Mercurial > hg > xemacs-beta
annotate modules/ldap/eldap.c @ 5159:cb303ff63e76
merge
| author | Ben Wing <ben@xemacs.org> |
|---|---|
| date | Fri, 19 Mar 2010 17:02:11 -0500 |
| parents | f965e31a35f0 |
| children | 308d34e9f07d |
| rev | line source |
|---|---|
| 428 | 1 /* LDAP client interface for XEmacs. |
| 2 Copyright (C) 1998 Free Software Foundation, Inc. | |
| 5125 | 3 Copyright (C) 2004, 2005, 2010 Ben Wing. |
| 2367 | 4 |
| 428 | 5 |
| 6 This file is part of XEmacs. | |
| 7 | |
| 8 XEmacs is free software; you can redistribute it and/or modify it | |
| 9 under the terms of the GNU General Public License as published by the | |
| 10 Free Software Foundation; either version 2, or (at your option) any | |
| 11 later version. | |
| 12 | |
| 13 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 19 along with XEmacs; see the file COPYING. If not, write to | |
| 20 the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 21 Boston, MA 02111-1307, USA. */ | |
| 22 | |
| 23 /* Synched up with: Not in FSF. */ | |
| 24 | |
| 996 | 25 /* Author: Oscar Figueiredo with lots of support from Hrvoje Niksic */ |
| 428 | 26 |
| 27 /* This file provides lisp primitives for access to an LDAP library | |
| 28 conforming to the API defined in RFC 1823. | |
| 29 It has been tested with: | |
| 30 - UMich LDAP 3.3 (http://www.umich.edu/~dirsvcs/ldap/) | |
| 996 | 31 - OpenLDAP 1.2 (http://www.openldap.org/) |
| 32 - Netscape's LDAP SDK (http://developer.netscape.com/) */ | |
| 33 | |
| 428 | 34 |
| 996 | 35 #include <config.h> |
| 36 #include "lisp.h" | |
| 37 #include "opaque.h" | |
| 38 #include "sysdep.h" | |
| 39 #include "buffer.h" | |
| 40 #include "process.h" /* for report_process_error */ | |
| 1632 | 41 #ifdef HAVE_SHLIB |
| 42 # include "emodules.h" | |
| 43 #endif | |
| 428 | 44 |
| 996 | 45 #include <errno.h> |
| 428 | 46 |
| 47 #include "eldap.h" | |
| 996 | 48 |
| 49 static Fixnum ldap_default_port; | |
| 50 static Lisp_Object Vldap_default_base; | |
| 51 | |
| 52 static Lisp_Object Qeldap; | |
| 428 | 53 |
| 996 | 54 /* Needed by the lrecord definition */ |
| 55 Lisp_Object Qldapp; | |
| 428 | 56 |
| 996 | 57 /* ldap-open plist keywords */ |
| 58 static Lisp_Object Qport, Qauth, Qbinddn, Qpasswd, Qderef, Qtimelimit, Qsizelimit; | |
| 428 | 59 /* Search scope limits */ |
| 60 static Lisp_Object Qbase, Qonelevel, Qsubtree; | |
| 61 /* Authentication methods */ | |
| 996 | 62 static Lisp_Object Qkrbv41, Qkrbv42; |
| 428 | 63 /* Deref policy */ |
| 64 static Lisp_Object Qnever, Qalways, Qfind; | |
| 996 | 65 /* Modification types (Qdelete is defined in general.c) */ |
| 66 static Lisp_Object Qadd, Qreplace; | |
| 428 | 67 |
| 996 | 68 |
| 69 /************************************************************************/ | |
| 70 /* Utility Functions */ | |
| 71 /************************************************************************/ | |
| 72 | |
| 2268 | 73 static DECLARE_DOESNT_RETURN (signal_ldap_error (LDAP *, LDAPMessage *, int)); |
| 74 | |
| 75 static DOESNT_RETURN | |
| 2286 | 76 signal_ldap_error (LDAP *ld, |
| 77 #if defined HAVE_LDAP_PARSE_RESULT || defined HAVE_LDAP_RESULT2ERROR | |
| 78 LDAPMessage *res, | |
| 79 #else | |
| 80 LDAPMessage *UNUSED (res), | |
| 81 #endif | |
| 82 int ldap_err) | |
| 996 | 83 { |
| 84 if (ldap_err <= 0) | |
| 85 { | |
| 86 #if defined HAVE_LDAP_PARSE_RESULT | |
| 87 int err; | |
| 88 ldap_err = ldap_parse_result (ld, res, | |
| 89 &err, | |
| 90 NULL, NULL, NULL, NULL, 0); | |
| 91 if (ldap_err == LDAP_SUCCESS) | |
| 92 ldap_err = err; | |
| 93 #elif defined HAVE_LDAP_GET_LDERRNO | |
| 94 ldap_err = ldap_get_lderrno (ld, NULL, NULL); | |
| 95 #elif defined HAVE_LDAP_RESULT2ERROR | |
| 96 ldap_err = ldap_result2error (ld, res, 0); | |
| 97 #else | |
| 98 ldap_err = ld->ld_errno; | |
| 99 #endif | |
| 100 } | |
| 101 invalid_operation ("LDAP error", | |
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102 build_extstring (ldap_err2string (ldap_err), Qnative)); |
| 996 | 103 } |
| 104 | |
| 105 | |
| 106 /************************************************************************/ | |
