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ibcs2_xenix.c (160241) ibcs2_xenix.c (160798)
1/*-
2 * Copyright (c) 1994 Sean Eric Fagan
3 * Copyright (c) 1994 S�ren Schmidt
4 * Copyright (c) 1995 Steven Wallace
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer
12 * in this position and unchanged.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
1/*-
2 * Copyright (c) 1994 Sean Eric Fagan
3 * Copyright (c) 1994 S�ren Schmidt
4 * Copyright (c) 1995 Steven Wallace
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer
12 * in this position and unchanged.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD: head/sys/i386/ibcs2/ibcs2_xenix.c 160241 2006-07-10 17:59:26Z jhb $");
32__FBSDID("$FreeBSD: head/sys/i386/ibcs2/ibcs2_xenix.c 160798 2006-07-28 19:05:28Z jhb $");
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/namei.h>
37#include <sys/sysproto.h>
38#include <sys/jail.h>
39#include <sys/kernel.h>
40#include <sys/malloc.h>
41#include <sys/filio.h>
42#include <sys/vnode.h>
43#include <sys/syscallsubr.h>
44#include <sys/sysctl.h>
45#include <sys/sysent.h>
46#include <sys/unistd.h>
47
48#include <machine/cpu.h>
49
50#include <i386/ibcs2/ibcs2_types.h>
51#include <i386/ibcs2/ibcs2_unistd.h>
52#include <i386/ibcs2/ibcs2_signal.h>
53#include <i386/ibcs2/ibcs2_util.h>
54#include <i386/ibcs2/ibcs2_proto.h>
55#include <i386/ibcs2/ibcs2_xenix.h>
56#include <i386/ibcs2/ibcs2_xenix_syscall.h>
57
58
59extern struct sysent xenix_sysent[];
60
61int
62ibcs2_xenix(struct thread *td, struct ibcs2_xenix_args *uap)
63{
64 struct trapframe *tf = td->td_frame;
65 struct sysent *callp;
66 u_int code;
67 int error;
68
69 code = (tf->tf_eax & 0xff00) >> 8;
70 callp = &xenix_sysent[code];
71
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/namei.h>
37#include <sys/sysproto.h>
38#include <sys/jail.h>
39#include <sys/kernel.h>
40#include <sys/malloc.h>
41#include <sys/filio.h>
42#include <sys/vnode.h>
43#include <sys/syscallsubr.h>
44#include <sys/sysctl.h>
45#include <sys/sysent.h>
46#include <sys/unistd.h>
47
48#include <machine/cpu.h>
49
50#include <i386/ibcs2/ibcs2_types.h>
51#include <i386/ibcs2/ibcs2_unistd.h>
52#include <i386/ibcs2/ibcs2_signal.h>
53#include <i386/ibcs2/ibcs2_util.h>
54#include <i386/ibcs2/ibcs2_proto.h>
55#include <i386/ibcs2/ibcs2_xenix.h>
56#include <i386/ibcs2/ibcs2_xenix_syscall.h>
57
58
59extern struct sysent xenix_sysent[];
60
61int
62ibcs2_xenix(struct thread *td, struct ibcs2_xenix_args *uap)
63{
64 struct trapframe *tf = td->td_frame;
65 struct sysent *callp;
66 u_int code;
67 int error;
68
69 code = (tf->tf_eax & 0xff00) >> 8;
70 callp = &xenix_sysent[code];
71
72 if (code < IBCS2_XENIX_MAXSYSCALL) {
73 if ((callp->sy_narg & SYF_MPSAFE) == 0)
74 mtx_lock(&Giant);
72 if (code < IBCS2_XENIX_MAXSYSCALL)
75 error = ((*callp->sy_call)(td, (void *)uap));
73 error = ((*callp->sy_call)(td, (void *)uap));
76 if ((callp->sy_narg & SYF_MPSAFE) == 0)
77 mtx_unlock(&Giant);
78 } else
74 else
79 error = ENOSYS;
80 return (error);
81}
82
83int
84xenix_rdchk(td, uap)
85 struct thread *td;
86 struct xenix_rdchk_args *uap;
87{
88 int data, error;
89
90 DPRINTF(("IBCS2: 'xenix rdchk'\n"));
91
92 error = kern_ioctl(td, uap->fd, FIONREAD, (caddr_t)&data);
93 if (error)
94 return (error);
95 td->td_retval[0] = data ? 1 : 0;
96 return (0);
97}
98
99int
100xenix_chsize(td, uap)
101 struct thread *td;
102 struct xenix_chsize_args *uap;
