freebsd_exec.h revision 1.14.44.1 1 1.14.44.1 jmcneill /* $NetBSD: freebsd_exec.h,v 1.14.44.1 2007/12/09 19:36:42 jmcneill Exp $ */
2 1.2 perry
3 1.1 mycroft /*-
4 1.1 mycroft * Copyright (c) 1992, 1993
5 1.1 mycroft * The Regents of the University of California. All rights reserved.
6 1.1 mycroft *
7 1.1 mycroft * Redistribution and use in source and binary forms, with or without
8 1.1 mycroft * modification, are permitted provided that the following conditions
9 1.1 mycroft * are met:
10 1.1 mycroft * 1. Redistributions of source code must retain the above copyright
11 1.1 mycroft * notice, this list of conditions and the following disclaimer.
12 1.1 mycroft * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 mycroft * notice, this list of conditions and the following disclaimer in the
14 1.1 mycroft * documentation and/or other materials provided with the distribution.
15 1.12 agc * 3. Neither the name of the University nor the names of its contributors
16 1.1 mycroft * may be used to endorse or promote products derived from this software
17 1.1 mycroft * without specific prior written permission.
18 1.1 mycroft *
19 1.1 mycroft * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 1.1 mycroft * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 1.1 mycroft * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 1.1 mycroft * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 1.1 mycroft * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 1.1 mycroft * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 1.1 mycroft * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 1.1 mycroft * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 1.1 mycroft * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 1.1 mycroft * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 1.1 mycroft * SUCH DAMAGE.
30 1.1 mycroft *
31 1.1 mycroft * from: @(#)exec.h 8.1 (Berkeley) 6/11/93
32 1.1 mycroft * from: imgact_aout.h,v 1.2 1994/12/30 08:06:19 bde Exp
33 1.1 mycroft */
34 1.1 mycroft
35 1.1 mycroft #ifndef _FREEBSD_EXEC_H
36 1.1 mycroft #define _FREEBSD_EXEC_H
37 1.1 mycroft
38 1.4 christos #ifdef EXEC_AOUT
39 1.1 mycroft #define FREEBSD_N_GETMAGIC(ex) \
40 1.1 mycroft ( (ex).a_midmag & 0xffff )
41 1.1 mycroft #define FREEBSD_N_GETMID(ex) \
42 1.1 mycroft ( ((ex).a_midmag >> 16) & 0x03ff )
43 1.1 mycroft #define FREEBSD_N_GETFLAG(ex) \
44 1.1 mycroft ( ((ex).a_midmag >> 26) & 0x3f )
45 1.1 mycroft #define FREEBSD_N_SETMAGIC(ex,mag,mid,flag) \
46 1.1 mycroft ( (ex).a_midmag = (((flag) & 0x3f) <<26) | (((mid) & 0x03ff) << 16) | \
47 1.1 mycroft ((mag) & 0xffff) )
48 1.1 mycroft
49 1.1 mycroft #define FREEBSD_N_ALIGN(ex,x) \
50 1.1 mycroft (FREEBSD_N_GETMAGIC(ex) == ZMAGIC || \
51 1.1 mycroft FREEBSD_N_GETMAGIC(ex) == QMAGIC ? \