| 107 /* ldap lrecord basic functions */ | |
| 108 /************************************************************************/ | |
| 109 | |
| 110 static Lisp_Object | |
| 111 make_ldap (Lisp_LDAP *ldap) | |
| 112 { | |
| 113 return wrap_ldap (ldap); | |
| 114 } | |
| 115 | |
| 1220 | 116 static const struct memory_description ldap_description [] = { |
| 996 | 117 { XD_LISP_OBJECT, offsetof (struct Lisp_LDAP, host) }, |
| 118 { XD_END } | |
| 119 }; | |
| 120 | |
| 121 static Lisp_Object | |
| 122 mark_ldap (Lisp_Object obj) | |
| 123 { | |
| 124 return XLDAP (obj)->host; | |
| 125 } | |
| 126 | |
| 127 static void | |
| 2286 | 128 print_ldap (Lisp_Object obj, Lisp_Object printcharfun, int UNUSED (escapeflag)) |
| 996 | 129 { |
| 130 Lisp_LDAP *ldap = XLDAP (obj); | |
| 131 | |
| 132 if (print_readably) | |
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133 printing_unreadable_object_fmt ("#<ldap %s>", XSTRING_DATA (ldap->host)); |
| 996 | 134 |
| 135 write_fmt_string_lisp (printcharfun, "#<ldap %S", 1, ldap->host); | |
| 136 if (!ldap->ld) | |
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137 write_ascstring (printcharfun,"(dead) "); |
| 996 | 138 write_fmt_string (printcharfun, " 0x%lx>", (long)ldap); |
| 139 } | |
| 140 | |
| 141 static Lisp_LDAP * | |
| 142 allocate_ldap (void) | |
| 143 { | |
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144 Lisp_LDAP *ldap = XLDAP (ALLOC_NORMAL_LISP_OBJECT (ldap)); |
| 996 | 145 |
| 146 ldap->ld = NULL; | |
| 147 ldap->host = Qnil; | |
| 148 return ldap; | |
| 149 } | |
| 150 | |
| 151 static void | |
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152 finalize_ldap (Lisp_Object obj) |
| 996 | 153 { |
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154 Lisp_LDAP *ldap = XLDAP (obj); |
| 996 | 155 |
| 156 if (ldap->ld) | |
| 157 ldap_unbind (ldap->ld); | |
| 158 ldap->ld = NULL; | |
| 159 } | |
| 160 | |
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161 DEFINE_NODUMP_LISP_OBJECT ("ldap", ldap, mark_ldap, |
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162 print_ldap, finalize_ldap, |
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163 NULL, NULL, ldap_description, |
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164 Lisp_LDAP); |
| 996 | 165 |
| 166 /************************************************************************/ | |
| 167 /* Basic ldap accessors */ | |
| 168 /************************************************************************/ | |
| 169 | |
| 170 /* ###autoload */ | |
| 171 DEFUN ("ldapp", Fldapp, 1, 1, 0, /* | |
| 172 Return t if OBJECT is a LDAP connection. | |
| 173 */ | |
| 174 (object)) | |
| 175 { | |
| 176 return LDAPP (object) ? Qt : Qnil; | |
| 177 } | |
| 178 | |
| 179 DEFUN ("ldap-host", Fldap_host, 1, 1, 0, /* | |
| 180 Return the server host of the connection LDAP, as a string. | |
| 181 */ | |
| 182 (ldap)) | |
| 183 { | |
| 184 CHECK_LDAP (ldap); | |
| 185 return (XLDAP (ldap))->host; | |
| 186 } | |
| 187 | |
| 188 DEFUN ("ldap-live-p", Fldap_live_p, 1, 1, 0, /* | |
| 189 Return t if LDAP is an active LDAP connection. | |
| 190 */ | |
| 191 (ldap)) | |
| 192 { | |
| 193 CHECK_LDAP (ldap); | |
| 194 return (XLDAP (ldap))->ld ? Qt : Qnil; | |
| 195 } | |
| 196 | |
| 197 /************************************************************************/ | |
| 198 /* Opening/Closing a LDAP connection */ | |
| 199 /************************************************************************/ | |
| 200 | |
| 201 | |
| 202 /* ###autoload */ | |
| 203 DEFUN ("ldap-open", Fldap_open, 1, 2, 0, /* | |
| 204 Open a LDAP connection to HOST. | |
| 205 PLIST is a plist containing additional parameters for the connection. | |
| 428 | 206 Valid keys in that list are: |
| 996 | 207 `port' the TCP port to use for the connection if different from |
| 208 `ldap-default-port'. | |
| 428 | 209 `auth' is the authentication method to use, possible values depend on |
| 210 the LDAP library XEmacs was compiled with: `simple', `krbv41' and `krbv42'. | |
| 211 `binddn' is the distinguished name of the user to bind as (in RFC 1779 syntax). | |
