| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #ifndef __DLFCN_H__ |
| #define __DLFCN_H__ |
| |
| #include <stdint.h> |
| #include <sys/cdefs.h> |
| |
| __BEGIN_DECLS |
| |
| typedef struct { |
| /* Pathname of shared object that contains address. */ |
| const char* dli_fname; |
| /* Address at which shared object is loaded. */ |
| void* dli_fbase; |
| /* Name of nearest symbol with address lower than addr. */ |
| const char* dli_sname; |
| /* Exact address of symbol named in dli_sname. */ |
| void* dli_saddr; |
| } Dl_info; |
| |
| void* dlopen(const char* __filename, int __flag); |
| int dlclose(void* __handle); |
| char* dlerror(void); |
| void* dlsym(void* __handle, const char* __symbol); |
| void* dlvsym(void* __handle, const char* __symbol, const char* __version) __INTRODUCED_IN(24); |
| int dladdr(const void* __addr, Dl_info* __info); |
| |
| #define RTLD_LOCAL 0 |
| #define RTLD_LAZY 0x00001 |
| #define RTLD_NOW 0x00002 |
| #define RTLD_NOLOAD 0x00004 |
| #define RTLD_GLOBAL 0x00100 |
| #define RTLD_NODELETE 0x01000 |
| |
| #if !defined(__LP64__) |
| /* LP32 is broken for historical reasons. */ |
| #undef RTLD_NOW |
| #define RTLD_NOW 0x00000 |
| #undef RTLD_GLOBAL |
| #define RTLD_GLOBAL 0x00002 |
| #endif |
| |
| #if defined (__LP64__) |
| #define RTLD_DEFAULT __BIONIC_CAST(reinterpret_cast, void*, 0) |
| #define RTLD_NEXT __BIONIC_CAST(reinterpret_cast, void*, -1L) |
| #else |
| #define RTLD_DEFAULT __BIONIC_CAST(reinterpret_cast, void*, 0xffffffff) |
| #define RTLD_NEXT __BIONIC_CAST(reinterpret_cast, void*, 0xfffffffe) |
| #endif |
| |
| __END_DECLS |
| |
| #endif |
