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 without 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: releng/6.2/sys/sys/imgact_elf.h 164286 2006-11-14 20:42:41Z cvs2svn $
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 struct thread;
41
42 /*
43 * Structure used to pass infomation from the loader to the
44 * stack fixup routine.
45 */
46 typedef struct {
47 Elf_Ssize execfd;
48 Elf_Size phdr;
49 Elf_Size phent;
50 Elf_Size phnum;
51 Elf_Size pagesz;
52 Elf_Size base;
53 Elf_Size flags;
54 Elf_Size entry;
55 Elf_Size trace;
56 } __ElfN(Auxargs);
57
58 typedef struct {
59 int brand;
60 int machine;
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 const char *interp_newpath;
66 } __ElfN(Brandinfo);
67
68 __ElfType(Auxargs);
69 __ElfType(Brandinfo);
70
71 #define MAX_BRANDS 8
72
73 int __elfN(brand_inuse)(Elf_Brandinfo *entry);
74 int __elfN(insert_brand_entry)(Elf_Brandinfo *entry);
75 int __elfN(remove_brand_entry)(Elf_Brandinfo *entry);
76 int __elfN(freebsd_fixup)(register_t **, struct image_params *);
77 int __elfN(coredump)(struct thread *, struct vnode *, off_t);
78
79 /* Machine specific function to dump per-thread information. */
80 void __elfN(dump_thread)(struct thread *, void *, size_t *);
81
82 extern int __elfN(fallback_brand);
83
84 #endif /* _KERNEL */
85
86 #endif /* !_SYS_IMGACT_ELF_H_ */
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