| 212 `passwd' is the password to use for simple authentication. | |
| 213 `deref' is one of the symbols `never', `always', `search' or `find'. | |
| 214 `timelimit' is the timeout limit for the connection in seconds. | |
| 215 `sizelimit' is the maximum number of matches to return. | |
| 216 */ | |
| 996 | 217 (host, plist)) |
| 428 | 218 { |
| 996 | 219 /* This function can GC */ |
| 220 Lisp_LDAP *ldap; | |
| 428 | 221 LDAP *ld; |
| 996 | 222 int ldap_port = 0; |
| 428 | 223 int ldap_auth = LDAP_AUTH_SIMPLE; |
| 2367 | 224 Extbyte *ldap_binddn = NULL; |
| 225 Extbyte *ldap_password = NULL; | |
| 428 | 226 int ldap_deref = LDAP_DEREF_NEVER; |
| 227 int ldap_timelimit = 0; | |
| 228 int ldap_sizelimit = 0; | |
| 996 | 229 int err; |
| 428 | 230 |
| 996 | 231 CHECK_STRING (host); |
| 428 | 232 |
| 996 | 233 { |
| 234 EXTERNAL_PROPERTY_LIST_LOOP_3 (keyword, value, plist) | |
| 235 { | |
| 236 /* TCP Port */ | |
| 237 if (EQ (keyword, Qport)) | |
| 238 { | |
| 239 CHECK_INT (value); | |
| 240 ldap_port = XINT (value); | |
| 241 } | |
| 242 /* Authentication method */ | |
| 243 if (EQ (keyword, Qauth)) | |
| 244 { | |
| 245 if (EQ (value, Qsimple)) | |
| 246 ldap_auth = LDAP_AUTH_SIMPLE; | |
| 428 | 247 #ifdef LDAP_AUTH_KRBV41 |
| 996 | 248 else if (EQ (value, Qkrbv41)) |
| 249 ldap_auth = LDAP_AUTH_KRBV41; | |
| 428 | 250 #endif |
| 251 #ifdef LDAP_AUTH_KRBV42 | |
| 996 | 252 else if (EQ (value, Qkrbv42)) |
| 253 ldap_auth = LDAP_AUTH_KRBV42; | |
| 428 | 254 #endif |
| 996 | 255 else |
| 256 invalid_constant ("Invalid authentication method", value); | |
| 257 } | |
| 258 /* Bind DN */ | |
| 259 else if (EQ (keyword, Qbinddn)) | |
| 260 { | |
| 261 CHECK_STRING (value); | |
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262 ldap_binddn = LISP_STRING_TO_EXTERNAL (value, Qnative); |
| 996 | 263 } |
| 264 /* Password */ | |
| 265 else if (EQ (keyword, Qpasswd)) | |
| 266 { | |
| 267 CHECK_STRING (value); | |
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268 ldap_password = LISP_STRING_TO_EXTERNAL (value, Qnative); |
| 996 | 269 } |
| 270 /* Deref */ | |
| 271 else if (EQ (keyword, Qderef)) | |
| 272 { | |
| 273 if (EQ (value, Qnever)) | |
| 274 ldap_deref = LDAP_DEREF_NEVER; | |
| 275 else if (EQ (value, Qsearch)) | |
| 276 ldap_deref = LDAP_DEREF_SEARCHING; | |
| 277 else if (EQ (value, Qfind)) | |
| 278 ldap_deref = LDAP_DEREF_FINDING; | |
| 279 else if (EQ (value, Qalways)) | |
| 280 ldap_deref = LDAP_DEREF_ALWAYS; | |
| 281 else | |
| 282 invalid_constant ("Invalid deref value", value); | |
| 283 } | |
| 284 /* Timelimit */ | |
| 285 else if (EQ (keyword, Qtimelimit)) | |
| 286 { | |
| 287 CHECK_INT (value); | |
| 288 ldap_timelimit = XINT (value); | |
| 289 } | |
| 290 /* Sizelimit */ | |
| 291 else if (EQ (keyword, Qsizelimit)) | |
| 292 { | |
| 293 CHECK_INT (value); | |
| 294 ldap_sizelimit = XINT (value); | |
| 295 } | |
| 296 } | |
| 297 } | |
| 298 | |
| 299 if (ldap_port == 0) | |
| 300 { | |
| 301 ldap_port = ldap_default_port; | |
| 428 | 302 } |
| 303 | |
| 996 | 304 /* Connect to the server and bind */ |
| 305 slow_down_interrupts (); | |
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306 ld = ldap_open (LISP_STRING_TO_EXTERNAL (host, Qnative), ldap_port); |
| 996 | 307 speed_up_interrupts (); |
| 428 | 308 |
| 996 | 309 if (ld == NULL ) |
| 310 report_process_error ("Failed connecting to host", host); | |
| 428 | 311 |
| 996 | 312 #ifdef HAVE_LDAP_SET_OPTION |
| 313 if ((err = ldap_set_option (ld, LDAP_OPT_DEREF, | |
| 314 (void *)&ldap_deref)) != LDAP_SUCCESS) | |
| 315 signal_ldap_error (ld, NULL, err); | |
| 316 if ((err = ldap_set_option (ld, LDAP_OPT_TIMELIMIT, | |
| 317 (void *)&ldap_timelimit)) != LDAP_SUCCESS) | |
| 318 signal_ldap_error (ld, NULL, err); | |
| 319 if ((err = ldap_set_option (ld, LDAP_OPT_SIZELIMIT, | |
| 320 (void *)&ldap_sizelimit)) != LDAP_SUCCESS) | |
| 321 signal_ldap_error (ld, NULL, err); | |
| 322 if ((err = ldap_set_option (ld, LDAP_OPT_REFERRALS, | |
| 323 LDAP_OPT_ON)) != LDAP_SUCCESS) | |
| 324 signal_ldap_error (ld, NULL, err); | |
| 325 if ((err = ldap_set_option (ld, LDAP_OPT_RESTART, | |
