2 * Copyright (c) 2003 SkyRope, LLC
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
8 * - Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * - Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 * - Neither the name of Skyrope, LLC nor the names of its contributors may be
14 * used to endorse or promote products derived from this software without
15 * specific prior written permission from Skyrope, LLC.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
21 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 * Portions of this code are derived from portions of the MIT
30 * Leash Ticket Manager and LoadFuncs utilities. For these portions the
31 * following copyright applies.
33 * Copyright (c) 2003,2004 by the Massachusetts Institute of Technology.
34 * All rights reserved.
36 * Export of this software from the United States of America may
37 * require a specific license from the United States Government.
38 * It is the responsibility of any person or organization contemplating
39 * export to obtain such a license before exporting.
41 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
42 * distribute this software and its documentation for any purpose and
43 * without fee is hereby granted, provided that the above copyright
44 * notice appear in all copies and that both that copyright notice and
45 * this permission notice appear in supporting documentation, and that
46 * the name of M.I.T. not be used in advertising or publicity pertaining
47 * to distribution of the software without specific, written prior
48 * permission. Furthermore if you modify this software you must label
49 * your software as modified software and not distribute it in such a
50 * fashion that it might be confused with the original M.I.T. software.
51 * M.I.T. makes no representations about the suitability of
52 * this software for any purpose. It is provided "as is" without express
53 * or implied warranty.
60 #include "afskfw-int.h"
64 #include <rxkad_prototypes.h> /* for life_to_time */
65 #include <afs/ptserver.h>
66 #include <afs/ptuser.h>
69 * TIMING _____________________________________________________________________
73 #define cminREMIND_TEST 1 // test every minute for expired creds
74 #define cminREMIND_WARN 15 // warn if creds expire in 15 minutes
75 #define cminRENEW 20 // renew creds when there are 20 minutes remaining
76 #define cminMINLIFE 30 // minimum life of Kerberos creds
78 #define c100ns1SECOND (LONGLONG)10000000
79 #define cmsec1SECOND 1000
80 #define cmsec1MINUTE 60000
81 #define csec1MINUTE 60
83 /* Function Pointer Declarations for Delayed Loading */
85 DECL_FUNC_PTR(cc_initialize);
86 DECL_FUNC_PTR(cc_shutdown);
87 DECL_FUNC_PTR(cc_get_NC_info);
88 DECL_FUNC_PTR(cc_free_NC_info);
91 DECL_FUNC_PTR(Leash_get_default_lifetime);
92 DECL_FUNC_PTR(Leash_get_default_forwardable);
93 DECL_FUNC_PTR(Leash_get_default_renew_till);
94 DECL_FUNC_PTR(Leash_get_default_noaddresses);
95 DECL_FUNC_PTR(Leash_get_default_proxiable);
96 DECL_FUNC_PTR(Leash_get_default_publicip);
97 DECL_FUNC_PTR(Leash_get_default_use_krb4);
98 DECL_FUNC_PTR(Leash_get_default_life_min);
99 DECL_FUNC_PTR(Leash_get_default_life_max);
100 DECL_FUNC_PTR(Leash_get_default_renew_min);
101 DECL_FUNC_PTR(Leash_get_default_renew_max);
102 DECL_FUNC_PTR(Leash_get_default_renewable);
105 DECL_FUNC_PTR(krb5_change_password);
106 DECL_FUNC_PTR(krb5_get_init_creds_opt_init);
107 DECL_FUNC_PTR(krb5_get_init_creds_opt_set_tkt_life);
108 DECL_FUNC_PTR(krb5_get_init_creds_opt_set_renew_life);
109 DECL_FUNC_PTR(krb5_get_init_creds_opt_set_forwardable);
110 DECL_FUNC_PTR(krb5_get_init_creds_opt_set_proxiable);
111 DECL_FUNC_PTR(krb5_get_init_creds_opt_set_address_list);
112 DECL_FUNC_PTR(krb5_get_init_creds_password);
113 DECL_FUNC_PTR(krb5_build_principal_ext);
114 DECL_FUNC_PTR(krb5_cc_get_name);
115 DECL_FUNC_PTR(krb5_cc_resolve);
116 DECL_FUNC_PTR(krb5_cc_default);
117 DECL_FUNC_PTR(krb5_cc_default_name);
118 DECL_FUNC_PTR(krb5_cc_set_default_name);
119 DECL_FUNC_PTR(krb5_cc_initialize);
120 DECL_FUNC_PTR(krb5_cc_destroy);
121 DECL_FUNC_PTR(krb5_cc_close);
122 DECL_FUNC_PTR(krb5_cc_store_cred);
123 DECL_FUNC_PTR(krb5_cc_copy_creds);
124 DECL_FUNC_PTR(krb5_cc_retrieve_cred);
125 DECL_FUNC_PTR(krb5_cc_get_principal);
126 DECL_FUNC_PTR(krb5_cc_start_seq_get);
127 DECL_FUNC_PTR(krb5_cc_next_cred);
128 DECL_FUNC_PTR(krb5_cc_end_seq_get);
129 DECL_FUNC_PTR(krb5_cc_remove_cred);
130 DECL_FUNC_PTR(krb5_cc_set_flags);
131 DECL_FUNC_PTR(krb5_cc_get_type);
132 DECL_FUNC_PTR(krb5_free_context);
133 DECL_FUNC_PTR(krb5_free_cred_contents);
134 DECL_FUNC_PTR(krb5_free_principal);
135 DECL_FUNC_PTR(krb5_get_in_tkt_with_password);
136 DECL_FUNC_PTR(krb5_init_context);
137 DECL_FUNC_PTR(krb5_parse_name);
138 DECL_FUNC_PTR(krb5_timeofday);
139 DECL_FUNC_PTR(krb5_timestamp_to_sfstring);
140 DECL_FUNC_PTR(krb5_unparse_name);
141 DECL_FUNC_PTR(krb5_get_credentials);
142 DECL_FUNC_PTR(krb5_mk_req);
143 DECL_FUNC_PTR(krb5_sname_to_principal);
144 DECL_FUNC_PTR(krb5_get_credentials_renew);
145 DECL_FUNC_PTR(krb5_free_data);
146 DECL_FUNC_PTR(krb5_free_data_contents);
147 DECL_FUNC_PTR(krb5_free_unparsed_name);
148 DECL_FUNC_PTR(krb5_os_localaddr);
149 DECL_FUNC_PTR(krb5_copy_keyblock_contents);
150 DECL_FUNC_PTR(krb5_copy_data);
151 DECL_FUNC_PTR(krb5_free_creds);
152 DECL_FUNC_PTR(krb5_build_principal);
153 DECL_FUNC_PTR(krb5_get_renewed_creds);
154 DECL_FUNC_PTR(krb5_get_default_config_files);
155 DECL_FUNC_PTR(krb5_free_config_files);
156 DECL_FUNC_PTR(krb5_get_default_realm);
157 DECL_FUNC_PTR(krb5_free_ticket);
158 DECL_FUNC_PTR(krb5_decode_ticket);
159 DECL_FUNC_PTR(krb5_get_host_realm);
160 DECL_FUNC_PTR(krb5_free_host_realm);
161 DECL_FUNC_PTR(krb5_free_addresses);
162 DECL_FUNC_PTR(krb5_c_random_make_octets);
165 DECL_FUNC_PTR(krb524_init_ets);
166 DECL_FUNC_PTR(krb524_convert_creds_kdc);
169 DECL_FUNC_PTR(krb_get_cred);
170 DECL_FUNC_PTR(tkt_string);
171 DECL_FUNC_PTR(krb_get_tf_realm);
172 DECL_FUNC_PTR(krb_mk_req);
175 DECL_FUNC_PTR(com_err);
176 DECL_FUNC_PTR(error_message);
179 DECL_FUNC_PTR(profile_init);
180 DECL_FUNC_PTR(profile_release);
181 DECL_FUNC_PTR(profile_get_subsection_names);
182 DECL_FUNC_PTR(profile_free_list);
183 DECL_FUNC_PTR(profile_get_string);
184 DECL_FUNC_PTR(profile_release_string);
187 DECL_FUNC_PTR(OpenSCManagerA);
188 DECL_FUNC_PTR(OpenServiceA);
189 DECL_FUNC_PTR(QueryServiceStatus);
190 DECL_FUNC_PTR(CloseServiceHandle);
192 DECL_FUNC_PTR(LsaNtStatusToWinError);
193 #endif /* USE_MS2MIT */
197 DECL_FUNC_PTR(LsaConnectUntrusted);
198 DECL_FUNC_PTR(LsaLookupAuthenticationPackage);
199 DECL_FUNC_PTR(LsaCallAuthenticationPackage);
200 DECL_FUNC_PTR(LsaFreeReturnBuffer);
201 DECL_FUNC_PTR(LsaGetLogonSessionData);
202 #endif /* USE_MS2MIT */
205 FUNC_INFO ccapi_fi[] = {
206 MAKE_FUNC_INFO(cc_initialize),
207 MAKE_FUNC_INFO(cc_shutdown),
208 MAKE_FUNC_INFO(cc_get_NC_info),
209 MAKE_FUNC_INFO(cc_free_NC_info),
213 FUNC_INFO leash_fi[] = {
214 MAKE_FUNC_INFO(Leash_get_default_lifetime),
215 MAKE_FUNC_INFO(Leash_get_default_renew_till),
216 MAKE_FUNC_INFO(Leash_get_default_forwardable),
217 MAKE_FUNC_INFO(Leash_get_default_noaddresses),
218 MAKE_FUNC_INFO(Leash_get_default_proxiable),
219 MAKE_FUNC_INFO(Leash_get_default_publicip),
220 MAKE_FUNC_INFO(Leash_get_default_use_krb4),
221 MAKE_FUNC_INFO(Leash_get_default_life_min),
222 MAKE_FUNC_INFO(Leash_get_default_life_max),
223 MAKE_FUNC_INFO(Leash_get_default_renew_min),
224 MAKE_FUNC_INFO(Leash_get_default_renew_max),
225 MAKE_FUNC_INFO(Leash_get_default_renewable),
229 FUNC_INFO k5_fi[] = {
230 MAKE_FUNC_INFO(krb5_change_password),
231 MAKE_FUNC_INFO(krb5_get_init_creds_opt_init),
232 MAKE_FUNC_INFO(krb5_get_init_creds_opt_set_tkt_life),
233 MAKE_FUNC_INFO(krb5_get_init_creds_opt_set_renew_life),
234 MAKE_FUNC_INFO(krb5_get_init_creds_opt_set_forwardable),
235 MAKE_FUNC_INFO(krb5_get_init_creds_opt_set_proxiable),
236 MAKE_FUNC_INFO(krb5_get_init_creds_opt_set_address_list),
237 MAKE_FUNC_INFO(krb5_get_init_creds_password),
238 MAKE_FUNC_INFO(krb5_build_principal_ext),
239 MAKE_FUNC_INFO(krb5_cc_get_name),
240 MAKE_FUNC_INFO(krb5_cc_resolve),
241 MAKE_FUNC_INFO(krb5_cc_default),
242 MAKE_FUNC_INFO(krb5_cc_default_name),
243 MAKE_FUNC_INFO(krb5_cc_set_default_name),
244 MAKE_FUNC_INFO(krb5_cc_initialize),
245 MAKE_FUNC_INFO(krb5_cc_destroy),
246 MAKE_FUNC_INFO(krb5_cc_close),
247 MAKE_FUNC_INFO(krb5_cc_copy_creds),
248 MAKE_FUNC_INFO(krb5_cc_store_cred),
249 MAKE_FUNC_INFO(krb5_cc_retrieve_cred),
250 MAKE_FUNC_INFO(krb5_cc_get_principal),
251 MAKE_FUNC_INFO(krb5_cc_start_seq_get),
252 MAKE_FUNC_INFO(krb5_cc_next_cred),
253 MAKE_FUNC_INFO(krb5_cc_end_seq_get),
254 MAKE_FUNC_INFO(krb5_cc_remove_cred),
255 MAKE_FUNC_INFO(krb5_cc_set_flags),
256 MAKE_FUNC_INFO(krb5_cc_get_type),
257 MAKE_FUNC_INFO(krb5_free_context),
258 MAKE_FUNC_INFO(krb5_free_cred_contents),
259 MAKE_FUNC_INFO(krb5_free_principal),
260 MAKE_FUNC_INFO(krb5_get_in_tkt_with_password),
261 MAKE_FUNC_INFO(krb5_init_context),
262 MAKE_FUNC_INFO(krb5_parse_name),
263 MAKE_FUNC_INFO(krb5_timeofday),
264 MAKE_FUNC_INFO(krb5_timestamp_to_sfstring),
265 MAKE_FUNC_INFO(krb5_unparse_name),
266 MAKE_FUNC_INFO(krb5_get_credentials),
267 MAKE_FUNC_INFO(krb5_mk_req),
268 MAKE_FUNC_INFO(krb5_sname_to_principal),
269 MAKE_FUNC_INFO(krb5_get_credentials_renew),
270 MAKE_FUNC_INFO(krb5_free_data),
271 MAKE_FUNC_INFO(krb5_free_data_contents),
272 MAKE_FUNC_INFO(krb5_free_unparsed_name),
273 MAKE_FUNC_INFO(krb5_os_localaddr),
274 MAKE_FUNC_INFO(krb5_copy_keyblock_contents),
275 MAKE_FUNC_INFO(krb5_copy_data),
276 MAKE_FUNC_INFO(krb5_free_creds),
277 MAKE_FUNC_INFO(krb5_build_principal),
278 MAKE_FUNC_INFO(krb5_get_renewed_creds),
279 MAKE_FUNC_INFO(krb5_free_addresses),
280 MAKE_FUNC_INFO(krb5_get_default_config_files),
281 MAKE_FUNC_INFO(krb5_free_config_files),
282 MAKE_FUNC_INFO(krb5_get_default_realm),
