FreeBSD/Linux Kernel Cross Reference
sys/sys/imgact_elf.h
1 /*-
2 * Copyright (c) 1995-1996 Søren 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 * $FreeBSD$
29 */
30
31 #ifndef _SYS_IMGACT_ELF_H_
32 #define _SYS_IMGACT_ELF_H_
33
34 #include <machine/elf.h>
35
36 #ifdef _KERNEL
37
38 #define AUXARGS_ENTRY(pos, id, val) {suword(pos++, id); suword(pos++, val);}
39
40 #if ELF_TARG_CLASS == ELFCLASS32
41
42 /*
43 * Structure used to pass infomation from the loader to the
44 * stack fixup routine.
45 */
46 typedef struct {
47 Elf32_Sword execfd;
48 Elf32_Word phdr;
49 Elf32_Word phent;
50 Elf32_Word phnum;
51 Elf32_Word pagesz;
52 Elf32_Word base;
53 Elf32_Word flags;
54 Elf32_Word entry;
55 Elf32_Word trace;
56 } Elf32_Auxargs;
57
58 typedef struct {
59 int brand;
60 const char *compat_3_brand; /* pre Binutils 2.10 method (FBSD 3) */
61 const char *emul_path;
62 const char *interp_path;
63 struct sysentvec *sysvec;
64 } Elf32_Brandinfo;
65
66 #define MAX_BRANDS 8
67
68 int elf_brand_inuse __P((Elf32_Brandinfo *entry));
69 int elf_insert_brand_entry __P((Elf32_Brandinfo *entry));
70 int elf_remove_brand_entry __P((Elf32_Brandinfo *entry));
71
72 #else /* !(ELF_TARG_CLASS == ELFCLASS32) */
73
74 /*
75 * Structure used to pass infomation from the loader to the
76 * stack fixup routine.
77 */
78 typedef struct {
79 Elf64_Sword execfd;
80 Elf64_Addr phdr;
81 Elf64_Word phent;
82 Elf64_Word phnum;
83 Elf64_Word pagesz;
84 Elf64_Addr base;
85 Elf64_Word flags;
86 Elf64_Addr entry;
87 Elf64_Word trace;
88 } Elf64_Auxargs;
89
90 typedef struct {
91 int brand;
92 const char *compat_3_brand; /* pre Binutils 2.10 method (FBSD 3) */
93 const char *emul_path;
94 const char *interp_path;
95 struct sysentvec *sysvec;
96 } Elf64_Brandinfo;
97
98 #define MAX_BRANDS 8
99
100 int elf_brand_inuse __P((Elf64_Brandinfo *entry));
101 int elf_insert_brand_entry __P((Elf64_Brandinfo *entry));
102 int elf_remove_brand_entry __P((Elf64_Brandinfo *entry));
103
104 #endif /* ELF_TARG_CLASS == ELFCLASS32 */
105
106 struct proc;
107
108 int elf_coredump __P((struct proc *, struct vnode *, off_t));
109
110 #endif /* _KERNEL */
111
112 #endif /* !_SYS_IMGACT_ELF_H_ */
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