| 326 LDAP_OPT_ON)) != LDAP_SUCCESS) | |
| 327 signal_ldap_error (ld, NULL, err); | |
| 328 #else /* not HAVE_LDAP_SET_OPTION */ | |
| 428 | 329 ld->ld_deref = ldap_deref; |
| 330 ld->ld_timelimit = ldap_timelimit; | |
| 331 ld->ld_sizelimit = ldap_sizelimit; | |
| 332 #ifdef LDAP_REFERRALS | |
| 333 ld->ld_options = LDAP_OPT_REFERRALS; | |
| 996 | 334 #else /* not LDAP_REFERRALS */ |
| 428 | 335 ld->ld_options = 0; |
| 996 | 336 #endif /* not LDAP_REFERRALS */ |
| 337 /* XEmacs uses interrupts (SIGIO,SIGALRM), LDAP calls need to ignore them */ | |
| 338 ld->ld_options |= LDAP_OPT_RESTART; | |
| 339 #endif /* not HAVE_LDAP_SET_OPTION */ | |
| 340 | |
| 2272 | 341 err = ldap_bind_s (ld, ldap_binddn, ldap_password, ldap_auth); |
| 996 | 342 if (err != LDAP_SUCCESS) |
| 343 { | |
| 344 signal_error (Qprocess_error, "Failed binding to the server", | |
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345 build_extstring (ldap_err2string (err), Qnative)); |
| 996 | 346 } |
| 347 | |
| 348 ldap = allocate_ldap (); | |
| 349 ldap->ld = ld; | |
| 350 ldap->host = host; | |
| 351 | |
| 352 return make_ldap (ldap); | |
| 353 } | |
| 354 | |
| 355 | |
| 356 | |
| 357 DEFUN ("ldap-close", Fldap_close, 1, 1, 0, /* | |
| 358 Close an LDAP connection. | |
| 359 */ | |
| 360 (ldap)) | |
| 361 { | |
| 362 Lisp_LDAP *lldap; | |
| 363 CHECK_LIVE_LDAP (ldap); | |
| 364 lldap = XLDAP (ldap); | |
| 365 ldap_unbind (lldap->ld); | |
| 366 lldap->ld = NULL; | |
| 367 return Qnil; | |
| 368 } | |
| 369 | |
| 370 | |
| 371 | |
| 372 /************************************************************************/ | |
| 373 /* Working on a LDAP connection */ | |
| 374 /************************************************************************/ | |
| 375 struct ldap_unwind_struct | |
| 376 { | |
| 377 LDAPMessage *res; | |
| 378 struct berval **vals; | |
| 379 }; | |
| 380 | |
| 381 static Lisp_Object | |
| 382 ldap_search_unwind (Lisp_Object unwind_obj) | |
| 383 { | |
| 384 struct ldap_unwind_struct *unwind = | |
| 385 (struct ldap_unwind_struct *) get_opaque_ptr (unwind_obj); | |
| 386 if (unwind->res) | |
| 387 ldap_msgfree (unwind->res); | |
| 388 if (unwind->vals) | |
| 389 ldap_value_free_len (unwind->vals); | |
| 390 return Qnil; | |
| 391 } | |
| 392 | |
| 393 /* The following function is called `ldap-search-basic' instead of */ | |
| 394 /* plain `ldap-search' to maintain compatibility with the XEmacs 21.1 */ | |
| 395 /* API where `ldap-search' was the name of the high-level search */ | |
| 396 /* function */ | |
| 428 | 397 |
| 996 | 398 DEFUN ("ldap-search-basic", Fldap_search_basic, 2, 8, 0, /* |
| 399 Perform a search on an open LDAP connection. | |
| 400 LDAP is an LDAP connection object created with `ldap-open'. | |
| 401 FILTER is a filter string for the search as described in RFC 1558. | |
| 402 BASE is the distinguished name at which to start the search. | |
| 403 SCOPE is one of the symbols `base', `onelevel' or `subtree' indicating | |
| 404 the scope of the search. | |
| 405 ATTRS is a list of strings indicating which attributes to retrieve | |
| 406 for each matching entry. If nil return all available attributes. | |
| 407 If ATTRSONLY is non-nil then only the attributes are retrieved, not | |
| 408 the associated values. | |
| 409 If WITHDN is non-nil each entry in the result will be prepended with | |
| 410 its distinguished name DN. | |
| 411 If VERBOSE is non-nil progress messages will be echoed. | |
| 412 The function returns a list of matching entries. Each entry is itself | |
| 413 an alist of attribute/value pairs optionally preceded by the DN of the | |
| 414 entry according to the value of WITHDN. | |
| 415 */ | |
| 416 (ldap, filter, base, scope, attrs, attrsonly, withdn, verbose)) | |
| 417 { | |
| 418 /* This function can GC */ | |
| 419 | |
| 420 /* Vars for query */ | |
| 421 LDAP *ld; | |
| 422 LDAPMessage *e; | |
| 423 BerElement *ptr; | |
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424 Extbyte *a, *dn, *bs, *filt; |
| 996 | 425 int i, rc; |
| 426 int matches; | |
| 427 struct ldap_unwind_struct unwind; | |
| 428 | |