283 MAKE_FUNC_INFO(krb5_free_ticket),
284 MAKE_FUNC_INFO(krb5_decode_ticket),
285 MAKE_FUNC_INFO(krb5_get_host_realm),
286 MAKE_FUNC_INFO(krb5_free_host_realm),
287 MAKE_FUNC_INFO(krb5_free_addresses),
288 MAKE_FUNC_INFO(krb5_c_random_make_octets),
293 FUNC_INFO k4_fi[] = {
294 MAKE_FUNC_INFO(krb_get_cred),
295 MAKE_FUNC_INFO(krb_get_tf_realm),
296 MAKE_FUNC_INFO(krb_mk_req),
297 MAKE_FUNC_INFO(tkt_string),
302 FUNC_INFO k524_fi[] = {
303 MAKE_FUNC_INFO(krb524_init_ets),
304 MAKE_FUNC_INFO(krb524_convert_creds_kdc),
308 FUNC_INFO profile_fi[] = {
309 MAKE_FUNC_INFO(profile_init),
310 MAKE_FUNC_INFO(profile_release),
311 MAKE_FUNC_INFO(profile_get_subsection_names),
312 MAKE_FUNC_INFO(profile_free_list),
313 MAKE_FUNC_INFO(profile_get_string),
314 MAKE_FUNC_INFO(profile_release_string),
318 FUNC_INFO ce_fi[] = {
319 MAKE_FUNC_INFO(com_err),
320 MAKE_FUNC_INFO(error_message),
324 FUNC_INFO service_fi[] = {
325 MAKE_FUNC_INFO(OpenSCManagerA),
326 MAKE_FUNC_INFO(OpenServiceA),
327 MAKE_FUNC_INFO(QueryServiceStatus),
328 MAKE_FUNC_INFO(CloseServiceHandle),
330 MAKE_FUNC_INFO(LsaNtStatusToWinError),
331 #endif /* USE_MS2MIT */
336 FUNC_INFO lsa_fi[] = {
337 MAKE_FUNC_INFO(LsaConnectUntrusted),
338 MAKE_FUNC_INFO(LsaLookupAuthenticationPackage),
339 MAKE_FUNC_INFO(LsaCallAuthenticationPackage),
340 MAKE_FUNC_INFO(LsaFreeReturnBuffer),
341 MAKE_FUNC_INFO(LsaGetLogonSessionData),
344 #endif /* USE_MS2MIT */
346 /* Static Prototypes */
347 char *afs_realm_of_cell(krb5_context, struct afsconf_cell *);
348 static long get_cellconfig_callback(void *, struct sockaddr_in *, char *);
349 int KFW_AFS_get_cellconfig(char *, struct afsconf_cell *, char *);
350 static krb5_error_code KRB5_CALLCONV KRB5_prompter( krb5_context context,
351 void *data, const char *name, const char *banner, int num_prompts,
352 krb5_prompt prompts[]);
355 /* Static Declarations */
356 static int inited = 0;
357 static int mid_cnt = 0;
358 static struct textField * mid_tb = NULL;
359 static HINSTANCE hKrb5 = 0;
360 static HINSTANCE hKrb4 = 0;
361 static HINSTANCE hKrb524 = 0;
363 static HINSTANCE hSecur32 = 0;
364 #endif /* USE_MS2MIT */
365 static HINSTANCE hAdvApi32 = 0;
366 static HINSTANCE hComErr = 0;
367 static HINSTANCE hService = 0;
368 static HINSTANCE hProfile = 0;
369 static HINSTANCE hLeash = 0;
370 static HINSTANCE hCCAPI = 0;
371 static struct principal_ccache_data * princ_cc_data = NULL;
372 static struct cell_principal_map * cell_princ_map = NULL;
377 static int inited = 0;
380 char mutexName[MAX_PATH];
381 HANDLE hMutex = NULL;
383 sprintf(mutexName, "AFS KFW Init pid=%d", getpid());
385 hMutex = CreateMutex( NULL, TRUE, mutexName );
386 if ( GetLastError() == ERROR_ALREADY_EXISTS ) {
387 if ( WaitForSingleObject( hMutex, INFINITE ) != WAIT_OBJECT_0 ) {
393 LoadFuncs(KRB5_DLL, k5_fi, &hKrb5, 0, 1, 0, 0);
395 LoadFuncs(KRB4_DLL, k4_fi, &hKrb4, 0, 1, 0, 0);
396 #endif /* USE_KRB4 */
397 LoadFuncs(COMERR_DLL, ce_fi, &hComErr, 0, 0, 1, 0);
398 LoadFuncs(SERVICE_DLL, service_fi, &hService, 0, 1, 0, 0);
400 LoadFuncs(SECUR32_DLL, lsa_fi, &hSecur32, 0, 1, 1, 1);
401 #endif /* USE_MS2MIT */
402 LoadFuncs(KRB524_DLL, k524_fi, &hKrb524, 0, 1, 1, 1);
403 LoadFuncs(PROFILE_DLL, profile_fi, &hProfile, 0, 1, 0, 0);
404 LoadFuncs(LEASH_DLL, leash_fi, &hLeash, 0, 1, 0, 0);
405 LoadFuncs(CCAPI_DLL, ccapi_fi, &hCCAPI, 0, 1, 0, 0);
407 if ( KFW_is_available() ) {
408 char rootcell[MAXCELLCHARS+1];
410 KFW_import_windows_lsa();
411 #endif /* USE_MS2MIT */
412 KFW_import_ccache_data();
413 KFW_AFS_renew_expiring_tokens();
415 /* WIN32 NOTE: no way to get max chars */
416 if (!cm_GetRootCellName(rootcell))
417 KFW_AFS_renew_token_for_cell(rootcell);
420 ReleaseMutex(hMutex);
433 FreeLibrary(hProfile);
435 FreeLibrary(hComErr);
437 FreeLibrary(hService);
440 FreeLibrary(hSecur32);
441 #endif /* USE_MS2MIT */
443 FreeLibrary(hKrb524);
450 static char OpenAFSConfigKeyName[] = "SOFTWARE\\OpenAFS\\Client";
459 code = RegOpenKeyEx(HKEY_CURRENT_USER, OpenAFSConfigKeyName,
460 0, KEY_QUERY_VALUE, &parmKey);
461 if (code == ERROR_SUCCESS) {
462 len = sizeof(use524);
463 code = RegQueryValueEx(parmKey, "Use524", NULL, NULL,
464 (BYTE *) &use524, &len);
465 RegCloseKey(parmKey);
467 if (code != ERROR_SUCCESS) {
468 code = RegOpenKeyEx(HKEY_LOCAL_MACHINE, OpenAFSConfigKeyName,
469 0, KEY_QUERY_VALUE, &parmKey);
470 if (code == ERROR_SUCCESS) {
471 len = sizeof(use524);
472 code = RegQueryValueEx(parmKey, "Use524", NULL, NULL,
473 (BYTE *) &use524, &len);
474 RegCloseKey (parmKey);
481 KFW_is_available(void)
487 code = RegOpenKeyEx(HKEY_CURRENT_USER, OpenAFSConfigKeyName,
488 0, KEY_QUERY_VALUE, &parmKey);
489 if (code == ERROR_SUCCESS) {
490 len = sizeof(enableKFW);
491 code = RegQueryValueEx(parmKey, "EnableKFW", NULL, NULL,
492 (BYTE *) &enableKFW, &len);
493 RegCloseKey (parmKey);
496 if (code != ERROR_SUCCESS) {
497 code = RegOpenKeyEx(HKEY_LOCAL_MACHINE, OpenAFSConfigKeyName,
498 0, KEY_QUERY_VALUE, &parmKey);
499 if (code == ERROR_SUCCESS) {
500 len = sizeof(enableKFW);
501 code = RegQueryValueEx(parmKey, "EnableKFW", NULL, NULL,
502 (BYTE *) &enableKFW, &len);
503 RegCloseKey (parmKey);
511 if ( hKrb5 && hComErr && hService &&
514 #endif /* USE_MS2MIT */
516 hProfile && hLeash && hCCAPI )
522 KRB5_error(krb5_error_code rc, LPCSTR FailedFunctionName,
523 int FreeContextFlag, krb5_context * ctx,
528 int krb5Error = ((int)(rc & 255));
540 errText = perror_message(rc);
541 _snprintf(message, sizeof(message),
542 "%s\n(Kerberos error %ld)\n\n%s failed",
547 if ( IsDebuggerPresent() )
548 OutputDebugString(message);
550 MessageBox(NULL, message, "Kerberos Five", MB_OK | MB_ICONERROR |
553 if (FreeContextFlag == 1)
555 if (ctx && *ctx != NULL)
557 if (cache && *cache != NULL) {
558 pkrb5_cc_close(*ctx, *cache);
562 pkrb5_free_context(*ctx);
571 KFW_AFS_update_princ_ccache_data(krb5_context ctx, krb5_ccache cc, int lsa)
573 struct principal_ccache_data * next = princ_cc_data;
574 krb5_principal principal = 0;
576 const char * ccname = NULL;
577 krb5_error_code code = 0;
578 krb5_error_code cc_code = 0;
584 if (ctx == 0 || cc == 0)
587 code = pkrb5_cc_get_principal(ctx, cc, &principal);
590 code = pkrb5_unparse_name(ctx, principal, &pname);
591 if ( code ) goto cleanup;
593 ccname = pkrb5_cc_get_name(ctx, cc);
594 if (!ccname) goto cleanup;
596 // Search the existing list to see if we have a match
598 for ( ; next ; next = next->next ) {
599 if ( !strcmp(next->principal,pname) && !strcmp(next->ccache_name, ccname) )
604 // If not, match add a new node to the beginning of the list and assign init it
606 next = (struct principal_ccache_data *) malloc(sizeof(struct principal_ccache_data));
607 next->next = princ_cc_data;
608 princ_cc_data = next;
609 next->principal = _strdup(pname);
610 next->ccache_name = _strdup(ccname);
611 next->from_lsa = lsa;
613 next->expiration_time = 0;
617 flags = 0; // turn off OPENCLOSE mode
618 code = pkrb5_cc_set_flags(ctx, cc, flags);
619 if ( code ) goto cleanup;
621 code = pkrb5_timeofday(ctx, &now);
623 cc_code = pkrb5_cc_start_seq_get(ctx, cc, &cur);
625 while (!(cc_code = pkrb5_cc_next_cred(ctx, cc, &cur, &creds))) {
626 if ( creds.ticket_flags & TKT_FLG_INITIAL ) {
628 // we found the ticket we are looking for
629 // check validity of timestamp
630 // We add a 5 minutes fudge factor to compensate for potential
631 // clock skew errors between the KDC and client OS
633 valid = ((creds.times.starttime > 0) &&
634 now >= (creds.times.starttime - 300) &&
635 now < (creds.times.endtime + 300) &&
636 !(creds.ticket_flags & TKT_FLG_INVALID));
638 if ( next->from_lsa) {
640 next->expiration_time = creds.times.endtime;
642 } else if ( valid ) {
644 next->expiration_time = creds.times.endtime;
645 next->renew = (creds.times.renew_till > creds.times.endtime) &&
646 (creds.ticket_flags & TKT_FLG_RENEWABLE);
649 next->expiration_time = 0;
653 pkrb5_free_cred_contents(ctx, &creds);
654 cc_code = KRB5_CC_END;
657 pkrb5_free_cred_contents(ctx, &creds);
660 if (cc_code == KRB5_CC_END) {
661 code = pkrb5_cc_end_seq_get(ctx, cc, &cur);
662 if (code) goto cleanup;
666 flags = KRB5_TC_OPENCLOSE; //turn on OPENCLOSE
667 code = pkrb5_cc_set_flags(ctx, cc, flags);
670 pkrb5_free_unparsed_name(ctx,pname);
672 pkrb5_free_principal(ctx,principal);
676 KFW_AFS_find_ccache_for_principal(krb5_context ctx, char * principal, char **ccache, int valid_only)
678 struct principal_ccache_data * next = princ_cc_data;
679 char * response = NULL;
681 if ( !principal || !ccache )
685 if ( (!valid_only || !next->expired) && !strcmp(next->principal,principal) ) {
687 // we always want to prefer the MS Kerberos LSA cache or
688 // the cache afscreds created specifically for the principal
689 // if the current entry is either one, drop the previous find
690 if ( next->from_lsa || !strcmp(next->ccache_name,principal) )
693 response = _strdup(next->ccache_name);
694 // MS Kerberos LSA is our best option so use it and quit
695 if ( next->from_lsa )
709 KFW_AFS_delete_princ_ccache_data(krb5_context ctx, char * pname, char * ccname)
711 struct principal_ccache_data ** next = &princ_cc_data;
713 if ( !pname && !ccname )
717 if ( !strcmp((*next)->principal,pname) ||
718 !strcmp((*next)->ccache_name,ccname) ) {
720 free((*next)->principal);
721 free((*next)->ccache_name);
723 (*next) = (*next)->next;
730 KFW_AFS_update_cell_princ_map(krb5_context ctx, char * cell, char *pname, int active)
732 struct cell_principal_map * next = cell_princ_map;
734 // Search the existing list to see if we have a match
736 for ( ; next ; next = next->next ) {
737 if ( !strcmp(next->cell, cell) ) {
738 if ( !strcmp(next->principal,pname) ) {
739 next->active = active;
742 // OpenAFS currently has a restriction of one active token per cell
743 // Therefore, whenever we update the table with a new active cell we
744 // must mark all of the other principal to cell entries as inactive.
