Annotation of sys/compat/svr4/svr4_stat.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: svr4_stat.c,v 1.27 2005/08/07 00:18:33 deraadt Exp $ */
2: /* $NetBSD: svr4_stat.c,v 1.21 1996/04/22 01:16:07 christos Exp $ */
3:
4: /*
5: * Copyright (c) 1994 Christos Zoulas
6: * All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
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/param.h>
32: #include <sys/systm.h>
33: #include <sys/namei.h>
34: #include <sys/proc.h>
35: #include <sys/file.h>
36: #include <sys/stat.h>
37: #include <sys/filedesc.h>
38: #include <sys/ioctl.h>
39: #include <sys/kernel.h>
40: #include <sys/mount.h>
41: #include <sys/malloc.h>
42: #include <sys/unistd.h>
43:
44: #include <sys/time.h>
45: #include <sys/ucred.h>
46: #include <uvm/uvm_extern.h>
47: #include <sys/sysctl.h>
48:
49: #include <sys/syscallargs.h>
50:
51: #include <compat/svr4/svr4_types.h>
52: #include <compat/svr4/svr4_signal.h>
53: #include <compat/svr4/svr4_syscallargs.h>
54: #include <compat/svr4/svr4_util.h>
55: #include <compat/svr4/svr4_stat.h>
56: #include <compat/svr4/svr4_ustat.h>
57: #include <compat/svr4/svr4_fuser.h>
58: #include <compat/svr4/svr4_utsname.h>
59: #include <compat/svr4/svr4_systeminfo.h>
60: #include <compat/svr4/svr4_time.h>
61: #include <compat/svr4/svr4_socket.h>
62:
63: #ifdef __sparc__
64: /*
65: * Solaris-2.4 on the sparc has the old stat call using the new
66: * stat data structure...
67: */
68: # define SVR4_NO_OSTAT
69: #endif
70:
71: static void bsd_to_svr4_xstat(struct stat *, struct svr4_xstat *);
72: static void bsd_to_svr4_stat64(struct stat *, struct svr4_stat64 *);
73: int svr4_ustat(struct proc *, void *, register_t *);
74: static int svr4_to_bsd_pathconf(int);
75:
76: /*
77: * SVR4 uses named pipes as named sockets, so we tell programs
78: * that sockets are named pipes with mode 0
79: */
80: #define BSD_TO_SVR4_MODE(mode) (S_ISSOCK(mode) ? S_IFIFO : (mode))
81:
82:
83: #ifndef SVR4_NO_OSTAT
84: static void bsd_to_svr4_stat(struct stat *, struct svr4_stat *);
85:
86: static void
87: bsd_to_svr4_stat(st, st4)
88: struct stat *st;
89: struct svr4_stat *st4;
90: {
91: bzero(st4, sizeof(*st4));
92: st4->st_dev = bsd_to_svr4_odev_t(st->st_dev);
93: st4->st_ino = st->st_ino;
94: st4->st_mode = BSD_TO_SVR4_MODE(st->st_mode);
95: st4->st_nlink = st->st_nlink;
96: st4->st_uid = st->st_uid;
97: st4->st_gid = st->st_gid;
98: st4->st_rdev = bsd_to_svr4_odev_t(st->st_rdev);
99: st4->st_size = st->st_size;
100: st4->st_atim = st->st_atimespec.tv_sec;
101: st4->st_mtim = st->st_mtimespec.tv_sec;
102: st4->st_ctim = st->st_ctimespec.tv_sec;
103: }
104: #endif
105:
106:
107: static void
108: bsd_to_svr4_xstat(st, st4)
109: struct stat *st;
110: struct svr4_xstat *st4;
111: {
112: bzero(st4, sizeof(*st4));
113: st4->st_dev = bsd_to_svr4_dev_t(st->st_dev);
114: st4->st_ino = st->st_ino;
115: st4->st_mode = BSD_TO_SVR4_MODE(st->st_mode);
116: st4->st_nlink = st->st_nlink;