| 429 int ldap_scope = LDAP_SCOPE_SUBTREE; | |
| 2367 | 430 Extbyte **ldap_attributes = NULL; |
| 996 | 431 |
| 432 int speccount = specpdl_depth (); | |
| 433 | |
| 434 Lisp_Object list = Qnil; | |
| 435 Lisp_Object entry = Qnil; | |
| 436 Lisp_Object result = Qnil; | |
| 437 struct gcpro gcpro1, gcpro2, gcpro3; | |
| 438 | |
| 439 GCPRO3 (list, entry, result); | |
| 440 | |
| 441 unwind.res = NULL; | |
| 442 unwind.vals = NULL; | |
| 443 | |
| 444 /* Do all the parameter checking */ | |
| 445 CHECK_LIVE_LDAP (ldap); | |
| 446 ld = XLDAP (ldap)->ld; | |
| 447 | |
| 448 /* Filter */ | |
| 449 CHECK_STRING (filter); | |
| 450 | |
| 451 /* Search base */ | |
| 452 if (NILP (base)) | |
| 453 { | |
| 454 base = Vldap_default_base; | |
| 455 } | |
| 456 if (!NILP (base)) | |
| 457 { | |
| 458 CHECK_STRING (base); | |
| 459 } | |
| 460 | |
| 461 /* Search scope */ | |
| 462 if (!NILP (scope)) | |
| 463 { | |
| 464 if (EQ (scope, Qbase)) | |
| 465 ldap_scope = LDAP_SCOPE_BASE; | |
| 466 else if (EQ (scope, Qonelevel)) | |
| 467 ldap_scope = LDAP_SCOPE_ONELEVEL; | |
| 468 else if (EQ (scope, Qsubtree)) | |
| 469 ldap_scope = LDAP_SCOPE_SUBTREE; | |
| 470 else | |
| 471 invalid_constant ("Invalid scope", scope); | |
| 472 } | |
| 473 | |
| 474 /* Attributes to search */ | |
| 475 if (!NILP (attrs)) | |
| 476 { | |
| 477 CHECK_CONS (attrs); | |
| 478 ldap_attributes = alloca_array (char *, 1 + XINT (Flength (attrs))); | |
| 479 | |
| 480 i = 0; | |
| 2367 | 481 { |
| 482 EXTERNAL_LIST_LOOP_2 (current, attrs) | |
| 483 { | |
| 484 CHECK_STRING (current); | |
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485 ldap_attributes[i] = LISP_STRING_TO_EXTERNAL (current, Qnative); |
| 2367 | 486 ++i; |
| 487 } | |
| 488 } | |
| 996 | 489 ldap_attributes[i] = NULL; |
| 490 } | |
| 491 | |
| 492 /* Attributes only ? */ | |
| 493 CHECK_SYMBOL (attrsonly); | |
| 428 | 494 |
| 495 /* Perform the search */ | |
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496 bs = NILP (base) ? (Extbyte *) "" : |
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497 LISP_STRING_TO_EXTERNAL (base, Qnative); |
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498 filt = NILP (filter) ? (Extbyte *) "" : |
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499 LISP_STRING_TO_EXTERNAL (filter, Qnative); |
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500 if (ldap_search (ld, bs, ldap_scope, filt, ldap_attributes, |
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501 NILP (attrsonly) ? 0 : 1) |
| 996 | 502 == -1) |
| 428 | 503 { |
| 996 | 504 signal_ldap_error (ld, NULL, 0); |
| 428 | 505 } |
| 506 | |
| 996 | 507 /* Ensure we don't exit without cleaning up */ |
| 508 record_unwind_protect (ldap_search_unwind, | |
| 509 make_opaque_ptr (&unwind)); | |
| 510 | |
| 428 | 511 /* Build the results list */ |
| 512 matches = 0; | |
| 513 | |
| 996 | 514 rc = ldap_result (ld, LDAP_RES_ANY, 0, NULL, &unwind.res); |
| 515 | |
| 516 while (rc == LDAP_RES_SEARCH_ENTRY) | |
| 428 | 517 { |
| 996 | 518 QUIT; |
| 428 | 519 matches ++; |
| 996 | 520 e = ldap_first_entry (ld, unwind.res); |
| 521 /* #### This call to message() is pretty fascist, because it | |
| 522 destroys the current echo area contents, even when invoked | |
| 523 from Lisp. It should use echo_area_message() instead, and | |
| 524 restore the old echo area contents later. */ | |
| 525 if (! NILP (verbose)) | |
| 526 message ("Parsing ldap results... %d", matches); | |
| 428 | 527 entry = Qnil; |
| 996 | 528 /* Get the DN if required */ |
| 529 if (! NILP (withdn)) | |
| 530 { | |
| 531 dn = ldap_get_dn (ld, e); | |
| 532 if (dn == NULL) | |
| 533 signal_ldap_error (ld, e, 0); | |
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534 entry = Fcons (build_extstring (dn, Qnative), Qnil); |
| 996 | 535 } |
| 2367 | 536 for (a = ldap_first_attribute (ld, e, &ptr); |
| 428 | 537 a != NULL; |
| 2367 | 538 a = ldap_next_attribute (ld, e, ptr)) |
| 428 | 539 { |
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540 list = Fcons (build_extstring (a, Qnative), Qnil); |
| 996 | 541 unwind.vals = ldap_get_values_len (ld, e, a); |
