Commit | Line | Data |
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763cd6e3 RS |
1 | /* |
2 | Copyright (C) 2012 by Ronnie Sahlberg <ronniesahlberg@gmail.com> | |
3 | ||
4 | This program is free software; you can redistribute it and/or modify | |
5 | it under the terms of the GNU Lesser General Public License as published by | |
6 | the Free Software Foundation; either version 2.1 of the License, or | |
7 | (at your option) any later version. | |
8 | ||
9 | This program is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | GNU Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public License | |
15 | along with this program; if not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | /* | |
18 | * This file contains definitions for the built in ZDR implementation. | |
19 | * This is a very limited ZDR subset that can only marshal to/from a momory buffer, | |
20 | * i.e. zdrmem_create() buffers. | |
21 | * It aims to be compatible with normal rpcgen generated functions. | |
22 | */ | |
10a1a781 MF |
23 | #ifdef HAVE_CONFIG_H |
24 | #include "config.h" | |
25 | #endif | |
26 | ||
b1406276 RS |
27 | #ifdef WIN32 |
28 | #include "win32_compat.h" | |
833d5b9d | 29 | #endif |
763cd6e3 | 30 | |
0556ee05 RS |
31 | #ifdef AROS |
32 | #include "aros_compat.h" | |
33 | #endif | |
34 | ||
10a1a781 MF |
35 | #ifdef HAVE_ARPA_INET_H |
36 | #include <arpa/inet.h> | |
37 | #endif | |
38 | ||
763cd6e3 RS |
39 | #include <stdlib.h> |
40 | #include <string.h> | |
b1406276 | 41 | #include <time.h> |
10a1a781 | 42 | #include <unistd.h> |
763cd6e3 | 43 | #include "libnfs-zdr.h" |
e48cfe96 MF |
44 | #include "libnfs.h" |
45 | #include "libnfs-raw.h" | |
46 | #include "libnfs-private.h" | |
763cd6e3 RS |
47 | |
48 | struct opaque_auth _null_auth; | |
49 | ||
50 | bool_t libnfs_zdr_setpos(ZDR *zdrs, uint32_t pos) | |
51 | { | |
52 | zdrs->pos = pos; | |
242b81cf RS |
53 | |
54 | return TRUE; | |
763cd6e3 RS |
55 | } |
56 | ||
57 | uint32_t libnfs_zdr_getpos(ZDR *zdrs) | |
58 | { | |
59 | return zdrs->pos; | |
60 | } | |
61 | ||
62 | void libnfs_zdrmem_create(ZDR *zdrs, const caddr_t addr, uint32_t size, enum zdr_op xop) | |
63 | { | |
64 | zdrs->x_op = xop; | |
65 | zdrs->buf = addr; | |
66 | zdrs->size = size; | |
67 | zdrs->pos = 0; | |
68 | zdrs->mem = NULL; | |
69 | } | |
70 | ||
71 | static void *zdr_malloc(ZDR *zdrs, uint32_t size) | |
72 | { | |
73 | struct zdr_mem *mem; | |
74 | ||
75 | mem = malloc(sizeof(struct zdr_mem)); | |
76 | mem->next = zdrs->mem; | |
77 | mem->size = size; | |
78 | mem->buf = malloc(mem->size); | |
79 | zdrs->mem = mem; | |
80 | ||
81 | return mem->buf; | |