752 // If not, match add a new node to the beginning of the list and assign init it
754 next = (struct cell_principal_map *) malloc(sizeof(struct cell_principal_map));
755 next->next = cell_princ_map;
756 cell_princ_map = next;
757 next->principal = _strdup(pname);
758 next->cell = _strdup(cell);
759 next->active = active;
764 KFW_AFS_delete_cell_princ_maps(krb5_context ctx, char * pname, char * cell)
766 struct cell_principal_map ** next = &cell_princ_map;
768 if ( !pname && !cell )
772 if ( !strcmp((*next)->principal,pname) ||
773 !strcmp((*next)->cell,cell) ) {
775 free((*next)->principal);
778 (*next) = (*next)->next;
784 // Returns (if possible) a principal which has been known in
785 // the past to have been used to obtain tokens for the specified
787 // TODO: Attempt to return one which has not yet expired by checking
788 // the principal/ccache data
790 KFW_AFS_find_principals_for_cell(krb5_context ctx, char * cell, char **principals[], int active_only)
792 struct cell_principal_map * next_map = cell_princ_map;
793 const char * princ = NULL;
800 if ( (!active_only || next_map->active) && !strcmp(next_map->cell,cell) ) {
803 next_map = next_map->next;
806 if ( !principals || !count )
809 *principals = (char **) malloc(sizeof(char *) * count);
810 for ( next_map = cell_princ_map, i=0 ; next_map && i<count; next_map = next_map->next )
812 if ( (!active_only || next_map->active) && !strcmp(next_map->cell,cell) ) {
813 (*principals)[i++] = _strdup(next_map->principal);
820 KFW_AFS_find_cells_for_princ(krb5_context ctx, char * pname, char **cells[], int active_only)
823 struct cell_principal_map * next_map = cell_princ_map;
824 const char * princ = NULL;
830 if ( (!active_only || next_map->active) && !strcmp(next_map->principal,pname) ) {
833 next_map = next_map->next;
839 *cells = (char **) malloc(sizeof(char *) * count);
840 for ( next_map = cell_princ_map, i=0 ; next_map && i<count; next_map = next_map->next )
842 if ( (!active_only || next_map->active) && !strcmp(next_map->principal,pname) ) {
843 (*cells)[i++] = _strdup(next_map->cell);
849 /* Given a principal return an existing ccache or create one and return */
851 KFW_get_ccache(krb5_context alt_ctx, krb5_principal principal, krb5_ccache * cc)
856 krb5_error_code code;
858 if (!pkrb5_init_context)
864 code = pkrb5_init_context(&ctx);
865 if (code) goto cleanup;
869 code = pkrb5_unparse_name(ctx, principal, &pname);
870 if (code) goto cleanup;
872 if ( !KFW_AFS_find_ccache_for_principal(ctx,pname,&ccname,TRUE) &&
873 !KFW_AFS_find_ccache_for_principal(ctx,pname,&ccname,FALSE)) {
874 ccname = (char *)malloc(strlen(pname) + 5);
875 sprintf(ccname,"API:%s",pname);
877 code = pkrb5_cc_resolve(ctx, ccname, cc);
879 code = pkrb5_cc_default(ctx, cc);
880 if (code) goto cleanup;
887 pkrb5_free_unparsed_name(ctx,pname);
888 if (ctx && (ctx != alt_ctx))
889 pkrb5_free_context(ctx);
894 // Import Microsoft Credentials into a new MIT ccache
896 KFW_import_windows_lsa(void)
898 krb5_context ctx = 0;
900 krb5_principal princ = 0;
902 krb5_data * princ_realm;
903 krb5_error_code code;
904 char cell[128]="", realm[128]="";
907 if (!pkrb5_init_context)
911 if ( !MSLSA_IsKerberosLogon() )
915 code = pkrb5_init_context(&ctx);
916 if (code) goto cleanup;
918 code = pkrb5_cc_resolve(ctx, LSA_CCNAME, &cc);
919 if (code) goto cleanup;
921 KFW_AFS_update_princ_ccache_data(ctx, cc, TRUE);
923 code = pkrb5_cc_get_principal(ctx, cc, &princ);
924 if ( code ) goto cleanup;
926 code = pkrb5_unparse_name(ctx,princ,&pname);
927 if ( code ) goto cleanup;
929 princ_realm = krb5_princ_realm(ctx, princ);
930 for ( i=0; i<princ_realm->length; i++ ) {
931 realm[i] = princ_realm->data[i];
932 cell[i] = tolower(princ_realm->data[i]);
937 code = KFW_AFS_klog(ctx, cc, "afs", cell, realm, pLeash_get_default_lifetime(),NULL);
938 if ( IsDebuggerPresent() ) {
940 sprintf(message,"KFW_AFS_klog() returns: %d\n",code);
941 OutputDebugString(message);
943 if ( code ) goto cleanup;
945 KFW_AFS_update_cell_princ_map(ctx, cell, pname, TRUE);
949 pkrb5_free_unparsed_name(ctx,pname);
951 pkrb5_free_principal(ctx,princ);
953 pkrb5_cc_close(ctx,cc);
955 pkrb5_free_context(ctx);
957 #endif /* USE_MS2MIT */
959 // If there are existing MIT credentials, copy them to a new
960 // ccache named after the principal
962 // Enumerate all existing MIT ccaches and construct entries
963 // in the principal_ccache table
965 // Enumerate all existing AFS Tokens and construct entries
966 // in the cell_principal table
968 KFW_import_ccache_data(void)
970 krb5_context ctx = 0;
972 krb5_principal principal = 0;
974 krb5_error_code code;
975 krb5_error_code cc_code;
978 struct _infoNC ** pNCi = NULL;
981 if ( !pcc_initialize )
984 if ( IsDebuggerPresent() )
985 OutputDebugString("KFW_import_ccache_data()\n");
987 code = pcc_initialize(&cc_ctx, CC_API_VER_2, NULL, NULL);
988 if (code) goto cleanup;
990 code = pcc_get_NC_info(cc_ctx, &pNCi);
991 if (code) goto cleanup;
993 code = pkrb5_init_context(&ctx);
994 if (code) goto cleanup;
996 for ( i=0; pNCi[i]; i++ ) {
997 if ( pNCi[i]->vers != CC_CRED_V5 )
999 if ( IsDebuggerPresent() ) {
1000 OutputDebugString("Principal: ");
1001 OutputDebugString(pNCi[i]->principal);
1002 OutputDebugString(" in ccache ");
1003 OutputDebugString(pNCi[i]->name);
1004 OutputDebugString("\n");
1006 if ( strcmp(pNCi[i]->name,pNCi[i]->principal)
1007 && strcmp(pNCi[i]->name,LSA_CCNAME)
1010 for ( j=0; pNCi[j]; j++ ) {
1011 if (!strcmp(pNCi[j]->name,pNCi[i]->principal)) {
1017 code = pkrb5_cc_resolve(ctx, pNCi[i]->principal, &cc);
1018 if (code) goto loop_cleanup;
1021 krb5_ccache oldcc = 0;
1023 if ( IsDebuggerPresent() )
1024 OutputDebugString("copying ccache data to new ccache\n");
1026 code = pkrb5_parse_name(ctx, pNCi[i]->principal, &principal);
1027 if (code) goto loop_cleanup;
1028 code = pkrb5_cc_initialize(ctx, cc, principal);
1029 if (code) goto loop_cleanup;
1031 code = pkrb5_cc_resolve(ctx, pNCi[i]->name, &oldcc);
1032 if (code) goto loop_cleanup;
1033 code = pkrb5_cc_copy_creds(ctx,oldcc,cc);
1035 code = pkrb5_cc_close(ctx,cc);
1037 code = pkrb5_cc_close(ctx,oldcc);
1039 KRB5_error(code, "krb5_cc_copy_creds", 0, NULL, NULL);
1042 code = pkrb5_cc_close(ctx,oldcc);
1045 code = pkrb5_cc_resolve(ctx, pNCi[i]->name, &cc);
1046 if (code) goto loop_cleanup;
1049 flags = 0; // turn off OPENCLOSE mode
1050 code = pkrb5_cc_set_flags(ctx, cc, flags);
1051 if ( code ) goto cleanup;
1053 KFW_AFS_update_princ_ccache_data(ctx, cc, !strcmp(pNCi[i]->name,LSA_CCNAME));
1055 cc_code = pkrb5_cc_start_seq_get(ctx, cc, &cur);
1057 while (!(cc_code = pkrb5_cc_next_cred(ctx, cc, &cur, &creds))) {
1058 krb5_data * sname = krb5_princ_name(ctx, creds.server);
1059 krb5_data * cell = krb5_princ_component(ctx, creds.server, 1);
1060 krb5_data * realm = krb5_princ_realm(ctx, creds.server);
1061 if ( sname && cell && !strcmp("afs",sname->data) ) {
1062 struct ktc_principal aserver;
1063 struct ktc_principal aclient;
1064 struct ktc_token atoken;
1067 if ( IsDebuggerPresent() ) {
1068 OutputDebugString("Found AFS ticket: ");
1069 OutputDebugString(sname->data);
1071 OutputDebugString("/");
1072 OutputDebugString(cell->data);
1074 OutputDebugString("@");
1075 OutputDebugString(realm->data);
1076 OutputDebugString("\n");
1079 memset(&aserver, '\0', sizeof(aserver));
1080 strcpy(aserver.name, sname->data);
1081 strcpy(aserver.cell, cell->data);
1083 code = ktc_GetToken(&aserver, &atoken, sizeof(atoken), &aclient);
1085 // Found a token in AFS Client Server which matches
1086 char pname[128], *p, *q;
1087 for ( p=pname, q=aclient.name; *q; p++, q++)
1089 for ( *p++ = '@', q=aclient.cell; *q; p++, q++)
1093 if ( IsDebuggerPresent() ) {
1094 OutputDebugString("Found AFS token: ");
1095 OutputDebugString(pname);
1096 OutputDebugString("\n");
1099 if ( strcmp(pname,pNCi[i]->principal) )
1101 KFW_AFS_update_cell_princ_map(ctx, cell->data, pNCi[i]->principal, active);
1103 // Attempt to import it
1104 KFW_AFS_update_cell_princ_map(ctx, cell->data, pNCi[i]->principal, active);
1106 if ( IsDebuggerPresent() ) {
1107 OutputDebugString("Calling KFW_AFS_klog() to obtain token\n");
1110 code = KFW_AFS_klog(ctx, cc, "afs", cell->data, realm->data, pLeash_get_default_lifetime(),NULL);
1111 if ( IsDebuggerPresent() ) {
1113 sprintf(message,"KFW_AFS_klog() returns: %d\n",code);
1114 OutputDebugString(message);
1117 } else if ( IsDebuggerPresent() ) {
1118 OutputDebugString("Found ticket: ");
1119 OutputDebugString(sname->data);
1120 if ( cell && cell->data ) {
1121 OutputDebugString("/");
1122 OutputDebugString(cell->data);
1124 OutputDebugString("@");
1125 OutputDebugString(realm->data);
1126 OutputDebugString("\n");
1128 pkrb5_free_cred_contents(ctx, &creds);
1131 if (cc_code == KRB5_CC_END) {
1132 cc_code = pkrb5_cc_end_seq_get(ctx, cc, &cur);
1133 if (cc_code) goto loop_cleanup;
1137 flags = KRB5_TC_OPENCLOSE; //turn on OPENCLOSE
1138 code = pkrb5_cc_set_flags(ctx, cc, flags);
1140 pkrb5_cc_close(ctx,cc);
1144 pkrb5_free_principal(ctx,principal);
1151 pkrb5_free_context(ctx);
1153 pcc_free_NC_info(cc_ctx, &pNCi);
1155 pcc_shutdown(&cc_ctx);
1160 KFW_AFS_get_cred( char * username,
1167 krb5_context ctx = 0;
1170 char ** realmlist = 0;
1171 krb5_principal principal = 0;
