dlls/wldap32/bind.c

   1 /*
   2  * WLDAP32 - LDAP support for Wine
   3  *
   4  * Copyright 2005 Hans Leidekker
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include "wine/port.h"
  24 #include "wine/debug.h"
  25
  26 #include <stdarg.h>
  27
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "winnls.h"
  31
  32 #ifdef HAVE_LDAP_H
  33 #include <ldap.h>
  34 #endif
  35
  36 #include "winldap_private.h"
  37 #include "wldap32.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(wldap32);
  40
  41 /***********************************************************************
  42  *      ldap_bindA     (WLDAP32.@)
  43  *
  44  * See ldap_bindW.
  45  */
  46 ULONG CDECL ldap_bindA( WLDAP32_LDAP *ld, PCHAR dn, PCHAR cred, ULONG method )
  47 {
  48     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
  49 #ifdef HAVE_LDAP
  50     WCHAR *dnW = NULL, *credW = NULL;
  51
  52     ret = WLDAP32_LDAP_NO_MEMORY;
  53
  54     TRACE( "(%p, %s, %p, 0x%08x)\n", ld, debugstr_a(dn), cred, method );
  55
  56     if (!ld) return ~0UL;
  57
  58     if (dn) {
  59         dnW = strAtoW( dn );
  60         if (!dnW) goto exit;
  61     }
  62     if (cred) {
  63         credW = strAtoW( cred );
  64         if (!credW) goto exit;
  65     }
  66
  67     ret = ldap_bindW( ld, dnW, credW, method );
  68
  69 exit:
  70     strfreeW( dnW );
  71     strfreeW( credW );
  72
  73 #endif
  74     return ret;
  75 }
  76
  77 /***********************************************************************
  78  *      ldap_bindW     (WLDAP32.@)
  79  *
  80  * Authenticate with an LDAP server (asynchronous operation).
  81  *
  82  * PARAMS
  83  *  ld      [I] Pointer to an LDAP context.
  84  *  dn      [I] DN of entry to bind as.
  85  *  cred    [I] Credentials (e.g. password string).
  86  *  method  [I] Authentication method.
  87  *
  88  * RETURNS
  89  *  Success: Message ID of the bind operation.
  90  *  Failure: An LDAP error code.
  91  *
  92  * NOTES
  93  *  Only LDAP_AUTH_SIMPLE is supported (just like native).
  94  */
  95 ULONG CDECL ldap_bindW( WLDAP32_LDAP *ld, PWCHAR dn, PWCHAR cred, ULONG method )
  96 {
  97     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
  98 #ifdef HAVE_LDAP
  99     char *dnU = NULL, *credU = NULL;
 100     struct berval pwd = { 0, NULL };
 101     int msg;
 102
 103     ret = WLDAP32_LDAP_NO_MEMORY;
 104
 105     TRACE( "(%p, %s, %p, 0x%08x)\n", ld, debugstr_w(dn), cred, method );
 106
 107     if (!ld) return ~0UL;
 108     if (method != LDAP_AUTH_SIMPLE) return WLDAP32_LDAP_PARAM_ERROR;
 109
 110     if (dn) {
 111         dnU = strWtoU( dn );
 112         if (!dnU) goto exit;
 113     }
 114     if (cred) {
 115         credU = strWtoU( cred );
 116         if (!credU) goto exit;
 117
 118         pwd.bv_len = strlen( credU );
 119         pwd.bv_val = credU;
 120     }
 121
 122     ret = ldap_sasl_bind( ld, dnU, LDAP_SASL_SIMPLE, &pwd, NULL, NULL, &msg );
 123
 124     if (ret == LDAP_SUCCESS)
 125         ret = msg;
 126     else
 127         ret = ~0UL;
 128
 129 exit:
 130     strfreeU( dnU );
 131     strfreeU( credU );
 132
 133 #endif
 134     return ret;
 135 }
 136
 137 /***********************************************************************
 138  *      ldap_bind_sA     (WLDAP32.@)
 139  *
 140  * See ldap_bind_sW.