82 | } | |
83 | ||
84 | void libnfs_zdr_destroy(ZDR *zdrs) | |
85 | { | |
86 | while (zdrs->mem != NULL) { | |
87 | struct zdr_mem *mem = zdrs->mem->next; | |
88 | free(zdrs->mem->buf); | |
89 | free(zdrs->mem); | |
90 | zdrs->mem = mem; | |
91 | } | |
92 | } | |
93 | ||
94 | bool_t libnfs_zdr_u_int(ZDR *zdrs, uint32_t *u) | |
95 | { | |
96 | if (zdrs->pos + 4 > zdrs->size) { | |
97 | return FALSE; | |
98 | } | |
99 | ||
100 | switch (zdrs->x_op) { | |
101 | case ZDR_ENCODE: | |
102 | *(uint32_t *)&zdrs->buf[zdrs->pos] = htonl(*u); | |
103 | zdrs->pos += 4; | |
104 | return TRUE; | |
105 | break; | |
106 | case ZDR_DECODE: | |
107 | *u = ntohl(*(uint32_t *)&zdrs->buf[zdrs->pos]); | |
108 | zdrs->pos += 4; | |
109 | return TRUE; | |
110 | break; | |
111 | } | |
112 | ||
113 | return FALSE; | |
114 | } | |
115 | ||
116 | bool_t libnfs_zdr_int(ZDR *zdrs, int32_t *i) | |
117 | { | |
118 | return libnfs_zdr_u_int(zdrs, (uint32_t *)i); | |
119 | } | |
120 | ||
bce63d84 | 121 | bool_t libnfs_zdr_uint64_t(ZDR *zdrs, uint64_t *u) |
763cd6e3 RS |
122 | { |
123 | if (zdrs->pos + 8 > zdrs->size) { | |
124 | return FALSE; | |
125 | } | |
126 | ||
127 | switch (zdrs->x_op) { | |
128 | case ZDR_ENCODE: | |
129 | *(uint32_t *)&zdrs->buf[zdrs->pos] = htonl((*u >> 32)); | |
130 | zdrs->pos += 4; | |
131 | *(uint32_t *)&zdrs->buf[zdrs->pos] = htonl((*u & 0xffffffff)); | |
132 | zdrs->pos += 4; | |
133 | return TRUE; | |
134 | break; | |
135 | case ZDR_DECODE: | |
136 | *u = ntohl(*(uint32_t *)&zdrs->buf[zdrs->pos]); | |
137 | zdrs->pos += 4; | |
138 | *u <<= 32; | |
c81e7d89 | 139 | *u |= (uint32_t)ntohl(*(uint32_t *)&zdrs->buf[zdrs->pos]); |
763cd6e3 RS |
140 | zdrs->pos += 4; |
141 | return TRUE; | |
142 | break; | |
143 | } | |
144 | ||
145 | return FALSE; | |
146 | } | |
147 | ||
bce63d84 | 148 | bool_t libnfs_zdr_int64_t(ZDR *zdrs, int64_t *i) |
763cd6e3 | 149 | { |
bce63d84 | 150 | return libnfs_zdr_uint64_t(zdrs, (uint64_t *)i); |
763cd6e3 RS |
151 | } |
152 | ||
153 | bool_t libnfs_zdr_bytes(ZDR *zdrs, char **bufp, uint32_t *size, uint32_t maxsize) | |
154 | { | |
155 | if (!libnfs_zdr_u_int(zdrs, size)) { | |
156 | return FALSE; | |
157 | } | |
158 | ||
159 | if (zdrs->pos + *size > zdrs->size) { | |
160 | return FALSE; | |
161 | } | |
162 | ||
163 | switch (zdrs->x_op) { | |
164 | case ZDR_ENCODE: | |
165 | memcpy(&zdrs->buf[zdrs->pos], *bufp, *size); | |
166 | zdrs->pos += *size; | |
167 | zdrs->pos = (zdrs->pos + 3) & ~3; | |
168 | return TRUE; | |
169 | case ZDR_DECODE: | |
170 | if (*bufp == NULL) { | |
171 | *bufp = zdr_malloc(zdrs, *size); | |
172 | } | |