1173 krb5_error_code code;
1174 char local_cell[MAXCELLCHARS+1];
1175 char **cells = NULL;
1177 struct afsconf_cell cellconfig;
1181 if (!pkrb5_init_context)
1184 if ( IsDebuggerPresent() ) {
1185 OutputDebugString("KFW_AFS_get_cred for token ");
1186 OutputDebugString(username);
1187 OutputDebugString(" in cell ");
1188 OutputDebugString(cell);
1189 OutputDebugString("\n");
1192 code = pkrb5_init_context(&ctx);
1193 if ( code ) goto cleanup;
1195 code = KFW_AFS_get_cellconfig( cell, (void*)&cellconfig, local_cell);
1196 if ( code ) goto cleanup;
1198 realm = strchr(username,'@');
1200 pname = strdup(username);
1201 realm = strchr(pname, '@');
1204 /* handle kerberos iv notation */
1205 while ( dot = strchr(pname,'.') ) {
1210 realm = afs_realm_of_cell(ctx, &cellconfig); // do not free
1211 pname = malloc(strlen(username) + strlen(realm) + 2);
1213 strcpy(pname, username);
1215 /* handle kerberos iv notation */
1216 while ( dot = strchr(pname,'.') ) {
1221 strcat(pname,realm);
1224 if ( IsDebuggerPresent() ) {
1225 OutputDebugString("Realm: ");
1226 OutputDebugString(realm);
1227 OutputDebugString("\n");
1230 code = pkrb5_parse_name(ctx, pname, &principal);
1231 if ( code ) goto cleanup;
1233 code = KFW_get_ccache(ctx, principal, &cc);
1234 if ( code ) goto cleanup;
1236 if ( lifetime == 0 )
1237 lifetime = pLeash_get_default_lifetime();
1239 if ( password && password[0] ) {
1240 code = KFW_kinit( ctx, cc, HWND_DESKTOP,
1244 pLeash_get_default_forwardable(),
1245 pLeash_get_default_proxiable(),
1246 pLeash_get_default_renewable() ? pLeash_get_default_renew_till() : 0,
1247 pLeash_get_default_noaddresses(),
1248 pLeash_get_default_publicip());
1249 if ( IsDebuggerPresent() ) {
1251 sprintf(message,"KFW_kinit() returns: %d\n",code);
1252 OutputDebugString(message);
1254 if ( code ) goto cleanup;
1256 KFW_AFS_update_princ_ccache_data(ctx, cc, FALSE);
1259 code = KFW_AFS_klog(ctx, cc, "afs", cell, realm, lifetime,smbname);
1260 if ( IsDebuggerPresent() ) {
1262 sprintf(message,"KFW_AFS_klog() returns: %d\n",code);
1263 OutputDebugString(message);
1265 if ( code ) goto cleanup;
1267 KFW_AFS_update_cell_princ_map(ctx, cell, pname, TRUE);
1269 // Attempt to obtain new tokens for other cells supported by the same
1271 cell_count = KFW_AFS_find_cells_for_princ(ctx, pname, &cells, TRUE);
1272 if ( cell_count > 1 ) {
1273 while ( cell_count-- ) {
1274 if ( strcmp(cells[cell_count],cell) ) {
1275 if ( IsDebuggerPresent() ) {
1277 sprintf(message,"found another cell for the same principal: %s\n",cell);
1278 OutputDebugString(message);
1280 code = KFW_AFS_get_cellconfig( cells[cell_count], (void*)&cellconfig, local_cell);
1281 if ( code ) continue;
1283 realm = afs_realm_of_cell(ctx, &cellconfig); // do not free
1284 if ( IsDebuggerPresent() ) {
1285 OutputDebugString("Realm: ");
1286 OutputDebugString(realm);
1287 OutputDebugString("\n");
1290 code = KFW_AFS_klog(ctx, cc, "afs", cells[cell_count], realm, lifetime,smbname);
1291 if ( IsDebuggerPresent() ) {
1293 sprintf(message,"KFW_AFS_klog() returns: %d\n",code);
1294 OutputDebugString(message);
1297 free(cells[cell_count]);
1300 } else if ( cell_count == 1 ) {
1309 pkrb5_cc_close(ctx, cc);
1311 if ( code && reasonP ) {
1312 *reasonP = (char *)perror_message(code);
1318 KFW_AFS_destroy_tickets_for_cell(char * cell)
1320 krb5_context ctx = 0;
1321 krb5_error_code code;
1323 char ** principals = NULL;
1325 if (!pkrb5_init_context)
1328 if ( IsDebuggerPresent() ) {
1329 OutputDebugString("KFW_AFS_destroy_ticets_for_cell: ");
1330 OutputDebugString(cell);
1331 OutputDebugString("\n");
1334 code = pkrb5_init_context(&ctx);
1337 count = KFW_AFS_find_principals_for_cell(ctx, cell, &principals, FALSE);
1339 krb5_principal princ = 0;
1343 int cell_count = KFW_AFS_find_cells_for_princ(ctx, principals[count], NULL, TRUE);
1344 if ( cell_count > 1 ) {
1345 // TODO - What we really should do here is verify whether or not any of the
1346 // other cells which use this principal to obtain its credentials actually
1347 // have valid tokens or not. If they are currently using these credentials
1348 // we will skip them. For the time being we assume that if there is an active
1349 // map in the table that they are actively being used.
1353 code = pkrb5_parse_name(ctx, principals[count], &princ);
1354 if (code) goto loop_cleanup;
1356 code = KFW_get_ccache(ctx, princ, &cc);
1357 if (code) goto loop_cleanup;
1359 code = pkrb5_cc_destroy(ctx, cc);
1364 pkrb5_cc_close(ctx, cc);
1368 pkrb5_free_principal(ctx, princ);
1372 KFW_AFS_update_cell_princ_map(ctx, cell, principals[count], FALSE);
1373 free(principals[count]);
1377 pkrb5_free_context(ctx);
1382 KFW_AFS_renew_expiring_tokens(void)
1384 krb5_error_code code = 0;
1385 krb5_context ctx = 0;
1388 struct principal_ccache_data * pcc_next = princ_cc_data;
1391 const char * realm = NULL;
1392 char local_cell[MAXCELLCHARS+1]="";
1393 struct afsconf_cell cellconfig;
1395 if (!pkrb5_init_context)
1398 if ( pcc_next == NULL ) // nothing to do
1401 if ( IsDebuggerPresent() ) {
1402 OutputDebugString("KFW_AFS_renew_expiring_tokens\n");
1405 code = pkrb5_init_context(&ctx);
1406 if (code) goto cleanup;
1408 code = pkrb5_timeofday(ctx, &now);
1409 if (code) goto cleanup;
1411 for ( ; pcc_next ; pcc_next = pcc_next->next ) {
1412 if ( pcc_next->expired )
1415 if ( now >= (pcc_next->expiration_time) ) {
1416 if ( !pcc_next->from_lsa ) {
1417 pcc_next->expired = 1;
1422 if ( pcc_next->renew && now >= (pcc_next->expiration_time - cminRENEW * csec1MINUTE) ) {
1423 code = pkrb5_cc_resolve(ctx, pcc_next->ccache_name, &cc);
1426 code = KFW_renew(ctx,cc);
1428 if ( code && pcc_next->from_lsa)
1430 #endif /* USE_MS2MIT */
1433 KFW_AFS_update_princ_ccache_data(ctx, cc, pcc_next->from_lsa);
1434 if (code) goto loop_cleanup;
1436 // Attempt to obtain new tokens for other cells supported by the same
1438 cell_count = KFW_AFS_find_cells_for_princ(ctx, pcc_next->principal, &cells, TRUE);
1439 if ( cell_count > 0 ) {
1440 while ( cell_count-- ) {
1441 if ( IsDebuggerPresent() ) {
1442 OutputDebugString("Cell: ");
1443 OutputDebugString(cells[cell_count]);
1444 OutputDebugString("\n");
1446 code = KFW_AFS_get_cellconfig( cells[cell_count], (void*)&cellconfig, local_cell);
1447 if ( code ) continue;
1448 realm = afs_realm_of_cell(ctx, &cellconfig); // do not free
1449 if ( IsDebuggerPresent() ) {
1450 OutputDebugString("Realm: ");
1451 OutputDebugString(realm);
1452 OutputDebugString("\n");
1454 code = KFW_AFS_klog(ctx, cc, "afs", cells[cell_count], (char *)realm, pLeash_get_default_lifetime(),NULL);
1455 if ( IsDebuggerPresent() ) {
1457 sprintf(message,"KFW_AFS_klog() returns: %d\n",code);
1458 OutputDebugString(message);
1460 free(cells[cell_count]);
1468 pkrb5_cc_close(ctx,cc);
1475 pkrb5_cc_close(ctx,cc);
1477 pkrb5_free_context(ctx);
1484 KFW_AFS_renew_token_for_cell(char * cell)
1486 krb5_error_code code = 0;
1487 krb5_context ctx = 0;
1489 char ** principals = NULL;
1491 if (!pkrb5_init_context)
1494 if ( IsDebuggerPresent() ) {
1495 OutputDebugString("KFW_AFS_renew_token_for_cell:");
1496 OutputDebugString(cell);
1497 OutputDebugString("\n");
1500 code = pkrb5_init_context(&ctx);
1501 if (code) goto cleanup;
1503 count = KFW_AFS_find_principals_for_cell(ctx, cell, &principals, TRUE);
1505 // We know we must have a credential somewhere since we are
1506 // trying to renew a token
1508 KFW_import_ccache_data();
1509 count = KFW_AFS_find_principals_for_cell(ctx, cell, &principals, TRUE);
1512 krb5_principal princ = 0;
1513 krb5_principal service = 0;
1515 krb5_creds mcreds, creds;
1516 #endif /* COMMENT */
1518 const char * realm = NULL;
1519 struct afsconf_cell cellconfig;
1520 char local_cell[MAXCELLCHARS+1];
1523 code = pkrb5_parse_name(ctx, principals[count], &princ);
1524 if (code) goto loop_cleanup;
1526 code = KFW_get_ccache(ctx, princ, &cc);
1527 if (code) goto loop_cleanup;
1529 code = KFW_AFS_get_cellconfig( cell, (void*)&cellconfig, local_cell);
1530 if ( code ) goto loop_cleanup;
1532 realm = afs_realm_of_cell(ctx, &cellconfig); // do not free
1533 if ( IsDebuggerPresent() ) {
1534 OutputDebugString("Realm: ");
1535 OutputDebugString(realm);
1536 OutputDebugString("\n");
1540 /* krb5_cc_remove_cred() is not implemented
1543 code = pkrb5_build_principal(ctx, &service, strlen(realm),
1544 realm, "afs", cell, NULL);
1546 memset(&mcreds, 0, sizeof(krb5_creds));
1547 mcreds.client = princ;
1548 mcreds.server = service;
1550 code = pkrb5_cc_retrieve_cred(ctx, cc, 0, &mcreds, &creds);
1552 if ( IsDebuggerPresent() ) {
1553 char * cname, *sname;
1554 pkrb5_unparse_name(ctx, creds.client, &cname);
1555 pkrb5_unparse_name(ctx, creds.server, &sname);
1556 OutputDebugString("Removing credential for client \"");
1557 OutputDebugString(cname);
1558 OutputDebugString("\" and service \"");
1559 OutputDebugString(sname);
1560 OutputDebugString("\"\n");
1561 pkrb5_free_unparsed_name(ctx,cname);
1562 pkrb5_free_unparsed_name(ctx,sname);
1565 code = pkrb5_cc_remove_cred(ctx, cc, 0, &creds);
1566 pkrb5_free_principal(ctx, creds.client);
1567 pkrb5_free_principal(ctx, creds.server);
1570 #endif /* COMMENT */
1572 code = KFW_AFS_klog(ctx, cc, "afs", cell, (char *)realm, pLeash_get_default_lifetime(),NULL);
