1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*
27  *  GSSAPI library stub module for gssd.
28  */
29 
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include <mechglueP.h>
33 #include "gssd.h"
34 #include <rpc/rpc.h>
35 
36 #ifdef	_KERNEL
37 #define	MALLOC(n) kmem_alloc((n), KM_SLEEP)
38 #define	FREE(x, n) kmem_free((x), (n))
39 #define	memcpy(dst, src, n) bcopy((src), (dst), (n))
40 #define	clnt_pcreateerror(srv) printf("Cannot connect to server on %s\n", srv)
41 
42 #ifdef	DEBUG
43 #ifndef	_SYS_CMN_ERR_H
44 #define	_SYS_CMN_ERR_H
45 #define	CE_NOTE 1
46 #endif
47 #include <sys/types.h>
48 #include <sys/devops.h>
49 #include <sys/open.h>
50 #include <sys/stat.h>
51 #include <sys/conf.h>
52 #include <sys/ddi.h>
53 #include <sys/sunddi.h>
54 #include <sys/uio.h>
55 #endif /* DEBUG */
56 
57 #else /* !_KERNEL */
58 #define	MALLOC(n) malloc(n)
59 #define	FREE(x, n) free(x)
60 #endif /* _KERNEL */
61 #define	DEFAULT_MINOR_STAT	((OM_uint32) ~0)
62 
63 CLIENT  *clnt, *getgssd_handle();
64 char *server = "localhost";
65 
66 OM_uint32
kgss_acquire_cred_wrapped(minor_status,desired_name,time_req,desired_mechs,cred_usage,output_cred_handle,actual_mechs,time_rec,uid,gssd_cred_verifier)67 kgss_acquire_cred_wrapped(minor_status,
68 			desired_name,
69 			time_req,
70 			desired_mechs,
71 			cred_usage,
72 			output_cred_handle,
73 			actual_mechs,
74 			time_rec,
75 			uid,
76 			gssd_cred_verifier)
77 	OM_uint32 *minor_status;
78 	gss_name_t desired_name;
79 	OM_uint32 time_req;
80 	gss_OID_set desired_mechs;
81 	int cred_usage;
82 	gssd_cred_id_t *output_cred_handle;
83 	gss_OID_set *actual_mechs;
84 	OM_uint32 *time_rec;
85 	uid_t uid;
86 	OM_uint32 *gssd_cred_verifier;
87 {
88 	OM_uint32 minor_status_temp;
89 	gss_buffer_desc	external_name;
90 	gss_OID name_type;
91 	int i;
92 
93 	gss_acquire_cred_arg arg;
94 	gss_acquire_cred_res res;
95 
96 	/* get the client handle to GSSD */
97 
98 	if ((clnt = getgssd_handle()) == NULL) {
99 		clnt_pcreateerror(server);
100 		return (GSS_S_FAILURE);
101 	}
102 
103 	/* convert the desired name from internal to external format */
104 
105 	if (gss_display_name(&minor_status_temp, desired_name, &external_name,
106 				&name_type) != GSS_S_COMPLETE) {
107 
108 			*minor_status = (OM_uint32) minor_status_temp;
109 			gss_release_buffer(&minor_status_temp, &external_name);
110 		return ((OM_uint32) GSS_S_FAILURE);
111 	}
112 
113 
114 	/* copy the procedure arguments into the rpc arg parameter */
115 
116 	arg.uid = (OM_uint32)uid;
117 
118 	arg.desired_name.GSS_BUFFER_T_len = (uint_t)external_name.length;
119 	arg.desired_name.GSS_BUFFER_T_val = (char *)external_name.value;
120 
121 	arg.name_type.GSS_OID_len =
122 		name_type == GSS_C_NULL_OID ?
123 			0 : (uint_t)name_type->length;
124 
125 	arg.name_type.GSS_OID_val =
126 		name_type == GSS_C_NULL_OID ?
127 			(char *)NULL : (char *)name_type->elements;
128 
129 	arg.time_req = time_req;
130 
131 	if (desired_mechs != GSS_C_NULL_OID_SET) {
132 		arg.desired_mechs.GSS_OID_SET_len =
133 			(uint_t)desired_mechs->count;
134 		arg.desired_mechs.GSS_OID_SET_val = (GSS_OID *)
135 			MALLOC(sizeof (GSS_OID) * desired_mechs->count);
136 
137 		for (i = 0; i < desired_mechs->count; i++) {
138 			arg.desired_mechs.GSS_OID_SET_val[i].GSS_OID_len =
139 				(uint_t)desired_mechs->elements[i].length;
140 			arg.desired_mechs.GSS_OID_SET_val[i].GSS_OID_val =
141 				(char *)
142 				MALLOC(desired_mechs->elements[i].length);
143 			memcpy(arg.desired_mechs.GSS_OID_SET_val[i].GSS_OID_val,
144 				desired_mechs->elements[i].elements,
145 				desired_mechs->elements[i].length);
146 		}
147 	} else
148 		arg.desired_mechs.GSS_OID_SET_len = 0;
149 
150 	arg.cred_usage = cred_usage;
151 
152 	/* call the remote procedure */
153 
154 	memset(&res, 0, sizeof (res));
155 	if (gss_acquire_cred_1(&arg, &res, clnt) != RPC_SUCCESS) {
156 
157 	/*
158 	 * if the RPC call times out, null out all return arguments,
159 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
160 	 */
161 
162 		if (minor_status != NULL)
163 			*minor_status = DEFAULT_MINOR_STAT;
164 		if (output_cred_handle != NULL)
165 			*output_cred_handle = 0;
166 		if (actual_mechs != NULL)
167 			*actual_mechs = NULL;
168 		if (time_rec != NULL)
169 			*time_rec = 0;
170 
171 		return (GSS_S_FAILURE);
172 	}
173 
174 	/* free the allocated memory for the flattened name and desire_mechs */
175 
176 	gss_release_buffer(&minor_status_temp, &external_name);
177 	for (i = 0; i < desired_mechs->count; i++)
178 		FREE(arg.desired_mechs.GSS_OID_SET_val[i].GSS_OID_val,
179 			arg.desired_mechs.GSS_OID_SET_val[i].GSS_OID_len);
180 	FREE(arg.desired_mechs.GSS_OID_SET_val,
181 		arg.desired_mechs.GSS_OID_SET_len * sizeof (GSS_OID));
182 
183 	/* copy the rpc results into the return arguments */
184 
185 	if (minor_status != NULL)
186 		*minor_status = res.minor_status;
187 
188 	if (output_cred_handle != NULL) {
189 		 *output_cred_handle =
190 		/*LINTED*/
191 		*((gssd_cred_id_t *)res.output_cred_handle.GSS_CRED_ID_T_val);
192 		 *gssd_cred_verifier = res.gssd_cred_verifier;
193 	}
194 
195 	if (res.status == GSS_S_COMPLETE &&
196 		res.actual_mechs.GSS_OID_SET_len != 0 &&
197 		actual_mechs != NULL) {
198 		*actual_mechs = (gss_OID_set) MALLOC(sizeof (gss_OID_set_desc));
199 		(*actual_mechs)->count =
200 			(int)res.actual_mechs.GSS_OID_SET_len;
201 		(*actual_mechs)->elements = (gss_OID)
202 			MALLOC(sizeof (gss_OID_desc) * (*actual_mechs)->count);
203 
204 		for (i = 0; i < (*actual_mechs)->count; i++) {
205 			(*actual_mechs)->elements[i].length = (OM_uint32)
206 			res.actual_mechs.GSS_OID_SET_val[i].GSS_OID_len;
207 			(*actual_mechs)->elements[i].elements =
208 			(void *) MALLOC((*actual_mechs)->elements[i].length);
209 			memcpy((*actual_mechs)->elements[i].elements,
210 			res.actual_mechs.GSS_OID_SET_val[i].GSS_OID_val,
211 			(*actual_mechs)->elements[i].length);
212 		}
213 	} else {
214 		if (res.status == GSS_S_COMPLETE && actual_mechs != NULL)
215 			(*actual_mechs)->count = 0;
216 	}
217 
218 	if (time_rec != NULL)
219 		*time_rec = res.time_rec;
220 
221 	/*
222 	 * free the memory allocated for the results and return with the status
223 	 * received in the rpc call
224 	 */
225 
226 	clnt_freeres(clnt, xdr_gss_acquire_cred_res, (caddr_t)&res);
227 	return (res.status);
228 }
229 
230 OM_uint32
kgss_acquire_cred(minor_status,desired_name,time_req,desired_mechs,cred_usage,output_cred_handle,actual_mechs,time_rec,uid)231 kgss_acquire_cred(minor_status,
232 		desired_name,
233 		time_req,
234 		desired_mechs,
235 		cred_usage,
236 		output_cred_handle,
237 		actual_mechs,
238 		time_rec,
239 		uid)
240 	OM_uint32 *minor_status;
241 	gss_name_t desired_name;
242 	OM_uint32 time_req;
243 	gss_OID_set desired_mechs;
244 	int cred_usage;
245 	gss_cred_id_t *output_cred_handle;
246 	gss_OID_set *actual_mechs;
247 	OM_uint32 *time_rec;
248 	uid_t uid;
249 {
250 
251 		OM_uint32	err;
252 		struct kgss_cred *kcred;
253 
254 		kcred = KGSS_CRED_ALLOC();
255 		*output_cred_handle = (gss_cred_id_t)kcred;
256 		err = kgss_acquire_cred_wrapped(minor_status,
257 					desired_name, time_req,
258 					desired_mechs, cred_usage,
259 					&kcred->gssd_cred, actual_mechs,
260 					time_rec, uid,
261 					&kcred->gssd_cred_verifier);
262 		if (GSS_ERROR(err)) {
263 			KGSS_CRED_FREE(kcred);
264 			*output_cred_handle = GSS_C_NO_CREDENTIAL;
265 		}
266 		return (err);
267 }
268 
269 OM_uint32
kgss_add_cred_wrapped(minor_status,input_cred_handle,gssd_cred_verifier,desired_name,desired_mech_type,cred_usage,initiator_time_req,acceptor_time_req,actual_mechs,initiator_time_rec,acceptor_time_rec,uid)270 kgss_add_cred_wrapped(minor_status,
271 			input_cred_handle,
272 			gssd_cred_verifier,
273 			desired_name,
274 			desired_mech_type,
275 			cred_usage,
276 			initiator_time_req,
277 			acceptor_time_req,
278 			actual_mechs,
279 			initiator_time_rec,
280 			acceptor_time_rec,
281 			uid)
282 	OM_uint32 *minor_status;
283 	gssd_cred_id_t input_cred_handle;
284 	OM_uint32 gssd_cred_verifier;
285 	gss_name_t desired_name;
286 	gss_OID desired_mech_type;
287 	int cred_usage;
288 	int initiator_time_req;
289 	int acceptor_time_req;
290 	gss_OID_set *actual_mechs;
291 	OM_uint32 *initiator_time_rec;
292 	OM_uint32 *acceptor_time_rec;
293 	uid_t uid;
294 {
295 	CLIENT *clnt;
296 
297 	OM_uint32	minor_status_temp;
298 	gss_buffer_desc	external_name;
299 	gss_OID		name_type;
300 	int		i;
301 
302 	gss_add_cred_arg arg;
303 	gss_add_cred_res res;
304 
305 	/* get the client handle to GSSD */
306 
307 	if ((clnt = getgssd_handle()) == NULL) {
308 		clnt_pcreateerror(server);
309 		return (GSS_S_FAILURE);
310 	}
311 
312 
313 	/* convert the desired name from internal to external format */
314 
315 	if (gss_display_name(&minor_status_temp, desired_name, &external_name,
316 				&name_type) != GSS_S_COMPLETE) {
317 
318 		*minor_status = (OM_uint32) minor_status_temp;
319 		(void) gss_release_buffer(&minor_status_temp, &external_name);
320 		clnt_pcreateerror(server);
321 		return ((OM_uint32) GSS_S_FAILURE);
322 	}
323 
324 
325 	/* copy the procedure arguments into the rpc arg parameter */
326 
327 	arg.uid = (OM_uint32) uid;
328 	arg.input_cred_handle.GSS_CRED_ID_T_len =
329 			input_cred_handle == GSSD_NO_CREDENTIAL ?
330 			0 : (uint_t)sizeof (gssd_cred_id_t);
331 	arg.input_cred_handle.GSS_CRED_ID_T_val =
332 						(char *)&input_cred_handle;
333 	arg.gssd_cred_verifier = gssd_cred_verifier;
334 	arg.desired_name.GSS_BUFFER_T_len = (uint_t)external_name.length;
335 	arg.desired_name.GSS_BUFFER_T_val = (char *)external_name.value;
336 	arg.name_type.GSS_OID_len =
337 		name_type == GSS_C_NULL_OID ?
338 			0 : (uint_t)name_type->length;
339 	arg.name_type.GSS_OID_val =
340 		name_type == GSS_C_NULL_OID ?
341 			(char *)NULL : (char *)name_type->elements;
342 
343 	arg.desired_mech_type.GSS_OID_len =
344 		(uint_t)(desired_mech_type != GSS_C_NULL_OID ?
345 		desired_mech_type->length : 0);
346 	arg.desired_mech_type.GSS_OID_val =
347 		(char *)(desired_mech_type != GSS_C_NULL_OID ?
