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/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 1998-1999 Andrew Gallatin
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer
* in this position and unchanged.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software withough specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _COMPAT_FREEBSD32_FREEBSD32_UTIL_H_
#define _COMPAT_FREEBSD32_FREEBSD32_UTIL_H_
#include <sys/cdefs.h>
#include <sys/exec.h>
#include <sys/sysent.h>
#include <sys/uio.h>
#include <vm/vm.h>
#include <vm/vm_param.h>
#include <vm/pmap.h>
struct freebsd32_ps_strings {
u_int32_t ps_argvstr; /* first of 0 or more argument strings */
int ps_nargvstr; /* the number of argument strings */
u_int32_t ps_envstr; /* first of 0 or more environment strings */
int ps_nenvstr; /* the number of environment strings */
};
#if defined(__amd64__)
#include <compat/ia32/ia32_util.h>
#endif
#define FREEBSD32_PS_STRINGS \
(FREEBSD32_USRSTACK - sizeof(struct freebsd32_ps_strings))
extern struct sysent freebsd32_sysent[];
#define SYSCALL32_MODULE(name, offset, new_sysent, evh, arg) \
static struct syscall_module_data name##_syscall32_mod = { \
evh, arg, offset, new_sysent, { 0, NULL } \
}; \
\
static moduledata_t name##32_mod = { \
"sys32/" #name, \
syscall32_module_handler, \
&name##_syscall32_mod \
}; \
DECLARE_MODULE(name##32, name##32_mod, SI_SUB_SYSCALLS, SI_ORDER_MIDDLE)
#define SYSCALL32_MODULE_HELPER(syscallname) \
static int syscallname##_syscall32 = FREEBSD32_SYS_##syscallname; \
static struct sysent syscallname##_sysent32 = { \
(sizeof(struct syscallname ## _args ) \
/ sizeof(register_t)), \
(sy_call_t *)& syscallname \
}; \
SYSCALL32_MODULE(syscallname, \
& syscallname##_syscall32, & syscallname##_sysent32,\
NULL, NULL);
#define SYSCALL32_INIT_HELPER_F(syscallname, flags) { \
.new_sysent = { \
.sy_narg = (sizeof(struct syscallname ## _args ) \
/ sizeof(register_t)), \
.sy_call = (sy_call_t *)& syscallname, \
.sy_flags = (flags) \
}, \
.syscall_no = FREEBSD32_SYS_##syscallname \
}
#define SYSCALL32_INIT_HELPER_COMPAT_F(syscallname, flags) { \
.new_sysent = { \
.sy_narg = (sizeof(struct syscallname ## _args ) \
/ sizeof(register_t)), \
.sy_call = (sy_call_t *)& sys_ ## syscallname, \
.sy_flags = (flags) \
}, \
.syscall_no = FREEBSD32_SYS_##syscallname \
}
#define SYSCALL32_INIT_HELPER(syscallname) \
SYSCALL32_INIT_HELPER_F(syscallname, 0)
#define SYSCALL32_INIT_HELPER_COMPAT(syscallname) \
SYSCALL32_INIT_HELPER_COMPAT_F(syscallname, 0)
int syscall32_module_handler(struct module *mod, int what, void *arg);
int syscall32_helper_register(struct syscall_helper_data *sd, int flags);
int syscall32_helper_unregister(struct syscall_helper_data *sd);
struct iovec32;
struct rusage32;
register_t *freebsd32_copyout_strings(struct image_params *imgp);
int freebsd32_copyiniov(struct iovec32 *iovp, u_int iovcnt,
struct iovec **iov, int error);
void freebsd32_rusage_out(const struct rusage *s, struct rusage32 *s32);
struct image_args;
int freebsd32_exec_copyin_args(struct image_args *args, char *fname,
enum uio_seg segflg, u_int32_t *argv, u_int32_t *envv);
#endif /* !_COMPAT_FREEBSD32_FREEBSD32_UTIL_H_ */
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