1573 if ( IsDebuggerPresent() ) {
1575 sprintf(message,"KFW_AFS_klog() returns: %d\n",code);
1576 OutputDebugString(message);
1581 pkrb5_cc_close(ctx, cc);
1585 pkrb5_free_principal(ctx, princ);
1589 pkrb5_free_principal(ctx, service);
1593 KFW_AFS_update_cell_princ_map(ctx, cell, principals[count], code ? FALSE : TRUE);
1594 free(principals[count]);
1598 code = -1; // we did not renew the tokens
1601 pkrb5_free_context(ctx);
1602 return (code ? FALSE : TRUE);
1607 KFW_AFS_renew_tokens_for_all_cells(void)
1609 struct cell_principal_map * next = cell_princ_map;
1611 if ( IsDebuggerPresent() )
1612 OutputDebugString("KFW_AFS_renew_tokens_for_all()\n");
1617 for ( ; next ; next = next->next ) {
1619 KFW_AFS_renew_token_for_cell(next->cell);
1625 KFW_renew(krb5_context alt_ctx, krb5_ccache alt_cc)
1627 krb5_error_code code = 0;
1628 krb5_context ctx = 0;
1630 krb5_principal me = 0;
1631 krb5_principal server = 0;
1632 krb5_creds my_creds;
1633 krb5_data *realm = 0;
1635 if (!pkrb5_init_context)
1638 memset(&my_creds, 0, sizeof(krb5_creds));
1643 code = pkrb5_init_context(&ctx);
1644 if (code) goto cleanup;
1650 code = pkrb5_cc_default(ctx, &cc);
1651 if (code) goto cleanup;
1654 code = pkrb5_cc_get_principal(ctx, cc, &me);
1655 if (code) goto cleanup;
1657 realm = krb5_princ_realm(ctx, me);
1659 code = pkrb5_build_principal_ext(ctx, &server,
1660 realm->length,realm->data,
1661 KRB5_TGS_NAME_SIZE, KRB5_TGS_NAME,
1662 realm->length,realm->data,
1667 if ( IsDebuggerPresent() ) {
1668 char * cname, *sname;
1669 pkrb5_unparse_name(ctx, me, &cname);
1670 pkrb5_unparse_name(ctx, server, &sname);
1671 OutputDebugString("Renewing credential for client \"");
1672 OutputDebugString(cname);
1673 OutputDebugString("\" and service \"");
1674 OutputDebugString(sname);
1675 OutputDebugString("\"\n");
1676 pkrb5_free_unparsed_name(ctx,cname);
1677 pkrb5_free_unparsed_name(ctx,sname);
1680 my_creds.client = me;
1681 my_creds.server = server;
1683 code = pkrb5_get_renewed_creds(ctx, &my_creds, me, cc, NULL);
1685 if ( IsDebuggerPresent() ) {
1687 sprintf(message,"krb5_get_renewed_creds() failed: %d\n",code);
1688 OutputDebugString(message);
1693 code = pkrb5_cc_initialize(ctx, cc, me);
1695 if ( IsDebuggerPresent() ) {
1697 sprintf(message,"krb5_cc_initialize() failed: %d\n",code);
1698 OutputDebugString(message);
1703 code = pkrb5_cc_store_cred(ctx, cc, &my_creds);
1705 if ( IsDebuggerPresent() ) {
1707 sprintf(message,"krb5_cc_store_cred() failed: %d\n",code);
1708 OutputDebugString(message);
1714 if (my_creds.client == me)
1715 my_creds.client = 0;
1716 if (my_creds.server == server)
1717 my_creds.server = 0;
1718 pkrb5_free_cred_contents(ctx, &my_creds);
1720 pkrb5_free_principal(ctx, me);
1722 pkrb5_free_principal(ctx, server);
1723 if (cc && (cc != alt_cc))
1724 pkrb5_cc_close(ctx, cc);
1725 if (ctx && (ctx != alt_ctx))
1726 pkrb5_free_context(ctx);
1731 KFW_kinit( krb5_context alt_ctx,
1734 char *principal_name,
1736 krb5_deltat lifetime,
1739 krb5_deltat renew_life,
1744 krb5_error_code code = 0;
1745 krb5_context ctx = 0;
1747 krb5_principal me = 0;
1749 krb5_creds my_creds;
1750 krb5_get_init_creds_opt options;
1751 krb5_address ** addrs = NULL;
1752 int i = 0, addr_count = 0;
1754 if (!pkrb5_init_context)
1757 pkrb5_get_init_creds_opt_init(&options);
1758 memset(&my_creds, 0, sizeof(my_creds));
1766 code = pkrb5_init_context(&ctx);
1767 if (code) goto cleanup;
1773 code = pkrb5_cc_default(ctx, &cc);
1774 if (code) goto cleanup;
1777 code = pkrb5_parse_name(ctx, principal_name, &me);
1781 code = pkrb5_unparse_name(ctx, me, &name);
1786 lifetime = pLeash_get_default_lifetime();
1794 pkrb5_get_init_creds_opt_set_tkt_life(&options, lifetime);
1795 pkrb5_get_init_creds_opt_set_forwardable(&options,
1796 forwardable ? 1 : 0);
1797 pkrb5_get_init_creds_opt_set_proxiable(&options,
1799 pkrb5_get_init_creds_opt_set_renew_life(&options,
1802 pkrb5_get_init_creds_opt_set_address_list(&options,NULL);
1806 // we are going to add the public IP address specified by the user
1807 // to the list provided by the operating system
1808 krb5_address ** local_addrs=NULL;
1811 pkrb5_os_localaddr(ctx, &local_addrs);
1812 while ( local_addrs[i++] );
1815 addrs = (krb5_address **) malloc((addr_count+1) * sizeof(krb5_address *));
1817 pkrb5_free_addresses(ctx, local_addrs);
1820 memset(addrs, 0, sizeof(krb5_address *) * (addr_count+1));
1822 while ( local_addrs[i] ) {
1823 addrs[i] = (krb5_address *)malloc(sizeof(krb5_address));
1824 if (addrs[i] == NULL) {
1825 pkrb5_free_addresses(ctx, local_addrs);
1829 addrs[i]->magic = local_addrs[i]->magic;
1830 addrs[i]->addrtype = local_addrs[i]->addrtype;
1831 addrs[i]->length = local_addrs[i]->length;
1832 addrs[i]->contents = (unsigned char *)malloc(addrs[i]->length);
1833 if (!addrs[i]->contents) {
1834 pkrb5_free_addresses(ctx, local_addrs);
1838 memcpy(addrs[i]->contents,local_addrs[i]->contents,
1839 local_addrs[i]->length); /* safe */
1842 pkrb5_free_addresses(ctx, local_addrs);
1844 addrs[i] = (krb5_address *)malloc(sizeof(krb5_address));
1845 if (addrs[i] == NULL)
1848 addrs[i]->magic = KV5M_ADDRESS;
1849 addrs[i]->addrtype = AF_INET;
1850 addrs[i]->length = 4;
1851 addrs[i]->contents = (unsigned char *)malloc(addrs[i]->length);
1852 if (!addrs[i]->contents)
1855 netIPAddr = htonl(publicIP);
1856 memcpy(addrs[i]->contents,&netIPAddr,4);
1858 pkrb5_get_init_creds_opt_set_address_list(&options,addrs);
1863 code = pkrb5_get_init_creds_password(ctx,
1866 password, // password
1867 KRB5_prompter, // prompter
1868 hParent, // prompter data
1875 code = pkrb5_cc_initialize(ctx, cc, me);
1879 code = pkrb5_cc_store_cred(ctx, cc, &my_creds);
1885 for ( i=0;i<addr_count;i++ ) {
1887 if ( addrs[i]->contents )
1888 free(addrs[i]->contents);
1893 if (my_creds.client == me)
1894 my_creds.client = 0;
1895 pkrb5_free_cred_contents(ctx, &my_creds);
1897 pkrb5_free_unparsed_name(ctx, name);
1899 pkrb5_free_principal(ctx, me);
1900 if (cc && (cc != alt_cc))
1901 pkrb5_cc_close(ctx, cc);
1902 if (ctx && (ctx != alt_ctx))
1903 pkrb5_free_context(ctx);
1909 KFW_kdestroy(krb5_context alt_ctx, krb5_ccache alt_cc)
1913 krb5_error_code code;
1915 if (!pkrb5_init_context)
1924 code = pkrb5_init_context(&ctx);
1925 if (code) goto cleanup;
1931 code = pkrb5_cc_default(ctx, &cc);
1932 if (code) goto cleanup;
1935 code = pkrb5_cc_destroy(ctx, cc);
1936 if ( !code ) cc = 0;
1939 if (cc && (cc != alt_cc))
1940 pkrb5_cc_close(ctx, cc);
1941 if (ctx && (ctx != alt_ctx))
1942 pkrb5_free_context(ctx);
1950 GetSecurityLogonSessionData(PSECURITY_LOGON_SESSION_DATA * ppSessionData)
1952 NTSTATUS Status = 0;
1954 TOKEN_STATISTICS Stats;
1960 *ppSessionData = NULL;
1962 Success = OpenProcessToken( GetCurrentProcess(), TOKEN_QUERY, &TokenHandle );
1966 Success = GetTokenInformation( TokenHandle, TokenStatistics, &Stats, sizeof(TOKEN_STATISTICS), &ReqLen );
1967 CloseHandle( TokenHandle );
1971 Status = pLsaGetLogonSessionData( &Stats.AuthenticationId, ppSessionData );
1972 if ( FAILED(Status) || !ppSessionData )
1979 // MSLSA_IsKerberosLogon() does not validate whether or not there are valid tickets in the
1980 // cache. It validates whether or not it is reasonable to assume that if we
1981 // attempted to retrieve valid tickets we could do so. Microsoft does not
1982 // automatically renew expired tickets. Therefore, the cache could contain
1983 // expired or invalid tickets. Microsoft also caches the user's password
1984 // and will use it to retrieve new TGTs if the cache is empty and tickets
1988 MSLSA_IsKerberosLogon(VOID)
1990 PSECURITY_LOGON_SESSION_DATA pSessionData = NULL;
1991 BOOL Success = FALSE;
1993 if ( GetSecurityLogonSessionData(&pSessionData) ) {
1994 if ( pSessionData->AuthenticationPackage.Buffer ) {
2000 usBuffer = (pSessionData->AuthenticationPackage).Buffer;
2001 usLength = (pSessionData->AuthenticationPackage).Length;
2004 lstrcpynW (buffer, usBuffer, usLength);
2005 lstrcatW (buffer,L"");
2006 if ( !lstrcmpW(L"Kerberos",buffer) )
2010 pLsaFreeReturnBuffer(pSessionData);
2014 #endif /* USE_MS2MIT */
2016 static BOOL CALLBACK
2017 MultiInputDialogProc( HWND hDialog, UINT message, WPARAM wParam, LPARAM lParam)
2021 switch ( message ) {
2023 if ( GetDlgCtrlID((HWND) wParam) != ID_MID_TEXT )
2025 SetFocus(GetDlgItem( hDialog, ID_MID_TEXT));
2028 for ( i=0; i < mid_cnt ; i++ ) {
2029 if (mid_tb[i].echo == 0)
2030 SendDlgItemMessage(hDialog, ID_MID_TEXT+i, EM_SETPASSWORDCHAR, 32, 0);
2031 else if (mid_tb[i].echo == 2)
2032 SendDlgItemMessage(hDialog, ID_MID_TEXT+i, EM_SETPASSWORDCHAR, '*', 0);
2037 switch ( LOWORD(wParam) ) {
2039 for ( i=0; i < mid_cnt ; i++ ) {
2040 if ( !GetDlgItemText(hDialog, ID_MID_TEXT+i, mid_tb[i].buf, mid_tb[i].len) )
2041 *mid_tb[i].buf = '\0';
2045 EndDialog(hDialog, LOWORD(wParam));
2053 lpwAlign( LPWORD lpIn )
2061 return (LPWORD) ul;;
2065 * dialog widths are measured in 1/4 character widths
2066 * dialog height are measured in 1/8 character heights
2070 MultiInputDialog( HINSTANCE hinst, HWND hwndOwner,
2071 char * ptext[], int numlines, int width,
2072 int tb_cnt, struct textField * tb)
2076 LPDLGITEMTEMPLATE lpdit;
2082 hgbl = GlobalAlloc(GMEM_ZEROINIT, 4096);
2089 lpdt = (LPDLGTEMPLATE)GlobalLock(hgbl);
2091 // Define a dialog box.