348 		desired_mech_type->elements : 0);
349 	arg.cred_usage = cred_usage;
350 	arg.initiator_time_req = initiator_time_req;
351 	arg.acceptor_time_req = acceptor_time_req;
352 
353 	/* call the remote procedure */
354 
355 	bzero((caddr_t)&res, sizeof (res));
356 	if (gss_add_cred_1(&arg, &res, clnt) != RPC_SUCCESS) {
357 
358 		/*
359 		 * if the RPC call times out, null out all return arguments,
360 		 * set minor_status to its maximum value, and return
361 		 * GSS_S_FAILURE
362 		 */
363 
364 		if (minor_status != NULL)
365 			*minor_status = DEFAULT_MINOR_STAT;
366 		if (actual_mechs != NULL)
367 			*actual_mechs = NULL;
368 		if (initiator_time_rec != NULL)
369 			*initiator_time_rec = 0;
370 		if (acceptor_time_rec != NULL)
371 			*acceptor_time_rec = 0;
372 		return (GSS_S_FAILURE);
373 	}
374 
375 	/* free the allocated memory for the flattened name */
376 
377 	(void) gss_release_buffer(&minor_status_temp, &external_name);
378 
379 	/* copy the rpc results into the return arguments */
380 
381 	if (minor_status != NULL)
382 		*minor_status = res.minor_status;
383 
384 	if (res.status == GSS_S_COMPLETE &&
385 		res.actual_mechs.GSS_OID_SET_len != 0 &&
386 		actual_mechs != NULL) {
387 		*actual_mechs = (gss_OID_set) MALLOC(sizeof (gss_OID_set_desc));
388 		(*actual_mechs)->count =
389 					(int)res.actual_mechs.GSS_OID_SET_len;
390 		(*actual_mechs)->elements = (gss_OID)
391 			MALLOC(sizeof (gss_OID_desc) * (*actual_mechs)->count);
392 
393 		for (i = 0; i < (*actual_mechs)->count; i++) {
394 		    (*actual_mechs)->elements[i].length = (OM_uint32)
395 			res.actual_mechs.GSS_OID_SET_val[i].GSS_OID_len;
396 		    (*actual_mechs)->elements[i].elements =
397 			(void *) MALLOC((*actual_mechs)->elements[i].length);
398 		    memcpy((*actual_mechs)->elements[i].elements,
399 			res.actual_mechs.GSS_OID_SET_val[i].GSS_OID_val,
400 			(*actual_mechs)->elements[i].length);
401 		}
402 	} else {
403 		if (res.status == GSS_S_COMPLETE &&
404 			actual_mechs != NULL)
405 			(*actual_mechs)->count = 0;
406 	}
407 	if (initiator_time_rec != NULL)
408 		*initiator_time_rec = res.initiator_time_rec;
409 	if (acceptor_time_rec != NULL)
410 		*acceptor_time_rec = res.acceptor_time_rec;
411 
412 	/*
413 	 * free the memory allocated for the results and return with the status
414 	 * received in the rpc call
415 	 */
416 
417 	clnt_freeres(clnt, xdr_gss_add_cred_res, (caddr_t)&res);
418 	return (res.status);
419 
420 }
421 
422 OM_uint32
kgss_add_cred(minor_status,input_cred_handle,desired_name,desired_mech_type,cred_usage,initiator_time_req,acceptor_time_req,actual_mechs,initiator_time_rec,acceptor_time_rec,uid)423 kgss_add_cred(minor_status,
424 			input_cred_handle,
425 			desired_name,
426 			desired_mech_type,
427 			cred_usage,
428 			initiator_time_req,
429 			acceptor_time_req,
430 			actual_mechs,
431 			initiator_time_rec,
432 			acceptor_time_rec,
433 			uid)
434 	OM_uint32 *minor_status;
435 	gss_cred_id_t input_cred_handle;
436 	gss_name_t desired_name;
437 	gss_OID desired_mech_type;
438 	int cred_usage;
439 	int initiator_time_req;
440 	int acceptor_time_req;
441 	gss_OID_set *actual_mechs;
442 	OM_uint32 *initiator_time_rec;
443 	OM_uint32 *acceptor_time_rec;
444 	uid_t uid;
445 {
446 
447 	OM_uint32	err;
448 	OM_uint32 gssd_cred_verifier;
449 	gssd_cred_id_t gssd_input_cred_handle;
450 
451 
452 	if (input_cred_handle != GSS_C_NO_CREDENTIAL) {
453 		gssd_cred_verifier = KCRED_TO_CREDV(input_cred_handle);
454 		gssd_input_cred_handle = KCRED_TO_CRED(input_cred_handle);
455 	} else
456 		gssd_input_cred_handle = GSSD_NO_CREDENTIAL;
457 
458 	err = kgss_add_cred_wrapped(minor_status, gssd_input_cred_handle,
459 			gssd_cred_verifier, desired_name, desired_mech_type,
460 			cred_usage, initiator_time_req, acceptor_time_req,
461 			actual_mechs, initiator_time_rec,
462 			acceptor_time_rec, uid);
463 	return (err);
464 }
465 
466 OM_uint32
kgss_release_cred_wrapped(minor_status,cred_handle,uid,gssd_cred_verifier)467 kgss_release_cred_wrapped(minor_status,
468 		cred_handle,
469 		uid,
470 		gssd_cred_verifier)
471 OM_uint32 *minor_status;
472 gssd_cred_id_t *cred_handle;
473 uid_t uid;
474 OM_uint32 gssd_cred_verifier;
475 {
476 
477 	gss_release_cred_arg arg;
478 	gss_release_cred_res res;
479 
480 
481 	/* get the client handle to GSSD */
482 	if ((clnt = getgssd_handle()) == NULL) {
483 		clnt_pcreateerror(server);
484 		return (GSS_S_FAILURE);
485 	}
486 
487 	/* copy the procedure arguments into the rpc arg parameter */
488 
489 	arg.uid = (OM_uint32) uid;
490 	arg.gssd_cred_verifier = gssd_cred_verifier;
491 
492 	if (cred_handle != NULL) {
493 		arg.cred_handle.GSS_CRED_ID_T_len =
494 			(uint_t)sizeof (gssd_cred_id_t);
495 		arg.cred_handle.GSS_CRED_ID_T_val = (char *)cred_handle;
496 	} else
497 		arg.cred_handle.GSS_CRED_ID_T_len = 0;
498 
499 	/* call the remote procedure */
500 
501 	memset(&res, 0, sizeof (res));
502 	if (gss_release_cred_1(&arg, &res, clnt) != RPC_SUCCESS) {
503 
504 		/*
505 		 * if the RPC call times out, null out all return arguments,
506 		 * set minor_status to its max value, and return GSS_S_FAILURE
507 		 */
508 
509 		if (minor_status != NULL)
510 			*minor_status = DEFAULT_MINOR_STAT;
511 		if (cred_handle != NULL)
512 			*cred_handle = 0;
513 
514 		return (GSS_S_FAILURE);
515 	}
516 
517 	/* if the release succeeded, null out the cred_handle */
518 	if (res.status == GSS_S_COMPLETE && cred_handle != NULL)
519 		*cred_handle = 0;
520 
521 	/* copy the rpc results into the return arguments */
522 	if (minor_status != NULL)
523 		*minor_status = res.minor_status;
524 
525 	/* return with status returned in rpc call */
526 	return (res.status);
527 }
528 
529 OM_uint32
kgss_release_cred(minor_status,cred_handle,uid)530 kgss_release_cred(minor_status,
531 			cred_handle,
532 			uid)
533 	OM_uint32 *minor_status;
534 	gss_cred_id_t *cred_handle;
535 	uid_t uid;
536 
537 {
538 
539 		OM_uint32	err;
540 		struct kgss_cred *kcred;
541 
542 		if (*cred_handle == GSS_C_NO_CREDENTIAL)
543 			return (GSS_S_COMPLETE);
544 		else
545 			kcred = KCRED_TO_KGSS_CRED(*cred_handle);
546 
547 		err = kgss_release_cred_wrapped(minor_status, &kcred->gssd_cred,
548 			uid, kcred->gssd_cred_verifier);
549 		KGSS_CRED_FREE(kcred);
550 		*cred_handle = GSS_C_NO_CREDENTIAL;
551 		return (err);
552 }
553 
554 OM_uint32
kgss_init_sec_context_wrapped(minor_status,claimant_cred_handle,gssd_cred_verifier,context_handle,gssd_context_verifier,target_name,mech_type,req_flags,time_req,input_chan_bindings,input_token,actual_mech_type,output_token,ret_flags,time_rec,uid)555 kgss_init_sec_context_wrapped(minor_status,
556 			claimant_cred_handle,
557 			gssd_cred_verifier,
558 			context_handle,
559 			gssd_context_verifier,
560 		target_name,
561 		mech_type,
562 		req_flags,
563 		time_req,
564 		input_chan_bindings,
565 		input_token,
566 		actual_mech_type,
567 		output_token,
568 		ret_flags,
569 		time_rec,
570 		uid)
571 	OM_uint32 *minor_status;
572 	gssd_cred_id_t claimant_cred_handle;
573 	OM_uint32 gssd_cred_verifier;
574 	OM_uint32 *context_handle;
575 	OM_uint32 *gssd_context_verifier;
576 	gss_name_t target_name;
577 	gss_OID mech_type;
578 	int req_flags;
579 	OM_uint32 time_req;
580 	gss_channel_bindings_t input_chan_bindings;
581 	gss_buffer_t input_token;
582 	gss_OID *actual_mech_type;
583 	gss_buffer_t output_token;
584 	int *ret_flags;
585 	OM_uint32 *time_rec;
586 	uid_t uid;
587 {
588 	OM_uint32 minor_status_temp;
589 	gss_buffer_desc external_name;
590 	gss_OID name_type;
591 	gss_init_sec_context_arg arg;
592 	gss_init_sec_context_res res;
593 
594 	/* get the client handle to GSSD */
595 
596 	if ((clnt = getgssd_handle()) == NULL) {
597 		clnt_pcreateerror(server);
598 		return (GSS_S_FAILURE);
599 	}
600 
601 	/* convert the target name from internal to external format */
602 
603 	if (gss_display_name(&minor_status_temp, target_name,
604 			&external_name, &name_type) != GSS_S_COMPLETE) {
605 
606 		*minor_status = (OM_uint32) minor_status_temp;
607 		return ((OM_uint32) GSS_S_FAILURE);
608 	}
609 
610 
611 /* copy the procedure arguments into the rpc arg parameter */
612 
613 	arg.uid = (OM_uint32) uid;
614 
615 	arg.context_handle.GSS_CTX_ID_T_len =
616 		*context_handle == (OM_uint32) GSS_C_NO_CONTEXT ? 0 :
617 		(uint_t)sizeof (OM_uint32);
618 	arg.context_handle.GSS_CTX_ID_T_val =  (char *)context_handle;
619 	arg.gssd_context_verifier = *gssd_context_verifier;
620 
621 	arg.claimant_cred_handle.GSS_CRED_ID_T_len =
622 		claimant_cred_handle == GSSD_NO_CREDENTIAL ?
623 		0 : (uint_t)sizeof (gssd_cred_id_t);
624 	arg.claimant_cred_handle.GSS_CRED_ID_T_val =
625 		(char *)&claimant_cred_handle;
626 	arg.gssd_cred_verifier =  gssd_cred_verifier;
627 
628 	arg.target_name.GSS_BUFFER_T_len = (uint_t)external_name.length;
629 	arg.target_name.GSS_BUFFER_T_val = (char *)external_name.value;
630 
631 	arg.name_type.GSS_OID_len =
632 		name_type == GSS_C_NULL_OID ?
633 		0 : (uint_t)name_type->length;
634 
635 	arg.name_type.GSS_OID_val =
636 		name_type == GSS_C_NULL_OID ?
637 		(char *)NULL : (char *)name_type->elements;
638 
639 	arg.mech_type.GSS_OID_len = (uint_t)(mech_type != GSS_C_NULL_OID ?
640 				mech_type->length : 0);
641 	arg.mech_type.GSS_OID_val = (char *)(mech_type != GSS_C_NULL_OID ?
642 				mech_type->elements : 0);
643 
644 	arg.req_flags = req_flags;
645 
646 	arg.time_req = time_req;
647 
648 	if (input_chan_bindings != GSS_C_NO_CHANNEL_BINDINGS) {
649 		arg.input_chan_bindings.present = YES;
650 		arg.input_chan_bindings.initiator_addrtype =
651 			input_chan_bindings->initiator_addrtype;
652 		arg.input_chan_bindings.initiator_address.GSS_BUFFER_T_len =
653 			(uint_t)input_chan_bindings->initiator_address.length;
654 		arg.input_chan_bindings.initiator_address.GSS_BUFFER_T_val =
655 			(void *) input_chan_bindings->initiator_address.value;
656 		arg.input_chan_bindings.acceptor_addrtype =
657 			input_chan_bindings->acceptor_addrtype;
658 		arg.input_chan_bindings.acceptor_address.GSS_BUFFER_T_len =
659 			(uint_t)input_chan_bindings->acceptor_address.length;
660 		arg.input_chan_bindings.acceptor_address.GSS_BUFFER_T_val =
661 			(void *) input_chan_bindings->acceptor_address.value;
662 		arg.input_chan_bindings.application_data.GSS_BUFFER_T_len =
663 			(uint_t)input_chan_bindings->application_data.length;
664 		arg.input_chan_bindings.application_data.GSS_BUFFER_T_val =
665 			(void *) input_chan_bindings->application_data.value;
666 	} else {
667 		arg.input_chan_bindings.present = NO;
668 		arg.input_chan_bindings.initiator_addrtype = 0;
669 		arg.input_chan_bindings.initiator_address.GSS_BUFFER_T_len = 0;
670 		arg.input_chan_bindings.initiator_address.GSS_BUFFER_T_val = 0;
671 		arg.input_chan_bindings.acceptor_addrtype = 0;
672 		arg.input_chan_bindings.acceptor_address.GSS_BUFFER_T_len = 0;
673 		arg.input_chan_bindings.acceptor_address.GSS_BUFFER_T_val = 0;
674 		arg.input_chan_bindings.application_data.GSS_BUFFER_T_len = 0;
675 		arg.input_chan_bindings.application_data.GSS_BUFFER_T_val = 0;
676 	}
677 
678 	arg.input_token.GSS_BUFFER_T_len = (uint_t)
679 		(input_token != GSS_C_NO_BUFFER ? input_token->length : 0);
680 	arg.input_token.GSS_BUFFER_T_val = (char *)
681 		(input_token != GSS_C_NO_BUFFER ? input_token->value : 0);
682 
683 	/* initialize the output parameters to empty values */
684 	if (minor_status != NULL)
685 		*minor_status = DEFAULT_MINOR_STAT;
686 	if (actual_mech_type != NULL)
687 		*actual_mech_type = NULL;
688 	if (output_token != NULL)
689 		output_token->length = 0;
690 	if (ret_flags != NULL)
691 		*ret_flags = 0;
692 	if (time_rec != NULL)
693 		*time_rec = 0;
694 
695 	/* call the remote procedure */
696 	memset(&res, 0, sizeof (res));
697 	if (gss_init_sec_context_1(&arg, &res, clnt) != RPC_SUCCESS) {
698 
699 		/* free the allocated memory for the flattened name */
700 		gss_release_buffer(&minor_status_temp, &external_name);
701 
702 		return (GSS_S_FAILURE);
703 	}
704 
705 	/*
706 	 * We could return from a GSS error here and need to return both the
707 	 * minor_status and output_token, back to the caller if applicable.