| 542 if (unwind.vals != NULL) | |
| 428 | 543 { |
| 996 | 544 for (i = 0; unwind.vals[i] != NULL; i++) |
| 428 | 545 { |
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546 list = Fcons (make_extstring ((Extbyte *) unwind.vals[i]->bv_val, |
| 996 | 547 unwind.vals[i]->bv_len, |
| 548 Qnative), | |
| 428 | 549 list); |
| 550 } | |
| 551 } | |
| 552 entry = Fcons (Fnreverse (list), | |
| 553 entry); | |
| 996 | 554 ldap_value_free_len (unwind.vals); |
| 555 unwind.vals = NULL; | |
| 428 | 556 } |
| 557 result = Fcons (Fnreverse (entry), | |
| 558 result); | |
| 996 | 559 ldap_msgfree (unwind.res); |
| 560 unwind.res = NULL; | |
| 428 | 561 |
| 996 | 562 rc = ldap_result (ld, LDAP_RES_ANY, 0, NULL, &(unwind.res)); |
| 428 | 563 } |
| 564 | |
| 996 | 565 #if defined HAVE_LDAP_PARSE_RESULT |
| 566 { | |
| 567 int rc2 = ldap_parse_result (ld, unwind.res, | |
| 568 &rc, | |
| 569 NULL, NULL, NULL, NULL, 0); | |
| 570 if (rc2 != LDAP_SUCCESS) | |
| 571 rc = rc2; | |
| 572 } | |
| 428 | 573 #else |
| 996 | 574 if (rc == 0) |
| 575 signal_ldap_error (ld, NULL, LDAP_TIMELIMIT_EXCEEDED); | |
| 576 | |
| 577 if (rc == -1) | |
| 578 signal_ldap_error (ld, unwind.res, (unwind.res==NULL) ? ld->ld_errno : 0); | |
| 579 | |
| 580 #if defined HAVE_LDAP_RESULT2ERROR | |
| 581 rc = ldap_result2error (ld, unwind.res, 0); | |
| 582 #endif | |
| 428 | 583 #endif |
| 996 | 584 |
| 585 if (rc != LDAP_SUCCESS) | |
| 586 signal_ldap_error (ld, NULL, rc); | |
| 587 | |
| 588 ldap_msgfree (unwind.res); | |
| 589 unwind.res = (LDAPMessage *)NULL; | |
| 590 | |
| 591 /* #### See above for calling message(). */ | |
| 592 if (! NILP (verbose)) | |
| 593 message ("Parsing ldap results... done"); | |
| 594 | |
| 595 unbind_to (speccount); | |
| 596 UNGCPRO; | |
| 597 return Fnreverse (result); | |
| 598 } | |
| 599 | |
| 600 DEFUN ("ldap-add", Fldap_add, 3, 3, 0, /* | |
| 601 Add an entry to an LDAP directory. | |
| 602 LDAP is an LDAP connection object created with `ldap-open'. | |
| 603 DN is the distinguished name of the entry to add. | |
| 604 ENTRY is an entry specification, i.e., a list of cons cells | |
| 605 containing attribute/value string pairs. | |
| 606 */ | |
| 607 (ldap, dn, entry)) | |
| 608 { | |
| 609 LDAP *ld; | |
| 610 LDAPMod *ldap_mods, **ldap_mods_ptrs; | |
| 611 struct berval *bervals; | |
| 612 int rc; | |
| 613 int i, j; | |
| 614 Elemcount len; | |
| 615 Lisp_Object values = Qnil; | |
| 2367 | 616 struct gcpro gcpro1; |
| 996 | 617 |
| 2367 | 618 GCPRO1 (values); |
| 996 | 619 |
| 620 /* Do all the parameter checking */ | |
| 621 CHECK_LIVE_LDAP (ldap); | |
| 622 ld = XLDAP (ldap)->ld; | |
| 623 | |
| 624 /* Check the DN */ | |
| 625 CHECK_STRING (dn); | |
| 626 | |
| 627 /* Check the entry */ | |
| 628 CHECK_CONS (entry); | |
| 629 if (NILP (entry)) | |
| 630 invalid_operation ("Cannot add void entry", entry); | |
| 428 | 631 |
| 996 | 632 /* Build the ldap_mods array */ |
| 633 len = (Elemcount) XINT (Flength (entry)); | |
| 634 ldap_mods = alloca_array (LDAPMod, len); | |
| 635 ldap_mods_ptrs = alloca_array (LDAPMod *, 1 + len); | |
| 636 i = 0; | |
| 2367 | 637 |
| 638 { | |
| 639 EXTERNAL_LIST_LOOP_2 (current, entry) | |
| 640 { | |
| 641 CHECK_CONS (current); | |
| 642 CHECK_STRING (XCAR (current)); | |
| 643 ldap_mods_ptrs[i] = &(ldap_mods[i]); | |
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644 ldap_mods[i].mod_type = |
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645 LISP_STRING_TO_EXTERNAL (XCAR (current), Qnative); |
| 2367 | 646 ldap_mods[i].mod_op = LDAP_MOD_ADD | LDAP_MOD_BVALUES; |
| 647 values = XCDR (current); | |
| 648 if (CONSP (values)) | |
| 649 { | |
| 650 len = (Elemcount) XINT (Flength (values)); | |
| 651 bervals = alloca_array (struct berval, len); | |
| 652 ldap_mods[i].mod_vals.modv_bvals = | |
| 653 alloca_array (struct berval *, 1 + len); | |
| 654 j = 0; | |
| 655 { | |
| 656 EXTERNAL_LIST_LOOP_2 (cur2, values) | |
| 657 { | |
| 658 CHECK_STRING (cur2); | |
| 659 ldap_mods[i].mod_vals.modv_bvals[j] = &(bervals[j]); | |
| 660 TO_EXTERNAL_FORMAT (LISP_STRING, cur2, | |