117: st4->st_uid = st->st_uid;
118: st4->st_gid = st->st_gid;
119: st4->st_rdev = bsd_to_svr4_dev_t(st->st_rdev);
120: st4->st_size = st->st_size;
121: st4->st_atim = st->st_atimespec;
122: st4->st_mtim = st->st_mtimespec;
123: st4->st_ctim = st->st_ctimespec;
124: st4->st_blksize = st->st_blksize;
125: st4->st_blocks = st->st_blocks;
126: strlcpy(st4->st_fstype, "unknown", sizeof st4->st_fstype);
127: }
128:
129: static void
130: bsd_to_svr4_stat64(st, st4)
131: struct stat *st;
132: struct svr4_stat64 *st4;
133: {
134: bzero(st4, sizeof(*st4));
135: st4->st_dev = bsd_to_svr4_dev_t(st->st_dev);
136: st4->st_ino = st->st_ino;
137: st4->st_mode = BSD_TO_SVR4_MODE(st->st_mode);
138: st4->st_nlink = st->st_nlink;
139: st4->st_uid = st->st_uid;
140: st4->st_gid = st->st_gid;
141: st4->st_rdev = bsd_to_svr4_dev_t(st->st_rdev);
142: st4->st_size = st->st_size;
143: st4->st_atim = st->st_atimespec;
144: st4->st_mtim = st->st_mtimespec;
145: st4->st_ctim = st->st_ctimespec;
146: st4->st_blksize = st->st_blksize;
147: st4->st_blocks = st->st_blocks;
148: strlcpy(st4->st_fstype, "unknown", sizeof st4->st_fstype);
149: }
150:
151:
152: int
153: svr4_sys_stat(p, v, retval)
154: register struct proc *p;
155: void *v;
156: register_t *retval;
157: {
158: struct svr4_sys_stat_args *uap = v;
159: #ifdef SVR4_NO_OSTAT
160: struct svr4_sys_xstat_args cup;
161:
162: SCARG(&cup, two) = 2;
163: SCARG(&cup, path) = SCARG(uap, path);
164: SCARG(&cup, ub) = (struct svr4_xstat *) SCARG(uap, ub);
165: return svr4_sys_xstat(p, &cup, retval);
166: #else
167: struct stat st;
168: struct svr4_stat svr4_st;
169: struct sys_stat_args cup;
170: int error;
171:
172: caddr_t sg = stackgap_init(p->p_emul);
173: SCARG(&cup, ub) = stackgap_alloc(&sg, sizeof(struct stat));
174: SVR4_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
175:
176: SCARG(&cup, path) = SCARG(uap, path);
177:
178:
179: if ((error = sys_stat(p, &cup, retval)) != 0)
180: return error;
181:
182: if ((error = copyin(SCARG(&cup, ub), &st, sizeof st)) != 0)
183: return error;
184:
185: bsd_to_svr4_stat(&st, &svr4_st);
186:
187: if (S_ISSOCK(st.st_mode))
188: (void) svr4_add_socket(p, SCARG(uap, path), &st);
189:
190: if ((error = copyout(&svr4_st, SCARG(uap, ub), sizeof svr4_st)) != 0)
191: return error;
192:
193: return 0;
194: #endif
195: }
196:
197: int
198: svr4_sys_lstat(p, v, retval)
199: register struct proc *p;
200: void *v;
201: register_t *retval;
202: {
203: struct svr4_sys_lstat_args *uap = v;
204: #ifdef SVR4_NO_OSTAT
205: struct svr4_sys_lxstat_args cup;
206:
207: SCARG(&cup, two) = 2;
208: SCARG(&cup, path) = SCARG(uap, path);
209: SCARG(&cup, ub) = (struct svr4_xstat *) SCARG(uap, ub);
210: return svr4_sys_lxstat(p, &cup, retval);
211: #else
212: struct stat st;
213: struct svr4_stat svr4_st;
214: struct sys_lstat_args cup;
215: int error;
216:
217: caddr_t sg = stackgap_init(p->p_emul);
218: SCARG(&cup, ub) = stackgap_alloc(&sg, sizeof(struct stat));
