dlls/wldap32/misc.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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include "wine/port.h"
  24 #include "wine/debug.h"
  25
  26 #include <stdarg.h>
  27 #include <stdio.h>
  28
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "winnls.h"
  32
  33 #ifdef HAVE_LDAP_H
  34 #include <ldap.h>
  35 #else
  36 #define LDAP_SUCCESS        0x00
  37 #define LDAP_NOT_SUPPORTED  0x5c
  38 #endif
  39
  40 #include "winldap_private.h"
  41 #include "wldap32.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(wldap32);
  44
  45 ULONG WLDAP32_ldap_abandon( WLDAP32_LDAP *ld, ULONG msgid )
  46 {
  47     ULONG ret = LDAP_NOT_SUPPORTED;
  48 #ifdef HAVE_LDAP
  49
  50     TRACE( "(%p, 0x%08lx)\n", ld, msgid );
  51
  52     if (!ld) return ~0UL;
  53     ret = ldap_abandon( ld, msgid );
  54
  55 #endif
  56     return ret;
  57 }
  58
  59 ULONG ldap_check_filterA( WLDAP32_LDAP *ld, PCHAR filter )
  60 {
  61     ULONG ret;
  62     WCHAR *filterW = NULL;
  63
  64     TRACE( "(%p, %s)\n", ld, debugstr_a(filter) );
  65
  66     if (!ld) return WLDAP32_LDAP_PARAM_ERROR;
  67
  68     if (filter) {
  69         filterW = strAtoW( filter );
  70         if (!filterW) return WLDAP32_LDAP_NO_MEMORY;
  71     }
  72
  73     ret = ldap_check_filterW( ld, filterW );
  74
  75     strfreeW( filterW );
  76     return ret;
  77 }
  78
  79 ULONG ldap_check_filterW( WLDAP32_LDAP *ld, PWCHAR filter )
  80 {
  81     TRACE( "(%p, %s)\n", ld, debugstr_w(filter) );
  82
  83     if (!ld) return WLDAP32_LDAP_PARAM_ERROR;
  84     return LDAP_SUCCESS;
  85 }
  86
  87 ULONG ldap_cleanup( HANDLE instance )
  88 {
  89     TRACE( "(%p)\n", instance );
  90     return LDAP_SUCCESS;
  91 }
  92
  93 WLDAP32_LDAP *ldap_conn_from_msg( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *res )
  94 {
  95     TRACE( "(%p, %p)\n", ld, res );
  96
  97     if (!ld || !res) return NULL;
  98     return ld; /* FIXME: not always correct */
  99 }
 100
 101 ULONG WLDAP32_ldap_count_entries( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *res )
 102 {
 103     ULONG ret = LDAP_NOT_SUPPORTED;
 104 #ifdef HAVE_LDAP
 105
 106     TRACE( "(%p, %p)\n", ld, res );
 107
 108     if (!ld) return ~0UL;
 109     ret = ldap_count_entries( ld, res );
 110
 111 #endif
 112     return ret;
 113 }
 114
 115 ULONG WLDAP32_ldap_count_references( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *res )
 116 {
 117     ULONG ret = LDAP_NOT_SUPPORTED;
 118 #ifdef HAVE_LDAP
 119
 120     TRACE( "(%p, %p)\n", ld, res );
 121
 122     if (!ld) return 0;
 123     ret = ldap_count_references( ld, res );
 124
 125 #endif
 126     return ret;
 127 }
 128
 129 static ULONG get_escape_size( PCHAR src, ULONG srclen )
 130 {
 131     ULONG i, size = 0;
 132
 133     if (src)
 134     {
 135         for (i = 0; i < srclen; i++)
 136         {
 137             if ((src[i] >= '0' && src[i] <= '9') ||
 138                 (src[i] >= 'A' && src[i] <= 'Z') ||
 139                 (src[i] >= 'a' && src[i] <= 'z'))
 140                 size++;
 141             else
 142                 size += 3;
 143         }
 144     }
 145     return size + 1;
 146 }
 147
 148 static void escape_filter_element( PCHAR src, ULONG srclen, PCHAR dst )
 149 {
 150     ULONG i;