| 661 ALLOCA, (bervals[j].bv_val, | |
| 662 bervals[j].bv_len), | |
| 663 Qnative); | |
| 664 j++; | |
| 665 } | |
| 666 } | |
| 667 ldap_mods[i].mod_vals.modv_bvals[j] = NULL; | |
| 668 } | |
| 669 else | |
| 670 { | |
| 671 CHECK_STRING (values); | |
| 672 bervals = alloca_array (struct berval, 1); | |
| 673 ldap_mods[i].mod_vals.modv_bvals = alloca_array (struct berval *, | |
| 674 2); | |
| 675 ldap_mods[i].mod_vals.modv_bvals[0] = &(bervals[0]); | |
| 676 TO_EXTERNAL_FORMAT (LISP_STRING, values, | |
| 677 ALLOCA, (bervals[0].bv_val, | |
| 678 bervals[0].bv_len), | |
| 679 Qnative); | |
| 680 ldap_mods[i].mod_vals.modv_bvals[1] = NULL; | |
| 681 } | |
| 682 i++; | |
| 683 } | |
| 684 } | |
| 996 | 685 ldap_mods_ptrs[i] = NULL; |
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686 rc = ldap_add_s (ld, LISP_STRING_TO_EXTERNAL (dn, Qnative), |
| 2367 | 687 ldap_mods_ptrs); |
| 996 | 688 if (rc != LDAP_SUCCESS) |
| 689 signal_ldap_error (ld, NULL, rc); | |
| 428 | 690 |
| 691 UNGCPRO; | |
| 996 | 692 return Qnil; |
| 693 } | |
| 694 | |
| 695 DEFUN ("ldap-modify", Fldap_modify, 3, 3, 0, /* | |
| 696 Add an entry to an LDAP directory. | |
| 697 LDAP is an LDAP connection object created with `ldap-open'. | |
| 698 DN is the distinguished name of the entry to modify. | |
| 699 MODS is a list of modifications to apply. | |
| 700 A modification is a list of the form (MOD-OP ATTR VALUE1 VALUE2 ...) | |
| 701 MOD-OP and ATTR are mandatory, VALUEs are optional depending on MOD-OP. | |
| 702 MOD-OP is the type of modification, one of the symbols `add', `delete' | |
| 703 or `replace'. ATTR is the LDAP attribute type to modify. | |
| 704 */ | |
| 705 (ldap, dn, mods)) | |
| 706 { | |
| 707 LDAP *ld; | |
| 708 LDAPMod *ldap_mods, **ldap_mods_ptrs; | |
| 709 struct berval *bervals; | |
| 710 int i, j, rc; | |
| 711 Lisp_Object mod_op; | |
| 712 Elemcount len; | |
| 713 Lisp_Object values = Qnil; | |
| 3029 | 714 struct gcpro gcpro1; |
| 996 | 715 |
| 716 /* Do all the parameter checking */ | |
| 717 CHECK_LIVE_LDAP (ldap); | |
| 718 ld = XLDAP (ldap)->ld; | |
| 719 | |
| 720 /* Check the DN */ | |
| 721 CHECK_STRING (dn); | |
| 722 | |
| 723 /* Check the entry */ | |
| 724 CHECK_CONS (mods); | |
| 725 if (NILP (mods)) | |
| 726 return Qnil; | |
| 727 | |
| 728 /* Build the ldap_mods array */ | |
| 729 len = (Elemcount) XINT (Flength (mods)); | |
| 730 ldap_mods = alloca_array (LDAPMod, len); | |
| 731 ldap_mods_ptrs = alloca_array (LDAPMod *, 1 + len); | |
| 732 i = 0; | |
| 733 | |
| 2367 | 734 GCPRO1 (values); |
| 735 { | |
| 736 EXTERNAL_LIST_LOOP_2 (current, mods) | |
| 737 { | |
| 738 CHECK_CONS (current); | |
| 739 CHECK_SYMBOL (XCAR (current)); | |
| 740 mod_op = XCAR (current); | |
| 741 ldap_mods_ptrs[i] = &(ldap_mods[i]); | |
| 742 ldap_mods[i].mod_op = LDAP_MOD_BVALUES; | |
| 743 if (EQ (mod_op, Qadd)) | |
| 744 ldap_mods[i].mod_op |= LDAP_MOD_ADD; | |
| 745 else if (EQ (mod_op, Qdelete)) | |
| 746 ldap_mods[i].mod_op |= LDAP_MOD_DELETE; | |
| 747 else if (EQ (mod_op, Qreplace)) | |
| 748 ldap_mods[i].mod_op |= LDAP_MOD_REPLACE; | |
| 749 else | |
| 750 invalid_constant ("Invalid LDAP modification type", mod_op); | |
| 751 current = XCDR (current); | |
| 752 CHECK_STRING (XCAR (current)); | |
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753 ldap_mods[i].mod_type = |
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754 LISP_STRING_TO_EXTERNAL (XCAR (current), Qnative); |
| 2367 | 755 values = XCDR (current); |
| 756 len = (Elemcount) XINT (Flength (values)); | |
| 757 bervals = alloca_array (struct berval, len); | |
| 758 ldap_mods[i].mod_vals.modv_bvals = | |
| 759 alloca_array (struct berval *, 1 + len); | |
| 760 j = 0; | |
| 2387 | 761 { |
| 762 EXTERNAL_LIST_LOOP_2 (cur2, values) | |
| 763 { | |
| 764 CHECK_STRING (cur2); | |
| 765 ldap_mods[i].mod_vals.modv_bvals[j] = &(bervals[j]); | |
| 766 TO_EXTERNAL_FORMAT (LISP_STRING, cur2, | |
| 767 ALLOCA, (bervals[j].bv_val, | |
| 768 bervals[j].bv_len), | |
| 769 Qnative); | |
| 770 j++; | |
| 771 } | |
| 772 ldap_mods[i].mod_vals.modv_bvals[j] = NULL; | |
| 773 i++; | |
| 774 } | |
