43 void android_set_application_target_sdk_version(uint32_t target __unused) { }
android_get_application_target_sdk_version()44 uint32_t android_get_application_target_sdk_version() { return 0; }
45