219: SVR4_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
220:
221: SCARG(&cup, path) = SCARG(uap, path);
222:
223: if ((error = sys_lstat(p, &cup, retval)) != 0)
224: return error;
225:
226: if ((error = copyin(SCARG(&cup, ub), &st, sizeof st)) != 0)
227: return error;
228:
229: bsd_to_svr4_stat(&st, &svr4_st);
230:
231: if (S_ISSOCK(st.st_mode))
232: (void) svr4_add_socket(p, SCARG(uap, path), &st);
233:
234: if ((error = copyout(&svr4_st, SCARG(uap, ub), sizeof svr4_st)) != 0)
235: return error;
236:
237: return 0;
238: #endif
239: }
240:
241: int
242: svr4_sys_fstat(p, v, retval)
243: register struct proc *p;
244: void *v;
245: register_t *retval;
246: {
247: struct svr4_sys_fstat_args *uap = v;
248: #ifdef SVR4_NO_OSTAT
249: struct svr4_sys_fxstat_args cup;
250:
251: SCARG(&cup, two) = 2;
252: SCARG(&cup, fd) = SCARG(uap, fd);
253: SCARG(&cup, sb) = (struct svr4_xstat *) SCARG(uap, sb);
254: return svr4_sys_fxstat(p, &cup, retval);
255: #else
256: struct stat st;
257: struct svr4_stat svr4_st;
258: struct sys_fstat_args cup;
259: int error;
260:
261: caddr_t sg = stackgap_init(p->p_emul);
262:
263: SCARG(&cup, fd) = SCARG(uap, fd);
264: SCARG(&cup, sb) = stackgap_alloc(&sg, sizeof(struct stat));
265:
266: if ((error = sys_fstat(p, &cup, retval)) != 0)
267: return error;
268:
269: if ((error = copyin(SCARG(&cup, sb), &st, sizeof st)) != 0)
270: return error;
271:
272: bsd_to_svr4_stat(&st, &svr4_st);
273:
274: if ((error = copyout(&svr4_st, SCARG(uap, sb), sizeof svr4_st)) != 0)
275: return error;
276:
277: return 0;
278: #endif
279: }
280:
281:
282: int
283: svr4_sys_xstat(p, v, retval)
284: register struct proc *p;
285: void *v;
286: register_t *retval;
287: {
288: struct svr4_sys_xstat_args *uap = v;
289: struct stat st;
290: struct svr4_xstat svr4_st;
291: struct sys_stat_args cup;
292: int error;
293:
294: caddr_t sg = stackgap_init(p->p_emul);
295: SCARG(&cup, ub) = stackgap_alloc(&sg, sizeof(struct stat));
296: SVR4_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
297:
298: SCARG(&cup, path) = SCARG(uap, path);
299:
300: if ((error = sys_stat(p, &cup, retval)) != 0)
301: return error;
302:
303: if ((error = copyin(SCARG(&cup, ub), &st, sizeof st)) != 0)
304: return error;
305:
306: bsd_to_svr4_xstat(&st, &svr4_st);
307:
308: if (S_ISSOCK(st.st_mode))
309: (void) svr4_add_socket(p, SCARG(uap, path), &st);
310:
311: if ((error = copyout(&svr4_st, SCARG(uap, ub), sizeof svr4_st)) != 0)
312: return error;
313:
314: return 0;
315: }
316:
317: int
318: svr4_sys_lxstat(p, v, retval)
319: register struct proc *p;
320: void *v;
321: register_t *retval;
322: {
323: struct svr4_sys_lxstat_args *uap = v;
324: struct stat st;
325: struct svr4_xstat svr4_st;
326: struct sys_lstat_args cup;
327: int error;
328:
329: caddr_t sg = stackgap_init(p->p_emul);
330: SCARG(&cup, ub) = stackgap_alloc(&sg, sizeof(struct stat));
331: SVR4_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