| 2367 | 775 } |
| 776 } | |
| 996 | 777 ldap_mods_ptrs[i] = NULL; |
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778 rc = ldap_modify_s (ld, LISP_STRING_TO_EXTERNAL (dn, Qnative), |
| 2367 | 779 ldap_mods_ptrs); |
| 996 | 780 if (rc != LDAP_SUCCESS) |
| 781 signal_ldap_error (ld, NULL, rc); | |
| 782 | |
| 783 UNGCPRO; | |
| 784 return Qnil; | |
| 785 } | |
| 786 | |
| 787 | |
| 788 DEFUN ("ldap-delete", Fldap_delete, 2, 2, 0, /* | |
| 789 Delete an entry to an LDAP directory. | |
| 790 LDAP is an LDAP connection object created with `ldap-open'. | |
| 791 DN is the distinguished name of the entry to delete. | |
| 792 */ | |
| 793 (ldap, dn)) | |
| 794 { | |
| 795 LDAP *ld; | |
| 796 int rc; | |
| 797 | |
| 798 /* Check parameters */ | |
| 799 CHECK_LIVE_LDAP (ldap); | |
| 800 ld = XLDAP (ldap)->ld; | |
| 801 CHECK_STRING (dn); | |
| 802 | |
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803 rc = ldap_delete_s (ld, LISP_STRING_TO_EXTERNAL (dn, Qnative)); |
| 996 | 804 if (rc != LDAP_SUCCESS) |
| 805 signal_ldap_error (ld, NULL, rc); | |
| 806 | |
| 807 return Qnil; | |
| 428 | 808 } |
| 809 | |
| 810 void | |
| 996 | 811 syms_of_eldap (void) |
| 428 | 812 { |
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813 INIT_LISP_OBJECT (ldap); |
| 428 | 814 |
| 996 | 815 DEFSYMBOL (Qeldap); |
| 816 DEFSYMBOL (Qldapp); | |
| 817 DEFSYMBOL (Qport); | |
| 818 DEFSYMBOL (Qauth); | |
| 819 DEFSYMBOL (Qbinddn); | |
| 820 DEFSYMBOL (Qpasswd); | |
| 821 DEFSYMBOL (Qderef); | |
| 822 DEFSYMBOL (Qtimelimit); | |
| 823 DEFSYMBOL (Qsizelimit); | |
| 824 DEFSYMBOL (Qbase); | |
| 825 DEFSYMBOL (Qonelevel); | |
| 826 DEFSYMBOL (Qsubtree); | |
| 827 DEFSYMBOL (Qkrbv41); | |
| 828 DEFSYMBOL (Qkrbv42); | |
| 829 DEFSYMBOL (Qnever); | |
| 830 DEFSYMBOL (Qalways); | |
| 831 DEFSYMBOL (Qfind); | |
| 832 DEFSYMBOL (Qadd); | |
| 833 DEFSYMBOL (Qreplace); | |
| 834 | |
| 835 DEFSUBR (Fldapp); | |
| 836 DEFSUBR (Fldap_host); | |
| 837 DEFSUBR (Fldap_live_p); | |
| 838 DEFSUBR (Fldap_open); | |
| 839 DEFSUBR (Fldap_close); | |
| 840 DEFSUBR (Fldap_search_basic); | |
| 841 DEFSUBR (Fldap_add); | |
| 842 DEFSUBR (Fldap_modify); | |
| 843 DEFSUBR (Fldap_delete); | |
| 428 | 844 } |
| 845 | |
| 846 void | |
| 996 | 847 vars_of_eldap (void) |
| 428 | 848 { |
| 996 | 849 |
| 850 Fprovide (Qeldap); | |
| 428 | 851 |
| 996 | 852 ldap_default_port = LDAP_PORT; |
| 853 Vldap_default_base = Qnil; | |
| 854 | |
| 855 DEFVAR_INT ("ldap-default-port", &ldap_default_port /* | |
| 856 Default TCP port for LDAP connections. | |
| 857 Initialized from the LDAP library. Default value is 389. | |
| 428 | 858 */ ); |
| 859 | |
| 860 DEFVAR_LISP ("ldap-default-base", &Vldap_default_base /* | |
| 861 Default base for LDAP searches. | |
| 862 This is a string using the syntax of RFC 1779. | |
| 863 For instance, "o=ACME, c=US" limits the search to the | |
| 864 Acme organization in the United States. | |
| 865 */ ); | |
| 866 | |
| 867 } | |
| 868 | |
| 996 | 869 #ifdef HAVE_SHLIB |
| 1706 | 870 EXTERN_C void unload_eldap (void); |
| 996 | 871 void |
| 872 unload_eldap (void) | |
| 873 { | |
| 874 /* Remove defined types */ | |
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875 UNDEF_LISP_OBJECT (ldap); |
| 996 | 876 |
| 877 /* Remove staticpro'ing of symbols */ | |
| 878 unstaticpro_nodump (&Qeldap); | |
| 879 unstaticpro_nodump (&Qldapp); | |
| 880 unstaticpro_nodump (&Qport); | |
| 881 unstaticpro_nodump (&Qauth); | |
| 882 unstaticpro_nodump (&Qbinddn); | |
| 883 unstaticpro_nodump (&Qpasswd); | |
| 884 unstaticpro_nodump (&Qderef); | |
| 885 unstaticpro_nodump (&Qtimelimit); | |
| 886 unstaticpro_nodump (&Qsizelimit); | |
| 887 unstaticpro_nodump (&Qbase); | |
| 888 unstaticpro_nodump (&Qonelevel); | |
| 889 unstaticpro_nodump (&Qsubtree); | |
| 890 unstaticpro_nodump (&Qkrbv41); | |
| 891 unstaticpro_nodump (&Qkrbv42); | |
| 892 unstaticpro_nodump (&Qnever); | |
| 893 unstaticpro_nodump (&Qalways); | |
| 894 unstaticpro_nodump (&Qfind); | |
| 895 unstaticpro_nodump (&Qadd); | |
| 896 unstaticpro_nodump (&Qreplace); | |
| 897 } | |
| 898 #endif /* HAVE_SHLIB */ |