]>
git.saurik.com Git - apple/xnu.git/blob - bsd/dev/ppc/stubs.c
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
4 * @APPLE_LICENSE_HEADER_START@
6 * The contents of this file constitute Original Code as defined in and
7 * are subject to the Apple Public Source License Version 1.1 (the
8 * "License"). You may not use this file except in compliance with the
9 * License. Please obtain a copy of the License at
10 * http://www.apple.com/publicsource and read it before using this file.
12 * This Original Code and all software distributed under the License are
13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17 * License for the specific language governing rights and limitations
20 * @APPLE_LICENSE_HEADER_END@
23 * Copyright (c) 1997 by Apple Computer, Inc., all rights reserved
24 * Copyright (c) 1993 NeXT Computer, Inc.
28 #include <sys/param.h>
29 #include <sys/systm.h>
31 #include <sys/ioctl.h>
36 #include <kern/thread.h>
37 #include <kern/thread_act.h>
38 #include <kern/task.h>
39 #include <vm/vm_map.h>
43 * copy a null terminated string from one point to another in
44 * the kernel address space.
45 * - no access checks are performed.
46 * - if the end of string isn't found before
47 * maxlen bytes are copied, return ENAMETOOLONG,
48 * indicating an incomplete copy.
49 * - otherwise, return 0, indicating success.
50 * the number of bytes copied is always returned in lencopied.
52 /* from ppc/fault_copy.c -Titan1T4 VERSION */
54 copystr(vfrom
, vto
, maxlen
, lencopied
)
55 register void * vfrom
, *vto
;
56 size_t maxlen
, *lencopied
;
64 for (l
= 0; l
< maxlen
; l
++)
65 if ((*to
++ = *from
++) == '\0') {
75 int copywithin(src
, dst
, count
)
83 struct unix_syscallargs
{
86 int arg1
, arg2
,arg3
,arg4
,arg5
,arg6
,arg7
;
89 set_bsduthreadargs(thread_t th
, void * pcb
, struct unix_syscallargs
* sarg
)
93 ut
= get_bsdthread_info(th
);
94 ut
->uu_ar0
= (int *)pcb
;
98 ut
->uu_arg
[0] = sarg
->arg1
;
99 ut
->uu_arg
[1] = sarg
->arg2
;
100 ut
->uu_arg
[2] = sarg
->arg3
;
101 ut
->uu_arg
[3] = sarg
->arg4
;
102 ut
->uu_arg
[4] = sarg
->arg5
;
103 ut
->uu_arg
[5] = sarg
->arg6
;
104 ut
->uu_arg
[7] = sarg
->arg7
;
108 ut
->uu_arg
[0] = sarg
->r3
;
109 ut
->uu_arg
[1] = sarg
->arg1
;
110 ut
->uu_arg
[2] = sarg
->arg2
;
111 ut
->uu_arg
[3] = sarg
->arg3
;
112 ut
->uu_arg
[4] = sarg
->arg4
;
113 ut
->uu_arg
[5] = sarg
->arg5
;
114 ut
->uu_arg
[6] = sarg
->arg6
;
115 ut
->uu_arg
[7] = sarg
->arg7
;
122 get_bsduthreadarg(thread_t th
)
125 ut
= get_bsdthread_info(th
);
126 return((void *)(ut
->uu_arg
));
130 get_bsduthreadrval(thread_act_t th
)
133 ut
= get_bsdthread_info(th
);
134 return(&ut
->uu_rval
[0]);