708 	 */
709 	if (minor_status != NULL)
710 		*minor_status = res.minor_status;
711 
712 	if (output_token != NULL && res.output_token.GSS_BUFFER_T_val != NULL) {
713 		output_token->length =
714 			(size_t)res.output_token.GSS_BUFFER_T_len;
715 		output_token->value =
716 			(void *)res.output_token.GSS_BUFFER_T_val;
717 		res.output_token.GSS_BUFFER_T_val = NULL;
718 		res.output_token.GSS_BUFFER_T_len = 0;
719 	}
720 
721 	/* free the allocated memory for the flattened name */
722 	gss_release_buffer(&minor_status_temp, &external_name);
723 
724 	/* if the call was successful, copy out the results */
725 	if (res.status == (OM_uint32) GSS_S_COMPLETE ||
726 		res.status == (OM_uint32) GSS_S_CONTINUE_NEEDED) {
727 		/*
728 		 * copy the rpc results into the return argument
729 		 * on CONTINUE_NEEDED only ctx handle is ready.
730 		 */
731 		/*LINTED*/
732 		*context_handle = *((OM_uint32 *)
733 			res.context_handle.GSS_CTX_ID_T_val);
734 
735 		*gssd_context_verifier = res.gssd_context_verifier;
736 
737 		/* the rest of the parameters is only ready on COMPLETE */
738 		if (res.status == GSS_S_COMPLETE) {
739 			if (actual_mech_type != NULL) {
740 				*actual_mech_type = (gss_OID)
741 					MALLOC(sizeof (gss_OID_desc));
742 				(*actual_mech_type)->length = (OM_UINT32)
743 					res.actual_mech_type.GSS_OID_len;
744 				(*actual_mech_type)->elements = (void *)
745 					MALLOC((*actual_mech_type)->length);
746 				memcpy((*actual_mech_type)->elements, (void *)
747 					res.actual_mech_type.GSS_OID_val,
748 					(*actual_mech_type)->length);
749 			}
750 
751 
752 			if (ret_flags != NULL)
753 				*ret_flags = res.ret_flags;
754 
755 			if (time_rec != NULL)
756 				*time_rec = res.time_rec;
757 		}
758 	}
759 
760 
761 	/*
762 	 * free the memory allocated for the results and return with the
763 	 * status received in the rpc call.
764 	 */
765 
766 	clnt_freeres(clnt, xdr_gss_init_sec_context_res, (caddr_t)&res);
767 	return (res.status);
768 }
769 OM_uint32
kgss_init_sec_context(OM_uint32 * minor_status,gss_cred_id_t claimant_cred_handle,gss_ctx_id_t * context_handle,gss_name_t target_name,gss_OID mech_type,int req_flags,OM_uint32 time_req,gss_channel_bindings_t input_chan_bindings,gss_buffer_t input_token,gss_OID * actual_mech_type,gss_buffer_t output_token,int * ret_flags,OM_uint32 * time_rec,uid_t uid)770 kgss_init_sec_context(
771 		OM_uint32 *minor_status,
772 		gss_cred_id_t claimant_cred_handle,
773 		gss_ctx_id_t *context_handle,
774 		gss_name_t target_name,
775 		gss_OID mech_type,
776 		int req_flags,
777 		OM_uint32 time_req,
778 		gss_channel_bindings_t input_chan_bindings,
779 		gss_buffer_t input_token,
780 		gss_OID *actual_mech_type,
781 		gss_buffer_t output_token,
782 		int *ret_flags,
783 		OM_uint32 *time_rec,
784 		uid_t uid)
785 {
786 		OM_uint32	err;
787 		struct kgss_ctx	*kctx;
788 		OM_uint32 gssd_cred_verifier;
789 		gssd_cred_id_t gssd_cl_cred_handle;
790 
791 		/*
792 		 * If this is an initial call, we'll need to create the
793 		 * wrapper struct that contains kernel state information, and
794 		 * a reference to the handle from gssd.
795 		 */
796 		if (*context_handle == GSS_C_NO_CONTEXT) {
797 			kctx = KGSS_ALLOC();
798 			*context_handle = (gss_ctx_id_t)kctx;
799 			kctx->gssd_ctx = (OM_uint32) GSS_C_NO_CONTEXT;
800 		} else
801 			kctx = (struct kgss_ctx *)*context_handle;
802 
803 		if (claimant_cred_handle != GSS_C_NO_CREDENTIAL) {
804 			gssd_cred_verifier =
805 			    KCRED_TO_CREDV(claimant_cred_handle);
806 			gssd_cl_cred_handle =
807 			    KCRED_TO_CRED(claimant_cred_handle);
808 		} else {
809 			gssd_cl_cred_handle = GSSD_NO_CREDENTIAL;
810 		}
811 
812 		err = kgss_init_sec_context_wrapped(minor_status,
813 		    gssd_cl_cred_handle,
814 		    gssd_cred_verifier, &kctx->gssd_ctx,
815 		    &kctx->gssd_ctx_verifier,
816 		    target_name, mech_type, req_flags, time_req,
817 		    input_chan_bindings, input_token, actual_mech_type,
818 		    output_token, ret_flags, time_rec, uid);
819 
820 		if (GSS_ERROR(err)) {
821 			KGSS_FREE(kctx);
822 			*context_handle = GSS_C_NO_CONTEXT;
823 		}
824 		return (err);
825 }
826 OM_uint32
kgss_accept_sec_context_wrapped(minor_status,context_handle,gssd_context_verifier,verifier_cred_handle,gssd_cred_verifier,input_token,input_chan_bindings,src_name,mech_type,output_token,ret_flags,time_rec,delegated_cred_handle,uid)827 kgss_accept_sec_context_wrapped(minor_status,
828 				context_handle,
829 				gssd_context_verifier,
830 				verifier_cred_handle,
831 				gssd_cred_verifier,
832 		input_token,
833 		input_chan_bindings,
834 		src_name,
835 		mech_type,
836 		output_token,
837 		ret_flags,
838 		time_rec,
839 		delegated_cred_handle,
840 		uid)
841 	OM_uint32 *minor_status;
842 	gssd_ctx_id_t *context_handle;
843 	OM_uint32 *gssd_context_verifier;
844 	gssd_cred_id_t verifier_cred_handle;
845 	OM_uint32 gssd_cred_verifier;
846 	gss_buffer_t input_token;
847 	gss_channel_bindings_t input_chan_bindings;
848 	gss_buffer_t src_name;
849 	gss_OID *mech_type;
850 	gss_buffer_t output_token;
851 	int *ret_flags;
852 	OM_uint32 *time_rec;
853 	gss_cred_id_t *delegated_cred_handle;
854 	uid_t uid;
855 {
856 	gss_accept_sec_context_arg arg;
857 	gss_accept_sec_context_res res;
858 	struct kgss_cred *kcred;
859 
860 	/* get the client handle to GSSD */
861 	if ((clnt = getgssd_handle()) == NULL) {
862 		clnt_pcreateerror(server);
863 		return (GSS_S_FAILURE);
864 	}
865 
866 	/* copy the procedure arguments into the rpc arg parameter */
867 	arg.uid = (OM_uint32) uid;
868 
869 	arg.context_handle.GSS_CTX_ID_T_len =
870 		*context_handle == GSSD_NO_CONTEXT ?
871 			0 : (uint_t)sizeof (gssd_ctx_id_t);
872 	arg.context_handle.GSS_CTX_ID_T_val =  (char *)context_handle;
873 	arg.gssd_context_verifier =
874 		*context_handle == (OM_uint32) GSS_C_NO_CONTEXT ?
875 			0 : *gssd_context_verifier;
876 
877 	arg.verifier_cred_handle.GSS_CRED_ID_T_len =
878 			verifier_cred_handle == GSSD_NO_CREDENTIAL ?
879 			0 : (uint_t)sizeof (gssd_cred_id_t);
880 	arg.verifier_cred_handle.GSS_CRED_ID_T_val =
881 						(char *)&verifier_cred_handle;
882 	arg.gssd_cred_verifier = gssd_cred_verifier;
883 
884 	arg.input_token_buffer.GSS_BUFFER_T_len =
885 			(uint_t)(input_token != GSS_C_NO_BUFFER ?
886 					input_token->length : 0);
887 	arg.input_token_buffer.GSS_BUFFER_T_val =
888 			(char *)(input_token != GSS_C_NO_BUFFER ?
889 					input_token->value : 0);
890 
891 	if (input_chan_bindings != GSS_C_NO_CHANNEL_BINDINGS) {
892 		arg.input_chan_bindings.present = YES;
893 		arg.input_chan_bindings.initiator_addrtype =
894 			input_chan_bindings->initiator_addrtype;
895 		arg.input_chan_bindings.initiator_address.GSS_BUFFER_T_len =
896 			(uint_t)input_chan_bindings->initiator_address.length;
897 		arg.input_chan_bindings.initiator_address.GSS_BUFFER_T_val =
898 			(void *) input_chan_bindings->initiator_address.value;
899 		arg.input_chan_bindings.acceptor_addrtype =
900 			input_chan_bindings->acceptor_addrtype;
901 		arg.input_chan_bindings.acceptor_address.GSS_BUFFER_T_len =
902 			(uint_t)input_chan_bindings->acceptor_address.length;
903 		arg.input_chan_bindings.acceptor_address.GSS_BUFFER_T_val =
904 			(void *) input_chan_bindings->acceptor_address.value;
905 		arg.input_chan_bindings.application_data.GSS_BUFFER_T_len =
906 			(uint_t)input_chan_bindings->application_data.length;
907 		arg.input_chan_bindings.application_data.GSS_BUFFER_T_val =
908 			(void *) input_chan_bindings->application_data.value;
909 	} else {
910 		arg.input_chan_bindings.present = NO;
911 		arg.input_chan_bindings.initiator_addrtype = 0;
912 		arg.input_chan_bindings.initiator_address.GSS_BUFFER_T_len = 0;
913 		arg.input_chan_bindings.initiator_address.GSS_BUFFER_T_val = 0;
914 		arg.input_chan_bindings.acceptor_addrtype = 0;
915 		arg.input_chan_bindings.acceptor_address.GSS_BUFFER_T_len = 0;
916 		arg.input_chan_bindings.acceptor_address.GSS_BUFFER_T_val = 0;
917 		arg.input_chan_bindings.application_data.GSS_BUFFER_T_len = 0;
918 		arg.input_chan_bindings.application_data.GSS_BUFFER_T_val = 0;
919 	}
920 
921 	/* set the output parameters to empty values.... */
922 	if (minor_status != NULL)
923 		*minor_status = DEFAULT_MINOR_STAT;
924 	if (src_name != NULL) {
925 		src_name->length = 0;
926 		src_name->value = NULL;
927 	}
928 	if (mech_type != NULL)
929 		*mech_type = NULL;
930 	if (output_token != NULL)
931 		output_token->length = 0;
932 	if (ret_flags != NULL)
933 		*ret_flags = 0;
934 	if (time_rec != NULL)
935 		*time_rec = 0;
936 	if (delegated_cred_handle != NULL)
937 		*delegated_cred_handle = NULL;
938 
939 	/* call the remote procedure */
940 	memset(&res, 0, sizeof (res));
941 	if (gss_accept_sec_context_1(&arg, &res, clnt) != RPC_SUCCESS) {
942 		return (GSS_S_FAILURE);
943 	}
944 
945 	/*
946 	 * We could return from a GSS error here and need to return both the
947 	 * minor_status and output_token, back to the caller if applicable.
948 	 */
949 	if (minor_status != NULL)
950 		*minor_status = res.minor_status;
951 
952 	if (output_token != NULL && res.output_token.GSS_BUFFER_T_val != NULL) {
953 		output_token->length =
954 			res.output_token.GSS_BUFFER_T_len;
955 		output_token->value =
956 			(void *) res.output_token.GSS_BUFFER_T_val;
957 		res.output_token.GSS_BUFFER_T_val = 0;
958 		res.output_token.GSS_BUFFER_T_len = 0;
959 	}
960 
961 	if (res.status == (OM_uint32) GSS_S_COMPLETE ||
962 		res.status == (OM_uint32) GSS_S_CONTINUE_NEEDED) {
963 		/*
964 		 * when gss returns CONTINUE_NEEDED we can only
965 		 * use the context parameter.
