1 /* $NetBSD: xdr.c,v 1.22 2000/07/06 03:10:35 christos Exp $ */
2
3 /*
4 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
5 * unrestricted use provided that this legend is included on all tape
6 * media and as a part of the software program in whole or part. Users
7 * may copy or modify Sun RPC without charge, but are not authorized
8 * to license or distribute it to anyone else except as part of a product or
9 * program developed by the user.
10 *
11 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
12 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
13 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14 *
15 * Sun RPC is provided with no support and without any obligation on the
16 * part of Sun Microsystems, Inc. to assist in its use, correction,
17 * modification or enhancement.
18 *
19 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
20 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
21 * OR ANY PART THEREOF.
22 *
23 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
24 * or profits or other special, indirect and consequential damages, even if
25 * Sun has been advised of the possibility of such damages.
26 *
27 * Sun Microsystems, Inc.
28 * 2550 Garcia Avenue
29 * Mountain View, California 94043
30 */
31
32 #if defined(LIBC_SCCS) && !defined(lint)
33 static char *sccsid2 = "@(#)xdr.c 1.35 87/08/12";
34 static char *sccsid = "@(#)xdr.c 2.1 88/07/29 4.0 RPCSRC";
35 #endif
36 #include <sys/cdefs.h>
37 /*
38 * xdr.c, Generic XDR routines implementation.
39 *
40 * Copyright (C) 1986, Sun Microsystems, Inc.
41 *
42 * These are the "generic" xdr routines used to serialize and de-serialize
43 * most common data items. See xdr.h for more info on the interface to
44 * xdr.
45 */
46
47 #include <sys/param.h>
48 #include <sys/systm.h>
49 #include <sys/kernel.h>
50 #include <sys/malloc.h>
51 #include <sys/module.h>
52
53 #include <rpc/rpc.h>
54 #include <rpc/rpc_com.h>
55 #include <rpc/types.h>
56 #include <rpc/xdr.h>
57
58 typedef quad_t longlong_t; /* ANSI long long type */
59 typedef u_quad_t u_longlong_t; /* ANSI unsigned long long type */
60
61 /*
62 * constants specific to the xdr "protocol"
63 */
64 #define XDR_FALSE ((long) 0)
65 #define XDR_TRUE ((long) 1)
66
67 MALLOC_DEFINE(M_RPC, "rpc", "Remote Procedure Call");
68
69 /*
70 * for unit alignment
71 */
72 static const char xdr_zero[BYTES_PER_XDR_UNIT] = { 0, 0, 0, 0 };
73
74 /*
75 * Free a data structure using XDR
76 * Not a filter, but a convenient utility nonetheless
77 */
78 void
xdr_free(xdrproc_t proc,void * objp)79 xdr_free(xdrproc_t proc, void *objp)
80 {
81 XDR x;
82
83 x.x_op = XDR_FREE;
84 (*proc)(&x, objp);
85 }
86
87 /*
88 * XDR nothing
89 */
90 bool_t
xdr_void(XDR * xrds __unused,void * ptr __unused)91 xdr_void(XDR *xrds __unused, void *ptr __unused)
92 {
93 return (TRUE);
94 }
95
96 /*
97 * XDR integers
98 */
99 bool_t
xdr_int(XDR * xdrs,int * ip)100 xdr_int(XDR *xdrs, int *ip)
101 {
102 long l;
103
104 switch (xdrs->x_op) {
105 case XDR_ENCODE:
106 l = (long) *ip;
107 return (XDR_PUTLONG(xdrs, &l));
108
109 case XDR_DECODE:
110 if (!XDR_GETLONG(xdrs, &l)) {
111 return (FALSE);
112 }
113 *ip = (int) l;
114 return (TRUE);
115
116 case XDR_FREE:
117 return (TRUE);
118 }
119 /* NOTREACHED */
120 return (FALSE);
121 }
122
123 /*
124 * XDR unsigned integers
125 */
126 bool_t
xdr_u_int(XDR * xdrs,u_int * up)127 xdr_u_int(XDR *xdrs, u_int *up)
128 {
129 u_long l;
130
131 switch (xdrs->x_op) {
132 case XDR_ENCODE:
133 l = (u_long) *up;
134 return (XDR_PUTLONG(xdrs, (long *)&l));
135
136 case XDR_DECODE:
137 if (!XDR_GETLONG(xdrs, (long *)&l)) {
138 return (FALSE);
139 }
140 *up = (u_int) l;
141 return (TRUE);
142
143 case XDR_FREE:
144 return (TRUE);
145 }
146 /* NOTREACHED */
147 return (FALSE);
148 }
149
150 /*
151 * XDR long integers
152 * same as xdr_u_long - open coded to save a proc call!