103{
104 struct ftruncate_args sa;
105
106 DPRINTF(("IBCS2: 'xenix chsize'\n"));
107 sa.fd = uap->fd;
108 sa.pad = 0;
109 sa.length = uap->size;
110 return ftruncate(td, &sa);
111}
112
113
114int
115xenix_ftime(td, uap)
116 struct thread *td;
117 struct xenix_ftime_args *uap;
118{
119 struct timeval tv;
120 struct ibcs2_timeb {
121 unsigned long time __packed;
122 unsigned short millitm;
123 short timezone;
124 short dstflag;
125 } itb;
126
127 DPRINTF(("IBCS2: 'xenix ftime'\n"));
128 microtime(&tv);
129 itb.time = tv.tv_sec;
130 itb.millitm = (tv.tv_usec / 1000);
131 itb.timezone = tz_minuteswest;
132 itb.dstflag = tz_dsttime != DST_NONE;
133
134 return copyout((caddr_t)&itb, (caddr_t)uap->tp,
135 sizeof(struct ibcs2_timeb));
136}
137
138int
139xenix_nap(struct thread *td, struct xenix_nap_args *uap)
140{
141 long period;
142
143 DPRINTF(("IBCS2: 'xenix nap %d ms'\n", uap->millisec));
144 period = (long)uap->millisec / (1000/hz);
145 if (period)
146 while (tsleep(&period, PPAUSE, "nap", period)
147 != EWOULDBLOCK) ;
148 return 0;
149}
150
151int
152xenix_utsname(struct thread *td, struct xenix_utsname_args *uap)
153{
154 struct ibcs2_sco_utsname {
155 char sysname[9];
156 char nodename[9];
157 char release[16];
158 char kernelid[20];
159 char machine[9];
160 char bustype[9];
161 char sysserial[10];
162 unsigned short sysorigin;
163 unsigned short sysoem;
164 char numusers[9];
165 unsigned short numcpu;
166 } ibcs2_sco_uname;
167
168 DPRINTF(("IBCS2: 'xenix sco_utsname'\n"));
169 bzero(&ibcs2_sco_uname, sizeof(struct ibcs2_sco_utsname));
170 strncpy(ibcs2_sco_uname.sysname, ostype,
171 sizeof(ibcs2_sco_uname.sysname) - 1);
172 getcredhostname(td->td_ucred, ibcs2_sco_uname.nodename,
173 sizeof(ibcs2_sco_uname.nodename) - 1);
174 strncpy(ibcs2_sco_uname.release, osrelease,
175 sizeof(ibcs2_sco_uname.release) - 1);
176 strncpy(ibcs2_sco_uname.kernelid, version,
177 sizeof(ibcs2_sco_uname.kernelid) - 1);
178 strncpy(ibcs2_sco_uname.machine, machine,
179 sizeof(ibcs2_sco_uname.machine) - 1);
180 strncpy(ibcs2_sco_uname.bustype, "ISA/EISA",
181 sizeof(ibcs2_sco_uname.bustype) - 1);
182 strncpy(ibcs2_sco_uname.sysserial, "no charge",
183 sizeof(ibcs2_sco_uname.sysserial) - 1);
184 strncpy(ibcs2_sco_uname.numusers, "unlim",
185 sizeof(ibcs2_sco_uname.numusers) - 1);
186 ibcs2_sco_uname.sysorigin = 0xFFFF;
187 ibcs2_sco_uname.sysoem = 0xFFFF;
188 ibcs2_sco_uname.numcpu = 1;
189 return copyout((caddr_t)&ibcs2_sco_uname,
190 (caddr_t)(void *)(intptr_t)uap->addr,
191 sizeof(struct ibcs2_sco_utsname));
192}
193
194int
195xenix_scoinfo(struct thread *td, struct xenix_scoinfo_args *uap)
196{
197 /* scoinfo (not documented) */
198 td->td_retval[0] = 0;
199 return 0;
200}
201
202int
203xenix_eaccess(struct thread *td, struct xenix_eaccess_args *uap)
204{
205 char *path;
206 int error, bsd_flags;
207
208 bsd_flags = 0;
209 if (uap->flags & IBCS2_R_OK)
210 bsd_flags |= R_OK;
211 if (uap->flags & IBCS2_W_OK)
212 bsd_flags |= W_OK;
213 if (uap->flags & IBCS2_X_OK)
214 bsd_flags |= X_OK;
215
216 CHECKALTEXIST(td, uap->path, &path);
217 error = kern_eaccess(td, path, UIO_SYSSPACE, bsd_flags);
218 free(path, M_TEMP);
219 return (error);
220}
75 error = ENOSYS;
76 return (error);
77}
78
79int
80xenix_rdchk(td, uap)
81 struct thread *td;
82 struct xenix_rdchk_args *uap;
83{
84 int data, error;
85
86 DPRINTF(("IBCS2: 'xenix rdchk'\n"));
87