966 		 */
967 		/*LINTED*/
968 		*context_handle = *((gssd_ctx_id_t *)
969 			res.context_handle.GSS_CTX_ID_T_val);
970 		*gssd_context_verifier = res.gssd_context_verifier;
971 
972 		/* the other parameters are ready on for COMPLETE */
973 		if (res.status == GSS_S_COMPLETE)
974 		{
975 
976 			/*
977 			 *  The src_name is in external format.
978 			 */
979 			if (src_name != NULL) {
980 			    src_name->length = res.src_name.GSS_BUFFER_T_len;
981 			    src_name->value = res.src_name.GSS_BUFFER_T_val;
982 			    res.src_name.GSS_BUFFER_T_val = NULL;
983 			    res.src_name.GSS_BUFFER_T_len = 0;
984 			}
985 			/*
986 			 * move mech type returned to mech_type
987 			 * for gss_import_name_for_mech()
988 			 */
989 			if (mech_type != NULL) {
990 				*mech_type =
991 					(gss_OID) MALLOC(sizeof (gss_OID_desc));
992 				(*mech_type)->length =
993 					(OM_UINT32) res.mech_type.GSS_OID_len;
994 				(*mech_type)->elements =
995 					(void *) MALLOC((*mech_type)->length);
996 				memcpy((*mech_type)->elements,
997 					res.mech_type.GSS_OID_val,
998 					(*mech_type)->length);
999 			}
1000 
1001 			if (ret_flags != NULL)
1002 				*ret_flags = res.ret_flags;
1003 
1004 			if (time_rec != NULL)
1005 				*time_rec = res.time_rec;
1006 
1007 			if ((delegated_cred_handle != NULL) &&
1008 				(res.delegated_cred_handle.GSS_CRED_ID_T_len
1009 					!= 0)) {
1010 				kcred = KGSS_CRED_ALLOC();
1011 				/*LINTED*/
1012 				kcred->gssd_cred = *((gssd_cred_id_t *)
1013 				res.delegated_cred_handle.GSS_CRED_ID_T_val);
1014 				kcred->gssd_cred_verifier =
1015 					res.gssd_context_verifier;
1016 				*delegated_cred_handle = (gss_cred_id_t)kcred;
1017 			}
1018 		} /* res.status == GSS_S_COMPLETE */
1019 	} /* res.status == GSS_S_COMPLETE or GSS_CONTINUE_NEEDED */
1020 
1021 
1022 	/*
1023 	 * free the memory allocated for the results and return with the status
1024 	 * received in the rpc call
1025 	 */
1026 
1027 	clnt_freeres(clnt, xdr_gss_accept_sec_context_res, (caddr_t)&res);
1028 	return (res.status);
1029 }
1030 
1031 OM_uint32
kgss_accept_sec_context(OM_uint32 * minor_status,gss_ctx_id_t * context_handle,gss_cred_id_t verifier_cred_handle,gss_buffer_t input_token,gss_channel_bindings_t input_chan_bindings,gss_buffer_t src_name,gss_OID * mech_type,gss_buffer_t output_token,int * ret_flags,OM_uint32 * time_rec,gss_cred_id_t * delegated_cred_handle,uid_t uid)1032 kgss_accept_sec_context(
1033 		OM_uint32 *minor_status,
1034 		gss_ctx_id_t *context_handle,
1035 		gss_cred_id_t verifier_cred_handle,
1036 		gss_buffer_t input_token,
1037 		gss_channel_bindings_t input_chan_bindings,
1038 		gss_buffer_t src_name,
1039 		gss_OID *mech_type,
1040 		gss_buffer_t output_token,
1041 		int *ret_flags,
1042 		OM_uint32 *time_rec,
1043 		gss_cred_id_t *delegated_cred_handle,
1044 		uid_t uid)
1045 {
1046 		OM_uint32 err;
1047 		struct kgss_ctx *kctx;
1048 		OM_uint32 gssd_cred_verifier;
1049 		gssd_cred_id_t gssd_ver_cred_handle;
1050 
1051 
1052 		if (*context_handle == GSS_C_NO_CONTEXT) {
1053 			kctx = KGSS_ALLOC();
1054 			*context_handle = (gss_ctx_id_t)kctx;
1055 		kctx->gssd_ctx = GSSD_NO_CONTEXT;
1056 		} else
1057 			kctx = (struct kgss_ctx *)*context_handle;
1058 
1059 	if (verifier_cred_handle != GSS_C_NO_CREDENTIAL) {
1060 			gssd_cred_verifier =
1061 			    KCRED_TO_CREDV(verifier_cred_handle);
1062 			gssd_ver_cred_handle =
1063 			    KCRED_TO_CRED(verifier_cred_handle);
1064 	} else
1065 		gssd_ver_cred_handle = GSSD_NO_CREDENTIAL;
1066 
1067 	err = kgss_accept_sec_context_wrapped(minor_status, &kctx->gssd_ctx,
1068 	    &kctx->gssd_ctx_verifier, gssd_ver_cred_handle,
1069 	    gssd_cred_verifier, input_token, input_chan_bindings,
1070 	    src_name, mech_type, output_token, ret_flags,
1071 	    time_rec, delegated_cred_handle, uid);
1072 
1073 	if (GSS_ERROR(err)) {
1074 		KGSS_FREE(kctx);
1075 		*context_handle = GSS_C_NO_CONTEXT;
1076 
1077 	}
1078 
1079 	return (err);
1080 }
1081 
1082 OM_uint32
kgss_process_context_token(minor_status,context_handle,token_buffer,uid)1083 kgss_process_context_token(minor_status,
1084 			context_handle,
1085 			token_buffer,
1086 			uid)
1087 	OM_uint32 *minor_status;
1088 	gss_ctx_id_t context_handle;
1089 	gss_buffer_t token_buffer;
1090 	uid_t uid;
1091 {
1092 	OM_uint32 gssd_context_verifier;
1093 
1094 	gss_process_context_token_arg arg;
1095 	gss_process_context_token_res res;
1096 
1097 	gssd_context_verifier = KGSS_CTX_TO_GSSD_CTXV(context_handle);
1098 
1099 	/* get the client handle to GSSD */
1100 
1101 	if ((clnt = getgssd_handle()) == NULL) {
1102 		clnt_pcreateerror(server);
1103 		return (GSS_S_FAILURE);
1104 	}
1105 
1106 	/* copy the procedure arguments into the rpc arg parameter */
1107 	arg.uid = (OM_uint32) uid;
1108 
1109 	arg.context_handle.GSS_CTX_ID_T_len = (uint_t)sizeof (gss_ctx_id_t);
1110 	arg.context_handle.GSS_CTX_ID_T_val = (char *)&context_handle;
1111 	arg.gssd_context_verifier = gssd_context_verifier;
1112 	arg.token_buffer.GSS_BUFFER_T_len = (uint_t)token_buffer;
1113 	arg.token_buffer.GSS_BUFFER_T_val = (char *)token_buffer->value;
1114 
1115 	/* call the remote procedure */
1116 
1117 	memset(&res, 0, sizeof (res));
1118 	if (gss_process_context_token_1(&arg, &res, clnt) != RPC_SUCCESS) {
1119 
1120 	/*
1121 	 * if the RPC call times out, null out all return arguments,
1122 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
1123 	 */
1124 
1125 		if (minor_status != NULL)
1126 			*minor_status = DEFAULT_MINOR_STAT;
1127 
1128 		return (GSS_S_FAILURE);
1129 	}
1130 
1131 	/* copy the rpc results into the return arguments */
1132 
1133 	if (minor_status != NULL)
1134 		*minor_status = res.minor_status;
1135 
1136 	/* return with status returned in rpc call */
1137 
1138 	return (res.status);
1139 }
1140 
1141 OM_uint32
kgss_delete_sec_context_wrapped(minor_status,context_handle,gssd_context_verifier,output_token)1142 kgss_delete_sec_context_wrapped(minor_status,
1143 			context_handle,
1144 			gssd_context_verifier,
1145 			output_token)
1146 	OM_uint32 *minor_status;
1147 	gssd_ctx_id_t *context_handle;
1148 	OM_uint32 gssd_context_verifier;
1149 	gss_buffer_t output_token;
1150 {
1151 	gss_delete_sec_context_arg arg;
1152 	gss_delete_sec_context_res res;
1153 
1154 
1155 	/* get the client handle to GSSD */
1156 	if ((clnt = getgssd_handle()) == NULL) {
1157 		clnt_pcreateerror(server);
1158 		return (GSS_S_FAILURE);
1159 	}
1160 
1161 	/* copy the procedure arguments into the rpc arg parameter */
1162 
1163 	arg.context_handle.GSS_CTX_ID_T_len =
1164 		*context_handle == (OM_uint32) GSS_C_NO_CONTEXT ? 0 :
1165 		(uint_t)sizeof (OM_uint32);
1166 	arg.context_handle.GSS_CTX_ID_T_val =  (char *)context_handle;
1167 
1168 	arg.gssd_context_verifier = gssd_context_verifier;
1169 
1170 	/* call the remote procedure */
1171 
1172 	memset(&res, 0, sizeof (res));
1173 	if (gss_delete_sec_context_1(&arg, &res, clnt) != RPC_SUCCESS) {
1174 
1175 		/*
1176 		 * if the RPC call times out, null out all return arguments,
1177 		 * set minor_status to its max value, and return GSS_S_FAILURE
1178 		 */
1179 
1180 		if (minor_status != NULL)
1181 			*minor_status = DEFAULT_MINOR_STAT;
1182 		if (context_handle != NULL)
1183 			*context_handle = 0;
1184 		if (output_token != NULL)
1185 			output_token->length = 0;
1186 
1187 		return (GSS_S_FAILURE);
1188 	}
1189 
1190 	/* copy the rpc results into the return arguments */
1191 
1192 	if (minor_status != NULL)
1193 		*minor_status = res.minor_status;
1194 
1195 	if (res.context_handle.GSS_CTX_ID_T_len == 0)
1196 		*context_handle = 0;
1197 	else
1198 		/*LINTED*/
1199 		*context_handle = *((gssd_ctx_id_t *)
1200 			res.context_handle.GSS_CTX_ID_T_val);
1201 
1202 	if (output_token != NULL && res.output_token.GSS_BUFFER_T_val != NULL) {
1203 		output_token->length = res.output_token.GSS_BUFFER_T_len;
1204 		output_token->value = res.output_token.GSS_BUFFER_T_val;
1205 		res.output_token.GSS_BUFFER_T_len = 0;
1206 		res.output_token.GSS_BUFFER_T_val = NULL;
1207 	}
1208 
1209 	/*
1210 	 * free the memory allocated for the results and return with the status
1211 	 * received in the rpc call
1212 	 */
1213 
1214 	clnt_freeres(clnt, xdr_gss_delete_sec_context_res, (caddr_t)&res);
1215 	return (res.status);
1216 }
1217 
1218 /*ARGSUSED*/
1219 OM_uint32
kgss_delete_sec_context(OM_uint32 * minor_status,gss_ctx_id_t * context_handle,gss_buffer_t output_token)1220 kgss_delete_sec_context(
1221 		OM_uint32 *minor_status,
1222 		gss_ctx_id_t *context_handle,
1223 		gss_buffer_t output_token)
1224 {
1225 		OM_uint32 err;
1226 		struct kgss_ctx *kctx;
1227 
1228 		if (*context_handle == GSS_C_NO_CONTEXT) {
1229 			return (GSS_S_NO_CONTEXT);
1230 		} else
1231 			kctx = KCTX_TO_KGSS_CTX(*context_handle);
1232 
1233 		err = kgss_delete_sec_context_wrapped(minor_status,
1234 		    &kctx->gssd_ctx, kctx->gssd_ctx_verifier,
1235 		    output_token);
1236 
1237 		if (kctx->gssd_ctx != GSSD_NO_CONTEXT)
1238 			err = GSS_S_FAILURE;
1239 		else
1240 			err = GSS_S_COMPLETE;
1241 
1242 		KGSS_FREE(kctx);
1243 		*context_handle = GSS_C_NO_CONTEXT;
1244 		return (err);
1245 }
1246 
1247 /*ARGSUSED*/
1248 OM_uint32
kgss_context_time(minor_status,context_handle,time_rec,uid)1249 kgss_context_time(minor_status,
1250 		context_handle,
1251 		time_rec,
1252 		uid)
1253 	OM_uint32 *minor_status;
1254 	gss_ctx_id_t context_handle;
1255 	OM_uint32 *time_rec;
1256 	uid_t uid;
1257 {
1258 	return (GSS_S_FAILURE);
1259 }
1260 
1261 OM_uint32
kgss_sign_wrapped(minor_status,context_handle,qop_req,message_buffer,msg_token,gssd_context_verifier)1262 kgss_sign_wrapped(minor_status,
1263 		context_handle,
1264 		qop_req,
1265 		message_buffer,
1266 		msg_token,
1267 		gssd_context_verifier)
1268 	OM_uint32 *minor_status;
1269 	gssd_ctx_id_t context_handle;
1270 	OM_uint32 gssd_context_verifier;
1271 	int qop_req;
1272 	gss_buffer_t message_buffer;
1273 	gss_buffer_t msg_token;
1274 {
1275 
1276 	gss_sign_arg arg;
1277 	gss_sign_res res;
1278 
1279 	/* get the client handle to GSSD */
1280 
1281 	if ((clnt = getgssd_handle()) == NULL) {
1282 		clnt_pcreateerror(server);
1283 		return (GSS_S_FAILURE);
1284 	}
1285 
1286 	/* copy the procedure arguments into the rpc arg parameter */
1287 
1288 
1289 	arg.context_handle.GSS_CTX_ID_T_len = (uint_t)sizeof (gssd_ctx_id_t);
1290 	arg.context_handle.GSS_CTX_ID_T_val = (char *)&context_handle;
1291 	arg.gssd_context_verifier = gssd_context_verifier;
1292 
1293 	arg.qop_req = qop_req;
1294 	arg.message_buffer.GSS_BUFFER_T_len = (uint_t)message_buffer->length;
1295 	arg.message_buffer.GSS_BUFFER_T_val = (char *)message_buffer->value;
1296 
1297 	/* call the remote procedure */
1298 
1299 	memset(&res, 0, sizeof (res));
1300 	if (gss_sign_1(&arg, &res, clnt) != RPC_SUCCESS) {
1301 
1302 	/*
1303 	 * if the RPC call times out, null out all return arguments,
1304 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
1305 	 */
1306 
1307 		if (minor_status != NULL)
1308 			*minor_status = DEFAULT_MINOR_STAT;
1309 		if (msg_token != NULL)
1310 			msg_token->length = 0;
1311 
1312 		return (GSS_S_FAILURE);
1313 	}
1314 
1315 	/* copy the rpc results into the return arguments */
1316 
1317 	if (minor_status != NULL)
1318 		*minor_status = res.minor_status;
1319 
1320 	if (msg_token != NULL) {
1321 		msg_token->length = res.msg_token.GSS_BUFFER_T_len;
1322 		msg_token->value = (void *) MALLOC(msg_token->length);
1323 		memcpy(msg_token->value, res.msg_token.GSS_BUFFER_T_val,
