1 /*- 2 * Copyright (c) 1995-1996 S�ren Schmidt 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 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software withough specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD: src/sys/sys/imgact_elf.h,v 1.17.2.1 2000/07/06 22:26:40 obrien Exp $ 29 * $DragonFly: src/sys/sys/imgact_elf.h,v 1.5 2004/10/25 08:57:50 dillon Exp $ 30 */ 31 32 #ifndef _SYS_IMGACT_ELF_H_ 33 #define _SYS_IMGACT_ELF_H_ 34 35 #include <machine/elf.h> 36 37 #ifdef _KERNEL 38 39 #define AUXARGS_ENTRY(pos, id, val) {suword(pos++, id); suword(pos++, val);} 40 41 #if ELF_TARG_CLASS == ELFCLASS32 42 43 /* 44 * Structure used to pass infomation from the loader to the 45 * stack fixup routine. 46 */ 47 typedef struct { 48 Elf32_Sword execfd; 49 Elf32_Word phdr; 50 Elf32_Word phent; 51 Elf32_Word phnum; 52 Elf32_Word pagesz; 53 Elf32_Word base; 54 Elf32_Word flags; 55 Elf32_Word entry; 56 Elf32_Word trace; 57 } Elf32_Auxargs; 58 59 typedef struct { 60 int brand; 61 const char *compat_3_brand; /* pre Binutils 2.10 method (FBSD 3) */ 62 const char *emul_path; 63 const char *interp_path; 64 struct sysentvec *sysvec; 65 } Elf32_Brandinfo; 66 67 #define MAX_BRANDS 8 68 69 int elf_brand_inuse (Elf32_Brandinfo *entry); 70 int elf_insert_brand_entry (Elf32_Brandinfo *entry); 71 int elf_remove_brand_entry (Elf32_Brandinfo *entry); 72 73 #else /* !(ELF_TARG_CLASS == ELFCLASS32) */ 74 75 /* 76 * Structure used to pass infomation from the loader to the 77 * stack fixup routine. 78 */ 79 typedef struct { 80 Elf64_Sword execfd; 81 Elf64_Addr phdr; 82 Elf64_Word phent; 83 Elf64_Word phnum; 84 Elf64_Word pagesz; 85 Elf64_Addr base; 86 Elf64_Word flags; 87 Elf64_Addr entry; 88 Elf64_Word trace; 89 } Elf64_Auxargs; 90 91 typedef struct { 92 int brand; 93 const char *compat_3_brand; /* pre Binutils 2.10 method (FBSD 3) */ 94 const char *emul_path; 95 const char *interp_path; 96 struct sysentvec *sysvec; 97 } Elf64_Brandinfo; 98 99 #define MAX_BRANDS 8 100 101 int elf_brand_inuse (Elf64_Brandinfo *entry); 102 int elf_insert_brand_entry (Elf64_Brandinfo *entry); 103 int elf_remove_brand_entry (Elf64_Brandinfo *entry); 104 105 #endif /* ELF_TARG_CLASS == ELFCLASS32 */ 106 107 struct proc; 108 struct file; 109 struct vnode; 110 111 int elf_coredump (struct proc *, struct vnode *, off_t); 112 int generic_elf_coredump(struct proc *p, struct file *fp, off_t limit); 113 #endif /* _KERNEL */ 114 115 #endif /* !_SYS_IMGACT_ELF_H_ */ 116