2093 lpdt->style = WS_POPUP | WS_BORDER | WS_SYSMENU
2094 | DS_MODALFRAME | WS_CAPTION | DS_CENTER
2095 | DS_SETFOREGROUND | DS_3DLOOK
2096 | DS_SETFONT | DS_FIXEDSYS | DS_NOFAILCREATE;
2097 lpdt->cdit = numlines + (2 * tb_cnt) + 2; // number of controls
2100 lpdt->cx = 20 + width * 4;
2101 lpdt->cy = 20 + (numlines + tb_cnt + 4) * 14;
2103 lpw = (LPWORD) (lpdt + 1);
2104 *lpw++ = 0; // no menu
2105 *lpw++ = 0; // predefined dialog box class (by default)
2107 lpwsz = (LPWSTR) lpw;
2108 nchar = MultiByteToWideChar (CP_ACP, 0, "", -1, lpwsz, 128);
2110 *lpw++ = 8; // font size (points)
2111 lpwsz = (LPWSTR) lpw;
2112 nchar = MultiByteToWideChar (CP_ACP, 0, "MS Shell Dlg",
2116 //-----------------------
2117 // Define an OK button.
2118 //-----------------------
2119 lpw = lpwAlign (lpw); // align DLGITEMTEMPLATE on DWORD boundary
2120 lpdit = (LPDLGITEMTEMPLATE) lpw;
2121 lpdit->style = WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON | WS_TABSTOP | WS_BORDER;
2122 lpdit->dwExtendedStyle = 0;
2123 lpdit->x = (lpdt->cx - 14)/4 - 20;
2124 lpdit->y = 10 + (numlines + tb_cnt + 2) * 14;
2127 lpdit->id = IDOK; // OK button identifier
2129 lpw = (LPWORD) (lpdit + 1);
2131 *lpw++ = 0x0080; // button class
2133 lpwsz = (LPWSTR) lpw;
2134 nchar = MultiByteToWideChar (CP_ACP, 0, "OK", -1, lpwsz, 50);
2136 *lpw++ = 0; // no creation data
2138 //-----------------------
2139 // Define an Cancel button.
2140 //-----------------------
2141 lpw = lpwAlign (lpw); // align DLGITEMTEMPLATE on DWORD boundary
2142 lpdit = (LPDLGITEMTEMPLATE) lpw;
2143 lpdit->style = WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON | WS_TABSTOP | WS_BORDER;
2144 lpdit->dwExtendedStyle = 0;
2145 lpdit->x = (lpdt->cx - 14)*3/4 - 20;
2146 lpdit->y = 10 + (numlines + tb_cnt + 2) * 14;
2149 lpdit->id = IDCANCEL; // CANCEL button identifier
2151 lpw = (LPWORD) (lpdit + 1);
2153 *lpw++ = 0x0080; // button class
2155 lpwsz = (LPWSTR) lpw;
2156 nchar = MultiByteToWideChar (CP_ACP, 0, "Cancel", -1, lpwsz, 50);
2158 *lpw++ = 0; // no creation data
2160 /* Add controls for preface data */
2161 for ( i=0; i<numlines; i++) {
2162 /*-----------------------
2163 * Define a static text control.
2164 *-----------------------*/
2165 lpw = lpwAlign (lpw); /* align DLGITEMTEMPLATE on DWORD boundary */
2166 lpdit = (LPDLGITEMTEMPLATE) lpw;
2167 lpdit->style = WS_CHILD | WS_VISIBLE | SS_LEFT;
2168 lpdit->dwExtendedStyle = 0;
2170 lpdit->y = 10 + i * 14;
2171 lpdit->cx = strlen(ptext[i]) * 4 + 10;
2173 lpdit->id = ID_TEXT + i; // text identifier
2175 lpw = (LPWORD) (lpdit + 1);
2177 *lpw++ = 0x0082; // static class
2179 lpwsz = (LPWSTR) lpw;
2180 nchar = MultiByteToWideChar (CP_ACP, 0, ptext[i],
2181 -1, lpwsz, 2*width);
2183 *lpw++ = 0; // no creation data
2186 for ( i=0, pwid = 0; i<tb_cnt; i++) {
2187 if ( pwid < strlen(tb[i].label) )
2188 pwid = strlen(tb[i].label);
2191 for ( i=0; i<tb_cnt; i++) {
2193 /*-----------------------
2194 * Define a static text control.
2195 *-----------------------*/
2196 lpw = lpwAlign (lpw); /* align DLGITEMTEMPLATE on DWORD boundary */
2197 lpdit = (LPDLGITEMTEMPLATE) lpw;
2198 lpdit->style = WS_CHILD | WS_VISIBLE | SS_LEFT;
2199 lpdit->dwExtendedStyle = 0;
2201 lpdit->y = 10 + (numlines + i + 1) * 14;
2202 lpdit->cx = pwid * 4;
2204 lpdit->id = ID_TEXT + numlines + i; // text identifier
2206 lpw = (LPWORD) (lpdit + 1);
2208 *lpw++ = 0x0082; // static class
2210 lpwsz = (LPWSTR) lpw;
2211 nchar = MultiByteToWideChar (CP_ACP, 0, tb[i].label ? tb[i].label : "",
2214 *lpw++ = 0; // no creation data
2216 /*-----------------------
2217 * Define an edit control.
2218 *-----------------------*/
2219 lpw = lpwAlign (lpw); /* align DLGITEMTEMPLATE on DWORD boundary */
2220 lpdit = (LPDLGITEMTEMPLATE) lpw;
2221 lpdit->style = WS_CHILD | WS_VISIBLE | ES_LEFT | WS_TABSTOP | WS_BORDER | (tb[i].echo == 1 ? 0L : ES_PASSWORD);
2222 lpdit->dwExtendedStyle = 0;
2223 lpdit->x = 10 + (pwid + 1) * 4;
2224 lpdit->y = 10 + (numlines + i + 1) * 14;
2225 lpdit->cx = (width - (pwid + 1)) * 4;
2227 lpdit->id = ID_MID_TEXT + i; // identifier
2229 lpw = (LPWORD) (lpdit + 1);
2231 *lpw++ = 0x0081; // edit class
2233 lpwsz = (LPWSTR) lpw;
2234 nchar = MultiByteToWideChar (CP_ACP, 0, tb[i].def ? tb[i].def : "",
2237 *lpw++ = 0; // no creation data
2241 ret = DialogBoxIndirect(hinst, (LPDLGTEMPLATE) hgbl,
2242 hwndOwner, (DLGPROC) MultiInputDialogProc);
2246 case 0: /* Timeout */
2254 sprintf(buf,"DialogBoxIndirect() failed: %d",GetLastError());
2255 MessageBox(hwndOwner,
2258 MB_OK | MB_ICONINFORMATION | MB_TASKMODAL);
2265 multi_field_dialog(HWND hParent, char * preface, int n, struct textField tb[])
2267 HINSTANCE hInst = 0;
2271 char * plines[16], *p = preface ? preface : "";
2274 for ( i=0; i<16; i++ )
2277 while (*p && numlines < 16) {
2278 plines[numlines++] = p;
2279 for ( ;*p && *p != '\r' && *p != '\n'; p++ );
2280 if ( *p == '\r' && *(p+1) == '\n' ) {
2283 } else if ( *p == '\n' ) {
2286 if ( strlen(plines[numlines-1]) > maxwidth )
2287 maxwidth = strlen(plines[numlines-1]);
2290 for ( i=0;i<n;i++ ) {
2291 len = strlen(tb[i].label) + 1 + (tb[i].len > 40 ? 40 : tb[i].len);
2292 if ( maxwidth < len )
2296 return(MultiInputDialog(hInst, hParent, plines, numlines, maxwidth, n, tb));
2299 static krb5_error_code KRB5_CALLCONV
2300 KRB5_prompter( krb5_context context,
2305 krb5_prompt prompts[])
2307 krb5_error_code errcode = 0;
2309 struct textField * tb = NULL;
2310 int len = 0, blen=0, nlen=0;
2311 HWND hParent = (HWND)data;
2314 nlen = strlen(name)+2;
2317 blen = strlen(banner)+2;
2319 tb = (struct textField *) malloc(sizeof(struct textField) * num_prompts);
2322 memset(tb,0,sizeof(struct textField) * num_prompts);
2323 for ( i=0; i < num_prompts; i++ ) {
2324 tb[i].buf = prompts[i].reply->data;
2325 tb[i].len = prompts[i].reply->length;
2326 tb[i].label = prompts[i].prompt;
2328 tb[i].echo = (prompts[i].hidden ? 2 : 1);
2331 ok = multi_field_dialog(hParent,(char *)banner,num_prompts,tb);
2333 for ( i=0; i < num_prompts; i++ )
2334 prompts[i].reply->length = strlen(prompts[i].reply->data);
2342 for (i = 0; i < num_prompts; i++) {
2343 memset(prompts[i].reply->data, 0, prompts[i].reply->length);
2350 KFW_AFS_wait_for_service_start(void)
2355 CurrentState = SERVICE_START_PENDING;
2356 memset(HostName, '\0', sizeof(HostName));
2357 gethostname(HostName, sizeof(HostName));
2359 while (CurrentState != SERVICE_RUNNING || CurrentState != SERVICE_STOPPED)
2361 if (GetServiceStatus(HostName, TRANSARCAFSDAEMON, &CurrentState) != NOERROR)
2363 if ( IsDebuggerPresent() ) {
2364 switch ( CurrentState ) {
2365 case SERVICE_STOPPED:
2366 OutputDebugString("SERVICE_STOPPED\n");
2368 case SERVICE_START_PENDING:
2369 OutputDebugString("SERVICE_START_PENDING\n");
2371 case SERVICE_STOP_PENDING:
2372 OutputDebugString("SERVICE_STOP_PENDING\n");
2374 case SERVICE_RUNNING:
2375 OutputDebugString("SERVICE_RUNNING\n");
2377 case SERVICE_CONTINUE_PENDING:
2378 OutputDebugString("SERVICE_CONTINUE_PENDING\n");
2380 case SERVICE_PAUSE_PENDING:
2381 OutputDebugString("SERVICE_PAUSE_PENDING\n");
2383 case SERVICE_PAUSED:
2384 OutputDebugString("SERVICE_PAUSED\n");
2387 OutputDebugString("UNKNOWN Service State\n");
2390 if (CurrentState == SERVICE_STOPPED)
2392 if (CurrentState == SERVICE_RUNNING)
2408 memset(HostName, '\0', sizeof(HostName));
2409 gethostname(HostName, sizeof(HostName));
2410 if (GetServiceStatus(HostName, TRANSARCAFSDAEMON, &CurrentState) != NOERROR)
2412 if (CurrentState != SERVICE_RUNNING)
2415 rc = ktc_ForgetAllTokens();
2421 #define ALLOW_REGISTER 1
2423 ViceIDToUsername(char *username,
2424 char *realm_of_user,
2425 char *realm_of_cell,
2427 struct ktc_principal *aclient,
2428 struct ktc_principal *aserver,
2429 struct ktc_token *atoken)
2431 static char lastcell[MAXCELLCHARS+1] = { 0 };
2432 static char confname[512] = { 0 };
2433 char username_copy[BUFSIZ];
2434 long viceId; /* AFS uid of user */
2436 #ifdef ALLOW_REGISTER
2438 #endif /* ALLOW_REGISTER */
2440 if (confname[0] == '\0') {
2441 strncpy(confname, AFSDIR_CLIENT_ETC_DIRPATH, sizeof(confname));
2442 confname[sizeof(confname) - 2] = '\0';
2446 * Talk about DUMB! It turns out that there is a bug in
2447 * pr_Initialize -- even if you give a different cell name
2448 * to it, it still uses a connection to a previous AFS server
2449 * if one exists. The way to fix this is to change the
2450 * _filename_ argument to pr_Initialize - that forces it to
2451 * re-initialize the connection. We do this by adding and
2452 * removing a "/" on the end of the configuration directory name.
2455 if (lastcell[0] != '\0' && (strcmp(lastcell, aserver->cell) != 0)) {
2456 int i = strlen(confname);
2457 if (confname[i - 1] == '/') {
2458 confname[i - 1] = '\0';
2461 confname[i + 1] = '\0';
2465 strcpy(lastcell, aserver->cell);
2467 if (!pr_Initialize (0, confname, aserver->cell))
2468 status = pr_SNameToId (username, &viceId);
2471 * This is a crock, but it is Transarc's crock, so
2472 * we have to play along in order to get the
2473 * functionality. The way the afs id is stored is
2474 * as a string in the username field of the token.
2475 * Contrary to what you may think by looking at
2476 * the code for tokens, this hack (AFS ID %d) will
2477 * not work if you change %d to something else.
