1 /* $NetBSD: pecoff_emul.c,v 1.21 2008/10/15 06:51:20 wrstuden Exp $ */
2
3 /*
4 * Copyright (c) 2000 Masaru OKI
5 * Copyright (c) 1994, 1995, 1998 Scott Bartram
6 * Copyright (c) 1994 Adam Glass
7 * Copyright (c) 1993, 1994 Christopher G. Demetriou
8 * All rights reserved.
9 *
10 * from compat/ibcs2/ibcs2_exec.c
11 * originally from kern/exec_ecoff.c
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed by Scott Bartram.
24 * 4. The name of the author may not be used to endorse or promote products
25 * derived from this software without specific prior written permission
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
28 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
29 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
30 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
31 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
32 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
36 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 #include <sys/cdefs.h>
40 __KERNEL_RCSID(0, "$NetBSD: pecoff_emul.c,v 1.21 2008/10/15 06:51:20 wrstuden Exp $");
41
42 /*#define DEBUG_PECOFF*/
43
44 #ifdef _KERNEL_OPT
45 #include "opt_syscall_debug.h"
46 #endif
47
48 #include <sys/param.h>
49 #include <sys/proc.h>
50 #include <sys/malloc.h>
51 #include <sys/namei.h>
52 #include <sys/vnode.h>
53 #include <sys/mount.h>
54 #include <sys/exec.h>
55 #include <sys/syscall.h>
56 #include <sys/signalvar.h>
57 #include <sys/resourcevar.h>
58 #include <sys/stat.h>
59
60 #include <uvm/uvm_extern.h>
61
62 #include <sys/exec_coff.h>
63 #include <machine/coff_machdep.h>
64
65 #include <compat/pecoff/pecoff_exec.h>
66 #include <compat/pecoff/pecoff_util.h>
67
68 extern struct sysent pecoff_sysent[];
69
70 #ifdef COMPAT_16
71 extern char sigcode[], esigcode[];
72 struct uvm_object *emul_pecoff_object;
73 #endif
74
75 #ifndef __HAVE_SYSCALL_INTERN
76 void syscall(void);
77 #endif
78
79 #ifdef SYSCALL_DEBUG
80 extern const char * const syscallnames[];
81 #endif
82
83 const struct emul emul_pecoff = {
84 "pecoff",
85 "/emul/pecoff",
86 #ifndef __HAVE_MINIMAL_EMUL
87 EMUL_HAS_SYS___syscall,
88 0,
89 SYS_syscall,
90 SYS_NSYSENT,
91 #endif
92 sysent,
93 #ifdef SYSCALL_DEBUG
94 syscallnames,
95 #else
96 NULL,
97 #endif
98 sendsig,
99 trapsignal,
100 NULL,
101 #ifdef COMPAT_16
102 sigcode,
103 esigcode,
104 &emul_pecoff_object,
105 #else
106 NULL,
107 NULL,
108 NULL,
109 #endif
110 setregs,
111 NULL,
112 NULL,
113 NULL,
114 NULL,
115 NULL,
116 #ifdef __HAVE_SYSCALL_INTERN
117 syscall_intern,
118 #else
119 syscall,
120 #endif
121 NULL,
122 NULL,
123
124 uvm_default_mapaddr,
125 NULL,
126 NULL,
127 sizeof(ucontext_t),
128 NULL,
129 };
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