173 | memcpy(*bufp, &zdrs->buf[zdrs->pos], *size); | |
174 | zdrs->pos += *size; | |
175 | zdrs->pos = (zdrs->pos + 3) & ~3; | |
176 | return TRUE; | |
177 | } | |
178 | ||
179 | return FALSE; | |
180 | } | |
181 | ||
182 | ||
442b829a | 183 | bool_t libnfs_zdr_enum(ZDR *zdrs, enum_t *e) |
763cd6e3 | 184 | { |
442b829a RS |
185 | bool_t ret; |
186 | int32_t i = *e; | |
187 | ||
188 | ret = libnfs_zdr_u_int(zdrs, (uint32_t *)&i); | |
189 | *e = i; | |
190 | ||
191 | return ret; | |
763cd6e3 RS |
192 | } |
193 | ||
194 | bool_t libnfs_zdr_bool(ZDR *zdrs, bool_t *b) | |
195 | { | |
196 | return libnfs_zdr_u_int(zdrs, (uint32_t *)b); | |
197 | } | |
198 | ||
199 | bool_t libnfs_zdr_void(void) | |
200 | { | |
201 | return TRUE; | |
202 | } | |
203 | ||
204 | bool_t libnfs_zdr_pointer(ZDR *zdrs, char **objp, uint32_t size, zdrproc_t proc) | |
205 | { | |
206 | bool_t more_data; | |
207 | ||
208 | more_data = (*objp != NULL); | |
209 | ||
210 | if (!libnfs_zdr_bool(zdrs, &more_data)) { | |
211 | return FALSE; | |
212 | } | |
213 | if (more_data == 0) { | |
214 | *objp = NULL; | |
215 | return TRUE; | |
216 | } | |
217 | ||
218 | if (zdrs->x_op == ZDR_DECODE) { | |
219 | *objp = zdr_malloc(zdrs, size); | |
220 | if (*objp == NULL) { | |
221 | return FALSE; | |
222 | } | |
223 | memset(*objp, 0, size); | |
224 | } | |
225 | return proc(zdrs, *objp); | |
226 | } | |
227 | ||
228 | bool_t libnfs_zdr_opaque(ZDR *zdrs, char *objp, uint32_t size) | |
229 | { | |
230 | switch (zdrs->x_op) { | |
231 | case ZDR_ENCODE: | |
232 | memcpy(&zdrs->buf[zdrs->pos], objp, size); | |
233 | zdrs->pos += size; | |
1f3f0d58 PL |
234 | if (zdrs->pos & 3) { |
235 | memset(&zdrs->buf[zdrs->pos], 0x00, 4 - (zdrs->pos & 3)); | |
236 | } | |
763cd6e3 RS |
237 | zdrs->pos = (zdrs->pos + 3) & ~3; |
238 | return TRUE; | |
239 | case ZDR_DECODE: | |
240 | memcpy(objp, &zdrs->buf[zdrs->pos], size); | |
241 | zdrs->pos += size; | |
242 | zdrs->pos = (zdrs->pos + 3) & ~3; | |
243 | return TRUE; | |
244 | } | |
245 | ||
246 | return FALSE; | |
247 | } | |
248 | ||
249 | bool_t libnfs_zdr_string(ZDR *zdrs, char **strp, uint32_t maxsize) | |
250 | { | |
251 | uint32_t size; | |
252 | ||
253 | if (zdrs->x_op == ZDR_ENCODE) { | |
254 | size = strlen(*strp); | |
255 | } | |
256 | ||
257 | if (!libnfs_zdr_u_int(zdrs, &size)) { | |
258 | return FALSE; | |
259 | } | |
260 | ||
261 | if (zdrs->pos + size > zdrs->size) { | |
262 | return FALSE; | |
263 | } | |
264 | ||
265 | switch (zdrs->x_op) { | |
266 | case ZDR_ENCODE: | |
267 | return libnfs_zdr_opaque(zdrs, *strp, size); | |
268 | case ZDR_DECODE: | |
269 | *strp = zdr_malloc(zdrs, size + 1); | |