 141  */
 142 ULONG CDECL ldap_bind_sA( WLDAP32_LDAP *ld, PCHAR dn, PCHAR cred, ULONG method )
 143 {
 144     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 145 #ifdef HAVE_LDAP
 146     WCHAR *dnW = NULL, *credW = NULL;
 147
 148     ret = WLDAP32_LDAP_NO_MEMORY;
 149
 150     TRACE( "(%p, %s, %p, 0x%08x)\n", ld, debugstr_a(dn), cred, method );
 151
 152     if (!ld) return WLDAP32_LDAP_PARAM_ERROR;
 153
 154     if (dn) {
 155         dnW = strAtoW( dn );
 156         if (!dnW) goto exit;
 157     }
 158     if (cred) {
 159         credW = strAtoW( cred );
 160         if (!credW) goto exit;
 161     }
 162
 163     ret = ldap_bind_sW( ld, dnW, credW, method );
 164
 165 exit:
 166     strfreeW( dnW );
 167     strfreeW( credW );
 168
 169 #endif
 170     return ret;
 171 }
 172
 173 /***********************************************************************
 174  *      ldap_bind_sW     (WLDAP32.@)
 175  *
 176  * Authenticate with an LDAP server (synchronous operation).
 177  *
 178  * PARAMS
 179  *  ld      [I] Pointer to an LDAP context.
 180  *  dn      [I] DN of entry to bind as.
 181  *  cred    [I] Credentials (e.g. password string).
 182  *  method  [I] Authentication method.
 183  *
 184  * RETURNS
 185  *  Success: LDAP_SUCCESS
 186  *  Failure: An LDAP error code.
 187  */
 188 ULONG CDECL ldap_bind_sW( WLDAP32_LDAP *ld, PWCHAR dn, PWCHAR cred, ULONG method )
 189 {
 190     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 191 #ifdef HAVE_LDAP
 192     char *dnU = NULL, *credU = NULL;
 193     struct berval pwd = { 0, NULL };
 194
 195     ret = WLDAP32_LDAP_NO_MEMORY;
 196
 197     TRACE( "(%p, %s, %p, 0x%08x)\n", ld, debugstr_w(dn), cred, method );
 198
 199     if (!ld) return WLDAP32_LDAP_PARAM_ERROR;
 200     if (method != LDAP_AUTH_SIMPLE) return WLDAP32_LDAP_PARAM_ERROR;
 201
 202     if (dn) {
 203         dnU = strWtoU( dn );
 204         if (!dnU) goto exit;
 205     }
 206     if (cred) {
 207         credU = strWtoU( cred );
 208         if (!credU) goto exit;
 209
 210         pwd.bv_len = strlen( credU );
 211         pwd.bv_val = credU;
 212     }
 213
 214     ret = ldap_sasl_bind_s( ld, dnU, LDAP_SASL_SIMPLE, &pwd, NULL, NULL, NULL );
 215
 216 exit:
 217     strfreeU( dnU );
 218     strfreeU( credU );
 219
 220 #endif
 221     return ret;
 222 }
 223
 224 /***********************************************************************
 225  *      ldap_sasl_bindA     (WLDAP32.@)
 226  *
 227  * See ldap_sasl_bindW.
 228  */
 229 ULONG CDECL ldap_sasl_bindA( WLDAP32_LDAP *ld, const PCHAR dn,
 230     const PCHAR mechanism, const BERVAL *cred, PLDAPControlA *serverctrls,
 231     PLDAPControlA *clientctrls, int *message )
 232 {
 233     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 234 #ifdef HAVE_LDAP
 235     WCHAR *dnW, *mechanismW = NULL;
 236     LDAPControlW **serverctrlsW = NULL, **clientctrlsW = NULL;
 237
 238     ret = WLDAP32_LDAP_NO_MEMORY;
 239
 240     TRACE( "(%p, %s, %s, %p, %p, %p, %p)\n", ld, debugstr_a(dn),
 241            debugstr_a(mechanism), cred, serverctrls, clientctrls, message );
 242
 243     if (!ld || !dn || !mechanism || !cred || !message)
 244         return WLDAP32_LDAP_PARAM_ERROR;
 245
 246     dnW = strAtoW( dn );
 247     if (!dnW) goto exit;
 248
 249     mechanismW = strAtoW( mechanism );
 250     if (!mechanismW) goto exit;
 251
 252     if (serverctrls) {
 253         serverctrlsW = controlarrayAtoW( serverctrls );
 254         if (!serverctrlsW) goto exit;
 255     }
 256     if (clientctrls) {
 257         clientctrlsW = controlarrayAtoW( clientctrls );
 258         if (!clientctrlsW) goto exit;
 259     }
 260
 261     ret = ldap_sasl_bindW( ld, dnW, mechanismW, cred, serverctrlsW, clientctrlsW, message );
 262
 263 exit:
 264     strfreeW( dnW );
 265     strfreeW( mechanismW );
 266     controlarrayfreeW( serverctrlsW );
 267     controlarrayfreeW( clientctrlsW );
 268
 269 #endif
 270     return ret;
 271 }
 272
 273 /***********************************************************************
 274  *      ldap_sasl_bindW     (WLDAP32.@)
 275  *
 276  * Authenticate with an LDAP server using SASL (asynchronous operation).