153 */
154 bool_t
xdr_long(XDR * xdrs,long * lp)155 xdr_long(XDR *xdrs, long *lp)
156 {
157 switch (xdrs->x_op) {
158 case XDR_ENCODE:
159 return (XDR_PUTLONG(xdrs, lp));
160 case XDR_DECODE:
161 return (XDR_GETLONG(xdrs, lp));
162 case XDR_FREE:
163 return (TRUE);
164 }
165 /* NOTREACHED */
166 return (FALSE);
167 }
168
169 /*
170 * XDR unsigned long integers
171 * same as xdr_long - open coded to save a proc call!
172 */
173 bool_t
xdr_u_long(XDR * xdrs,u_long * ulp)174 xdr_u_long(XDR *xdrs, u_long *ulp)
175 {
176 switch (xdrs->x_op) {
177 case XDR_ENCODE:
178 return (XDR_PUTLONG(xdrs, (long *)ulp));
179 case XDR_DECODE:
180 return (XDR_GETLONG(xdrs, (long *)ulp));
181 case XDR_FREE:
182 return (TRUE);
183 }
184 /* NOTREACHED */
185 return (FALSE);
186 }
187
188 /*
189 * XDR 32-bit integers
190 * same as xdr_uint32_t - open coded to save a proc call!
191 */
192 bool_t
xdr_int32_t(XDR * xdrs,int32_t * int32_p)193 xdr_int32_t(XDR *xdrs, int32_t *int32_p)
194 {
195 long l;
196
197 switch (xdrs->x_op) {
198 case XDR_ENCODE:
199 l = (long) *int32_p;
200 return (XDR_PUTLONG(xdrs, &l));
201
202 case XDR_DECODE:
203 if (!XDR_GETLONG(xdrs, &l)) {
204 return (FALSE);
205 }
206 *int32_p = (int32_t) l;
207 return (TRUE);
208
209 case XDR_FREE:
210 return (TRUE);
211 }
212 /* NOTREACHED */
213 return (FALSE);
214 }
215
216 /*
217 * XDR unsigned 32-bit integers
218 * same as xdr_int32_t - open coded to save a proc call!