270 | if (*strp == NULL) { | |
271 | return FALSE; | |
272 | } | |
273 | (*strp)[size] = 0; | |
274 | return libnfs_zdr_opaque(zdrs, *strp, size); | |
275 | } | |
276 | ||
277 | return FALSE; | |
278 | } | |
279 | ||
280 | bool_t libnfs_zdr_array(ZDR *zdrs, char **arrp, uint32_t *size, uint32_t maxsize, uint32_t elsize, zdrproc_t proc) | |
281 | { | |
282 | int i; | |
283 | ||
284 | if (!libnfs_zdr_u_int(zdrs, size)) { | |
285 | return FALSE; | |
286 | } | |
287 | ||
288 | if (zdrs->pos + *size * elsize > zdrs->size) { | |
289 | return FALSE; | |
290 | } | |
291 | ||
292 | if (zdrs->x_op == ZDR_DECODE) { | |
293 | *arrp = zdr_malloc(zdrs, *size * elsize); | |
294 | if (*arrp == NULL) { | |
295 | return FALSE; | |
296 | } | |
297 | memset(*arrp, 0, *size * elsize); | |
298 | } | |
299 | ||
300 | for (i = 0; i < *size; i++) { | |
5f08d03e | 301 | if (!proc(zdrs, *arrp + i * elsize)) { |
763cd6e3 RS |
302 | return FALSE; |
303 | } | |
304 | } | |
305 | return TRUE; | |
306 | } | |
307 | ||
308 | void libnfs_zdr_free(zdrproc_t proc, char *objp) | |
309 | { | |
310 | } | |
311 | ||
312 | static bool_t libnfs_opaque_auth(ZDR *zdrs, struct opaque_auth *auth) | |
313 | { | |
314 | if (!libnfs_zdr_u_int(zdrs, &auth->oa_flavor)) { | |
315 | return FALSE; | |
316 | } | |
317 | ||
020f1728 | 318 | if (!libnfs_zdr_bytes(zdrs, &auth->oa_base, &auth->oa_length, auth->oa_length)) { |
763cd6e3 RS |
319 | return FALSE; |
320 | } | |
321 | ||
322 | return TRUE; | |
323 | } | |
324 | ||
f0cb8042 | 325 | static bool_t libnfs_rpc_call_body(struct rpc_context *rpc, ZDR *zdrs, struct call_body *cmb) |
763cd6e3 | 326 | { |
aab6538b | 327 | if (!libnfs_zdr_u_int(zdrs, &cmb->rpcvers)) { |
f0cb8042 RS |
328 | rpc_set_error(rpc, "libnfs_rpc_call_body failed to encode " |
329 | "RPCVERS"); | |
763cd6e3 RS |
330 | return FALSE; |
331 | } | |
332 | ||
aab6538b | 333 | if (!libnfs_zdr_u_int(zdrs, &cmb->prog)) { |
f0cb8042 RS |
334 | rpc_set_error(rpc, "libnfs_rpc_call_body failed to encode " |
335 | "PROG"); | |
763cd6e3 RS |
336 | return FALSE; |
337 | } | |
338 | ||
aab6538b | 339 | if (!libnfs_zdr_u_int(zdrs, &cmb->vers)) { |
f0cb8042 RS |
340 | rpc_set_error(rpc, "libnfs_rpc_call_body failed to encode " |
341 | "VERS"); | |
763cd6e3 RS |
342 | return FALSE; |
343 | } | |
344 | ||
aab6538b | 345 | if (!libnfs_zdr_u_int(zdrs, &cmb->proc)) { |
f0cb8042 RS |
346 | rpc_set_error(rpc, "libnfs_rpc_call_body failed to encode " |
347 | "PROC"); | |
763cd6e3 RS |
348 | return FALSE; |
349 | } | |
350 | ||
aab6538b | 351 | if (!libnfs_opaque_auth(zdrs, &cmb->cred)) { |
f0cb8042 RS |