332:
333: SCARG(&cup, path) = SCARG(uap, path);
334:
335: if ((error = sys_lstat(p, &cup, retval)) != 0)
336: return error;
337:
338: if ((error = copyin(SCARG(&cup, ub), &st, sizeof st)) != 0)
339: return error;
340:
341: bsd_to_svr4_xstat(&st, &svr4_st);
342:
343: if (S_ISSOCK(st.st_mode))
344: (void) svr4_add_socket(p, SCARG(uap, path), &st);
345:
346: if ((error = copyout(&svr4_st, SCARG(uap, ub), sizeof svr4_st)) != 0)
347: return error;
348:
349: return 0;
350: }
351:
352: int
353: svr4_sys_fxstat(p, v, retval)
354: register struct proc *p;
355: void *v;
356: register_t *retval;
357: {
358: struct svr4_sys_fxstat_args *uap = v;
359: struct stat st;
360: struct svr4_xstat svr4_st;
361: struct sys_fstat_args cup;
362: int error;
363:
364: caddr_t sg = stackgap_init(p->p_emul);
365:
366: SCARG(&cup, fd) = SCARG(uap, fd);
367: SCARG(&cup, sb) = stackgap_alloc(&sg, sizeof(struct stat));
368:
369: if ((error = sys_fstat(p, &cup, retval)) != 0)
370: return error;
371:
372: if ((error = copyin(SCARG(&cup, sb), &st, sizeof st)) != 0)
373: return error;
374:
375: bsd_to_svr4_xstat(&st, &svr4_st);
376:
377: if ((error = copyout(&svr4_st, SCARG(uap, sb), sizeof svr4_st)) != 0)
378: return error;
379:
380: return 0;
381: }
382:
383:
384: int
385: svr4_sys_stat64(p, v, retval)
386: struct proc *p;
387: void *v;
388: register_t *retval;
389: {
390: struct svr4_sys_stat64_args *uap = v;
391: struct stat st;
392: struct svr4_stat64 svr4_st;
393: struct sys_stat_args cup;
394: int error;
395:
396: caddr_t sg = stackgap_init(p->p_emul);
397:
398: SCARG(&cup, path) = SCARG(uap, path);
399: SCARG(&cup, ub) = stackgap_alloc(&sg, sizeof(struct stat));
400:
401: if ((error = sys_stat(p, &cup, retval)) != 0)
402: return error;
403:
404: if ((error = copyin(SCARG(&cup, ub), &st, sizeof st)) != 0)
405: return error;
406:
407: bsd_to_svr4_stat64(&st, &svr4_st);
408:
409: if (S_ISSOCK(st.st_mode))
410: (void) svr4_add_socket(p, SCARG(uap, path), &st);
411:
412: if ((error = copyout(&svr4_st, SCARG(uap, sb), sizeof svr4_st)) != 0)
413: return error;
414:
415: return 0;
416: }
417:
418:
419: int
420: svr4_sys_lstat64(p, v, retval)
421: struct proc *p;
422: void *v;
423: register_t *retval;
424: {
425: struct svr4_sys_lstat64_args *uap = v;
426: struct stat st;
427: struct svr4_stat64 svr4_st;
428: struct sys_lstat_args cup;
429: int error;
430:
431: caddr_t sg = stackgap_init(p->p_emul);
432:
433: SCARG(&cup, path) = SCARG(uap, path);
434: SCARG(&cup, ub) = stackgap_alloc(&sg, sizeof(struct stat));
435:
436: if ((error = sys_lstat(p, &cup, retval)) != 0)
437: return error;
438:
439: if ((error = copyin(SCARG(&cup, ub), &st, sizeof st)) != 0)
440: return error;
441:
442: bsd_to_svr4_stat64(&st, &svr4_st);
443:
444: if (S_ISSOCK(st.st_mode))
445: (void) svr4_add_socket(p, SCARG(uap, path), &st);
446:
447: if ((error = copyout(&svr4_st, SCARG(uap, sb), sizeof svr4_st)) != 0)
448: return error;