219 */
220 bool_t
xdr_uint32_t(XDR * xdrs,uint32_t * uint32_p)221 xdr_uint32_t(XDR *xdrs, uint32_t *uint32_p)
222 {
223 u_long l;
224
225 switch (xdrs->x_op) {
226 case XDR_ENCODE:
227 l = (u_long) *uint32_p;
228 return (XDR_PUTLONG(xdrs, (long *)&l));
229
230 case XDR_DECODE:
231 if (!XDR_GETLONG(xdrs, (long *)&l)) {
232 return (FALSE);
233 }
234 *uint32_p = (uint32_t) l;
235 return (TRUE);
236
237 case XDR_FREE:
238 return (TRUE);
239 }
240 /* NOTREACHED */
241 return (FALSE);
242 }
243
244 /*
245 * XDR short integers
246 */
247 bool_t
xdr_short(XDR * xdrs,short * sp)248 xdr_short(XDR *xdrs, short *sp)
249 {
250 long l;
251
252 switch (xdrs->x_op) {
253 case XDR_ENCODE:
254 l = (long) *sp;
255 return (XDR_PUTLONG(xdrs, &l));
256
257 case XDR_DECODE:
258 if (!XDR_GETLONG(xdrs, &l)) {
259 return (FALSE);
260 }
261 *sp = (short) l;
262 return (TRUE);
263
264 case XDR_FREE:
265 return (TRUE);
266 }
267 /* NOTREACHED */
268 return (FALSE);
269 }
270
271 /*
272 * XDR unsigned short integers
273 */
274 bool_t
xdr_u_short(XDR * xdrs,u_short * usp)275 xdr_u_short(XDR *xdrs, u_short *usp)
276 {
277 u_long l;
278
279 switch (xdrs->x_op) {
280 case XDR_ENCODE:
281 l = (u_long) *usp;
282 return (XDR_PUTLONG(xdrs, (long *)&l));
283
284 case XDR_DECODE:
285 if (!XDR_GETLONG(xdrs, (long *)&l)) {
286 return (FALSE);
287 }
288 *usp = (u_short) l;
289 return (TRUE);
290
291 case XDR_FREE:
292 return (TRUE);
293 }
294 /* NOTREACHED */
295 return (FALSE);
296 }
297
298 /*
299 * XDR 16-bit integers
300 */
301 bool_t
xdr_int16_t(XDR * xdrs,int16_t * int16_p)302 xdr_int16_t(XDR *xdrs, int16_t *int16_p)
303 {
304 long l;
305
306 switch (xdrs->x_op) {
307 case XDR_ENCODE:
308 l = (long) *int16_p;
309 return (XDR_PUTLONG(xdrs, &l));
310
311 case XDR_DECODE:
312 if (!XDR_GETLONG(xdrs, &l)) {
313 return (FALSE);
314 }
315 *int16_p = (int16_t) l;
316 return (TRUE);
317
318 case XDR_FREE:
319 return (TRUE);
320 }
321 /* NOTREACHED */
322 return (FALSE);
323 }
324
325 /*
326 * XDR unsigned 16-bit integers
327 */
328 bool_t
xdr_uint16_t(XDR * xdrs,uint16_t * uint16_p)329 xdr_uint16_t(XDR *xdrs, uint16_t *uint16_p)
330 {
331 u_long l;
332
333 switch (xdrs->x_op) {
334 case XDR_ENCODE:
335 l = (u_long) *uint16_p;
336 return (XDR_PUTLONG(xdrs, (long *)&l));
337
338 case XDR_DECODE:
339 if (!XDR_GETLONG(xdrs, (long *)&l)) {
340 return (FALSE);
341 }
342 *uint16_p = (uint16_t) l;
343 return (TRUE);
344
345 case XDR_FREE:
346 return (TRUE);
347 }
348 /* NOTREACHED */
349 return (FALSE);
350 }
351
352 /*
353 * XDR a char
354 */
355 bool_t
xdr_char(XDR * xdrs,char * cp)356 xdr_char(XDR *xdrs, char *cp)
357 {
358 u_int i;
359
360 i = *((unsigned char *)cp);
361 if (!xdr_u_int(xdrs, &i)) {