 277  *
 278  * PARAMS
 279  *  ld          [I] Pointer to an LDAP context.
 280  *  dn          [I] DN of entry to bind as.
 281  *  mechanism   [I] Authentication method.
 282  *  cred        [I] Credentials.
 283  *  serverctrls [I] Array of LDAP server controls.
 284  *  clientctrls [I] Array of LDAP client controls.
 285  *  message     [O] Message ID of the bind operation.
 286  *
 287  * RETURNS
 288  *  Success: LDAP_SUCCESS
 289  *  Failure: An LDAP error code.
 290  *
 291  * NOTES
 292  *  The serverctrls and clientctrls parameters are optional and should
 293  *  be set to NULL if not used.
 294  */
 295 ULONG CDECL ldap_sasl_bindW( WLDAP32_LDAP *ld, const PWCHAR dn,
 296     const PWCHAR mechanism, const BERVAL *cred, PLDAPControlW *serverctrls,
 297     PLDAPControlW *clientctrls, int *message )
 298 {
 299     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 300 #ifdef HAVE_LDAP
 301     char *dnU, *mechanismU = NULL;
 302     LDAPControl **serverctrlsU = NULL, **clientctrlsU = NULL;
 303     struct berval credU;
 304
 305     ret = WLDAP32_LDAP_NO_MEMORY;
 306
 307     TRACE( "(%p, %s, %s, %p, %p, %p, %p)\n", ld, debugstr_w(dn),
 308            debugstr_w(mechanism), cred, serverctrls, clientctrls, message );
 309
 310     if (!ld || !dn || !mechanism || !cred || !message)
 311         return WLDAP32_LDAP_PARAM_ERROR;
 312
 313     dnU = strWtoU( dn );
 314     if (!dnU) goto exit;
 315
 316     mechanismU = strWtoU( mechanism );
 317     if (!mechanismU) goto exit;
 318
 319     if (serverctrls) {
 320         serverctrlsU = controlarrayWtoU( serverctrls );
 321         if (!serverctrlsU) goto exit;
 322     }
 323     if (clientctrls) {
 324         clientctrlsU = controlarrayWtoU( clientctrls );
 325         if (!clientctrlsU) goto exit;
 326     }
 327
 328     credU.bv_len = cred->bv_len;
 329     credU.bv_val = cred->bv_val;
 330
 331     ret = ldap_sasl_bind( ld, dnU, mechanismU, &credU,
 332                           serverctrlsU, clientctrlsU, message );
 333
 334 exit:
 335     strfreeU( dnU );
 336     strfreeU( mechanismU );
 337     controlarrayfreeU( serverctrlsU );
 338     controlarrayfreeU( clientctrlsU );
 339
 340 #endif
 341     return ret;
 342 }
 343
 344 /***********************************************************************
 345  *      ldap_sasl_bind_sA     (WLDAP32.@)
 346  *
 347  * See ldap_sasl_bind_sW.