449:
450: return 0;
451: }
452:
453:
454: int
455: svr4_sys_fstat64(p, v, retval)
456: register struct proc *p;
457: void *v;
458: register_t *retval;
459: {
460: struct svr4_sys_fstat64_args *uap = v;
461: struct stat st;
462: struct svr4_stat64 svr4_st;
463: struct sys_fstat_args cup;
464: int error;
465:
466: caddr_t sg = stackgap_init(p->p_emul);
467:
468: SCARG(&cup, fd) = SCARG(uap, fd);
469: SCARG(&cup, sb) = stackgap_alloc(&sg, sizeof(struct stat));
470:
471: if ((error = sys_fstat(p, &cup, retval)) != 0)
472: return error;
473:
474: if ((error = copyin(SCARG(&cup, sb), &st, sizeof st)) != 0)
475: return error;
476:
477: bsd_to_svr4_stat64(&st, &svr4_st);
478:
479: if ((error = copyout(&svr4_st, SCARG(uap, sb), sizeof svr4_st)) != 0)
480: return error;
481:
482: return 0;
483: }
484:
485:
486: struct svr4_ustat_args {
487: syscallarg(svr4_dev_t) dev;
488: syscallarg(struct svr4_ustat *) name;
489: };
490:
491: int
492: svr4_ustat(p, v, retval)
493: register struct proc *p;
494: void *v;
495: register_t *retval;
496: {
497: struct svr4_ustat_args /* {
498: syscallarg(svr4_dev_t) dev;
499: syscallarg(struct svr4_ustat *) name;
500: } */ *uap = v;
501: struct svr4_ustat us;
502: int error;
503:
504: bzero(&us, sizeof us);
505:
506: /*
507: * XXX: should set f_tfree and f_tinode at least
508: * How do we translate dev -> fstat? (and then to svr4_ustat)
509: */
510: if ((error = copyout(&us, SCARG(uap, name), sizeof us)) != 0)
511: return (error);
512:
513: return 0;
514: }
515:
516:
517:
518: int
519: svr4_sys_uname(p, v, retval)
520: register struct proc *p;
521: void *v;
522: register_t *retval;
523: {
524: struct svr4_sys_uname_args *uap = v;
525: struct svr4_utsname *sut;
526: extern char hostname[], machine[];
527: const char *cp;
528: char *dp, *ep;
529: int error;
530:
531: sut = malloc(sizeof(*sut), M_TEMP, M_WAITOK);
532: bzero(sut, sizeof(*sut));
533: strlcpy(sut->sysname, ostype, sizeof(sut->sysname));
534: strlcpy(sut->nodename, hostname, sizeof(sut->nodename));
535: strlcpy(sut->release, osrelease, sizeof(sut->release));
536:
537: dp = sut->version;
538: ep = &sut->version[sizeof(sut->version) - 1];
539: for (cp = version; *cp && *cp != '('; cp++)
540: ;
541: for (cp++; *cp && *cp != ')' && dp < ep; cp++)
542: *dp++ = *cp;
543: for (; *cp && *cp != '#'; cp++)
544: ;
545: for (; *cp && *cp != ':' && dp < ep; cp++)
546: *dp++ = *cp;
547: *dp = '\0';
548:
549: strlcpy(sut->machine, machine, sizeof(sut->machine));
550:
551: error = copyout(sut, SCARG(uap, name), sizeof(struct svr4_utsname));
552: free(sut, M_TEMP);
553: return (error);
554: }
555:
556: int
557: svr4_sys_systeminfo(p, v, retval)
558: register struct proc *p;
559: void *v;
560: register_t *retval;
561: {
562: struct svr4_sys_systeminfo_args *uap = v;
563: const char *str;
564: int name;
565: int error;
566: long len;
567: extern char hostname[], machine[], domainname[];
568: #ifdef __sparc__
569: extern char *cpu_class;