362 return (FALSE);
363 }
364 *((unsigned char *)cp) = i;
365 return (TRUE);
366 }
367
368 /*
369 * XDR an unsigned char
370 */
371 bool_t
xdr_u_char(XDR * xdrs,u_char * cp)372 xdr_u_char(XDR *xdrs, u_char *cp)
373 {
374 u_int u;
375
376 u = (*cp);
377 if (!xdr_u_int(xdrs, &u)) {
378 return (FALSE);
379 }
380 *cp = u;
381 return (TRUE);
382 }
383
384 /*
385 * XDR booleans
386 */
387 bool_t
xdr_bool(XDR * xdrs,bool_t * bp)388 xdr_bool(XDR *xdrs, bool_t *bp)
389 {
390 long lb;
391
392 switch (xdrs->x_op) {
393 case XDR_ENCODE:
394 lb = *bp ? XDR_TRUE : XDR_FALSE;
395 return (XDR_PUTLONG(xdrs, &lb));
396
397 case XDR_DECODE:
398 if (!XDR_GETLONG(xdrs, &lb)) {
399 return (FALSE);
400 }
401 *bp = (lb == XDR_FALSE) ? FALSE : TRUE;
402 return (TRUE);
403
404 case XDR_FREE:
405 return (TRUE);
406 }
407 /* NOTREACHED */
408 return (FALSE);
409 }
410
411 /*
412 * XDR enumerations
413 */
414 bool_t
xdr_enum(XDR * xdrs,enum_t * ep)415 xdr_enum(XDR *xdrs, enum_t *ep)
416 {
417 enum sizecheck { SIZEVAL }; /* used to find the size of an enum */
418
419 /*
420 * enums are treated as ints
421 */
422 /* LINTED */ if (sizeof (enum sizecheck) == sizeof (long)) {
423 return (xdr_long(xdrs, (long *)(void *)ep));
424 } else /* LINTED */ if (sizeof (enum sizecheck) == sizeof (int)) {
425 return (xdr_int(xdrs, (int *)(void *)ep));
426 } else /* LINTED */ if (sizeof (enum sizecheck) == sizeof (short)) {
427 return (xdr_short(xdrs, (short *)(void *)ep));
428 } else {
429 return (FALSE);
430 }
431 }
432
433 /*
434 * XDR opaque data
435 * Allows the specification of a fixed size sequence of opaque bytes.
436 * cp points to the opaque object and cnt gives the byte length.
437 */
438 bool_t
xdr_opaque(XDR * xdrs,caddr_t cp,u_int cnt)439 xdr_opaque(XDR *xdrs, caddr_t cp, u_int cnt)
440 {
441 u_int rndup;
442 static int crud[BYTES_PER_XDR_UNIT];
443
444 /*
445 * if no data we are done
446 */
447 if (cnt == 0)
448 return (TRUE);
449
450 /*
451 * round byte count to full xdr units
452 */
453 rndup = cnt % BYTES_PER_XDR_UNIT;
454 if (rndup > 0)
455 rndup = BYTES_PER_XDR_UNIT - rndup;
456
457 if (xdrs->x_op == XDR_DECODE) {
458 if (!XDR_GETBYTES(xdrs, cp, cnt)) {
459 return (FALSE);
460 }
461 if (rndup == 0)
462 return (TRUE);
463 return (XDR_GETBYTES(xdrs, (caddr_t)(void *)crud, rndup));
464 }
465
466 if (xdrs->x_op == XDR_ENCODE) {
467 if (!XDR_PUTBYTES(xdrs, cp, cnt)) {
468 return (FALSE);
469 }
470 if (rndup == 0)
471 return (TRUE);
472 return (XDR_PUTBYTES(xdrs, xdr_zero, rndup));
473 }
474
475 if (xdrs->x_op == XDR_FREE) {
476 return (TRUE);
477 }
478
479 return (FALSE);
480 }
481
482 /*
483 * XDR counted bytes
484 * *cpp is a pointer to the bytes, *sizep is the count.