352 | rpc_set_error(rpc, "libnfs_rpc_call_body failed to encode " |
353 | "CRED"); | |
763cd6e3 RS |
354 | return FALSE; |
355 | } | |
356 | ||
aab6538b | 357 | if (!libnfs_opaque_auth(zdrs, &cmb->verf)) { |
f0cb8042 RS |
358 | rpc_set_error(rpc, "libnfs_rpc_call_body failed to encode " |
359 | "VERF"); | |
763cd6e3 RS |
360 | return FALSE; |
361 | } | |
10a0ceaa RS |
362 | |
363 | return TRUE; | |
763cd6e3 RS |
364 | } |
365 | ||
366 | static bool_t libnfs_accepted_reply(ZDR *zdrs, struct accepted_reply *ar) | |
367 | { | |
aab6538b | 368 | if (!libnfs_opaque_auth(zdrs, &ar->verf)) { |
763cd6e3 RS |
369 | return FALSE; |
370 | } | |
371 | ||
aab6538b | 372 | if (!libnfs_zdr_u_int(zdrs, &ar->stat)) { |
763cd6e3 RS |
373 | return FALSE; |
374 | } | |
375 | ||
aab6538b | 376 | switch (ar->stat) { |
763cd6e3 | 377 | case SUCCESS: |
aab6538b | 378 | if (!ar->reply_data.results.proc(zdrs, ar->reply_data.results.where)) { |
763cd6e3 RS |
379 | return FALSE; |
380 | } | |
381 | return TRUE; | |
382 | case PROG_MISMATCH: | |
aab6538b | 383 | if (!libnfs_zdr_u_int(zdrs, &ar->reply_data.mismatch_info.low)) { |
763cd6e3 RS |
384 | return FALSE; |
385 | } | |
aab6538b | 386 | if (!libnfs_zdr_u_int(zdrs, &ar->reply_data.mismatch_info.high)) { |
763cd6e3 RS |
387 | return FALSE; |
388 | } | |
389 | return TRUE; | |
390 | default: | |
391 | return TRUE; | |
392 | } | |
393 | ||
394 | return FALSE; | |
395 | } | |
396 | ||
aab6538b | 397 | static bool_t libnfs_rejected_reply(ZDR *zdrs, struct rejected_reply *rr) |
763cd6e3 | 398 | { |
aab6538b RS |
399 | if (!libnfs_zdr_u_int(zdrs, &rr->stat)) { |
400 | return FALSE; | |
401 | } | |
402 | ||
403 | switch (rr->stat) { | |
404 | case RPC_MISMATCH: | |
405 | if (!libnfs_zdr_u_int(zdrs, &rr->reject_data.mismatch_info.low)) { | |
406 | return FALSE; | |
407 | } | |
408 | if (!libnfs_zdr_u_int(zdrs, &rr->reject_data.mismatch_info.high)) { | |
409 | return FALSE; | |
410 | } | |
411 | return TRUE; | |
412 | case AUTH_ERROR: | |
413 | if (!libnfs_zdr_u_int(zdrs, &rr->reject_data.stat)) { | |
414 | return FALSE; | |
415 | } | |
416 | return TRUE; | |
417 | default: | |
418 | return TRUE; | |
419 | } | |
420 | ||
421 | return FALSE; | |
763cd6e3 RS |
422 | } |
423 | ||
f0cb8042 | 424 | static bool_t libnfs_rpc_reply_body(struct rpc_context *rpc, ZDR *zdrs, struct reply_body *rmb) |
763cd6e3 | 425 | { |
aab6538b | 426 | if (!libnfs_zdr_u_int(zdrs, &rmb->stat)) { |
f0cb8042 RS |
427 | rpc_set_error(rpc, "libnfs_rpc_reply_body failed to decode " |
428 | "STAT"); | |
763cd6e3 RS |
429 | return FALSE; |
430 | } | |
431 | ||
aab6538b | 432 | switch (rmb->stat) { |