 348  */
 349 ULONG CDECL ldap_sasl_bind_sA( WLDAP32_LDAP *ld, const PCHAR dn,
 350     const PCHAR mechanism, const BERVAL *cred, PLDAPControlA *serverctrls,
 351     PLDAPControlA *clientctrls, PBERVAL *serverdata )
 352 {
 353     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 354 #ifdef HAVE_LDAP
 355     WCHAR *dnW, *mechanismW = NULL;
 356     LDAPControlW **serverctrlsW = NULL, **clientctrlsW = NULL;
 357
 358     ret = WLDAP32_LDAP_NO_MEMORY;
 359
 360     TRACE( "(%p, %s, %s, %p, %p, %p, %p)\n", ld, debugstr_a(dn),
 361            debugstr_a(mechanism), cred, serverctrls, clientctrls, serverdata );
 362
 363     if (!ld || !dn || !mechanism || !cred || !serverdata)
 364         return WLDAP32_LDAP_PARAM_ERROR;
 365
 366     dnW = strAtoW( dn );
 367     if (!dnW) goto exit;
 368
 369     mechanismW = strAtoW( mechanism );
 370     if (!mechanismW) goto exit;
 371
 372     if (serverctrls) {
 373         serverctrlsW = controlarrayAtoW( serverctrls );
 374         if (!serverctrlsW) goto exit;
 375     }
 376     if (clientctrls) {
 377         clientctrlsW = controlarrayAtoW( clientctrls );
 378         if (!clientctrlsW) goto exit;
 379     }
 380
 381     ret = ldap_sasl_bind_sW( ld, dnW, mechanismW, cred, serverctrlsW, clientctrlsW, serverdata );
 382
 383 exit:
 384     strfreeW( dnW );
 385     strfreeW( mechanismW );
 386     controlarrayfreeW( serverctrlsW );
 387     controlarrayfreeW( clientctrlsW );
 388
 389 #endif
 390     return ret;
 391 }
 392
 393 /***********************************************************************
 394  *      ldap_sasl_bind_sW     (WLDAP32.@)
 395  *
 396  * Authenticate with an LDAP server using SASL (synchronous operation).
 397  *
 398  * PARAMS
 399  *  ld          [I] Pointer to an LDAP context.
 400  *  dn          [I] DN of entry to bind as.
 401  *  mechanism   [I] Authentication method.
 402  *  cred        [I] Credentials.
 403  *  serverctrls [I] Array of LDAP server controls.
 404  *  clientctrls [I] Array of LDAP client controls.
 405  *  serverdata  [O] Authentication response from the server.
 406  *
 407  * RETURNS
 408  *  Success: LDAP_SUCCESS
 409  *  Failure: An LDAP error code.
 410  *
 411  * NOTES
 412  *  The serverctrls and clientctrls parameters are optional and should
 413  *  be set to NULL if not used.
 414  */
 415 ULONG CDECL ldap_sasl_bind_sW( WLDAP32_LDAP *ld, const PWCHAR dn,
 416     const PWCHAR mechanism, const BERVAL *cred, PLDAPControlW *serverctrls,
 417     PLDAPControlW *clientctrls, PBERVAL *serverdata )
 418 {
 419     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 420 #ifdef HAVE_LDAP
 421     char *dnU, *mechanismU = NULL;
 422     LDAPControl **serverctrlsU = NULL, **clientctrlsU = NULL;
 423     struct berval credU;
 424
 425     ret = WLDAP32_LDAP_NO_MEMORY;
 426
 427     TRACE( "(%p, %s, %s, %p, %p, %p, %p)\n", ld, debugstr_w(dn),
 428            debugstr_w(mechanism), cred, serverctrls, clientctrls, serverdata );
 429
 430     if (!ld || !dn || !mechanism || !cred || !serverdata)
 431         return WLDAP32_LDAP_PARAM_ERROR;
 432
 433     dnU = strWtoU( dn );
 434     if (!dnU) goto exit;
 435
 436     mechanismU = strWtoU( mechanism );
 437     if (!mechanismU) goto exit;
 438
 439     if (serverctrls) {
 440         serverctrlsU = controlarrayWtoU( serverctrls );
 441         if (!serverctrlsU) goto exit;
 442     }
 443     if (clientctrls) {
 444         clientctrlsU = controlarrayWtoU( clientctrls );
 445         if (!clientctrlsU) goto exit;
 446     }
 447
 448     credU.bv_len = cred->bv_len;
 449     credU.bv_val = cred->bv_val;
 450
 451     ret = ldap_sasl_bind_s( ld, dnU, mechanismU, &credU,
 452                             serverctrlsU, clientctrlsU, (struct berval **)serverdata );
 453
 454 exit:
 455     strfreeU( dnU );
 456     strfreeU( mechanismU );
 457     controlarrayfreeU( serverctrlsU );
 458     controlarrayfreeU( clientctrlsU );
 459
 460 #endif
 461     return ret;
 462 }
 463
 464 /***********************************************************************
 465  *      ldap_simple_bindA     (WLDAP32.@)
 466  *
 467  * See ldap_simple_bindW.
