Annotation of sys/sys/exec_olf.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: exec_olf.h,v 1.8 2001/06/22 14:11:00 deraadt Exp $ */
! 2: /*
! 3: * Copyright (c) 1996 Erik Theisen. 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: * 3. The name of the author may not be used to endorse or promote products
! 14: * derived from this software without specific prior written permission
! 15: *
! 16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 20: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 21: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 22: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 23: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 24: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 25: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 26: */
! 27:
! 28: /*
! 29: * OLF is a modified ELF that attempts to fix two serious shortcomings in
! 30: * the SVR4 ABI. Namely a lack of an operating system and strip tag.
! 31: */
! 32:
! 33: #ifndef _SYS_EXEC_OLF_H_
! 34: #define _SYS_EXEC_OLF_H_
! 35:
! 36: #include <sys/exec_elf.h>
! 37:
! 38: /* e_ident[] identification indexes */
! 39: #define OI_MAG0 EI_MAG0 /* file ID */
! 40: #define OI_MAG1 EI_MAG1 /* file ID */
! 41: #define OI_MAG2 EI_MAG2 /* file ID */
! 42: #define OI_MAG3 EI_MAG3 /* file ID */
! 43: #define OI_CLASS EI_CLASS /* file class */
! 44: #define OI_DATA EI_DATA /* data encoding */
! 45: #define OI_VERSION EI_VERSION /* OLF header version */
! 46: #define OI_OS 7 /* Operating system tag */
! 47: #define OI_DYNAMIC 8 /* Dynamic tag */
! 48: #define OI_STRIP 9 /* Strip tag */
! 49: #define OI_PAD 10 /* start of pad bytes */
! 50: #define OI_NIDENT EI_NIDENT /* Size of e_ident[] */
! 51:
! 52: /* e_ident[] magic number */
! 53: #define OLFMAG0 ELFMAG0 /* e_ident[OI_MAG0] */
! 54: #define OLFMAG1 'O' /* e_ident[OI_MAG1] */
! 55: #define OLFMAG2 ELFMAG2 /* e_ident[OI_MAG2] */
! 56: #define OLFMAG3 ELFMAG3 /* e_ident[OI_MAG3] */
! 57: #define OLFMAG "\177OLF" /* magic */
! 58: #define SOLFMAG SELFMAG /* size of magic */
! 59:
! 60: /* e_ident[] file class */
! 61: #define OLFCLASSNONE ELFCLASSNONE /* invalid */
! 62: #define OLFCLASS32 ELFCLASS32 /* 32-bit objs */
! 63: #define OLFCLASS64 ELFCLASS64 /* 64-bit objs */
! 64: #define OLFCLASSNUM ELFCLASSNUM /* number of classes */
! 65:
! 66: /* e_ident[] data encoding */
! 67: #define OLFDATANONE ELFDATANONE /* invalid */
! 68: #define OLFDATA2LSB ELFDATA2LSB /* Little-Endian */
! 69: #define OLFDATA2MSB ELFDATA2MSB /* Big-Endian */
! 70: #define OLFDATANUM ELFDATANUM /* number of data encode defines */
! 71:
! 72:
! 73: /*
! 74: * Please help make this list definative.
! 75: */
! 76: /* e_ident[] system */
! 77: #define OOS_NULL 0 /* invalid */
! 78: #define OOS_OPENBSD 1 /* OpenBSD */
! 79: #define OOS_NETBSD 2 /* NetBSD */
! 80: #define OOS_FREEBSD 3 /* FreeBSD */
! 81: #define OOS_44BSD 4 /* 4.4BSD */
! 82: #define OOS_LINUX 5 /* Linux */
! 83: #define OOS_SVR4 6 /* AT&T System V Release 4 */
! 84: #define OOS_ESIX 7 /* esix UNIX */
! 85: #define OOS_SOLARIS 8 /* SunSoft Solaris */
! 86: #define OOS_IRIX 9 /* SGI IRIX */
! 87: #define OOS_SCO 10 /* SCO UNIX */
! 88: #define OOS_DELL 11 /* DELL SVR4 */
! 89: #define OOS_NCR 12 /* NCR SVR4 */
! 90: #define OOS_NUM 13 /* Number of systems */
! 91: /*
! 92: * Lowercase and numbers ONLY.
! 93: * No whitespace or punc.
! 94: */
! 95: #define OOSN_NULL "invalid" /* invalid */
! 96: #define OOSN_OPENBSD "openbsd" /* OpenBSD */
! 97: #define OOSN_NETBSD "netbsd" /* NetBSD */
! 98: #define OOSN_FREEBSD "freebsd" /* FreeBSD */
! 99: #define OOSN_44BSD "44bsd" /* 4.4BSD */
! 100: #define OOSN_LINUX "linux" /* Linux */
! 101: #define OOSN_SVR4 "svr4" /* AT&T System V Release 4 */
! 102: #define OOSN_ESIX "esix" /* esix UNIX */
! 103: #define OOSN_SOLARIS "solaris" /* SunSoft Solaris */
! 104: #define OOSN_IRIX "irix" /* SGI IRIX */
! 105: #define OOSN_SCO "sco" /* SCO UNIX */
! 106: #define OOSN_DELL "dell" /* DELL SVR4 */
! 107: #define OOSN_NCR "ncr" /* NCR SVR4 */
! 108: #define ONAMEV { OOSN_NULL, OOSN_OPENBSD, OOSN_NETBSD, \
! 109: OOSN_FREEBSD, OOSN_44BSD, OOSN_LINUX, \
! 110: OOSN_SVR4, OOSN_ESIX, OOSN_SOLARIS, \
! 111: OOSN_IRIX, OOSN_SCO, OOSN_DELL, \
! 112: OOSN_NCR, \
! 113: 0 }
! 114:
! 115: /* e_ident[] dynamic */
! 116: #define ODYNAMIC_N 0 /* Statically linked */
! 117: #define ODYNAMIC 1 /* Dynamically linked */
! 118:
! 119: /* e_ident[] strip */
! 120: #define OSTRIP 0 /* Stripped */
! 121: #define OSTRIP_N 1 /* Not Stripped */
! 122:
! 123: /* e_ident */
! 124: #define IS_OLF(ehdr) \
! 125: ((ehdr).e_ident[OI_MAG0] == OLFMAG0 && \
! 126: (ehdr).e_ident[OI_MAG1] == OLFMAG1 && \
! 127: (ehdr).e_ident[OI_MAG2] == OLFMAG2 && \
! 128: (ehdr).e_ident[OI_MAG3] == OLFMAG3)
! 129:
! 130: /* The rest of the types and defines come from the ELF header file */
! 131: #endif /* _SYS_EXEC_OLF_H_ */
CVSweb