1 /*-
2 * Copyright (c) 1998-1999 Andrew Gallatin
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/compat/freebsd32/freebsd32_util.h,v 1.12 2008/09/25 20:50:21 jhb Exp $
29 */
30
31 #ifndef _COMPAT_FREEBSD32_FREEBSD32_UTIL_H_
32 #define _COMPAT_FREEBSD32_FREEBSD32_UTIL_H_
33
34 #include <sys/cdefs.h>
35 #include <sys/exec.h>
36 #include <sys/sysent.h>
37
38 #include <vm/vm.h>
39 #include <vm/vm_param.h>
40 #include <vm/pmap.h>
41
42 struct freebsd32_ps_strings {
43 u_int32_t ps_argvstr; /* first of 0 or more argument strings */
44 int ps_nargvstr; /* the number of argument strings */
45 u_int32_t ps_envstr; /* first of 0 or more environment strings */
46 int ps_nenvstr; /* the number of environment strings */
47 };
48
49 #if defined(__amd64__) || defined(__ia64__)
50 #include <compat/ia32/ia32_util.h>
51 #endif
52
53 #define FREEBSD32_PS_STRINGS \
54 (FREEBSD32_USRSTACK - sizeof(struct freebsd32_ps_strings))
55
56 extern struct sysent freebsd32_sysent[];
57
58 #define SYSCALL32_MODULE(name, offset, new_sysent, evh, arg) \
59 static struct syscall_module_data name##_syscall32_mod = { \
60 evh, arg, offset, new_sysent, { 0, NULL } \
61 }; \
62 \
63 static moduledata_t name##32_mod = { \
64 #name, \
65 syscall32_module_handler, \
66 &name##_syscall32_mod \
67 }; \
68 DECLARE_MODULE(name##32, name##32_mod, SI_SUB_SYSCALLS, SI_ORDER_MIDDLE)
69
70 #define SYSCALL32_MODULE_HELPER(syscallname) \
71 static int syscallname##_syscall32 = FREEBSD32_SYS_##syscallname; \
72 static struct sysent syscallname##_sysent32 = { \
73 (sizeof(struct syscallname ## _args ) \
74 / sizeof(register_t)), \
75 (sy_call_t *)& syscallname \
76 }; \
77 SYSCALL32_MODULE(syscallname, \
78 & syscallname##_syscall32, & syscallname##_sysent32,\
79 NULL, NULL);
80
81 int syscall32_register(int *offset, struct sysent *new_sysent,
82 struct sysent *old_sysent);
83 int syscall32_deregister(int *offset, struct sysent *old_sysent);
84 int syscall32_module_handler(struct module *mod, int what, void *arg);
85
86 #endif /* !_COMPAT_FREEBSD32_FREEBSD32_UTIL_H_ */
87 Cache object: 18b935e3dfd9f483d3dcf39e508b6b33
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