570: #endif
571:
572: u_int rlen = SCARG(uap, len);
573:
574: switch (SCARG(uap, what)) {
575: case SVR4_SI_SYSNAME:
576: str = ostype;
577: break;
578:
579: case SVR4_SI_HOSTNAME:
580: str = hostname;
581: break;
582:
583: case SVR4_SI_RELEASE:
584: str = osrelease;
585: break;
586:
587: case SVR4_SI_VERSION:
588: str = version;
589: break;
590:
591: case SVR4_SI_MACHINE:
592: str = machine;
593: break;
594:
595: case SVR4_SI_ARCHITECTURE:
596: str = machine;
597: break;
598:
599: case SVR4_SI_HW_SERIAL:
600: str = "0";
601: break;
602:
603: case SVR4_SI_HW_PROVIDER:
604: str = ostype;
605: break;
606:
607: case SVR4_SI_SRPC_DOMAIN:
608: str = domainname;
609: break;
610:
611: case SVR4_SI_PLATFORM:
612: #ifdef __sparc__
613: str = cpu_class;
614: #else
615: str = machine;
616: #endif
617: break;
618:
619: case SVR4_SI_KERB_REALM:
620: str = "unsupported";
621: break;
622:
623: case SVR4_SI_SET_HOSTNAME:
624: if ((error = suser(p, 0)) != 0)
625: return error;
626: name = KERN_HOSTNAME;
627: return kern_sysctl(&name, 1, 0, 0, SCARG(uap, buf), rlen, p);
628:
629: case SVR4_SI_SET_SRPC_DOMAIN:
630: if ((error = suser(p, 0)) != 0)
631: return error;
632: name = KERN_DOMAINNAME;
633: return kern_sysctl(&name, 1, 0, 0, SCARG(uap, buf), rlen, p);
634:
635: case SVR4_SI_SET_KERB_REALM:
636: return 0;
637:
638: default:
639: DPRINTF(("Bad systeminfo command %d\n", SCARG(uap, what)));
640: return ENOSYS;
641: }
642:
643: /* on success, sysinfo() returns byte count including \0 */
644: /* result is not diminished if user buffer was too small */
645: len = strlen(str) + 1;
646: *retval = len;
647:
648: /* nothing to copy if user buffer is empty */
649: if (rlen == 0)
650: return 0;
651:
652: if (len > rlen) {
653: char nul = 0;
654:
655: /* if str overruns buffer, put NUL in last place */
656: len = rlen - 1;
657: if (copyout(&nul, SCARG(uap, buf), sizeof(char)) != 0)
658: return EFAULT;
659: }
660:
661: return copyout(str, SCARG(uap, buf), len);
662: }
663:
664:
665: int
666: svr4_sys_utssys(p, v, retval)
667: register struct proc *p;
668: void *v;
669: register_t *retval;
670: {
671: struct svr4_sys_utssys_args *uap = v;
672:
673: switch (SCARG(uap, sel)) {
674: case 0: /* uname(2) */
675: {
676: struct svr4_sys_uname_args ua;
677: SCARG(&ua, name) = SCARG(uap, a1);
678: return svr4_sys_uname(p, &ua, retval);
679: }
680:
681: case 2: /* ustat(2) */
682: {
683: struct svr4_ustat_args ua;
684: SCARG(&ua, dev) = (svr4_dev_t) SCARG(uap, a2);
685: SCARG(&ua, name) = SCARG(uap, a1);
686: return svr4_ustat(p, &ua, retval);
687: }
688:
689: case 3: /* fusers(2) */
690: return ENOSYS;
691:
692: default:
693: return ENOSYS;
694: }
695: return ENOSYS;
696: }
697:
698:
699: int
700: svr4_sys_utime(p, v, retval)
701: register struct proc *p;
702: void *v;
703: register_t *retval;
704: {
705: struct svr4_sys_utime_args *uap = v;
706: struct svr4_utimbuf ub;
707: struct timeval tbuf[2];