 468  */
 469 ULONG CDECL ldap_simple_bindA( WLDAP32_LDAP *ld, PCHAR dn, PCHAR passwd )
 470 {
 471     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 472 #ifdef HAVE_LDAP
 473     WCHAR *dnW = NULL, *passwdW = NULL;
 474
 475     ret = WLDAP32_LDAP_NO_MEMORY;
 476
 477     TRACE( "(%p, %s, %p)\n", ld, debugstr_a(dn), passwd );
 478
 479     if (!ld) return ~0UL;
 480
 481     if (dn) {
 482         dnW = strAtoW( dn );
 483         if (!dnW) goto exit;
 484     }
 485     if (passwd) {
 486         passwdW = strAtoW( passwd );
 487         if (!passwdW) goto exit;
 488     }
 489
 490     ret = ldap_simple_bindW( ld, dnW, passwdW );
 491
 492 exit:
 493     strfreeW( dnW );
 494     strfreeW( passwdW );
 495
 496 #endif
 497     return ret;
 498 }
 499
 500 /***********************************************************************
 501  *      ldap_simple_bindW     (WLDAP32.@)
 502  *
 503  * Authenticate with an LDAP server (asynchronous operation).
 504  *
 505  * PARAMS
 506  *  ld      [I] Pointer to an LDAP context.
 507  *  dn      [I] DN of entry to bind as.
 508  *  passwd  [I] Password string.
 509  *
 510  * RETURNS
 511  *  Success: Message ID of the bind operation.
 512  *  Failure: An LDAP error code.
 513  *
 514  * NOTES
 515  *  Set dn and passwd to NULL to bind as an anonymous user.
 516  */
 517 ULONG CDECL ldap_simple_bindW( WLDAP32_LDAP *ld, PWCHAR dn, PWCHAR passwd )
 518 {
 519     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 520 #ifdef HAVE_LDAP
 521     char *dnU = NULL, *passwdU = NULL;
 522     struct berval pwd = { 0, NULL };
 523     int msg;
 524
 525     ret = WLDAP32_LDAP_NO_MEMORY;
 526
 527     TRACE( "(%p, %s, %p)\n", ld, debugstr_w(dn), passwd );
 528
 529     if (!ld) return ~0UL;
 530
 531     if (dn) {
 532         dnU = strWtoU( dn );
 533         if (!dnU) goto exit;
 534     }
 535     if (passwd) {
 536         passwdU = strWtoU( passwd );
 537         if (!passwdU) goto exit;
 538
 539         pwd.bv_len = strlen( passwdU );
 540         pwd.bv_val = passwdU;
 541     }
 542
 543     ret = ldap_sasl_bind( ld, dnU, LDAP_SASL_SIMPLE, &pwd, NULL, NULL, &msg );
 544
 545     if (ret == LDAP_SUCCESS)
 546         ret = msg;
 547     else
 548         ret = ~0UL;
 549
 550 exit:
 551     strfreeU( dnU );
 552     strfreeU( passwdU );
 553
 554 #endif
 555     return ret;
 556 }
 557
 558 /***********************************************************************
 559  *      ldap_simple_bind_sA     (WLDAP32.@)
 560  *
 561  * See ldap_simple_bind_sW.