485 * If *cpp is NULL maxsize bytes are allocated
486 */
487 bool_t
xdr_bytes(XDR * xdrs,char ** cpp,u_int * sizep,u_int maxsize)488 xdr_bytes(XDR *xdrs, char **cpp, u_int *sizep, u_int maxsize)
489 {
490 char *sp = *cpp; /* sp is the actual string pointer */
491 u_int nodesize;
492 bool_t ret, allocated = FALSE;
493
494 /*
495 * first deal with the length since xdr bytes are counted
496 */
497 if (! xdr_u_int(xdrs, sizep)) {
498 return (FALSE);
499 }
500 nodesize = *sizep;
501 if ((nodesize > maxsize) && (xdrs->x_op != XDR_FREE)) {
502 return (FALSE);
503 }
504
505 /*
506 * now deal with the actual bytes
507 */
508 switch (xdrs->x_op) {
509 case XDR_DECODE:
510 if (nodesize == 0) {
511 return (TRUE);
512 }
513 if (sp == NULL) {
514 *cpp = sp = mem_alloc(nodesize);
515 allocated = TRUE;
516 }
517 if (sp == NULL) {
518 printf("xdr_bytes: out of memory");
519 return (FALSE);
520 }
521 /* FALLTHROUGH */
522
523 case XDR_ENCODE:
524 ret = xdr_opaque(xdrs, sp, nodesize);
525 if ((xdrs->x_op == XDR_DECODE) && (ret == FALSE)) {
526 if (allocated == TRUE) {
527 mem_free(sp, nodesize);
528 *cpp = NULL;
529 }
530 }
531 return (ret);
532
533 case XDR_FREE:
534 if (sp != NULL) {
535 mem_free(sp, nodesize);
536 *cpp = NULL;
537 }
538 return (TRUE);
539 }
540 /* NOTREACHED */
541 return (FALSE);
542 }
543
544 /*
545 * Implemented here due to commonality of the object.
546 */
547 bool_t
xdr_netobj(XDR * xdrs,struct netobj * np)548 xdr_netobj(XDR *xdrs, struct netobj *np)
549 {
550
551 return (xdr_bytes(xdrs, &np->n_bytes, &np->n_len, MAX_NETOBJ_SZ));
552 }
553
554 /*
555 * XDR a descriminated union
556 * Support routine for discriminated unions.
557 * You create an array of xdrdiscrim structures, terminated with
558 * an entry with a null procedure pointer. The routine gets
559 * the discriminant value and then searches the array of xdrdiscrims
560 * looking for that value. It calls the procedure given in the xdrdiscrim
561 * to handle the discriminant. If there is no specific routine a default
562 * routine may be called.
563 * If there is no specific or default routine an error is returned.
564 */
565 bool_t
xdr_union(XDR * xdrs,enum_t * dscmp,char * unp,const struct xdr_discrim * choices,xdrproc_t dfault)566 xdr_union(XDR *xdrs,
567 enum_t *dscmp, /* enum to decide which arm to work on */
568 char *unp, /* the union itself */
569 const struct xdr_discrim *choices, /* [value, xdr proc] for each arm */
570 xdrproc_t dfault) /* default xdr routine */
571 {
572 enum_t dscm;
573
574 /*
575 * we deal with the discriminator; it's an enum
576 */
577 if (! xdr_enum(xdrs, dscmp)) {
578 return (FALSE);
579 }
580 dscm = *dscmp;
581
582 /*
583 * search choices for a value that matches the discriminator.
584 * if we find one, execute the xdr routine for that value.
585 */
586 for (; choices->proc != NULL_xdrproc_t; choices++) {
587 if (choices->value == dscm)
588 return ((*(choices->proc))(xdrs, unp));
589 }
590
591 /*
592 * no match - execute the default xdr routine if there is one
593 */
594 return ((dfault == NULL_xdrproc_t) ? FALSE :
595 (*dfault)(xdrs, unp));
596 }
597
598 /*
599 * Non-portable xdr primitives.
600 * Care should be taken when moving these routines to new architectures.
601 */
602
603 /*
604 * XDR null terminated ASCII strings
605 * xdr_string deals with "C strings" - arrays of bytes that are
606 * terminated by a NULL character. The parameter cpp references a
607 * pointer to storage; If the pointer is null, then the necessary
608 * storage is allocated. The last parameter is the max allowed length
609 * of the string as specified by a protocol.