763cd6e3 | 433 | case MSG_ACCEPTED: |
aab6538b | 434 | if (!libnfs_accepted_reply(zdrs, &rmb->reply.areply)) { |
f0cb8042 RS |
435 | rpc_set_error(rpc, "libnfs_rpc_reply_body failed to " |
436 | "decode ACCEPTED"); | |
763cd6e3 RS |
437 | return FALSE; |
438 | } | |
439 | return TRUE; | |
440 | case MSG_DENIED: | |
aab6538b | 441 | if (!libnfs_rejected_reply(zdrs, &rmb->reply.rreply)) { |
f0cb8042 RS |
442 | rpc_set_error(rpc, "libnfs_rpc_reply_body failed to " |
443 | "decode DENIED"); | |
763cd6e3 RS |
444 | return FALSE; |
445 | } | |
446 | return TRUE; | |
447 | } | |
448 | ||
f0cb8042 RS |
449 | rpc_set_error(rpc, "libnfs_rpc_reply_body failed to " |
450 | "decode. Neither ACCEPTED nor DENIED"); | |
763cd6e3 RS |
451 | return FALSE; |
452 | } | |
453 | ||
f0cb8042 | 454 | static bool_t libnfs_rpc_msg(struct rpc_context *rpc, ZDR *zdrs, struct rpc_msg *msg) |
763cd6e3 | 455 | { |
f0cb8042 RS |
456 | int ret; |
457 | ||
aab6538b | 458 | if (!libnfs_zdr_u_int(zdrs, &msg->xid)) { |
f0cb8042 | 459 | rpc_set_error(rpc, "libnfs_rpc_msg failed to decode XID"); |
763cd6e3 RS |
460 | return FALSE; |
461 | } | |
462 | ||
aab6538b | 463 | if (!libnfs_zdr_u_int(zdrs, &msg->direction)) { |
f0cb8042 | 464 | rpc_set_error(rpc, "libnfs_rpc_msg failed to decode DIRECTION"); |
763cd6e3 RS |
465 | return FALSE; |
466 | } | |
467 | ||
aab6538b | 468 | switch (msg->direction) { |
763cd6e3 | 469 | case CALL: |
f0cb8042 | 470 | ret = libnfs_rpc_call_body(rpc, zdrs, &msg->body.cbody); |
b25c3aed RS |
471 | if (!ret) { |
472 | rpc_set_error(rpc, "libnfs_rpc_msg failed to encode " | |
473 | "CALL, ret=%d: %s", ret, rpc_get_error(rpc)); | |
474 | } | |
f0cb8042 | 475 | return ret; |
763cd6e3 | 476 | case REPLY: |
f0cb8042 | 477 | ret = libnfs_rpc_reply_body(rpc, zdrs, &msg->body.rbody); |
b25c3aed RS |
478 | if (!ret) { |
479 | rpc_set_error(rpc, "libnfs_rpc_msg failed to decode " | |
480 | "REPLY, ret=%d: %s", ret, rpc_get_error(rpc)); | |
481 | } | |
f0cb8042 | 482 | return ret; |
763cd6e3 | 483 | default: |
f0cb8042 RS |
484 | rpc_set_error(rpc, "libnfs_rpc_msg failed to decode. " |
485 | "Neither CALL not REPLY"); | |
763cd6e3 RS |
486 | return FALSE; |
487 | } | |
488 | } | |
489 | ||
f0cb8042 | 490 | bool_t libnfs_zdr_callmsg(struct rpc_context *rpc, ZDR *zdrs, struct rpc_msg *msg) |
763cd6e3 | 491 | { |
f0cb8042 | 492 | return libnfs_rpc_msg(rpc, zdrs, msg); |
763cd6e3 RS |
493 | } |
494 | ||
f0cb8042 | 495 | bool_t libnfs_zdr_replymsg(struct rpc_context *rpc, ZDR *zdrs, struct rpc_msg *msg) |
763cd6e3 | 496 | { |
f0cb8042 | 497 | return libnfs_rpc_msg(rpc, zdrs, msg); |
763cd6e3 RS |
498 | } |
499 | ||