1324 			msg_token->length);
1325 	}
1326 
1327 	/*
1328 	 * free the memory allocated for the results and return with the status
1329 	 * received in the rpc call
1330 	 */
1331 
1332 	clnt_freeres(clnt, xdr_gss_sign_res, (caddr_t)&res);
1333 	return (res.status);
1334 }
1335 
1336 OM_uint32
kgss_sign(OM_uint32 * minor_status,gss_ctx_id_t context_handle,int qop_req,gss_buffer_t message_buffer,gss_buffer_t msg_token)1337 kgss_sign(
1338 		OM_uint32 *minor_status,
1339 		gss_ctx_id_t context_handle,
1340 		int qop_req,
1341 		gss_buffer_t message_buffer,
1342 		gss_buffer_t msg_token)
1343 {
1344 		if (context_handle == GSS_C_NO_CONTEXT)
1345 			return (GSS_S_FAILURE);
1346 
1347 		return (KGSS_SIGN(minor_status,
1348 		    context_handle, qop_req, message_buffer,
1349 		    msg_token));
1350 }
1351 
1352 OM_uint32
kgss_verify_wrapped(minor_status,context_handle,message_buffer,token_buffer,qop_state,gssd_context_verifier)1353 kgss_verify_wrapped(
1354 		minor_status,
1355 		context_handle,
1356 		message_buffer,
1357 		token_buffer,
1358 		qop_state,
1359 		gssd_context_verifier)
1360 	OM_uint32 *minor_status;
1361 	gssd_ctx_id_t context_handle;
1362 	OM_uint32 gssd_context_verifier;
1363 	gss_buffer_t message_buffer;
1364 	gss_buffer_t token_buffer;
1365 	int *qop_state;
1366 {
1367 	gss_verify_arg arg;
1368 	gss_verify_res res;
1369 
1370 /* get the client handle to GSSD */
1371 
1372 	if ((clnt = getgssd_handle()) == NULL) {
1373 		clnt_pcreateerror(server);
1374 		return (GSS_S_FAILURE);
1375 	}
1376 
1377 	/* copy the procedure arguments into the rpc arg parameter */
1378 
1379 	arg.context_handle.GSS_CTX_ID_T_len = (uint_t)sizeof (gssd_ctx_id_t);
1380 	arg.context_handle.GSS_CTX_ID_T_val = (char *)&context_handle;
1381 
1382 	arg.gssd_context_verifier = gssd_context_verifier;
1383 
1384 	arg.message_buffer.GSS_BUFFER_T_len = (uint_t)message_buffer->length;
1385 	arg.message_buffer.GSS_BUFFER_T_val = (char *)message_buffer->value;
1386 
1387 	arg.token_buffer.GSS_BUFFER_T_len = (uint_t)token_buffer->length;
1388 	arg.token_buffer.GSS_BUFFER_T_val = (char *)token_buffer->value;
1389 
1390 	/* call the remote procedure */
1391 
1392 	memset(&res, 0, sizeof (res));
1393 	if (gss_verify_1(&arg, &res, clnt) != RPC_SUCCESS) {
1394 
1395 	/*
1396 	 * if the RPC call times out, null out all return arguments,
1397 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
1398 	 */
1399 
1400 		if (minor_status != NULL)
1401 			*minor_status = DEFAULT_MINOR_STAT;
1402 		if (qop_state != NULL)
1403 			*qop_state = 0;
1404 
1405 		return (GSS_S_FAILURE);
1406 	}
1407 
1408 	/* copy the rpc results into the return arguments */
1409 
1410 	if (minor_status != NULL)
1411 		*minor_status = res.minor_status;
1412 
1413 	if (qop_state != NULL)
1414 		*qop_state = res.qop_state;
1415 
1416 	/* return with status returned in rpc call */
1417 
1418 	return (res.status);
1419 }
1420 
1421 OM_uint32
kgss_verify(OM_uint32 * minor_status,gss_ctx_id_t context_handle,gss_buffer_t message_buffer,gss_buffer_t token_buffer,int * qop_state)1422 kgss_verify(OM_uint32 *minor_status,
1423 	gss_ctx_id_t context_handle,
1424 	gss_buffer_t message_buffer,
1425 	gss_buffer_t token_buffer,
1426 	int *qop_state)
1427 {
1428 		if (context_handle == GSS_C_NO_CONTEXT)
1429 			return (GSS_S_FAILURE);
1430 
1431 		return (KGSS_VERIFY(minor_status, context_handle,
1432 		    message_buffer, token_buffer, qop_state));
1433 }
1434 
1435 
1436 OM_uint32
kgss_seal_wrapped(minor_status,context_handle,conf_req_flag,qop_req,input_message_buffer,conf_state,output_message_buffer,gssd_context_verifier)1437 kgss_seal_wrapped(
1438 	minor_status,
1439 	context_handle,
1440 	conf_req_flag,
1441 	qop_req,
1442 	input_message_buffer,
1443 	conf_state,
1444 	output_message_buffer,
1445 	gssd_context_verifier)
1446 
1447 	OM_uint32 *minor_status;
1448 	gssd_ctx_id_t context_handle;
1449 	OM_uint32 gssd_context_verifier;
1450 	int conf_req_flag;
1451 	int qop_req;
1452 	gss_buffer_t input_message_buffer;
1453 	int *conf_state;
1454 	gss_buffer_t output_message_buffer;
1455 {
1456 	gss_seal_arg arg;
1457 	gss_seal_res res;
1458 
1459 	/* get the client handle to GSSD */
1460 
1461 	if ((clnt = getgssd_handle()) == NULL) {
1462 		clnt_pcreateerror(server);
1463 		return (GSS_S_FAILURE);
1464 	}
1465 
1466 	/* copy the procedure arguments into the rpc arg parameter */
1467 
1468 
1469 	arg.context_handle.GSS_CTX_ID_T_len = (uint_t)sizeof (gssd_ctx_id_t);
1470 	arg.context_handle.GSS_CTX_ID_T_val = (char *)&context_handle;
1471 	arg.gssd_context_verifier = gssd_context_verifier;
1472 
1473 	arg.conf_req_flag = conf_req_flag;
1474 
1475 	arg.qop_req = qop_req;
1476 
1477 	arg.input_message_buffer.GSS_BUFFER_T_len =
1478 				(uint_t)input_message_buffer->length;
1479 
1480 	arg.input_message_buffer.GSS_BUFFER_T_val =
1481 				(char *)input_message_buffer->value;
1482 
1483 	/* call the remote procedure */
1484 
1485 	memset(&res, 0, sizeof (res));
1486 	if (gss_seal_1(&arg, &res, clnt) != RPC_SUCCESS) {
1487 
1488 	/*
1489 	 * if the RPC call times out, null out all return arguments,
1490 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
1491 	 */
1492 
1493 		if (minor_status != NULL)
1494 			*minor_status = DEFAULT_MINOR_STAT;
1495 		if (conf_state != NULL)
1496 			*conf_state = 0;
1497 		if (output_message_buffer != NULL)
1498 			output_message_buffer->length = 0;
1499 
1500 		return (GSS_S_FAILURE);
1501 	}
1502 
1503 	/* copy the rpc results into the return arguments */
1504 
1505 	if (minor_status != NULL)
1506 		*minor_status = res.minor_status;
1507 
1508 	if (conf_state != NULL)
1509 		*conf_state = res.conf_state;
1510 
1511 	if (output_message_buffer != NULL) {
1512 		output_message_buffer->length =
1513 				res.output_message_buffer.GSS_BUFFER_T_len;
1514 
1515 		output_message_buffer->value =
1516 				(void *) MALLOC(output_message_buffer->length);
1517 		memcpy(output_message_buffer->value,
1518 			res.output_message_buffer.GSS_BUFFER_T_val,
1519 			output_message_buffer->length);
1520 	}
1521 
1522 	/*
1523 	 * free the memory allocated for the results and return with the status
1524 	 * received in the rpc call
1525 	 */
1526 
1527 	clnt_freeres(clnt, xdr_gss_seal_res, (caddr_t)&res);
1528 	return (res.status);
1529 }
1530 
1531 OM_uint32
kgss_seal(OM_uint32 * minor_status,gss_ctx_id_t context_handle,int conf_req_flag,int qop_req,gss_buffer_t input_message_buffer,int * conf_state,gss_buffer_t output_message_buffer)1532 kgss_seal(OM_uint32 *minor_status,
1533 		gss_ctx_id_t context_handle,
1534 		int conf_req_flag,
1535 		int qop_req,
1536 		gss_buffer_t input_message_buffer,
1537 		int *conf_state,
1538 		gss_buffer_t output_message_buffer)
1539 
1540 {
1541 		if (context_handle == GSS_C_NO_CONTEXT)
1542 			return (GSS_S_FAILURE);
1543 
1544 		return (KGSS_SEAL(minor_status, context_handle,
1545 			conf_req_flag, qop_req,
1546 			input_message_buffer,
1547 			conf_state, output_message_buffer));
1548 }
1549 
1550 OM_uint32
kgss_unseal_wrapped(minor_status,context_handle,input_message_buffer,output_message_buffer,conf_state,qop_state,gssd_context_verifier)1551 kgss_unseal_wrapped(minor_status,
1552 		context_handle,
1553 		input_message_buffer,
1554 		output_message_buffer,
1555 		conf_state,
1556 		qop_state,
1557 		gssd_context_verifier)
1558 	OM_uint32 *minor_status;
1559 	gssd_ctx_id_t context_handle;
1560 	OM_uint32 gssd_context_verifier;
1561 	gss_buffer_t input_message_buffer;
1562 	gss_buffer_t output_message_buffer;
1563 	int *conf_state;
1564 	int *qop_state;
1565 {
1566 	gss_unseal_arg arg;
1567 	gss_unseal_res res;
1568 
1569 	/* get the client handle to GSSD */
1570 
1571 	if ((clnt = getgssd_handle()) == NULL) {
1572 		clnt_pcreateerror(server);
1573 		return (GSS_S_FAILURE);
1574 	}
1575 
1576 	/* copy the procedure arguments into the rpc arg parameter */
1577 
1578 
1579 	arg.context_handle.GSS_CTX_ID_T_len = (uint_t)sizeof (gssd_ctx_id_t);
1580 	arg.context_handle.GSS_CTX_ID_T_val = (char *)&context_handle;
1581 	arg.gssd_context_verifier = gssd_context_verifier;
1582 
1583 	arg.input_message_buffer.GSS_BUFFER_T_len =
1584 				(uint_t)input_message_buffer->length;
1585 
1586 	arg.input_message_buffer.GSS_BUFFER_T_val =
1587 				(char *)input_message_buffer->value;
1588 
1589 /* call the remote procedure */
1590 
1591 	memset(&res, 0, sizeof (res));
1592 	if (gss_unseal_1(&arg, &res, clnt) != RPC_SUCCESS) {
1593 
1594 	/*
1595 	 * if the RPC call times out, null out all return arguments,
1596 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
1597 	 */
1598 
1599 		if (minor_status != NULL)
1600 			*minor_status = DEFAULT_MINOR_STAT;
1601 		if (output_message_buffer != NULL)
1602 			output_message_buffer->length = 0;
1603 		if (conf_state != NULL)
1604 			*conf_state = 0;
1605 		if (qop_state != NULL)
1606 			*qop_state = 0;
1607 
1608 		return (GSS_S_FAILURE);
1609 	}
1610 
1611 	/* copy the rpc results into the return arguments */
1612 
1613 	if (minor_status != NULL)
1614 		*minor_status = res.minor_status;
1615 
1616 	if (output_message_buffer != NULL) {
1617 		output_message_buffer->length =
1618 				res.output_message_buffer.GSS_BUFFER_T_len;
1619 
1620 		output_message_buffer->value =
1621 			(void *) MALLOC(output_message_buffer->length);
1622 		memcpy(output_message_buffer->value,
1623 			res.output_message_buffer.GSS_BUFFER_T_val,
1624 			output_message_buffer->length);
1625 	}
1626 
1627 	if (conf_state != NULL)
1628 		*conf_state = res.conf_state;
1629 
1630 	if (qop_state != NULL)
1631 		*qop_state = res.qop_state;
1632 
1633 	/*
1634 	 * free the memory allocated for the results and return with the status
1635 	 * received in the rpc call
1636 	 */
1637 
1638 	clnt_freeres(clnt, xdr_gss_unseal_res, (caddr_t)&res);
1639 	return (res.status);
1640 }
1641 
1642 OM_uint32
kgss_unseal(OM_uint32 * minor_status,gss_ctx_id_t context_handle,gss_buffer_t input_message_buffer,gss_buffer_t output_message_buffer,int * conf_state,int * qop_state)1643 kgss_unseal(OM_uint32 *minor_status,
1644 	gss_ctx_id_t context_handle,
1645 	gss_buffer_t input_message_buffer,
1646 	gss_buffer_t output_message_buffer,
1647 	int *conf_state,
1648 	int *qop_state)
1649 {
1650 		if (context_handle == GSS_C_NO_CONTEXT)
1651 			return (GSS_S_FAILURE);
1652 
1653 		return (KGSS_UNSEAL(minor_status, context_handle,
1654 		    input_message_buffer, output_message_buffer,
1655 		    conf_state, qop_state));
1656 }
1657 
1658 OM_uint32
kgss_display_status(minor_status,status_value,status_type,mech_type,message_context,status_string,uid)1659 kgss_display_status(minor_status,
1660 		status_value,
1661 		status_type,
1662 		mech_type,
1663 		message_context,
1664 		status_string,
1665 		uid)
1666 	OM_uint32 *minor_status;
1667 	OM_uint32 status_value;
1668 	int status_type;
1669 	gss_OID mech_type;
1670 	int *message_context;
1671 	gss_buffer_t status_string;
1672 	uid_t uid;
1673 {
1674 	gss_display_status_arg arg;
1675 	gss_display_status_res res;
1676 
1677 	/* get the client handle to GSSD */
1678 
1679 	if ((clnt = getgssd_handle()) == NULL) {
1680 		clnt_pcreateerror(server);
1681 		return (GSS_S_FAILURE);
1682 	}
1683 
1684 	/* copy the procedure arguments into the rpc arg parameter */
1685 
1686 	arg.uid = (OM_uint32) uid;
1687 
1688 	arg.status_value = status_value;
1689 	arg.status_type = status_type;
1690 
1691 	arg.mech_type.GSS_OID_len = (uint_t)(mech_type != GSS_C_NULL_OID ?
