1 /*- 2 * Copyright (c) 1998 John D. Polstra. 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 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: src/sys/sys/elf_generic.h,v 1.4 1999/08/28 00:51:42 peter Exp $ 27 */ 28 29 #ifndef _SYS_ELF_GENERIC_H_ 30 #define _SYS_ELF_GENERIC_H_ 31 32 #ifndef _SYS_CDEFS_H_ 33 #include <sys/cdefs.h> 34 #endif 35 #include <machine/endian.h> 36 37 /* 38 * Definitions of generic ELF names which relieve applications from 39 * needing to know the word size. 40 */ 41 #ifdef __ELF_WORD_SIZE 42 43 #if __ELF_WORD_SIZE != 32 && __ELF_WORD_SIZE != 64 44 #error "__ELF_WORD_SIZE must be defined as 32 or 64" 45 #endif 46 47 #define ELF_CLASS __CONCAT(ELFCLASS,__ELF_WORD_SIZE) 48 49 #if _BYTE_ORDER == _LITTLE_ENDIAN 50 #define ELF_DATA ELFDATA2LSB 51 #elif _BYTE_ORDER == _BIG_ENDIAN 52 #define ELF_DATA ELFDATA2MSB 53 #else 54 #error "Unknown byte order" 55 #endif 56 57 #define __elfN(x) __CONCAT(__CONCAT(__CONCAT(elf,__ELF_WORD_SIZE),_),x) 58 #define __ElfN(x) __CONCAT(__CONCAT(__CONCAT(Elf,__ELF_WORD_SIZE),_),x) 59 #define __ELFN(x) __CONCAT(__CONCAT(__CONCAT(ELF,__ELF_WORD_SIZE),_),x) 60 #define __ElfType(x) typedef __ElfN(x) __CONCAT(Elf_,x) 61 62 __ElfType(Addr); 63 __ElfType(Half); 64 __ElfType(Off); 65 __ElfType(Sword); 66 __ElfType(Word); 67 __ElfType(Ehdr); 68 __ElfType(Shdr); 69 __ElfType(Phdr); 70 __ElfType(Dyn); 71 __ElfType(Rel); 72 __ElfType(Rela); 73 __ElfType(Sym); 74 __ElfType(Verdef); 75 __ElfType(Verdaux); 76 __ElfType(Verneed); 77 __ElfType(Vernaux); 78 __ElfType(Versym); 79 80 /* Non-standard ELF types. */ 81 __ElfType(Hashelt); 82 __ElfType(Size); 83 84 #define ELF_R_SYM __ELFN(R_SYM) 85 #define ELF_R_TYPE __ELFN(R_TYPE) 86 #define ELF_R_INFO __ELFN(R_INFO) 87 #define ELF_ST_BIND __ELFN(ST_BIND) 88 #define ELF_ST_TYPE __ELFN(ST_TYPE) 89 #define ELF_ST_INFO __ELFN(ST_INFO) 90 91 #else 92 93 #warning "must include sys/elf32.h or sys/elf64.h before sys/elf_generic.h" 94 95 #endif /* __ELF_WORD_SIZE */ 96 97 #endif /* !_SYS_ELF_GENERIC_H_ */ 98