2481 * This code is taken from cklog -- it lets people
2482 * automatically register with the ptserver in foreign cells
2485 #ifdef ALLOW_REGISTER
2487 if (viceId != ANONYMOUSID) {
2488 #else /* ALLOW_REGISTER */
2489 if ((status == 0) && (viceId != ANONYMOUSID))
2490 #endif /* ALLOW_REGISTER */
2492 #ifdef AFS_ID_TO_NAME
2493 strncpy(username_copy, username, BUFSIZ);
2494 snprintf (username, BUFSIZ, "%s (AFS ID %d)", username_copy, (int) viceId);
2495 #endif /* AFS_ID_TO_NAME */
2497 #ifdef ALLOW_REGISTER
2498 } else if (strcmp(realm_of_user, realm_of_cell) != 0) {
2500 strncpy(aclient->name, username, MAXKTCNAMELEN - 1);
2501 strcpy(aclient->instance, "");
2502 strncpy(aclient->cell, realm_of_user, MAXKTCREALMLEN - 1);
2503 if (status = ktc_SetToken(aserver, atoken, aclient, 0))
2507 * In case you're wondering, we don't need to change the
2508 * filename here because we're still connecting to the
2509 * same cell -- we're just using a different authentication
2513 if (status = pr_Initialize(1L, confname, aserver->cell))
2515 if (status = pr_CreateUser(username, &id))
2517 #ifdef AFS_ID_TO_NAME
2518 strncpy(username_copy, username, BUFSIZ);
2519 snprintf (username, BUFSIZ, "%s (AFS ID %d)", username_copy, (int) viceId);
2520 #endif /* AFS_ID_TO_NAME */
2523 #endif /* ALLOW_REGISTER */
2530 krb5_context alt_ctx,
2542 struct ktc_principal aserver;
2543 struct ktc_principal aclient;
2544 char realm_of_user[REALM_SZ]; /* Kerberos realm of user */
2545 char realm_of_cell[REALM_SZ]; /* Kerberos realm of cell */
2546 char local_cell[MAXCELLCHARS+1];
2547 char Dmycell[MAXCELLCHARS+1];
2548 struct ktc_token atoken;
2549 struct ktc_token btoken;
2550 struct afsconf_cell ak_cellconfig; /* General information about the cell */
2551 char RealmName[128];
2553 char ServiceName[128];
2557 krb5_context ctx = 0;
2560 krb5_creds * k5creds = 0;
2561 krb5_error_code code;
2562 krb5_principal client_principal = 0;
2566 memset(HostName, '\0', sizeof(HostName));
2567 gethostname(HostName, sizeof(HostName));
2568 if (GetServiceStatus(HostName, TRANSARCAFSDAEMON, &CurrentState) != NOERROR) {
2569 if ( IsDebuggerPresent() )
2570 OutputDebugString("Unable to retrieve AFSD Service Status\n");
2573 if (CurrentState != SERVICE_RUNNING) {
2574 if ( IsDebuggerPresent() )
2575 OutputDebugString("AFSD Service NOT RUNNING\n");
2579 if (!pkrb5_init_context)
2582 memset(RealmName, '\0', sizeof(RealmName));
2583 memset(CellName, '\0', sizeof(CellName));
2584 memset(ServiceName, '\0', sizeof(ServiceName));
2585 memset(realm_of_user, '\0', sizeof(realm_of_user));
2586 memset(realm_of_cell, '\0', sizeof(realm_of_cell));
2587 if (cell && cell[0])
2588 strcpy(Dmycell, cell);
2590 memset(Dmycell, '\0', sizeof(Dmycell));
2592 // NULL or empty cell returns information on local cell
2593 if (rc = KFW_AFS_get_cellconfig(Dmycell, &ak_cellconfig, local_cell))
2595 // KFW_AFS_error(rc, "get_cellconfig()");
2602 code = pkrb5_init_context(&ctx);
2603 if (code) goto cleanup;
2609 code = pkrb5_cc_default(ctx, &cc);
2610 if (code) goto skip_krb5_init;
2613 memset((char *)&increds, 0, sizeof(increds));
2615 code = pkrb5_cc_get_principal(ctx, cc, &client_principal);
2617 if ( code == KRB5_CC_NOTFOUND && IsDebuggerPresent() )
2619 OutputDebugString("Principal Not Found for ccache\n");
2621 goto skip_krb5_init;
2624 if ( strchr(krb5_princ_component(ctx,client_principal,0),'.') != NULL )
2626 OutputDebugString("Illegal Principal name contains dot in first component\n");
2627 rc = KRB5KRB_ERR_GENERIC;
2631 i = krb5_princ_realm(ctx, client_principal)->length;
2634 strncpy(realm_of_user,krb5_princ_realm(ctx, client_principal)->data,i);
2635 realm_of_user[i] = 0;
2640 if ( !try_krb5 || !realm_of_user[0] ) {
2641 if ((rc = (*pkrb_get_tf_realm)((*ptkt_string)(), realm_of_user)) != KSUCCESS)
2650 strcpy(realm_of_cell, afs_realm_of_cell(ctx, &ak_cellconfig));
2652 if (strlen(service) == 0)
2653 strcpy(ServiceName, "afs");
2655 strcpy(ServiceName, service);
2657 if (strlen(cell) == 0)
2658 strcpy(CellName, local_cell);
2660 strcpy(CellName, cell);
2662 if (strlen(realm) == 0)
2663 strcpy(RealmName, realm_of_cell);
2665 strcpy(RealmName, realm);
2667 memset(&creds, '\0', sizeof(creds));
2672 /* First try service/cell@REALM */
2673 if (code = pkrb5_build_principal(ctx, &increds.server,
2683 increds.client = client_principal;
2684 increds.times.endtime = 0;
2685 /* Ask for DES since that is what V4 understands */
2686 increds.keyblock.enctype = ENCTYPE_DES_CBC_CRC;
2689 if ( IsDebuggerPresent() ) {
2690 char * cname, *sname;
2691 pkrb5_unparse_name(ctx, increds.client, &cname);
2692 pkrb5_unparse_name(ctx, increds.server, &sname);
2693 OutputDebugString("Getting tickets for \"");
2694 OutputDebugString(cname);
2695 OutputDebugString("\" and service \"");
2696 OutputDebugString(sname);
2697 OutputDebugString("\"\n");
2698 pkrb5_free_unparsed_name(ctx,cname);
2699 pkrb5_free_unparsed_name(ctx,sname);
2702 code = pkrb5_get_credentials(ctx, 0, cc, &increds, &k5creds);
2703 if (code == KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN ||
2704 code == KRB5KRB_ERR_GENERIC /* heimdal */ ||
2705 code == KRB5KRB_AP_ERR_MSG_TYPE) {
2706 /* Or service@REALM */
2707 pkrb5_free_principal(ctx,increds.server);
2709 code = pkrb5_build_principal(ctx, &increds.server,
2715 if ( IsDebuggerPresent() ) {
2716 char * cname, *sname;
2717 pkrb5_unparse_name(ctx, increds.client, &cname);
2718 pkrb5_unparse_name(ctx, increds.server, &sname);
2719 OutputDebugString("krb5_get_credentials() returned Service Principal Unknown\n");
2720 OutputDebugString("Trying again: getting tickets for \"");
2721 OutputDebugString(cname);
2722 OutputDebugString("\" and service \"");
2723 OutputDebugString(sname);
2724 OutputDebugString("\"\n");
2725 pkrb5_free_unparsed_name(ctx,cname);
2726 pkrb5_free_unparsed_name(ctx,sname);
2730 code = pkrb5_get_credentials(ctx, 0, cc, &increds, &k5creds);
2733 if ((code == KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN ||
2734 code == KRB5KRB_ERR_GENERIC /* heimdal */ ||
2735 code == KRB5KRB_AP_ERR_MSG_TYPE) &&
2736 strcmp(RealmName, realm_of_cell)) {
2737 /* Or service/cell@REALM_OF_CELL */
2738 strcpy(RealmName, realm_of_cell);
2739 pkrb5_free_principal(ctx,increds.server);
2741 code = pkrb5_build_principal(ctx, &increds.server,
2748 if ( IsDebuggerPresent() ) {
2749 char * cname, *sname;
2750 pkrb5_unparse_name(ctx, increds.client, &cname);
2751 pkrb5_unparse_name(ctx, increds.server, &sname);
2752 OutputDebugString("krb5_get_credentials() returned Service Principal Unknown\n");
2753 OutputDebugString("Trying again: getting tickets for \"");
2754 OutputDebugString(cname);
2755 OutputDebugString("\" and service \"");
2756 OutputDebugString(sname);
2757 OutputDebugString("\"\n");
2758 pkrb5_free_unparsed_name(ctx,cname);
2759 pkrb5_free_unparsed_name(ctx,sname);
2763 code = pkrb5_get_credentials(ctx, 0, cc, &increds, &k5creds);
2766 if (code == KRB5KDC_ERR_S_PRINCIPAL_UNKNOWN ||
2767 code == KRB5KRB_ERR_GENERIC /* heimdal */ ||
2768 code == KRB5KRB_AP_ERR_MSG_TYPE) {
2769 /* Or service@REALM_OF_CELL */
2770 pkrb5_free_principal(ctx,increds.server);
2772 code = pkrb5_build_principal(ctx, &increds.server,
2778 if ( IsDebuggerPresent() ) {
2779 char * cname, *sname;
2780 pkrb5_unparse_name(ctx, increds.client, &cname);
2781 pkrb5_unparse_name(ctx, increds.server, &sname);
2782 OutputDebugString("krb5_get_credentials() returned Service Principal Unknown\n");
2783 OutputDebugString("Trying again: getting tickets for \"");
2784 OutputDebugString(cname);
2785 OutputDebugString("\" and service \"");
2786 OutputDebugString(sname);
2787 OutputDebugString("\"\n");
2788 pkrb5_free_unparsed_name(ctx,cname);
2789 pkrb5_free_unparsed_name(ctx,sname);
2793 code = pkrb5_get_credentials(ctx, 0, cc, &increds, &k5creds);
2798 if ( IsDebuggerPresent() ) {
2800 sprintf(message,"krb5_get_credentials returns: %d\n",code);
2801 OutputDebugString(message);
2807 /* This code inserts the entire K5 ticket into the token
2808 * No need to perform a krb524 translation which is
2809 * commented out in the code below
2811 if (KFW_use_krb524() ||
2812 k5creds->ticket.length > MAXKTCTICKETLEN)
2815 memset(&aserver, '\0', sizeof(aserver));
2816 strncpy(aserver.name, ServiceName, MAXKTCNAMELEN - 1);
2817 strncpy(aserver.cell, CellName, MAXKTCREALMLEN - 1);
2819 memset(&atoken, '\0', sizeof(atoken));
2820 atoken.kvno = RXKAD_TKT_TYPE_KERBEROS_V5;
2821 atoken.startTime = k5creds->times.starttime;
2822 atoken.endTime = k5creds->times.endtime;
2823 memcpy(&atoken.sessionKey, k5creds->keyblock.contents, k5creds->keyblock.length);
2824 atoken.ticketLen = k5creds->ticket.length;
2825 memcpy(atoken.ticket, k5creds->ticket.data, atoken.ticketLen);
2828 rc = ktc_GetToken(&aserver, &btoken, sizeof(btoken), &aclient);
2829 if (rc != 0 && rc != KTC_NOENT && rc != KTC_NOCELL) {
2830 if ( rc == KTC_NOCM && retry < 20 ) {
2833 goto retry_gettoken5;
2838 if (atoken.kvno == btoken.kvno &&
2839 atoken.ticketLen == btoken.ticketLen &&
2840 !memcmp(&atoken.sessionKey, &btoken.sessionKey, sizeof(atoken.sessionKey)) &&
2841 !memcmp(atoken.ticket, btoken.ticket, atoken.ticketLen))
2843 /* Success - Nothing to do */
2847 // * Reset the "aclient" structure before we call ktc_SetToken.
2848 // * This structure was first set by the ktc_GetToken call when
2849 // * we were comparing whether identical tokens already existed.