1692 					mech_type->length : 0);
1693 	arg.mech_type.GSS_OID_val = (char *)(mech_type != GSS_C_NULL_OID ?
1694 					mech_type->elements : 0);
1695 
1696 	arg.message_context = *message_context;
1697 
1698 	/* call the remote procedure */
1699 
1700 	if (message_context != NULL)
1701 		*message_context = 0;
1702 	if (status_string != NULL) {
1703 		status_string->length = 0;
1704 		status_string->value = NULL;
1705 	}
1706 
1707 	memset(&res, 0, sizeof (res));
1708 	if (gss_display_status_1(&arg, &res, clnt) != RPC_SUCCESS) {
1709 
1710 	/*
1711 	 * if the RPC call times out, null out all return arguments,
1712 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
1713 	 */
1714 
1715 		if (minor_status != NULL)
1716 			*minor_status = DEFAULT_MINOR_STAT;
1717 
1718 		return (GSS_S_FAILURE);
1719 	}
1720 
1721 	if (minor_status != NULL)
1722 		*minor_status = res.minor_status;
1723 
1724 	/* now process the results and pass them back to the caller */
1725 
1726 	if (res.status == GSS_S_COMPLETE) {
1727 		if (message_context != NULL)
1728 			*message_context = res.message_context;
1729 		if (status_string != NULL) {
1730 			status_string->length =
1731 				(size_t)res.status_string.GSS_BUFFER_T_len;
1732 			status_string->value =
1733 				(void *)MALLOC(status_string->length);
1734 			memcpy(status_string->value,
1735 				res.status_string.GSS_BUFFER_T_val,
1736 				status_string->length);
1737 		}
1738 	}
1739 
1740 	clnt_freeres(clnt, xdr_gss_display_status_res, (caddr_t)&res);
1741 	return (res.status);
1742 }
1743 
1744 /*ARGSUSED*/
1745 OM_uint32
kgss_indicate_mechs(minor_status,mech_set,uid)1746 kgss_indicate_mechs(minor_status,
1747 		mech_set,
1748 		uid)
1749 	OM_uint32 *minor_status;
1750 	gss_OID_set *mech_set;
1751 	uid_t uid;
1752 {
1753 	void *arg;
1754 	gss_indicate_mechs_res res;
1755 	int i;
1756 
1757 	/* get the client handle to GSSD */
1758 
1759 	if ((clnt = getgssd_handle()) == NULL) {
1760 		clnt_pcreateerror(server);
1761 		return (GSS_S_FAILURE);
1762 	}
1763 
1764 	memset(&res, 0, sizeof (res));
1765 	if (gss_indicate_mechs_1(&arg, &res, clnt) != RPC_SUCCESS) {
1766 
1767 	/*
1768 	 * if the RPC call times out, null out all return arguments,
1769 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
1770 	 */
1771 
1772 		if (minor_status != NULL)
1773 			*minor_status = DEFAULT_MINOR_STAT;
1774 		if (mech_set != NULL)
1775 			*mech_set = NULL;
1776 
1777 		return (GSS_S_FAILURE);
1778 	}
1779 
1780 	/* copy the rpc results into the return arguments */
1781 
1782 	if (minor_status != NULL)
1783 		*minor_status = res.minor_status;
1784 
1785 	if (mech_set != NULL) {
1786 		*mech_set = (gss_OID_set) MALLOC(sizeof (gss_OID_set_desc));
1787 		(*mech_set)->count = res.mech_set.GSS_OID_SET_len;
1788 		(*mech_set)->elements = (void *)
1789 			MALLOC ((*mech_set)->count * sizeof (gss_OID_desc));
1790 		for (i = 0; i < (*mech_set)->count; i++) {
1791 			(*mech_set)->elements[i].length =
1792 				res.mech_set.GSS_OID_SET_val[i].GSS_OID_len;
1793 			(*mech_set)->elements[i].elements = (void *)
1794 				MALLOC ((*mech_set)->elements[i].length);
1795 			memcpy ((*mech_set)->elements[i].elements,
1796 				res.mech_set.GSS_OID_SET_val[i].GSS_OID_val,
1797 				(*mech_set)->elements[i].length);
1798 		}
1799 	}
1800 
1801 	/*
1802 	 * free the memory allocated for the results and return with the status
1803 	 * received in the rpc call
1804 	 */
1805 
1806 	clnt_freeres(clnt, xdr_gss_indicate_mechs_res, (caddr_t)&res);
1807 	return (res.status);
1808 }
1809 
1810 
1811 OM_uint32
kgss_inquire_cred_wrapped(minor_status,cred_handle,gssd_cred_verifier,name,lifetime,cred_usage,mechanisms,uid)1812 kgss_inquire_cred_wrapped(minor_status,
1813 			cred_handle,
1814 			gssd_cred_verifier,
1815 			name,
1816 			lifetime,
1817 			cred_usage,
1818 			mechanisms,
1819 			uid)
1820 	OM_uint32 *minor_status;
1821 	gssd_cred_id_t cred_handle;
1822 	OM_uint32 gssd_cred_verifier;
1823 	gss_name_t *name;
1824 	OM_uint32 *lifetime;
1825 	int *cred_usage;
1826 	gss_OID_set *mechanisms;
1827 	uid_t uid;
1828 {
1829 	OM_uint32 minor_status_temp;
1830 	gss_buffer_desc external_name;
1831 	gss_OID name_type;
1832 	int i;
1833 
1834 	gss_inquire_cred_arg arg;
1835 	gss_inquire_cred_res res;
1836 
1837 	/* get the client handle to GSSD */
1838 
1839 	if ((clnt = getgssd_handle()) == NULL) {
1840 		clnt_pcreateerror(server);
1841 		return (GSS_S_FAILURE);
1842 	}
1843 
1844 
1845 	/* copy the procedure arguments into the rpc arg parameter */
1846 
1847 	arg.uid = (OM_uint32) uid;
1848 
1849 	arg.cred_handle.GSS_CRED_ID_T_len =
1850 			cred_handle == GSSD_NO_CREDENTIAL ?
1851 			0 : (uint_t)sizeof (gssd_cred_id_t);
1852 	arg.cred_handle.GSS_CRED_ID_T_val = (char *)&cred_handle;
1853 	arg.gssd_cred_verifier = gssd_cred_verifier;
1854 
1855 	/* call the remote procedure */
1856 
1857 	memset(&res, 0, sizeof (res));
1858 	if (gss_inquire_cred_1(&arg, &res, clnt) != RPC_SUCCESS) {
1859 
1860 	/*
1861 	 * if the RPC call times out, null out all return arguments,
1862 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
1863 	 */
1864 
1865 		if (minor_status != NULL)
1866 			*minor_status = DEFAULT_MINOR_STAT;
1867 		if (name != NULL)
1868 			*name = NULL;
1869 		if (lifetime != NULL)
1870 			*lifetime = 0;
1871 		if (cred_usage != NULL)
1872 			*cred_usage = 0;
1873 		if (mechanisms != NULL)
1874 			*mechanisms = NULL;
1875 
1876 		return (GSS_S_FAILURE);
1877 	}
1878 
1879 	/* copy the rpc results into the return arguments */
1880 
1881 	if (minor_status != NULL)
1882 		*minor_status = res.minor_status;
1883 
1884 	/* convert name from external to internal format */
1885 
1886 	if (name != NULL) {
1887 		external_name.length = res.name.GSS_BUFFER_T_len;
1888 		external_name.value = res.name.GSS_BUFFER_T_val;
1889 
1890 		/*
1891 		 * we have to allocate a name_type descriptor and
1892 		 * elements storage, since gss_import_name() only
1893 		 * stores a pointer to the name_type info in the
1894 		 * union_name struct
1895 		 */
1896 
1897 		name_type = (gss_OID) MALLOC(sizeof (gss_OID_desc));
1898 
1899 		name_type->length = res.name_type.GSS_OID_len;
1900 		name_type->elements = (void *) MALLOC(name_type->length);
1901 		memcpy(name_type->elements, res.name_type.GSS_OID_val,
1902 			name_type->length);
1903 
1904 		if (gss_import_name(&minor_status_temp, &external_name,
1905 			name_type, name) != GSS_S_COMPLETE) {
1906 
1907 			*minor_status = (OM_uint32) minor_status_temp;
1908 			gss_release_buffer(&minor_status_temp, &external_name);
1909 
1910 			clnt_freeres(clnt, xdr_gss_inquire_cred_res,
1911 							(caddr_t)&res);
1912 			return ((OM_uint32) GSS_S_FAILURE);
1913 		}
1914 	}
1915 
1916 	if (lifetime != NULL)
1917 		*lifetime = res.lifetime;
1918 
1919 	if (cred_usage != NULL)
1920 		*cred_usage = res.cred_usage;
1921 
1922 	if (mechanisms != NULL) {
1923 		*mechanisms =
1924 			(gss_OID_set) MALLOC(sizeof (gss_OID_set_desc));
1925 		if (res.mechanisms.GSS_OID_SET_len != 0) {
1926 			(*mechanisms)->count =
1927 					(int)res.mechanisms.GSS_OID_SET_len;
1928 			(*mechanisms)->elements = (gss_OID)
1929 				MALLOC(sizeof (gss_OID) * (*mechanisms)->count);
1930 
1931 			for (i = 0; i < (*mechanisms)->count; i++) {
1932 				(*mechanisms)->elements[i].length = (OM_uint32)
1933 				res.mechanisms.GSS_OID_SET_val[i].GSS_OID_len;
1934 				(*mechanisms)->elements[i].elements = (void *)
1935 				MALLOC((*mechanisms)->elements[i].length);
1936 				memcpy((*mechanisms)->elements[i].elements,
1937 				res.mechanisms.GSS_OID_SET_val[i].GSS_OID_val,
1938 				(*mechanisms)->elements[i].length);
1939 			}
1940 		} else
1941 			(*mechanisms)->count = 0;
1942 	}
1943 
1944 	/*
1945 	 * free the memory allocated for the results and return with the status
1946 	 * received in the rpc call
1947 	 */
1948 
1949 	clnt_freeres(clnt, xdr_gss_inquire_cred_res, (caddr_t)&res);
1950 	return (res.status);
1951 }
1952 
1953 
1954 OM_uint32
kgss_inquire_cred(minor_status,cred_handle,name,lifetime,cred_usage,mechanisms,uid)1955 kgss_inquire_cred(minor_status,
1956 			cred_handle,
1957 			name,
1958 			lifetime,
1959 			cred_usage,
1960 			mechanisms,
1961 			uid)
1962 	OM_uint32 *minor_status;
1963 	gss_cred_id_t cred_handle;
1964 	gss_name_t *name;
1965 	OM_uint32 *lifetime;
1966 	int *cred_usage;
1967 	gss_OID_set * mechanisms;
1968 	uid_t uid;
1969 {
1970 
1971 	OM_uint32 gssd_cred_verifier;
1972 	gssd_cred_id_t gssd_cred_handle;
1973 
1974 		gssd_cred_verifier = KCRED_TO_CREDV(cred_handle);
1975 		gssd_cred_handle = KCRED_TO_CRED(cred_handle);
1976 
1977 		return (kgss_inquire_cred_wrapped(minor_status,
1978 				gssd_cred_handle, gssd_cred_verifier,
1979 				name, lifetime, cred_usage, mechanisms, uid));
1980 }
1981 
1982 
1983 OM_uint32
kgss_inquire_cred_by_mech_wrapped(minor_status,cred_handle,gssd_cred_verifier,mech_type,uid)1984 kgss_inquire_cred_by_mech_wrapped(minor_status,
1985 			cred_handle,
1986 			gssd_cred_verifier,
1987 			mech_type,
1988 			uid)
1989 	OM_uint32 *minor_status;
1990 	gssd_cred_id_t cred_handle;
1991 	OM_uint32 gssd_cred_verifier;
1992 	gss_OID mech_type;
1993 	uid_t uid;
1994 {
1995 	OM_uint32 minor_status_temp;
1996 
1997 	gss_inquire_cred_by_mech_arg arg;
1998 	gss_inquire_cred_by_mech_res res;
1999 
2000 	/* get the client handle to GSSD */
2001 
2002 	if ((clnt = getgssd_handle()) == NULL) {
2003 		clnt_pcreateerror(server);
2004 		return (GSS_S_FAILURE);
2005 	}
2006 
2007 
2008 	/* copy the procedure arguments into the rpc arg parameter */
2009 
2010 	arg.uid = (OM_uint32) uid;
2011 
2012 	arg.cred_handle.GSS_CRED_ID_T_len =
2013 			cred_handle == GSSD_NO_CREDENTIAL ?