610 */
611 bool_t
xdr_string(XDR * xdrs,char ** cpp,u_int maxsize)612 xdr_string(XDR *xdrs, char **cpp, u_int maxsize)
613 {
614 char *sp = *cpp; /* sp is the actual string pointer */
615 u_int size;
616 u_int nodesize;
617 bool_t ret, allocated = FALSE;
618
619 /*
620 * first deal with the length since xdr strings are counted-strings
621 */
622 switch (xdrs->x_op) {
623 case XDR_FREE:
624 if (sp == NULL) {
625 return(TRUE); /* already free */
626 }
627 /* FALLTHROUGH */
628 case XDR_ENCODE:
629 size = strlen(sp);
630 break;
631 case XDR_DECODE:
632 break;
633 }
634 if (! xdr_u_int(xdrs, &size)) {
635 return (FALSE);
636 }
637 if (size > maxsize) {
638 return (FALSE);
639 }
640 nodesize = size + 1;
641
642 /*
643 * now deal with the actual bytes
644 */
645 switch (xdrs->x_op) {
646 case XDR_DECODE:
647 if (nodesize == 0) {
648 return (TRUE);
649 }
650 if (sp == NULL) {
651 *cpp = sp = mem_alloc(nodesize);
652 allocated = TRUE;
653 }
654 if (sp == NULL) {
655 printf("xdr_string: out of memory");
656 return (FALSE);
657 }
658 sp[size] = 0;
659 /* FALLTHROUGH */
660
661 case XDR_ENCODE:
662 ret = xdr_opaque(xdrs, sp, size);
663 if ((xdrs->x_op == XDR_DECODE) && (ret == FALSE)) {
664 if (allocated == TRUE) {
665 mem_free(sp, nodesize);
666 *cpp = NULL;
667 }
668 }
669 return (ret);
670
671 case XDR_FREE:
672 mem_free(sp, nodesize);
673 *cpp = NULL;
674 return (TRUE);
675 }
676 /* NOTREACHED */
677 return (FALSE);
678 }
679
680 /*
681 * Wrapper for xdr_string that can be called directly from
682 * routines like clnt_call
683 */
684 bool_t
xdr_wrapstring(XDR * xdrs,char ** cpp)685 xdr_wrapstring(XDR *xdrs, char **cpp)
686 {
687 return xdr_string(xdrs, cpp, RPC_MAXDATASIZE);
688 }
689
690 /*
691 * NOTE: xdr_hyper(), xdr_u_hyper(), xdr_longlong_t(), and xdr_u_longlong_t()
692 * are in the "non-portable" section because they require that a `long long'
693 * be a 64-bit type.