2851 len = min(k5creds->client->data[0].length,MAXKTCNAMELEN - 1);
2852 strncpy(aclient.name, k5creds->client->data[0].data, len);
2853 aclient.name[len] = '\0';
2855 if ( k5creds->client->length > 1 ) {
2857 strcat(aclient.name, ".");
2858 p = aclient.name + strlen(aclient.name);
2859 len = min(k5creds->client->data[1].length,MAXKTCNAMELEN - strlen(aclient.name) - 1);
2860 strncpy(p, k5creds->client->data[1].data, len);
2863 aclient.instance[0] = '\0';
2865 strcpy(aclient.cell, realm_of_cell);
2867 len = min(k5creds->client->realm.length,strlen(realm_of_cell));
2868 if ( strncmp(realm_of_cell, k5creds->client->realm.data, len) ) {
2870 strcat(aclient.name, "@");
2871 p = aclient.name + strlen(aclient.name);
2872 len = min(k5creds->client->realm.length,MAXKTCNAMELEN - strlen(aclient.name) - 1);
2873 strncpy(p, k5creds->client->realm.data, len);
2877 ViceIDToUsername(aclient.name, realm_of_user, realm_of_cell, CellName,
2878 &aclient, &aserver, &atoken);
2881 strncpy(aclient.smbname, smbname, sizeof(aclient.smbname));
2882 aclient.smbname[sizeof(aclient.smbname)-1] = '\0';
2884 aclient.smbname[0] = '\0';
2887 rc = ktc_SetToken(&aserver, &atoken, &aclient, (aclient.smbname[0]?AFS_SETTOK_LOGON:0));
2889 goto cleanup; /* We have successfully inserted the token */
2892 /* Otherwise, the ticket could have been too large so try to
2893 * convert using the krb524d running with the KDC
2895 code = pkrb524_convert_creds_kdc(ctx, k5creds, &creds);
2896 pkrb5_free_creds(ctx, k5creds);
2898 if ( IsDebuggerPresent() ) {
2900 sprintf(message,"krb524_convert_creds_kdc returns: %d\n",code);
2901 OutputDebugString(message);
2909 code = (*pkrb_get_cred)(ServiceName, CellName, RealmName, &creds);
2910 if (code == NO_TKT_FIL) {
2911 // if the problem is that we have no krb4 tickets
2912 // do not attempt to continue
2915 if (code != KSUCCESS)
2916 code = (*pkrb_get_cred)(ServiceName, "", RealmName, &creds);
2918 if (code != KSUCCESS)
2920 if ((code = (*pkrb_mk_req)(&ticket, ServiceName, CellName, RealmName, 0)) == KSUCCESS)
2922 if ((code = (*pkrb_get_cred)(ServiceName, CellName, RealmName, &creds)) != KSUCCESS)
2927 else if ((code = (*pkrb_mk_req)(&ticket, ServiceName, "", RealmName, 0)) == KSUCCESS)
2929 if ((code = (*pkrb_get_cred)(ServiceName, "", RealmName, &creds)) != KSUCCESS)
2944 memset(&aserver, '\0', sizeof(aserver));
2945 strncpy(aserver.name, ServiceName, MAXKTCNAMELEN - 1);
2946 strncpy(aserver.cell, CellName, MAXKTCREALMLEN - 1);
2948 memset(&atoken, '\0', sizeof(atoken));
2949 atoken.kvno = creds.kvno;
2950 atoken.startTime = creds.issue_date;
2951 atoken.endTime = creds.issue_date + life_to_time(0,creds.lifetime);
2952 memcpy(&atoken.sessionKey, creds.session, 8);
2953 atoken.ticketLen = creds.ticket_st.length;
2954 memcpy(atoken.ticket, creds.ticket_st.dat, atoken.ticketLen);
2957 rc = ktc_GetToken(&aserver, &btoken, sizeof(btoken), &aclient);
2958 if (rc != 0 && rc != KTC_NOENT && rc != KTC_NOCELL) {
2959 if ( rc == KTC_NOCM && retry < 20 ) {
2962 goto retry_gettoken;
2964 KFW_AFS_error(rc, "ktc_GetToken()");
2969 if (atoken.kvno == btoken.kvno &&
2970 atoken.ticketLen == btoken.ticketLen &&
2971 !memcmp(&atoken.sessionKey, &btoken.sessionKey, sizeof(atoken.sessionKey)) &&
2972 !memcmp(atoken.ticket, btoken.ticket, atoken.ticketLen))
2977 // * Reset the "aclient" structure before we call ktc_SetToken.
2978 // * This structure was first set by the ktc_GetToken call when
2979 // * we were comparing whether identical tokens already existed.
2981 strncpy(aclient.name, creds.pname, MAXKTCNAMELEN - 1);
2984 strncat(aclient.name, ".", MAXKTCNAMELEN - 1);
2985 strncat(aclient.name, creds.pinst, MAXKTCNAMELEN - 1);
2987 strcpy(aclient.instance, "");
2989 if ( strcmp(realm_of_cell, creds.realm) )
2991 strncat(aclient.name, "@", MAXKTCNAMELEN - 1);
2992 strncpy(aclient.name, creds.realm, MAXKTCREALMLEN - 1);
2994 aclient.name[MAXKTCREALMLEN-1] = '\0';
2996 strcpy(aclient.cell, CellName);
2998 ViceIDToUsername(aclient.name, realm_of_user, realm_of_cell, CellName,
2999 &aclient, &aserver, &atoken);
3002 strncpy(aclient.smbname, smbname, sizeof(aclient.smbname));
3003 aclient.smbname[sizeof(aclient.smbname)-1] = '\0';
3005 aclient.smbname[0] = '\0';
3008 if (rc = ktc_SetToken(&aserver, &atoken, &aclient, (aclient.smbname[0]?AFS_SETTOK_LOGON:0)))
3010 KFW_AFS_error(rc, "ktc_SetToken()");
3016 if (client_principal)
3017 pkrb5_free_principal(ctx,client_principal);
3018 /* increds.client == client_principal */
3020 pkrb5_free_principal(ctx,increds.server);
3021 if (cc && (cc != alt_cc))
3022 pkrb5_cc_close(ctx, cc);
3023 if (ctx && (ctx != alt_ctx))
3024 pkrb5_free_context(ctx);
3026 return(rc? rc : code);
3029 /**************************************/
3030 /* afs_realm_of_cell(): */
3031 /**************************************/
3033 afs_realm_of_cell(krb5_context ctx, struct afsconf_cell *cellconfig)
3035 static char krbrlm[REALM_SZ+1]="";
3036 char ** realmlist=NULL;
3042 r = pkrb5_get_host_realm(ctx, cellconfig->hostName[0], &realmlist);
3043 if ( !r && realmlist && realmlist[0] ) {
3044 strcpy(krbrlm, realmlist[0]);
3045 pkrb5_free_host_realm(ctx, realmlist);
3051 char *t = cellconfig->name;
3056 if (islower(c)) c=toupper(c);
3064 /**************************************/
3065 /* KFW_AFS_get_cellconfig(): */
3066 /**************************************/
3068 KFW_AFS_get_cellconfig(char *cell, struct afsconf_cell *cellconfig, char *local_cell)
3071 char newcell[MAXCELLCHARS+1];
3073 local_cell[0] = (char)0;
3074 memset(cellconfig, 0, sizeof(*cellconfig));
3076 /* WIN32: cm_GetRootCellName(local_cell) - NOTE: no way to get max chars */
3077 if (rc = cm_GetRootCellName(local_cell))
3082 if (strlen(cell) == 0)
3083 strcpy(cell, local_cell);
3085 /* WIN32: cm_SearchCellFile(cell, pcallback, pdata) */
3086 strcpy(cellconfig->name, cell);
3088 rc = cm_SearchCellFile(cell, newcell, get_cellconfig_callback, (void*)cellconfig);
3089 #ifdef AFS_AFSDB_ENV
3092 rc = cm_SearchCellByDNS(cell, newcell, &ttl, get_cellconfig_callback, (void*)cellconfig);
3098 /**************************************/
3099 /* get_cellconfig_callback(): */
3100 /**************************************/
3102 get_cellconfig_callback(void *cellconfig, struct sockaddr_in *addrp, char *namep)
3104 struct afsconf_cell *cc = (struct afsconf_cell *)cellconfig;
3106 cc->hostAddr[cc->numServers] = *addrp;
3107 strcpy(cc->hostName[cc->numServers], namep);
3113 /**************************************/
3114 /* KFW_AFS_error(): */
3115 /**************************************/
3117 KFW_AFS_error(LONG rc, LPCSTR FailedFunctionName)
3120 const char *errText;
3122 // Using AFS defines as error messages for now, until Transarc
3123 // gets back to me with "string" translations of each of these
3125 if (rc == KTC_ERROR)
3126 errText = "KTC_ERROR";
3127 else if (rc == KTC_TOOBIG)
3128 errText = "KTC_TOOBIG";
3129 else if (rc == KTC_INVAL)
3130 errText = "KTC_INVAL";
3131 else if (rc == KTC_NOENT)
3132 errText = "KTC_NOENT";
3133 else if (rc == KTC_PIOCTLFAIL)
3134 errText = "KTC_PIOCTLFAIL";
3135 else if (rc == KTC_NOPIOCTL)
3136 errText = "KTC_NOPIOCTL";
3137 else if (rc == KTC_NOCELL)
3138 errText = "KTC_NOCELL";
3139 else if (rc == KTC_NOCM)
3140 errText = "KTC_NOCM: The service, Transarc AFS Daemon, most likely is not started!";
3142 errText = "Unknown error!";
3144 sprintf(message, "%s (0x%x)\n(%s failed)", errText, rc, FailedFunctionName);
3146 if ( IsDebuggerPresent() ) {
3147 OutputDebugString(message);
3148 OutputDebugString("\n");
3150 MessageBox(NULL, message, "AFS", MB_OK | MB_ICONERROR | MB_TASKMODAL | MB_SETFOREGROUND);
3156 LPSTR lpszMachineName,
3157 LPSTR lpszServiceName,
3158 DWORD *lpdwCurrentState)
3161 SC_HANDLE schSCManager = NULL;
3162 SC_HANDLE schService = NULL;
3163 DWORD fdwDesiredAccess = 0;
3164 SERVICE_STATUS ssServiceStatus = {0};
3167 *lpdwCurrentState = 0;
3169 fdwDesiredAccess = GENERIC_READ;
3171 schSCManager = OpenSCManager(lpszMachineName,
3175 if(schSCManager == NULL)
3177 hr = GetLastError();
3181 schService = OpenService(schSCManager,
3185 if(schService == NULL)
3187 hr = GetLastError();
3191 fRet = QueryServiceStatus(schService,
3196 hr = GetLastError();
3200 *lpdwCurrentState = ssServiceStatus.dwCurrentState;
3204 CloseServiceHandle(schService);
3205 CloseServiceHandle(schSCManager);
3218 for (n = 0; fi[n].func_ptr_var; n++)
3219 *(fi[n].func_ptr_var) = 0;
3220 if (h) FreeLibrary(h);
3225 const char* dll_name,
3227 HINSTANCE* ph, // [out, optional] - DLL handle
3228 int* pindex, // [out, optional] - index of last func loaded (-1 if none)
3229 int cleanup, // cleanup function pointers and unload on error
3230 int go_on, // continue loading even if some functions cannot be loaded
3231 int silent // do not pop-up a system dialog if DLL cannot be loaded
3240 if (pindex) *pindex = -1;
3242 for (n = 0; fi[n].func_ptr_var; n++)
3243 *(fi[n].func_ptr_var) = 0;
3246 em = SetErrorMode(SEM_FAILCRITICALERRORS);
3247 h = LoadLibrary(dll_name);
3255 for (i = 0; (go_on || !error) && (i < n); i++)
3257 void* p = (void*)GetProcAddress(h, fi[i].func_name);
3263 *(fi[i].func_ptr_var) = p;
3266 if (pindex) *pindex = last_i;
3267 if (error && cleanup && !go_on) {
3268 for (i = 0; i < n; i++) {
3269 *(fi[i].func_ptr_var) = 0;
3275 if (error) return 0;
3279 BOOL KFW_probe_kdc(struct afsconf_cell * cellconfig)
3281 krb5_context ctx = 0;
3283 krb5_error_code code;
3285 const char * realm = 0;
3286 krb5_principal principal = 0;
3288 char password[PROBE_PASSWORD_LEN+1];
3289 BOOL serverReachable = 0;
3291 if (!pkrb5_init_context)
3294 code = pkrb5_init_context(&ctx);
3295 if (code) goto cleanup;
3298 realm = afs_realm_of_cell(ctx, cellconfig); // do not free
3300 code = pkrb5_build_principal(ctx, &principal, strlen(realm),
3301 realm, PROBE_USERNAME, NULL, NULL);
3302 if ( code ) goto cleanup;
3304 code = KFW_get_ccache(ctx, principal, &cc);
3305 if ( code ) goto cleanup;
3307 code = pkrb5_unparse_name(ctx, principal, &pname);
3308 if ( code ) goto cleanup;
3310 pwdata.data = password;
3311 pwdata.length = PROBE_PASSWORD_LEN;
3312 code = pkrb5_c_random_make_octets(ctx, &pwdata);
3315 for ( i=0 ; i<PROBE_PASSWORD_LEN ; i++ )
3318 password[PROBE_PASSWORD_LEN] = '\0';
3320 code = KFW_kinit(NULL, NULL, HWND_DESKTOP,
3330 case KRB5KDC_ERR_C_PRINCIPAL_UNKNOWN:
3331 case KRB5KDC_ERR_CLIENT_REVOKED:
3332 case KRB5KDC_ERR_CLIENT_NOTYET:
3333 case KRB5KDC_ERR_PREAUTH_FAILED:
3334 case KRB5KDC_ERR_PREAUTH_REQUIRED:
3335 case KRB5KDC_ERR_PADATA_TYPE_NOSUPP:
3336 serverReachable = TRUE;
3339 serverReachable = FALSE;
3344 pkrb5_free_unparsed_name(ctx,pname);
3346 pkrb5_free_principal(ctx,principal);
3348 pkrb5_cc_close(ctx,cc);
3350 pkrb5_free_context(ctx);
3352 return serverReachable;