708: struct sys_utimes_args ap;
709: int error;
710: caddr_t sg = stackgap_init(p->p_emul);
711:
712: SCARG(&ap, tptr) = stackgap_alloc(&sg, sizeof(tbuf));
713: SVR4_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
714: SCARG(&ap, path) = SCARG(uap, path);
715: if (SCARG(uap, ubuf) != NULL) {
716: if ((error = copyin(SCARG(uap, ubuf), &ub, sizeof(ub))) != 0)
717: return error;
718: tbuf[0].tv_sec = ub.actime;
719: tbuf[0].tv_usec = 0;
720: tbuf[1].tv_sec = ub.modtime;
721: tbuf[1].tv_usec = 0;
722: error = copyout(tbuf, (struct timeval *)SCARG(&ap, tptr), sizeof(tbuf));
723: if (error)
724: return error;
725: }
726: else
727: SCARG(&ap, tptr) = NULL;
728: return sys_utimes(p, &ap, retval);
729: }
730:
731:
732: int
733: svr4_sys_utimes(p, v, retval)
734: register struct proc *p;
735: void *v;
736: register_t *retval;
737: {
738: struct svr4_sys_utimes_args *uap = v;
739: caddr_t sg = stackgap_init(p->p_emul);
740: SVR4_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
741: return sys_utimes(p, uap, retval);
742: }
743:
744:
745: static int
746: svr4_to_bsd_pathconf(name)
747: int name;
748: {
749: switch (name) {
750: case SVR4_PC_LINK_MAX:
751: return _PC_LINK_MAX;
752:
753: case SVR4_PC_MAX_CANON:
754: return _PC_MAX_CANON;
755:
756: case SVR4_PC_MAX_INPUT:
757: return _PC_MAX_INPUT;
758:
759: case SVR4_PC_NAME_MAX:
760: return _PC_NAME_MAX;
761:
762: case SVR4_PC_PATH_MAX:
763: return _PC_PATH_MAX;
764:
765: case SVR4_PC_PIPE_BUF:
766: return _PC_PIPE_BUF;
767:
768: case SVR4_PC_NO_TRUNC:
769: return _PC_NO_TRUNC;
770:
771: case SVR4_PC_VDISABLE:
772: return _PC_VDISABLE;
773:
774: case SVR4_PC_CHOWN_RESTRICTED:
775: return _PC_CHOWN_RESTRICTED;
776:
777: case SVR4_PC_ASYNC_IO:
778: case SVR4_PC_PRIO_IO:
779: case SVR4_PC_SYNC_IO:
780: /* Not supported */
781: return 0;
782:
783: default:
784: /* Invalid */
785: return -1;
786: }
787: }
788:
789:
790: int
791: svr4_sys_pathconf(p, v, retval)
792: register struct proc *p;
793: void *v;
794: register_t *retval;
795: {
796: struct svr4_sys_pathconf_args *uap = v;
797: caddr_t sg = stackgap_init(p->p_emul);
798:
799: SVR4_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
800:
801: SCARG(uap, name) = svr4_to_bsd_pathconf(SCARG(uap, name));
802:
803: switch (SCARG(uap, name)) {
804: case -1:
805: *retval = -1;
806: return EINVAL;
807: case 0:
808: *retval = 0;
809: return 0;
810: default:
811: return sys_pathconf(p, uap, retval);
812: }
813: }
814:
815: int
816: svr4_sys_fpathconf(p, v, retval)
817: register struct proc *p;
818: void *v;
819: register_t *retval;
820: {
821: struct svr4_sys_fpathconf_args *uap = v;
822:
823: SCARG(uap, name) = svr4_to_bsd_pathconf(SCARG(uap, name));
824:
825: switch (SCARG(uap, name)) {
826: case -1:
827: *retval = -1;
828: return EINVAL;
829: case 0:
830: *retval = 0;
831: return 0;
832: default:
833: return sys_fpathconf(p, uap, retval);
834: }
835: }
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