694 *
695 * --thorpej@netbsd.org, November 30, 1999
696 */
697
698 /*
699 * XDR 64-bit integers
700 */
701 bool_t
xdr_int64_t(XDR * xdrs,int64_t * llp)702 xdr_int64_t(XDR *xdrs, int64_t *llp)
703 {
704 u_long ul[2];
705
706 switch (xdrs->x_op) {
707 case XDR_ENCODE:
708 ul[0] = (u_long)((uint64_t)*llp >> 32) & 0xffffffff;
709 ul[1] = (u_long)((uint64_t)*llp) & 0xffffffff;
710 if (XDR_PUTLONG(xdrs, (long *)&ul[0]) == FALSE)
711 return (FALSE);
712 return (XDR_PUTLONG(xdrs, (long *)&ul[1]));
713 case XDR_DECODE:
714 if (XDR_GETLONG(xdrs, (long *)&ul[0]) == FALSE)
715 return (FALSE);
716 if (XDR_GETLONG(xdrs, (long *)&ul[1]) == FALSE)
717 return (FALSE);
718 *llp = (int64_t)
719 (((uint64_t)ul[0] << 32) | ((uint64_t)ul[1]));
720 return (TRUE);
721 case XDR_FREE:
722 return (TRUE);
723 }
724 /* NOTREACHED */
725 return (FALSE);
726 }
727
728 /*
729 * XDR unsigned 64-bit integers
730 */
731 bool_t
xdr_uint64_t(XDR * xdrs,uint64_t * ullp)732 xdr_uint64_t(XDR *xdrs, uint64_t *ullp)
733 {
734 u_long ul[2];
735
736 switch (xdrs->x_op) {
737 case XDR_ENCODE:
738 ul[0] = (u_long)(*ullp >> 32) & 0xffffffff;
739 ul[1] = (u_long)(*ullp) & 0xffffffff;
740 if (XDR_PUTLONG(xdrs, (long *)&ul[0]) == FALSE)
741 return (FALSE);
742 return (XDR_PUTLONG(xdrs, (long *)&ul[1]));
743 case XDR_DECODE:
744 if (XDR_GETLONG(xdrs, (long *)&ul[0]) == FALSE)
745 return (FALSE);
746 if (XDR_GETLONG(xdrs, (long *)&ul[1]) == FALSE)
747 return (FALSE);
748 *ullp = (uint64_t)
749 (((uint64_t)ul[0] << 32) | ((uint64_t)ul[1]));
750 return (TRUE);
751 case XDR_FREE:
752 return (TRUE);
753 }
754 /* NOTREACHED */
755 return (FALSE);
756 }
757
758 /*
759 * XDR hypers
760 */
761 bool_t
xdr_hyper(XDR * xdrs,longlong_t * llp)762 xdr_hyper(XDR *xdrs, longlong_t *llp)
763 {
764
765 /*
766 * Don't bother open-coding this; it's a fair amount of code. Just
767 * call xdr_int64_t().
768 */
769 return (xdr_int64_t(xdrs, (int64_t *)llp));
770 }
771
772 /*
773 * XDR unsigned hypers
774 */
775 bool_t
xdr_u_hyper(XDR * xdrs,u_longlong_t * ullp)776 xdr_u_hyper(XDR *xdrs, u_longlong_t *ullp)
777 {
778
779 /*
780 * Don't bother open-coding this; it's a fair amount of code. Just
781 * call xdr_uint64_t().
782 */
783 return (xdr_uint64_t(xdrs, (uint64_t *)ullp));
784 }
785
786 /*
787 * XDR longlong_t's
788 */
789 bool_t
xdr_longlong_t(XDR * xdrs,longlong_t * llp)790 xdr_longlong_t(XDR *xdrs, longlong_t *llp)
791 {
792
793 /*
794 * Don't bother open-coding this; it's a fair amount of code. Just
795 * call xdr_int64_t().
796 */
797 return (xdr_int64_t(xdrs, (int64_t *)llp));
798 }
799
800 /*
801 * XDR u_longlong_t's
802 */
803 bool_t
xdr_u_longlong_t(XDR * xdrs,u_longlong_t * ullp)804 xdr_u_longlong_t(XDR *xdrs, u_longlong_t *ullp)
805 {
806
807 /*
808 * Don't bother open-coding this; it's a fair amount of code. Just
809 * call xdr_uint64_t().
810 */
811 return (xdr_uint64_t(xdrs, (uint64_t *)ullp));
812 }
813
814 /*
815 * Kernel module glue
816 */
817 static int
xdr_modevent(module_t mod,int type,void * data)818 xdr_modevent(module_t mod, int type, void *data)
819 {
820
821 return (0);
822 }
823 static moduledata_t xdr_mod = {
824 "xdr",
825 xdr_modevent,
826 NULL,
827 };
828 DECLARE_MODULE(xdr, xdr_mod, SI_SUB_VFS, SI_ORDER_ANY);
829 MODULE_VERSION(xdr, 1);
830