2014 			0 : (uint_t)sizeof (gssd_cred_id_t);
2015 	arg.cred_handle.GSS_CRED_ID_T_val = (char *)&cred_handle;
2016 	arg.gssd_cred_verifier = gssd_cred_verifier;
2017 
2018 	arg.mech_type.GSS_OID_len =
2019 		(uint_t)(mech_type != GSS_C_NULL_OID ?
2020 		mech_type->length : 0);
2021 	arg.mech_type.GSS_OID_val =
2022 		(char *)(mech_type != GSS_C_NULL_OID ?
2023 		mech_type->elements : 0);
2024 	/* call the remote procedure */
2025 
2026 	memset(&res, 0, sizeof (res));
2027 	if (gss_inquire_cred_by_mech_1(&arg, &res, clnt) != RPC_SUCCESS) {
2028 
2029 	/*
2030 	 * if the RPC call times out, null out all return arguments,
2031 	 * set minor_status to its maximum value, and return GSS_S_FAILURE
2032 	 */
2033 
2034 		if (minor_status != NULL)
2035 			*minor_status = DEFAULT_MINOR_STAT;
2036 		return (GSS_S_FAILURE);
2037 	}
2038 
2039 	/* copy the rpc results into the return arguments */
2040 
2041 	if (minor_status != NULL)
2042 		*minor_status = res.minor_status;
2043 
2044 	/* convert name from external to internal format */
2045 
2046 	/*
2047 	 * free the memory allocated for the results and return with the status
2048 	 * received in the rpc call
2049 	 */
2050 
2051 	clnt_freeres(clnt, xdr_gss_inquire_cred_by_mech_res, (caddr_t)&res);
2052 	return (res.status);
2053 }
2054 
2055 
2056 OM_uint32
kgss_inquire_cred_by_mech(minor_status,cred_handle,mech_type,uid)2057 kgss_inquire_cred_by_mech(minor_status,
2058 			cred_handle,
2059 			mech_type,
2060 			uid)
2061 	OM_uint32 *minor_status;
2062 	gss_cred_id_t cred_handle;
2063 	gss_OID mech_type;
2064 	uid_t uid;
2065 {
2066 
2067 	OM_uint32 gssd_cred_verifier;
2068 	gssd_cred_id_t gssd_cred_handle;
2069 
2070 	gssd_cred_verifier = KCRED_TO_CREDV(cred_handle);
2071 	gssd_cred_handle = KCRED_TO_CRED(cred_handle);
2072 
2073 	return (kgss_inquire_cred_by_mech_wrapped(minor_status,
2074 			gssd_cred_handle, gssd_cred_verifier,
2075 			mech_type, uid));
2076 }
2077 
2078 OM_uint32
kgsscred_expname_to_unix_cred(expName,uidOut,gidOut,gids,gidsLen,uid)2079 kgsscred_expname_to_unix_cred(expName, uidOut, gidOut, gids, gidsLen, uid)
2080 	const gss_buffer_t expName;
2081 	uid_t *uidOut;
2082 	gid_t *gidOut;
2083 	gid_t *gids[];
2084 	int *gidsLen;
2085 	uid_t uid;
2086 {
2087 	gsscred_expname_to_unix_cred_arg args;
2088 	gsscred_expname_to_unix_cred_res res;
2089 
2090 	/* check input/output parameters */
2091 	if (expName == NULL || expName->value == NULL)
2092 		return (GSS_S_CALL_INACCESSIBLE_READ);
2093 
2094 	if (uidOut == NULL)
2095 		return (GSS_S_CALL_INACCESSIBLE_WRITE);
2096 
2097 	/* NULL out output parameters */
2098 	*uidOut = 0;
2099 	if (gidsLen)
2100 		*gidsLen = 0;
2101 
2102 	if (gids)
2103 		*gids = NULL;
2104 
2105 	/* get the client handle to gssd */
2106 	if ((clnt = getgssd_handle()) == NULL)
2107 	{
2108 		clnt_pcreateerror(server);
2109 		return (GSS_S_FAILURE);
2110 	}
2111 
2112 	/* copy the procedure arguments */
2113 	args.uid = uid;
2114 	args.expname.GSS_BUFFER_T_val = expName->value;
2115 	args.expname.GSS_BUFFER_T_len = expName->length;
2116 
2117 	/* null out the return buffer and call the remote proc */
2118 	memset(&res, 0, sizeof (res));
2119 
2120 	if (gsscred_expname_to_unix_cred_1(&args, &res, clnt) != RPC_SUCCESS)
2121 	{
2122 		return (GSS_S_FAILURE);
2123 	}
2124 
2125 	/* copy the results into the result parameters */
2126 	if (res.major == GSS_S_COMPLETE)
2127 	{
2128 		*uidOut = res.uid;
2129 		if (gidOut)
2130 			*gidOut = res.gid;
2131 		if (gids && gidsLen)
2132 		{
2133 			*gids = res.gids.GSSCRED_GIDS_val;
2134 			*gidsLen = res.gids.GSSCRED_GIDS_len;
2135 			res.gids.GSSCRED_GIDS_val = NULL;
2136 			res.gids.GSSCRED_GIDS_len = 0;
2137 		}
2138 	}
2139 
2140 	/* free RPC results */
2141 	clnt_freeres(clnt, xdr_gsscred_expname_to_unix_cred_res, (caddr_t)&res);
2142 
2143 	return (res.major);
2144 } /* kgsscred_expname_to_unix_cred */
2145 
2146 OM_uint32
kgsscred_name_to_unix_cred(intName,mechType,uidOut,gidOut,gids,gidsLen,uid)2147 kgsscred_name_to_unix_cred(intName, mechType, uidOut, gidOut, gids,
2148 				gidsLen, uid)
2149 	const gss_name_t intName;
2150 	const gss_OID mechType;
2151 	uid_t *uidOut;
2152 	gid_t *gidOut;
2153 	gid_t *gids[];
2154 	int *gidsLen;
2155 	uid_t uid;
2156 {
2157 	gsscred_name_to_unix_cred_arg args;
2158 	gsscred_name_to_unix_cred_res res;
2159 	OM_uint32 major, minor;
2160 	gss_OID nameOid;
2161 	gss_buffer_desc flatName = GSS_C_EMPTY_BUFFER;
2162 
2163 
2164 	/* check the input/output parameters */
2165 	if (intName == NULL || mechType == NULL)
2166 		return (GSS_S_CALL_INACCESSIBLE_READ);
2167 
2168 	if (uidOut == NULL)
2169 		return (GSS_S_CALL_INACCESSIBLE_WRITE);
2170 
2171 	/* NULL out the output parameters */
2172 	*uidOut = 0;
2173 	if (gids)
2174 		*gids = NULL;
2175 
2176 	if (gidsLen)
2177 		*gidsLen = 0;
2178 
2179 	/* get the client handle to gssd */
2180 	if ((clnt = getgssd_handle()) == NULL)
2181 	{
2182 		clnt_pcreateerror(server);
2183 		return (GSS_S_FAILURE);
2184 	}
2185 
2186 	/* convert the name to flat representation */
2187 	if ((major = gss_display_name(&minor, intName, &flatName, &nameOid))
2188 			!= GSS_S_COMPLETE)
2189 	{
2190 		return (major);
2191 	}
2192 
2193 	/* set the rpc parameters */
2194 	args.uid = uid;
2195 	args.pname.GSS_BUFFER_T_len = flatName.length;
2196 	args.pname.GSS_BUFFER_T_val = flatName.value;
2197 	args.name_type.GSS_OID_len = nameOid->length;
2198 	args.name_type.GSS_OID_val = nameOid->elements;
2199 	args.mech_type.GSS_OID_len = mechType->length;
2200 	args.mech_type.GSS_OID_val = mechType->elements;
2201 
2202 	/* call the remote procedure */
2203 	memset(&res, 0, sizeof (res));
2204 	if (gsscred_name_to_unix_cred_1(&args, &res, clnt) != RPC_SUCCESS)
2205 	{
2206 		gss_release_buffer(&minor, &flatName);
2207 		return (GSS_S_FAILURE);
2208 	}
2209 
2210 	gss_release_buffer(&minor, &flatName);
2211 	/* copy the output parameters on output */
2212 	if (res.major == GSS_S_COMPLETE)
2213 	{
2214 		*uidOut = res.uid;
2215 		if (gidOut)
2216 			*gidOut = res.gid;
2217 		if (gids && gidsLen)
2218 		{
2219 			*gids = res.gids.GSSCRED_GIDS_val;
2220 			*gidsLen = res.gids.GSSCRED_GIDS_len;
2221 			res.gids.GSSCRED_GIDS_val = NULL;
2222 			res.gids.GSSCRED_GIDS_len = 0;
2223 		}
2224 	}
2225 
2226 	/* delete RPC allocated memory */
2227 	clnt_freeres(clnt, xdr_gsscred_name_to_unix_cred_res, (caddr_t)&res);
2228 
2229 	return (res.major);
2230 } /* kgsscred_name_to_unix_cred */
2231 
2232 OM_uint32
kgss_get_group_info(puid,gidOut,gids,gidsLen,uid)2233 kgss_get_group_info(puid, gidOut, gids, gidsLen, uid)
2234 	const uid_t puid;
2235 	gid_t *gidOut;
2236 	gid_t *gids[];
2237 	int *gidsLen;
2238 	uid_t uid;
2239 {
2240 	gss_get_group_info_arg args;
2241 	gss_get_group_info_res res;
2242 
2243 
2244 	/* check the output parameters */
2245 	if (gidOut == NULL || gids == NULL || gidsLen == NULL)
2246 		return (GSS_S_CALL_INACCESSIBLE_WRITE);
2247 
2248 	/* get the client GSSD handle */
2249 	if ((clnt = getgssd_handle()) == NULL)
2250 	{
2251 		clnt_pcreateerror(server);
2252 		return (GSS_S_FAILURE);
2253 	}
2254 
2255 	/* set the input parameters */
2256 	args.uid = uid;
2257 	args.puid = puid;
2258 
2259 
2260 	/* call the remote procedure */
2261 	memset(&res, 0, sizeof (res));
2262 	if (gss_get_group_info_1(&args, &res, clnt) != RPC_SUCCESS)
2263 	{
2264 		return (GSS_S_FAILURE);
2265 	}
2266 
2267 	/* copy the results */
2268 	if (res.major == GSS_S_COMPLETE)
2269 	{
2270 		*gidOut = res.gid;
2271 		*gids = res.gids.GSSCRED_GIDS_val;
2272 		*gidsLen = res.gids.GSSCRED_GIDS_len;
2273 		res.gids.GSSCRED_GIDS_val = NULL;
2274 		res.gids.GSSCRED_GIDS_len = 0;
2275 	}
2276 
2277 	/* nothing to free */
2278 
2279 	return (res.major);
2280 } /* kgss_get_group_info */
2281 
2282 OM_uint32
kgss_export_sec_context_wrapped(minor_status,context_handle,output_token,gssd_context_verifier)2283 kgss_export_sec_context_wrapped(minor_status,
2284 				context_handle,
2285 				output_token,
2286 				gssd_context_verifier)
2287 	OM_uint32 *minor_status;
2288 	gssd_ctx_id_t *context_handle;
2289 	gss_buffer_t output_token;
2290 	OM_uint32 gssd_context_verifier;
2291 {
2292 	CLIENT *clnt;
2293 	gss_export_sec_context_arg arg;
2294 	gss_export_sec_context_res res;
2295 
2296 
2297 /* get the client handle to GSSD */
2298 
2299 	if ((clnt = getgssd_handle()) == NULL) {
2300 		clnt_pcreateerror(server);
2301 		return (GSS_S_FAILURE);
2302 	}
2303 
2304 /* copy the procedure arguments into the rpc arg parameter */
2305 
2306 	arg.context_handle.GSS_CTX_ID_T_len = (uint_t)sizeof (gssd_ctx_id_t);
2307 	arg.context_handle.GSS_CTX_ID_T_val = (char *)context_handle;
2308 	arg.gssd_context_verifier = gssd_context_verifier;
2309 
2310 /* call the remote procedure */
2311 
2312 	memset(&res, 0, sizeof (res));
2313 	if (gss_export_sec_context_1(&arg, &res, clnt) != RPC_SUCCESS) {
2314 
2315 /*
2316  * if the RPC call times out, null out all return arguments, set minor_status
2317  * to its maximum value, and return GSS_S_FAILURE
2318  */
2319 
2320 		if (minor_status != NULL)
2321 			*minor_status = DEFAULT_MINOR_STAT;
2322 		if (context_handle != NULL)
2323 			*context_handle = 0;
2324 		if (output_token != NULL)
2325 			output_token->length = 0;
2326 
2327 		return (GSS_S_FAILURE);
2328 	}
2329 
2330 /* copy the rpc results into the return arguments */
2331 
2332 	if (minor_status != NULL)
2333 		*minor_status = res.minor_status;
2334 
2335 	if (res.context_handle.GSS_CTX_ID_T_len == 0)
2336 		*context_handle = 0;
2337 	else
2338 		*context_handle =