67ba2239 | 500 | struct AUTH *authnone_create(void) |
763cd6e3 | 501 | { |
67ba2239 | 502 | struct AUTH *auth; |
763cd6e3 | 503 | |
67ba2239 | 504 | auth = malloc(sizeof(struct AUTH)); |
763cd6e3 RS |
505 | |
506 | auth->ah_cred.oa_flavor = AUTH_NONE; | |
507 | auth->ah_cred.oa_length = 0; | |
508 | auth->ah_cred.oa_base = NULL; | |
509 | ||
510 | auth->ah_verf.oa_flavor = AUTH_NONE; | |
511 | auth->ah_verf.oa_length = 0; | |
512 | auth->ah_verf.oa_base = NULL; | |
513 | ||
514 | auth->ah_private = NULL; | |
515 | ||
516 | return auth; | |
517 | } | |
518 | ||
67ba2239 | 519 | struct AUTH *libnfs_authunix_create(char *host, uint32_t uid, uint32_t gid, uint32_t len, uint32_t *groups) |
763cd6e3 | 520 | { |
67ba2239 | 521 | struct AUTH *auth; |
763cd6e3 RS |
522 | int size; |
523 | uint32_t *buf; | |
524 | int idx; | |
525 | ||
526 | size = 4 + 4 + ((strlen(host) + 3) & ~3) + 4 + 4 + 4 + len * 4; | |
67ba2239 | 527 | auth = malloc(sizeof(struct AUTH)); |
b554c8e8 | 528 | memset(auth, 0x00, sizeof(struct AUTH)); |
763cd6e3 RS |
529 | auth->ah_cred.oa_flavor = AUTH_UNIX; |
530 | auth->ah_cred.oa_length = size; | |
531 | auth->ah_cred.oa_base = malloc(size); | |
532 | ||
b554c8e8 | 533 | memset(auth->ah_cred.oa_base, 0x00, size); |
45670bd0 | 534 | buf = (uint32_t *)auth->ah_cred.oa_base; |
763cd6e3 RS |
535 | idx = 0; |
536 | buf[idx++] = htonl(time(NULL)); | |
537 | buf[idx++] = htonl(strlen(host)); | |
538 | memcpy(&buf[2], host, strlen(host)); | |
539 | ||
540 | idx += (strlen(host) + 3) >> 2; | |
541 | buf[idx++] = htonl(uid); | |
542 | buf[idx++] = htonl(gid); | |
543 | buf[idx++] = htonl(len); | |
544 | while (len-- > 0) { | |
545 | buf[idx++] = htonl(*groups++); | |
546 | } | |
547 | ||
548 | auth->ah_verf.oa_flavor = AUTH_NONE; | |
549 | auth->ah_verf.oa_length = 0; | |
550 | auth->ah_verf.oa_base = NULL; | |
551 | ||
552 | auth->ah_private = NULL; | |
553 | ||
554 | return auth; | |
555 | } | |
556 | ||
67ba2239 | 557 | struct AUTH *libnfs_authunix_create_default(void) |
763cd6e3 | 558 | { |
67a9f57e | 559 | #ifdef WIN32 |
4e019b25 | 560 | return libnfs_authunix_create("libnfs", 65534, 65534, 0, NULL); |
67a9f57e | 561 | #else |
43e0e7a7 | 562 | return libnfs_authunix_create("libnfs", getuid(), getgid(), 0, NULL); |
67a9f57e | 563 | #endif |
763cd6e3 RS |
564 | } |
565 | ||
67ba2239 | 566 | void libnfs_auth_destroy(struct AUTH *auth) |
763cd6e3 RS |
567 | { |
568 | if (auth->ah_cred.oa_base) { | |
569 | free(auth->ah_cred.oa_base); | |
570 | } | |
571 | if (auth->ah_verf.oa_base) { | |
572 | free(auth->ah_verf.oa_base); | |
573 | } | |
574 | free(auth); | |
575 | } | |
576 |