Annotation of sys/compat/osf1/osf1_misc.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: osf1_misc.c,v 1.17 2004/06/25 16:28:51 deraadt Exp $ */
2: /* $NetBSD: osf1_misc.c,v 1.55 2000/06/28 15:39:33 mrg Exp $ */
3:
4: /*
5: * Copyright (c) 1999 Christopher G. Demetriou. 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: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. All advertising materials mentioning features or use of this software
16: * must display the following acknowledgement:
17: * This product includes software developed by Christopher G. Demetriou
18: * for the NetBSD Project.
19: * 4. The name of the author may not be used to endorse or promote products
20: * derived from this software without specific prior written permission
21: *
22: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32: */
33:
34: /*
35: * Copyright (c) 1994, 1995 Carnegie-Mellon University.
36: * All rights reserved.
37: *
38: * Author: Chris G. Demetriou
39: *
40: * Permission to use, copy, modify and distribute this software and
41: * its documentation is hereby granted, provided that both the copyright
42: * notice and this permission notice appear in all copies of the
43: * software, derivative works or modified versions, and any portions
44: * thereof, and that both notices appear in supporting documentation.
45: *
46: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
47: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
48: * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
49: *
50: * Carnegie Mellon requests users of this software to return to
51: *
52: * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
53: * School of Computer Science
54: * Carnegie Mellon University
55: * Pittsburgh PA 15213-3890
56: *
57: * any improvements or extensions that they make and grant Carnegie the
58: * rights to redistribute these changes.
59: */
60:
61: #include <sys/param.h>
62: #include <sys/systm.h>
63: #include <sys/namei.h>
64: #include <sys/proc.h>
65: #include <sys/file.h>
66: #include <sys/stat.h>
67: #include <sys/filedesc.h>
68: #include <sys/kernel.h>
69: #include <sys/malloc.h>
70: #include <sys/mman.h>
71: #include <sys/mount.h>
72: #include <sys/signal.h>
73: #include <sys/signalvar.h>
74: #include <sys/reboot.h>
75: #include <sys/syscallargs.h>
76: #include <sys/exec.h>
77: #include <sys/vnode.h>
78: #include <sys/socketvar.h>
79: #include <sys/resource.h>
80: #include <sys/resourcevar.h>
81: #include <sys/wait.h>
82:
83: #include <compat/osf1/osf1.h>
84: #include <compat/osf1/osf1_syscallargs.h>
85: #include <compat/osf1/osf1_util.h>
86: #include <compat/osf1/osf1_cvt.h>
87:
88: #ifdef SYSCALL_DEBUG
89: extern int scdebug;
90: #endif
91:
92: const char osf1_emul_path[] = "/emul/osf1";
93:
94: int
95: osf1_sys_classcntl(p, v, retval)
96: struct proc *p;
97: void *v;
98: register_t *retval;
99: {
100:
101: /* XXX */
102: return (ENOSYS);
103: }
104:
105: int
106: osf1_sys_reboot(p, v, retval)
107: struct proc *p;
108: void *v;
109: register_t *retval;
110: {
111: struct osf1_sys_reboot_args *uap = v;
112: struct sys_reboot_args a;
113: unsigned long leftovers;
114:
115: /* translate opt */
116: SCARG(&a, opt) = emul_flags_translate(osf1_reboot_opt_xtab,
117: SCARG(uap, opt), &leftovers);
118: if (leftovers != 0)
119: return (EINVAL);
120:
121: /* SCARG(&a, bootstr) = NULL; */
122:
123: return sys_reboot(p, &a, retval);
124: }
125:
126: int
127: osf1_sys_set_program_attributes(p, v, retval)
128: struct proc *p;
129: void *v;
130: register_t *retval;
131: {
132: struct osf1_sys_set_program_attributes_args *uap = v;
133: segsz_t tsize, dsize;
134:
135: tsize = btoc(SCARG(uap, tsize));
136: dsize = btoc(SCARG(uap, dsize));
137:
138: if (dsize > p->p_rlimit[RLIMIT_DATA].rlim_cur)
139: return (ENOMEM);
140: if (tsize > MAXTSIZ)
141: return (ENOMEM);
142:
143: p->p_vmspace->vm_taddr = SCARG(uap, taddr);
144: p->p_vmspace->vm_tsize = tsize;
145: p->p_vmspace->vm_daddr = SCARG(uap, daddr);
146: p->p_vmspace->vm_dsize = dsize;
147:
148: return (0);
149: }
150:
151: int
152: osf1_sys_setsysinfo(p, v, retval)
153: struct proc *p;
154: void *v;
155: register_t *retval;
156: {
157:
158: /* XXX */
159: return (0);
160: }
161:
162: int
163: osf1_sys_sysinfo(p, v, retval)
164: struct proc *p;
165: void *v;
166: register_t *retval;
167: {
168: struct osf1_sys_sysinfo_args *uap = v;
169: const char *string;
170: int error;
171:
172: error = 0;
173: switch (SCARG(uap, cmd)) {
174: case OSF1_SI_SYSNAME:
175: goto should_handle;
176: /* string = ostype; */
177: break;
178:
179: case OSF1_SI_HOSTNAME:
180: string = hostname;
181: break;
182:
183: case OSF1_SI_RELEASE:
184: string = version;
185: break;
186:
187: case OSF1_SI_VERSION:
188: goto should_handle;
189:
190: case OSF1_SI_MACHINE:
191: string = MACHINE;
192: break;
193:
194: case OSF1_SI_ARCHITECTURE:
195: string = MACHINE_ARCH;
196: break;
197:
198: case OSF1_SI_HW_SERIAL:
199: string = "666"; /* OSF/1 emulation? YES! */
200: break;
201:
202: case OSF1_SI_HW_PROVIDER:
203: string = "unknown";
204: break;
205:
206: case OSF1_SI_SRPC_DOMAIN:
207: goto dont_care;
208:
209: case OSF1_SI_SET_HOSTNAME:
210: goto should_handle;
211:
212: case OSF1_SI_SET_SYSNAME:
213: goto should_handle;
214:
215: case OSF1_SI_SET_SRPC_DOMAIN:
216: goto dont_care;
217:
218: default:
219: should_handle:
220: printf("osf1_sys_sysinfo(%d, %p, 0x%lx)\n", SCARG(uap, cmd),
221: SCARG(uap, buf), SCARG(uap,len));
222: dont_care:
223: error = EINVAL;
224: break;
225: };
226:
227: if (error == 0)
228: error = copyoutstr(string, SCARG(uap, buf), SCARG(uap, len),
229: NULL);
230:
231: return (error);
232: }
233:
234: int
235: osf1_sys_uname(p, v, retval)
236: struct proc *p;
237: void *v;
238: register_t *retval;
239: {
240: struct osf1_sys_uname_args *uap = v;
241: struct osf1_utsname u;
242: const char *cp;
243: extern char hostname[], machine[];
244: char *dp, *ep;
245:
246: /* XXX would use stackgap, but our struct utsname is too big! */
247:
248: bzero(&u, sizeof(u));
249: strlcpy(u.sysname, ostype, sizeof(u.sysname));
250: strlcpy(u.nodename, hostname, sizeof(u.nodename));
251: strlcpy(u.release, osrelease, sizeof(u.release));
252:
253: dp = u.version;
254: ep = &u.version[sizeof(u.version) - 1];
255: for (cp = version; *cp && *cp != '('; cp++)
256: ;
257: for (cp++; *cp && *cp != ')' && dp < ep; cp++)
258: *dp++ = *cp;
259: for (; *cp && *cp != '#'; cp++)
260: ;
261: for (; *cp && *cp != ':' && dp < ep; cp++)
262: *dp++ = *cp;
263: *dp = '\0';
264:
265: strlcpy(u.machine, machine, sizeof(u.machine));
266:
267: return (copyout((caddr_t)&u, (caddr_t)SCARG(uap, name), sizeof u));
268: }
269:
270: int
271: osf1_sys_usleep_thread(p, v, retval)
272: struct proc *p;
273: void *v;
274: register_t *retval;
275: {
276: struct osf1_sys_usleep_thread_args *uap = v;
277: struct osf1_timeval otv, endotv;
278: struct timeval tv, endtv;
279: u_long ticks;
280: int error;
281:
282: if ((error = copyin(SCARG(uap, sleep), &otv, sizeof otv)))
283: return (error);
284: tv.tv_sec = otv.tv_sec;
285: tv.tv_usec = otv.tv_usec;
286:
287: ticks = howmany((u_long)tv.tv_sec * 1000000 + tv.tv_usec, tick);
288: if (ticks == 0)
289: ticks = 1;
290:
291: getmicrotime(&tv);
292:
293: tsleep(p, PUSER|PCATCH, "uslpthrd", ticks); /* XXX */
294:
295: if (SCARG(uap, slept) != NULL) {
296: struct timeval tv2;
297:
298: getmicrotime(&tv2);
299: timersub(&tv2, &tv, &endtv);
300:
301: if (endtv.tv_sec < 0 || endtv.tv_usec < 0)
302: endtv.tv_sec = endtv.tv_usec = 0;
303:
304: endotv.tv_sec = endtv.tv_sec;
305: endotv.tv_usec = endtv.tv_usec;
306: error = copyout(&endotv, SCARG(uap, slept), sizeof endotv);
307: }
308: return (error);
309: }
310:
311: int
312: osf1_sys_wait4(p, v, retval)
313: struct proc *p;
314: void *v;
315: register_t *retval;
316: {
317: struct osf1_sys_wait4_args *uap = v;
318: struct sys_wait4_args a;
319: struct osf1_rusage osf1_rusage;
320: struct rusage netbsd_rusage;
321: unsigned long leftovers;
322: caddr_t sg;
323: int error;
324:
325: SCARG(&a, pid) = SCARG(uap, pid);
326: SCARG(&a, status) = SCARG(uap, status);
327:
328: /* translate options */
329: SCARG(&a, options) = emul_flags_translate(osf1_wait_options_xtab,
330: SCARG(uap, options), &leftovers);
331: if (leftovers != 0)
332: return (EINVAL);
333:
334: if (SCARG(uap, rusage) == NULL)
335: SCARG(&a, rusage) = NULL;
336: else {
337: sg = stackgap_init(p->p_emul);
338: SCARG(&a, rusage) = stackgap_alloc(&sg, sizeof netbsd_rusage);
339: }
340:
341: error = sys_wait4(p, &a, retval);
342:
343: if (error == 0 && SCARG(&a, rusage) != NULL) {
344: error = copyin((caddr_t)SCARG(&a, rusage),
345: (caddr_t)&netbsd_rusage, sizeof netbsd_rusage);
346: if (error == 0) {
347: osf1_cvt_rusage_from_native(&netbsd_rusage,
348: &osf1_rusage);
349: error = copyout((caddr_t)&osf1_rusage,
350: (caddr_t)SCARG(uap, rusage), sizeof osf1_rusage);
351: }
352: }
353:
354: return (error);
355: }
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