 562  */
 563 ULONG CDECL ldap_simple_bind_sA( WLDAP32_LDAP *ld, PCHAR dn, PCHAR passwd )
 564 {
 565     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 566 #ifdef HAVE_LDAP
 567     WCHAR *dnW = NULL, *passwdW = NULL;
 568
 569     ret = WLDAP32_LDAP_NO_MEMORY;
 570
 571     TRACE( "(%p, %s, %p)\n", ld, debugstr_a(dn), passwd );
 572
 573     if (!ld) return WLDAP32_LDAP_PARAM_ERROR;
 574
 575     if (dn) {
 576         dnW = strAtoW( dn );
 577         if (!dnW) goto exit;
 578     }
 579     if (passwd) {
 580         passwdW = strAtoW( passwd );
 581         if (!passwdW) goto exit;
 582     }
 583
 584     ret = ldap_simple_bind_sW( ld, dnW, passwdW );
 585
 586 exit:
 587     strfreeW( dnW );
 588     strfreeW( passwdW );
 589
 590 #endif
 591     return ret;
 592 }
 593
 594 /***********************************************************************
 595  *      ldap_simple_bind_sW     (WLDAP32.@)
 596  *
 597  * Authenticate with an LDAP server (synchronous operation).
 598  *
 599  * PARAMS
 600  *  ld      [I] Pointer to an LDAP context.
 601  *  dn      [I] DN of entry to bind as.
 602  *  passwd  [I] Password string.
 603  *
 604  * RETURNS
 605  *  Success: LDAP_SUCCESS
 606  *  Failure: An LDAP error code.
 607  *
 608  * NOTES
 609  *  Set dn and passwd to NULL to bind as an anonymous user.
 610  */
 611 ULONG CDECL ldap_simple_bind_sW( WLDAP32_LDAP *ld, PWCHAR dn, PWCHAR passwd )
 612 {
 613     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 614 #ifdef HAVE_LDAP
 615     char *dnU = NULL, *passwdU = NULL;
 616     struct berval pwd = { 0, NULL };
 617
 618     ret = WLDAP32_LDAP_NO_MEMORY;
 619
 620     TRACE( "(%p, %s, %p)\n", ld, debugstr_w(dn), passwd );
 621
 622     if (!ld) return WLDAP32_LDAP_PARAM_ERROR;
 623
 624     if (dn) {
 625         dnU = strWtoU( dn );
 626         if (!dnU) goto exit;
 627     }
 628     if (passwd) {
 629         passwdU = strWtoU( passwd );
 630         if (!passwdU) goto exit;
 631
 632         pwd.bv_len = strlen( passwdU );
 633         pwd.bv_val = passwdU;
 634     }
 635
 636     ret = ldap_sasl_bind_s( ld, dnU, LDAP_SASL_SIMPLE, &pwd, NULL, NULL, NULL );
 637
 638 exit:
 639     strfreeU( dnU );
 640     strfreeU( passwdU );
 641
 642 #endif
 643     return ret;
 644 }
 645
 646 /***********************************************************************
 647  *      ldap_unbind     (WLDAP32.@)
 648  *
 649  * Close LDAP connection and free resources (asynchronous operation).
 650  *
 651  * PARAMS
 652  *  ld  [I] Pointer to an LDAP context.
 653  *
 654  * RETURNS
 655  *  Success: LDAP_SUCCESS
 656  *  Failure: An LDAP error code.
 657  */
 658 ULONG CDECL WLDAP32_ldap_unbind( WLDAP32_LDAP *ld )
 659 {
 660     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 661 #ifdef HAVE_LDAP
 662
 663     TRACE( "(%p)\n", ld );
 664
 665     if (ld)
 666         ret = ldap_unbind_ext( ld, NULL, NULL );
 667     else
 668         ret = WLDAP32_LDAP_PARAM_ERROR;
 669
 670 #endif
 671     return ret;
 672 }
 673
 674 /***********************************************************************
 675  *      ldap_unbind_s     (WLDAP32.@)
 676  *
 677  * Close LDAP connection and free resources (synchronous operation).
 678  *
 679  * PARAMS
 680  *  ld  [I] Pointer to an LDAP context.
 681  *
 682  * RETURNS
 683  *  Success: LDAP_SUCCESS
 684  *  Failure: An LDAP error code.
 685  */
 686 ULONG CDECL WLDAP32_ldap_unbind_s( WLDAP32_LDAP *ld )
 687 {
 688     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 689 #ifdef HAVE_LDAP
 690
 691     TRACE( "(%p)\n", ld );
 692
 693     if (ld)
 694         ret = ldap_unbind_ext_s( ld, NULL, NULL );
 695     else
 696         ret = WLDAP32_LDAP_PARAM_ERROR;
 697
 698 #endif
 699     return ret;
 700 }