88 error = kern_ioctl(td, uap->fd, FIONREAD, (caddr_t)&data);
89 if (error)
90 return (error);
91 td->td_retval[0] = data ? 1 : 0;
92 return (0);
93}
94
95int
96xenix_chsize(td, uap)
97 struct thread *td;
98 struct xenix_chsize_args *uap;
99{
100 struct ftruncate_args sa;
101
102 DPRINTF(("IBCS2: 'xenix chsize'\n"));
103 sa.fd = uap->fd;
104 sa.pad = 0;
105 sa.length = uap->size;
106 return ftruncate(td, &sa);
107}
108
109
110int
111xenix_ftime(td, uap)
112 struct thread *td;
113 struct xenix_ftime_args *uap;
114{
115 struct timeval tv;
116 struct ibcs2_timeb {
117 unsigned long time __packed;
118 unsigned short millitm;
119 short timezone;
120 short dstflag;
121 } itb;
122
123 DPRINTF(("IBCS2: 'xenix ftime'\n"));
124 microtime(&tv);
125 itb.time = tv.tv_sec;
126 itb.millitm = (tv.tv_usec / 1000);
127 itb.timezone = tz_minuteswest;
128 itb.dstflag = tz_dsttime != DST_NONE;
129
130 return copyout((caddr_t)&itb, (caddr_t)uap->tp,
131 sizeof(struct ibcs2_timeb));
132}
133
134int
135xenix_nap(struct thread *td, struct xenix_nap_args *uap)
136{
137 long period;
138
139 DPRINTF(("IBCS2: 'xenix nap %d ms'\n", uap->millisec));
140 period = (long)uap->millisec / (1000/hz);
141 if (period)
142 while (tsleep(&period, PPAUSE, "nap", period)
143 != EWOULDBLOCK) ;
144 return 0;
145}
146
147int
148xenix_utsname(struct thread *td, struct xenix_utsname_args *uap)
149{
150 struct ibcs2_sco_utsname {
151 char sysname[9];
152 char nodename[9];
153 char release[16];
154 char kernelid[20];
155 char machine[9];
156 char bustype[9];
157 char sysserial[10];
158 unsigned short sysorigin;
159 unsigned short sysoem;
160 char numusers[9];
161 unsigned short numcpu;
162 } ibcs2_sco_uname;
163
164 DPRINTF(("IBCS2: 'xenix sco_utsname'\n"));
165 bzero(&ibcs2_sco_uname, sizeof(struct ibcs2_sco_utsname));
166 strncpy(ibcs2_sco_uname.sysname, ostype,
167 sizeof(ibcs2_sco_uname.sysname) - 1);
168 getcredhostname(td->td_ucred, ibcs2_sco_uname.nodename,
169 sizeof(ibcs2_sco_uname.nodename) - 1);
170 strncpy(ibcs2_sco_uname.release, osrelease,
171 sizeof(ibcs2_sco_uname.release) - 1);
172 strncpy(ibcs2_sco_uname.kernelid, version,
173 sizeof(ibcs2_sco_uname.kernelid) - 1);
174 strncpy(ibcs2_sco_uname.machine, machine,
175 sizeof(ibcs2_sco_uname.machine) - 1);
176 strncpy(ibcs2_sco_uname.bustype, "ISA/EISA",
177 sizeof(ibcs2_sco_uname.bustype) - 1);
178 strncpy(ibcs2_sco_uname.sysserial, "no charge",
179 sizeof(ibcs2_sco_uname.sysserial) - 1);
180 strncpy(ibcs2_sco_uname.numusers, "unlim",
181 sizeof(ibcs2_sco_uname.numusers) - 1);
182 ibcs2_sco_uname.sysorigin = 0xFFFF;
183 ibcs2_sco_uname.sysoem = 0xFFFF;
184 ibcs2_sco_uname.numcpu = 1;
185 return copyout((caddr_t)&ibcs2_sco_uname,
186 (caddr_t)(void *)(intptr_t)uap->addr,
187 sizeof(struct ibcs2_sco_utsname));
188}
189
190int
191xenix_scoinfo(struct thread *td, struct xenix_scoinfo_args *uap)
192{
193 /* scoinfo (not documented) */
194 td->td_retval[0] = 0;
195 return 0;
196}
197
198int
199xenix_eaccess(struct thread *td, struct xenix_eaccess_args *uap)
200{
201 char *path;
202 int error, bsd_flags;
203
204 bsd_flags = 0;
205 if (uap->flags & IBCS2_R_OK)
206 bsd_flags |= R_OK;
207 if (uap->flags & IBCS2_W_OK)
208 bsd_flags |= W_OK;
209 if (uap->flags & IBCS2_X_OK)
210 bsd_flags |= X_OK;
211
212 CHECKALTEXIST(td, uap->path, &path);
213 error = kern_eaccess(td, path, UIO_SYSSPACE, bsd_flags);
214 free(path, M_TEMP);
215 return (error);
216}