dlls/wldap32/page.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 #else
  35 #define LDAP_SUCCESS        0x00
  36 #define LDAP_NOT_SUPPORTED  0x5c
  37 #endif
  38
  39 #include "winldap_private.h"
  40 #include "wldap32.h"
  41
  42 #ifndef LDAP_MAXINT
  43 #define LDAP_MAXINT  2147483647
  44 #endif
  45
  46 WINE_DEFAULT_DEBUG_CHANNEL(wldap32);
  47
  48 /***********************************************************************
  49  *      ldap_create_page_controlA     (WLDAP32.@)
  50  *
  51  * See ldap_create_page_controlW.
  52  */
  53 ULONG CDECL ldap_create_page_controlA( WLDAP32_LDAP *ld, ULONG pagesize,
  54     struct WLDAP32_berval *cookie, UCHAR critical, PLDAPControlA *control )
  55 {
  56     ULONG ret = LDAP_NOT_SUPPORTED;
  57 #ifdef HAVE_LDAP
  58     LDAPControlW *controlW = NULL;
  59
  60     TRACE( "(%p, 0x%08x, %p, 0x%02x, %p)\n", ld, pagesize, cookie,
  61            critical, control );
  62
  63     if (!ld || !control || pagesize > LDAP_MAXINT)
  64         return WLDAP32_LDAP_PARAM_ERROR;
  65
  66     ret = ldap_create_page_controlW( ld, pagesize, cookie, critical, &controlW );
  67     if (ret == LDAP_SUCCESS)
  68     {
  69         *control = controlWtoA( controlW );
  70         ldap_control_freeW( controlW );
  71     }
  72
  73 #endif
  74     return ret;
  75 }
  76
  77 #ifdef HAVE_LDAP
  78
  79 /* create a page control by hand */
  80 static ULONG create_page_control( ULONG pagesize, struct WLDAP32_berval *cookie,
  81     UCHAR critical, PLDAPControlW *control )
  82 {
  83     LDAPControlW *ctrl;
  84     BerElement *ber;
  85     ber_tag_t tag;
  86     struct berval *berval, null_cookie = { 0, NULL };
  87     INT ret, len;
  88     char *val;
  89
  90     ber = ber_alloc_t( LBER_USE_DER );
  91     if (!ber) return WLDAP32_LDAP_NO_MEMORY;
  92
  93     if (cookie)
  94         tag = ber_printf( ber, "{iO}", (ber_int_t)pagesize, cookie );
  95     else
  96         tag = ber_printf( ber, "{iO}", (ber_int_t)pagesize, &null_cookie );
  97
  98     ret = ber_flatten( ber, &berval );
  99     ber_free( ber, 1 );
 100
 101     if (tag == LBER_ERROR)
 102         return WLDAP32_LDAP_ENCODING_ERROR;
 103
 104     if (ret == -1)
 105         return WLDAP32_LDAP_NO_MEMORY;
 106
 107     /* copy the berval so it can be properly freed by the caller */
 108     val = HeapAlloc( GetProcessHeap(), 0, berval->bv_len );
 109     if (!val) return WLDAP32_LDAP_NO_MEMORY;
 110
 111     len = berval->bv_len;
 112     memcpy( val, berval->bv_val, len );
 113     ber_bvfree( berval );
 114
 115     ctrl = HeapAlloc( GetProcessHeap(), 0, sizeof(LDAPControlW) );
 116     if (!ctrl)
 117     {
 118         HeapFree( GetProcessHeap(), 0, val );
 119         return WLDAP32_LDAP_NO_MEMORY;
 120     }
 121
 122     ctrl->ldctl_oid = strAtoW( LDAP_PAGED_RESULT_OID_STRING );
 123     ctrl->ldctl_value.bv_len = len;
 124     ctrl->ldctl_value.bv_val = val;
 125     ctrl->ldctl_iscritical = critical;
 126
 127     *control = ctrl;
 128
 129     return LDAP_SUCCESS;
 130 }
 131
 132 #endif /* HAVE_LDAP */
 133
 134 /***********************************************************************
 135  *      ldap_create_page_controlW     (WLDAP32.@)
 136  *
 137  * Create a control for paged search results.
 138  *
 139  * PARAMS
 140  *  ld        [I] Pointer to an LDAP context.
 141  *  pagesize  [I] Number of entries to return per page.
 142  *  cookie    [I] Used by the server to track its location in the
 143  *                search results.
 144  *  critical  [I] Tells the server this control is critical to the
 145  *                search operation.
 146  *  control   [O] LDAPControl created.
 147  *
 148  * RETURNS
 149  *  Success: LDAP_SUCCESS
 150  *  Failure: An LDAP error code.
