1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 #ifndef _LINK_H_ 29 #define _LINK_H_ 30 31 #include <sys/types.h> 32 #include <elf.h> 33 34 __BEGIN_DECLS 35 36 /* bionic is currently only 32-bit. */ 37 #define ElfW(type) Elf32_##type 38 39 struct dl_phdr_info { 40 ElfW(Addr) dlpi_addr; 41 const char* dlpi_name; 42 const ElfW(Phdr)* dlpi_phdr; 43 ElfW(Half) dlpi_phnum; 44 }; 45 46 #ifdef __arm__ 47 typedef long unsigned int* _Unwind_Ptr; 48 _Unwind_Ptr dl_unwind_find_exidx(_Unwind_Ptr pc, int* pcount); 49 #else 50 int dl_iterate_phdr(int (*cb)(struct dl_phdr_info*, size_t, void*), void*); 51 #endif 52 53 __END_DECLS 54 55 #endif /* _LINK_H_ */ 56