52 1.1 mycroft ((x) + FREEBSD___LDPGSZ - 1) & \
53 1.1 mycroft ~(unsigned long)(FREEBSD___LDPGSZ - 1) : (x))
54 1.1 mycroft
55 1.1 mycroft /* Valid magic number check. */
56 1.1 mycroft #define FREEBSD_N_BADMAG(ex) \
57 1.1 mycroft (FREEBSD_N_GETMAGIC(ex) != OMAGIC && \
58 1.1 mycroft FREEBSD_N_GETMAGIC(ex) != NMAGIC && \
59 1.1 mycroft FREEBSD_N_GETMAGIC(ex) != ZMAGIC && \
60 1.1 mycroft FREEBSD_N_GETMAGIC(ex) != QMAGIC)
61 1.1 mycroft
62 1.1 mycroft /* Address of the bottom of the text segment. */
63 1.1 mycroft #define FREEBSD_N_TXTADDR(ex) \
64 1.1 mycroft ((FREEBSD_N_GETMAGIC(ex) == OMAGIC || \
65 1.1 mycroft FREEBSD_N_GETMAGIC(ex) == NMAGIC || \
66 1.7 thorpej FREEBSD_N_GETMAGIC(ex) == ZMAGIC) ? 0 : AOUT_LDPGSZ)
67 1.1 mycroft
68 1.1 mycroft /* Address of the bottom of the data segment. */
69 1.1 mycroft #define FREEBSD_N_DATADDR(ex) \
70 1.1 mycroft FREEBSD_N_ALIGN(ex, FREEBSD_N_TXTADDR(ex) + (ex).a_text)
71 1.1 mycroft
72 1.1 mycroft /* Text segment offset. */
73 1.1 mycroft #define FREEBSD_N_TXTOFF(ex) \
74 1.7 thorpej (FREEBSD_N_GETMAGIC(ex) == ZMAGIC ? AOUT_LDPGSZ : \
75 1.13 perry FREEBSD_N_GETMAGIC(ex) == QMAGIC ? 0 : sizeof(struct exec))
76 1.1 mycroft
77 1.1 mycroft /* Data segment offset. */
78 1.1 mycroft #define FREEBSD_N_DATOFF(ex) \
79 1.1 mycroft FREEBSD_N_ALIGN(ex, FREEBSD_N_TXTOFF(ex) + (ex).a_text)
80 1.1 mycroft
81 1.1 mycroft /* Relocation table offset. */
82 1.1 mycroft #define FREEBSD_N_RELOFF(ex) \
83 1.1 mycroft FREEBSD_N_ALIGN(ex, FREEBSD_N_DATOFF(ex) + (ex).a_data)
84 1.1 mycroft
85 1.1 mycroft /* Symbol table offset. */
86 1.1 mycroft #define FREEBSD_N_SYMOFF(ex) \
87 1.1 mycroft (FREEBSD_N_RELOFF(ex) + (ex).a_trsize + (ex).a_drsize)
88 1.1 mycroft
89 1.1 mycroft /* String table offset. */
90 1.1 mycroft #define FREEBSD_N_STROFF(ex) (FREEBSD_N_SYMOFF(ex) + (ex).a_syms)
91 1.1 mycroft
92 1.1 mycroft #define FREEBSD_AOUT_HDR_SIZE sizeof(struct exec)
93 1.1 mycroft
94 1.14.44.1 jmcneill int exec_freebsd_aout_makecmds(struct lwp *, struct exec_package *);
95 1.4 christos
96 1.4 christos #endif /* EXEC_AOUT */
97 1.4 christos
98 1.4 christos #ifdef EXEC_ELF32
99 1.4 christos #define FREEBSD_ELF_BRAND_STRING "FreeBSD"
100 1.4 christos #define FREEBSD_ELF_INTERP_PREFIX_STRING "/usr/libexec/ld-elf.so"
101 1.4 christos
102 1.14.44.1 jmcneill int freebsd_elf32_probe(struct lwp *, struct exec_package *, void *,
103 1.14.44.1 jmcneill char *, vaddr_t *);
104 1.4 christos #endif /* EXEC_ELF32 */
105 1.4 christos
106 1.14.44.1 jmcneill void freebsd_setregs(struct lwp *, struct exec_package *, u_long);
107 1.1 mycroft
108 1.1 mycroft extern char freebsd_sigcode[], freebsd_esigcode[];
109 1.6 jdolecek extern const struct emul emul_freebsd;
110 1.1 mycroft
111 1.1 mycroft #endif /* !_FREEBSD_EXEC_H */
112