2339 		    *((gssd_ctx_id_t *)res.context_handle.GSS_CTX_ID_T_val);
2340 
2341 	if (output_token != NULL && res.output_token.GSS_BUFFER_T_val != NULL) {
2342 		output_token->length = res.output_token.GSS_BUFFER_T_len;
2343 		output_token->value =
2344 			(void *) MALLOC(output_token->length);
2345 		memcpy(output_token->value,
2346 			res.output_token.GSS_BUFFER_T_val,
2347 			output_token->length);
2348 	}
2349 
2350 /*
2351  * free the memory allocated for the results and return with the status
2352  * received in the rpc call
2353  */
2354 
2355 	clnt_freeres(clnt, xdr_gss_export_sec_context_res, (caddr_t)&res);
2356 	return (res.status);
2357 
2358 }
2359 
2360 OM_uint32
kgss_export_sec_context(minor_status,context_handle,output_token)2361 kgss_export_sec_context(minor_status,
2362 			context_handle,
2363 			output_token)
2364 	OM_uint32 *minor_status;
2365 	gss_ctx_id_t *context_handle;
2366 	gss_buffer_t output_token;
2367 {
2368 	OM_uint32 err;
2369 	struct kgss_ctx *kctx;
2370 
2371 	if (*context_handle == GSS_C_NO_CONTEXT) {
2372 		return (GSS_S_NO_CONTEXT);
2373 	} else
2374 		kctx = KCTX_TO_KGSS_CTX(*context_handle);
2375 
2376 	err = kgss_export_sec_context_wrapped(minor_status,
2377 		&kctx->gssd_ctx, output_token,
2378 		kctx->gssd_ctx_verifier);
2379 
2380 	if (GSS_ERROR(err))
2381 		return (err);
2382 	else {
2383 		KGSS_FREE(kctx);
2384 		*context_handle = GSS_C_NO_CONTEXT;
2385 		return (err);
2386 	}
2387 
2388 }
2389 
2390 OM_uint32
kgss_import_sec_context_wrapped(minor_status,input_token,context_handle,gssd_context_verifier)2391 kgss_import_sec_context_wrapped(minor_status,
2392 			input_token,
2393 			context_handle,
2394 			gssd_context_verifier)
2395 	OM_uint32 *minor_status;
2396 	gss_buffer_t input_token;
2397 	gss_ctx_id_t *context_handle;
2398 	OM_uint32 gssd_context_verifier;
2399 {
2400 	CLIENT *clnt;
2401 	gss_import_sec_context_arg arg;
2402 	gss_import_sec_context_res res;
2403 
2404 
2405 /* get the client handle to GSSD */
2406 
2407 	if ((clnt = getgssd_handle()) == NULL) {
2408 		clnt_pcreateerror(server);
2409 		return (GSS_S_FAILURE);
2410 	}
2411 
2412 /* copy the procedure arguments into the rpc arg parameter */
2413 	arg.input_token.GSS_BUFFER_T_len = (uint_t)
2414 		(input_token != GSS_C_NO_BUFFER ? input_token->length : 0);
2415 	arg.input_token.GSS_BUFFER_T_val = (char *)
2416 		(input_token != GSS_C_NO_BUFFER ? input_token->value : 0);
2417 	arg.gssd_context_verifier = gssd_context_verifier;
2418 
2419 
2420 /* call the remote procedure */
2421 
2422 	memset(&res, 0, sizeof (res));
2423 	if (gss_import_sec_context_1(&arg, &res, clnt) != RPC_SUCCESS) {
2424 
2425 /*
2426  * if the RPC call times out, null out all return arguments, set minor_status
2427  * to its maximum value, and return GSS_S_FAILURE
2428  */
2429 
2430 		if (minor_status != NULL)
2431 			*minor_status = DEFAULT_MINOR_STAT;
2432 		if (context_handle != NULL)
2433 			*context_handle = NULL;
2434 
2435 		return (GSS_S_FAILURE);
2436 	}
2437 
2438 /* copy the rpc results into the return arguments */
2439 
2440 	if (minor_status != NULL)
2441 		*minor_status = res.minor_status;
2442 
2443 	if (res.context_handle.GSS_CTX_ID_T_len == 0)
2444 		*context_handle = NULL;
2445 	else
2446 		*context_handle =
2447 		    *((gss_ctx_id_t *)res.context_handle.GSS_CTX_ID_T_val);
2448 
2449 
2450 /*
2451  * free the memory allocated for the results and return with the status
2452  * received in the rpc call
2453  */
2454 
2455 	clnt_freeres(clnt, xdr_gss_import_sec_context_res, (caddr_t)&res);
2456 	return (res.status);
2457 }
2458 
2459 OM_uint32
kgss_import_sec_context(minor_status,input_token,context_handle)2460 kgss_import_sec_context(minor_status,
2461 			input_token,
2462 			context_handle)
2463 	OM_uint32 *minor_status;
2464 	gss_buffer_t input_token;
2465 	gss_ctx_id_t *context_handle;
2466 {
2467 	struct kgss_ctx *kctx;
2468 
2469 	if (*context_handle == GSS_C_NO_CONTEXT) {
2470 		kctx = KGSS_ALLOC();
2471 		*context_handle = (gss_ctx_id_t)kctx;
2472 		kctx->gssd_ctx = (OM_uint32) GSS_C_NO_CONTEXT;
2473 	} else
2474 		kctx = (struct kgss_ctx *)*context_handle;
2475 	return (kgss_import_sec_context_wrapped(minor_status,
2476 		input_token, &kctx->gssd_ctx,
2477 		KCTX_TO_CTXV(context_handle)));
2478 }
2479 
2480 #ifdef _KERNEL
2481 #include <sys/modctl.h>
2482 
2483 static void *gss_clnt = NULL;
2484 
2485 #ifdef DEBUG
2486 typedef struct {
2487 	char		*name;		/* just put something here */
2488 } gssd_devstate_t;
2489 
2490 
2491 static void *gssd_state;
2492 
gssd_attach(dev_info_t * dip,ddi_attach_cmd_t cmd)2493 static int gssd_attach(dev_info_t *dip, ddi_attach_cmd_t cmd)
2494 {
2495 	/*	 cmn_err(CE_NOTE, "In gssd_attach"); */
2496 	switch (cmd) {
2497 	case DDI_ATTACH:
2498 		if (ddi_create_minor_node(dip, "gssd", S_IFCHR, 0, "gssd", 0)
2499 		    == DDI_FAILURE) {
2500 			ddi_remove_minor_node(dip, NULL);
2501 			return (DDI_FAILURE);
2502 		}
2503 		return (DDI_SUCCESS);
2504 
2505 	default:
2506 		return (DDI_FAILURE);
2507 	}
2508 }
2509 
gssd_getinfo(dev_info_t * dip,ddi_info_cmd_t infocmd,void * arg,void ** result)2510 static int gssd_getinfo(dev_info_t *dip, ddi_info_cmd_t infocmd,
2511 		void *arg, void **result)
2512 {
2513 	dev_t dev;
2514 	int error;
2515 
2516 /*	 cmn_err(CE_NOTE, "In gssd_getinfo"); */
2517 
2518 	switch (infocmd) {
2519 	case DDI_INFO_DEVT2INSTANCE:
2520 		dev = (dev_t)arg;
2521 		*result = (void *) getminor(dev);
2522 		error = DDI_SUCCESS;
2523 		break;
2524 
2525 	case DDI_INFO_DEVT2DEVINFO:
2526 	/*	cmn_err(CE_NOTE, "getinfo wants devinfo"); */
2527 	default:
2528 		error = DDI_FAILURE;
2529 		break;
2530 	}
2531 	return (error);
2532 }
2533 
gssd_identify(dev_info_t * dip)2534 static int gssd_identify(dev_info_t *dip)
2535 {
2536 	/*	 cmn_err(CE_NOTE, "in gssd_identify"); */
2537 	if (strcmp(ddi_get_name(dip), "gssd") == 0)
2538 		return (DDI_IDENTIFIED);
2539 	else
2540 		return (DDI_NOT_IDENTIFIED);
2541 }
2542 
gssd_probe(dev_info_t * dip)2543 static int gssd_probe(dev_info_t *dip)
2544 {
2545 	/*	 cmn_err(CE_NOTE, "In gssd_probe"); */
2546 
2547 	return (DDI_PROBE_SUCCESS);
2548 }
2549 
gssd_open(dev_t * devp,int flag,int otyp,cred_t * credp)2550 static int gssd_open(dev_t *devp, int flag, int otyp, cred_t *credp)
2551 {
2552 	/*	 cmn_err (CE_NOTE, "In gssd_open"); */
2553 	if (otyp != OTYP_CHR)
2554 		return (EINVAL);
2555 
2556 	gss_clnt = getgssd_handle();
2557 	return (0);
2558 }
2559 
gssd_close(dev_t dev,int flag,int otyp,cred_t * credp)2560 static int gssd_close(dev_t dev, int flag, int otyp, cred_t *credp)
2561 {
2562 	/*	 cmn_err(CE_NOTE, "In gssd_close"); */
2563 	killgssd_handle(gss_clnt);
2564 	return (0);
2565 }
2566 
gssd_write(dev_t dev,struct uio * uiop,cred_t * credp)2567 static int gssd_write(dev_t dev, struct uio *uiop, cred_t *credp)
2568 {
2569 	char buffer[1024];
2570 	int len;
2571 
2572 	/*	 cmn_err(CE_NOTE, "In gssd_write"); */
2573 	bzero(buffer, 1024);
2574 
2575 	uiomove(buffer, 1024, UIO_WRITE, uiop);
2576 	len = strlen(buffer);
2577 
2578 	if (buffer[len-1] == '\n')
2579 		buffer[--len] = '\0';
2580 
2581 	cmn_err(CE_NOTE, "Got command: (%d) \"%s\"", len, buffer);
2582 	do_gssdtest(buffer);
2583 	return (0);
2584 }
2585 
2586 static struct cb_ops gssd_cb_ops = {
2587 	gssd_open,		/* cb_open */
2588 	gssd_close,		/* cb_close */
2589 	nodev,			/* cb_strategy */
2590 	nodev,			/* cb_print */
2591 	nodev,			/* cb_dump */
2592 	nulldev,		/* cb_read */
2593 	gssd_write,		/* cb_write */
2594 	nodev,			/* cb_ioctl */
2595 	nodev,			/* cb_devmap */
2596 	nodev,			/* cb_mmap */
2597 	nodev,			/* cb_segmap */
2598 	nochpoll,		/* cb_chpoll */
2599 	ddi_prop_op,		/* cb_prop_op */
2600 	NULL,			/* cb_stream */
2601 	(int)(D_NEW|D_MP)	/* cb_flag */
2602 };
2603 
2604 static struct dev_ops gssd_ops = {
2605 	DEVO_REV,		/* devo_rev */
2606 	0,			/* devo_refcnt */
2607 	gssd_getinfo,		/* devo_getinfo */
2608 	gssd_identify,		/* devo_identify */
2609 	nulldev,		/* devo_probe */
2610 	gssd_attach,		/* devo_attach */
2611 	nulldev,		/* devo_detach */
2612 	nodev,			/* devo_reset */
2613 	&gssd_cb_ops,		/* devo_cb_ops */
2614 	(struct bus_ops *)NULL	/* devo_bus_ops */
2615 };
2616 
2617 extern struct mod_ops mod_driverops;
2618 
2619 static struct modldrv modlmisc = {
2620 	&mod_driverops,
2621 	"GSSD DRV Client Module",
2622 	&gssd_ops
2623 
2624 #else /* !DEBUG */
2625 
2626 static struct modlmisc modlmisc = {
2627 	&mod_miscops,
2628 	"GSSD Client Module"
2629 #endif /* DEBUG */
2630 };
2631 
2632 static struct modlinkage modlinkage = {
2633 	MODREV_1,
2634 	(void *)&modlmisc,
2635 	NULL
2636 };
2637 
2638 char _depends_on[] = "strmod/rpcmod misc/tlimod";
2639 
_init(void)2640 _init(void)
2641 {
2642 	int status;
2643 
2644 	if ((status = ddi_soft_state_init(&gssd_state,
2645 	    sizeof (gssd_devstate_t), 1)) != 0)
2646 		return (status);
2647 
2648 	if ((status = mod_install((struct modlinkage *)&modlinkage)) != 0)
2649 		ddi_soft_state_fini(&gssd_state);
2650 
2651 	cmn_err(CE_NOTE, "gssd: I'm in the kernel: %d.", status);
2652 	return (status);
2653 }
2654 
_fini()2655 _fini()
2656 {
2657 	int status;
2658 
2659 	killgssd_handle(gss_clnt);
2660 	cmn_err(CE_NOTE, "gssd: Handle destroyed.. leaving module.");
2661 
2662 	if ((status = mod_remove(&modlinkage)) != 0)
2663 		return (status);
2664 
2665 	ddi_soft_state_fini(&gssd_state);
2666 	return (status);
2667 }
2668 
2669 _info(modinfop)
2670 struct modinfo *modinfop;
2671 {
2672 	return (mod_info(&modlinkage, modinfop));
2673 }
2674 
2675 #endif
2676