 151  */
 152 ULONG CDECL ldap_create_page_controlW( WLDAP32_LDAP *ld, ULONG pagesize,
 153     struct WLDAP32_berval *cookie, UCHAR critical, PLDAPControlW *control )
 154 {
 155     ULONG ret = LDAP_NOT_SUPPORTED;
 156 #ifdef HAVE_LDAP
 157
 158     TRACE( "(%p, 0x%08x, %p, 0x%02x, %p)\n", ld, pagesize, cookie,
 159            critical, control );
 160
 161     if (!ld || !control || pagesize > LDAP_MAXINT)
 162         return WLDAP32_LDAP_PARAM_ERROR;
 163
 164     return create_page_control( pagesize, cookie, critical, control );
 165
 166 #endif
 167     return ret;
 168 }
 169
 170 ULONG CDECL ldap_get_next_page( WLDAP32_LDAP *ld, PLDAPSearch search, ULONG pagesize,
 171     ULONG *message )
 172 {
 173     FIXME( "(%p, %p, 0x%08x, %p)\n", ld, search, pagesize, message );
 174
 175     if (!ld) return ~0UL;
 176     return LDAP_NOT_SUPPORTED;
 177 }
 178
 179 ULONG CDECL ldap_get_next_page_s( WLDAP32_LDAP *ld, PLDAPSearch search,
 180     struct l_timeval *timeout, ULONG pagesize, ULONG *count,
 181     WLDAP32_LDAPMessage **results )
 182 {
 183     FIXME( "(%p, %p, %p, 0x%08x, %p, %p)\n", ld, search, timeout,
 184            pagesize, count, results );
 185
 186     if (!ld) return ~0UL;
 187     return LDAP_NOT_SUPPORTED;
 188 }
 189
 190 ULONG CDECL ldap_get_paged_count( WLDAP32_LDAP *ld, PLDAPSearch search,
 191     ULONG *count, WLDAP32_LDAPMessage *results )
 192 {
 193     ULONG ret = LDAP_NOT_SUPPORTED;
 194 #ifdef HAVE_LDAP
 195     FIXME( "(%p, %p, %p, %p)\n", ld, search, count, results );
 196
 197     if (!ld) return WLDAP32_LDAP_PARAM_ERROR;
 198     /* FIXME: save the cookie from the server here */
 199
 200 #endif
 201     return ret;
 202 }
 203
 204 /***********************************************************************
 205  *      ldap_parse_page_controlA      (WLDAP32.@)
 206  */
 207 ULONG CDECL ldap_parse_page_controlA( WLDAP32_LDAP *ld, PLDAPControlA *ctrls,
 208     ULONG *count, struct WLDAP32_berval **cookie )
 209 {
 210     ULONG ret = LDAP_NOT_SUPPORTED;
 211 #ifdef HAVE_LDAP
 212     LDAPControlW **ctrlsW = NULL;
 213
 214     TRACE( "(%p, %p, %p, %p)\n", ld, ctrls, count, cookie );
 215
 216     if (!ld || !ctrls || !count || !cookie)
 217         return WLDAP32_LDAP_PARAM_ERROR;
 218
 219     ctrlsW = controlarrayAtoW( ctrls );
 220     if (!ctrlsW) return WLDAP32_LDAP_NO_MEMORY;
 221
 222     ret = ldap_parse_page_controlW( ld, ctrlsW, count, cookie );
 223     controlarrayfreeW( ctrlsW );
 224
 225 #endif
 226     return ret;
 227 }
 228
 229 /***********************************************************************
 230  *      ldap_parse_page_controlW      (WLDAP32.@)
 231  */
 232 ULONG CDECL ldap_parse_page_controlW( WLDAP32_LDAP *ld, PLDAPControlW *ctrls,
 233     ULONG *count, struct WLDAP32_berval **cookie )
 234 {
 235     ULONG ret = LDAP_NOT_SUPPORTED;
 236 #ifdef HAVE_LDAP
 237     LDAPControlW *control = NULL;
 238     BerElement *ber;
 239     ber_tag_t tag;
 240     ULONG i;
 241
 242     TRACE( "(%p, %p, %p, %p)\n", ld, ctrls, count, cookie );
 243
 244     if (!ld || !ctrls || !count || !cookie)
 245         return WLDAP32_LDAP_PARAM_ERROR;
 246
 247     for (i = 0; ctrls[i]; i++)
 248     {
 249         if (!lstrcmpW( LDAP_PAGED_RESULT_OID_STRING_W, ctrls[i]->ldctl_oid ))
 250             control = ctrls[i];
 251     }
 252
 253     if (!control)
 254         return WLDAP32_LDAP_CONTROL_NOT_FOUND;
 255
 256     ber = ber_init( &((LDAPControl *)control)->ldctl_value );
 257     if (!ber)
 258         return WLDAP32_LDAP_NO_MEMORY;
 259
 260     tag = ber_scanf( ber, "{iO}", count, cookie );
 261     if ( tag == LBER_ERROR )
 262         ret = WLDAP32_LDAP_DECODING_ERROR;
 263     else
 264         ret = LDAP_SUCCESS;
 265
 266     ber_free( ber, 1 );
 267
 268 #endif
 269     return ret;
 270 }
 271
 272 ULONG CDECL ldap_search_abandon_page( WLDAP32_LDAP *ld, PLDAPSearch search )
 273 {
 274     FIXME( "(%p, %p)\n", ld, search );
 275
 276     if (!ld) return ~0UL;
 277     return LDAP_SUCCESS;
 278 }
 279
 280 PLDAPSearch CDECL ldap_search_init_pageA( WLDAP32_LDAP *ld, PCHAR dn, ULONG scope,
 281     PCHAR filter, PCHAR attrs[], ULONG attrsonly, PLDAPControlA *serverctrls,
 282     PLDAPControlA *clientctrls, ULONG timelimit, ULONG sizelimit, PLDAPSortKeyA *sortkeys )
 283 {
 284     FIXME( "(%p, %s, 0x%08x, %s, %p, 0x%08x)\n", ld, debugstr_a(dn),
 285            scope, debugstr_a(filter), attrs, attrsonly );
 286     return NULL;
 287 }
 288
 289 PLDAPSearch CDECL ldap_search_init_pageW( WLDAP32_LDAP *ld, PWCHAR dn, ULONG scope,
 290     PWCHAR filter, PWCHAR attrs[], ULONG attrsonly, PLDAPControlW *serverctrls,
 291     PLDAPControlW *clientctrls, ULONG timelimit, ULONG sizelimit, PLDAPSortKeyW *sortkeys )
 292 {
 293     FIXME( "(%p, %s, 0x%08x, %s, %p, 0x%08x)\n", ld, debugstr_w(dn),
 294            scope, debugstr_w(filter), attrs, attrsonly );
 295     return NULL;
 296 }