 151     char fmt[] = "\\%02X";
 152     char *d = dst;
 153
 154     for (i = 0; i < srclen; i++)
 155     {
 156         if ((src[i] >= '0' && src[i] <= '9') ||
 157             (src[i] >= 'A' && src[i] <= 'Z') ||
 158             (src[i] >= 'a' && src[i] <= 'z'))
 159             *d++ = src[i];
 160         else
 161         {
 162             sprintf( d, fmt, (unsigned char)src[i] );
 163             d += 3;
 164         }
 165     }
 166     *++d = 0;
 167 }
 168
 169 ULONG ldap_escape_filter_elementA( PCHAR src, ULONG srclen, PCHAR dst, ULONG dstlen )
 170 {
 171     ULONG len;
 172
 173     TRACE( "(%p, 0x%08lx, %p, 0x%08lx)\n", src, srclen, dst, dstlen );
 174
 175     len = get_escape_size( src, srclen );
 176     if (!dst) return len;
 177
 178     if (!src || dstlen < len)
 179         return WLDAP32_LDAP_PARAM_ERROR;
 180     else
 181     {
 182         escape_filter_element( src, srclen, dst );
 183         return LDAP_SUCCESS;
 184     }
 185 }
 186
 187 ULONG ldap_escape_filter_elementW( PCHAR src, ULONG srclen, PWCHAR dst, ULONG dstlen )
 188 {
 189     ULONG len;
 190
 191     TRACE( "(%p, 0x%08lx, %p, 0x%08lx)\n", src, srclen, dst, dstlen );
 192
 193     len = get_escape_size( src, srclen );
 194     if (!dst) return len;
 195
 196     /* no matter what you throw at it, this is what native returns */
 197     return WLDAP32_LDAP_PARAM_ERROR;
 198 }
 199
 200 PCHAR ldap_first_attributeA( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *entry,
 201     WLDAP32_BerElement** ptr )
 202 {
 203     PCHAR ret = NULL;
 204 #ifdef HAVE_LDAP
 205     WCHAR *retW;
 206
 207     TRACE( "(%p, %p, %p)\n", ld, entry, ptr );
 208
 209     if (!ld || !entry) return NULL;
 210     retW = ldap_first_attributeW( ld, entry, ptr );
 211
 212     ret = strWtoA( retW );
 213     ldap_memfreeW( retW );
 214
 215 #endif
 216     return ret;
 217 }
 218
 219 PWCHAR ldap_first_attributeW( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *entry,
 220     WLDAP32_BerElement** ptr )
 221 {
 222     PWCHAR ret = NULL;
 223 #ifdef HAVE_LDAP
 224     char *retU;
 225
 226     TRACE( "(%p, %p, %p)\n", ld, entry, ptr );
 227
 228     if (!ld || !entry) return NULL;
 229     retU = ldap_first_attribute( ld, entry, ptr );
 230
 231     ret = strUtoW( retU );
 232     ldap_memfree( retU );
 233
 234 #endif
 235     return ret;
 236 }
 237
 238 WLDAP32_LDAPMessage *WLDAP32_ldap_first_entry( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *res )
 239 {
 240 #ifdef HAVE_LDAP
 241
 242     TRACE( "(%p, %p)\n", ld, res );
 243
 244     if (!ld || !res) return NULL;
 245     return ldap_first_entry( ld, res );
 246
 247 #endif
 248     return NULL;
 249 }
 250
 251 WLDAP32_LDAPMessage *WLDAP32_ldap_first_reference( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *res )
 252 {
 253 #ifdef HAVE_LDAP
 254
 255     TRACE( "(%p, %p)\n", ld, res );
 256
 257     if (!ld) return NULL;
 258     return ldap_first_reference( ld, res );
 259
 260 #endif
 261     return NULL;
 262 }
 263
 264 void ldap_memfreeA( PCHAR block )
 265 {
 266     TRACE( "(%p)\n", block );
 267     strfreeA( block );
 268 }
 269
 270 void ldap_memfreeW( PWCHAR block )
 271 {
 272     TRACE( "(%p)\n", block );
 273     strfreeW( block );
 274 }
 275
 276 ULONG WLDAP32_ldap_msgfree( WLDAP32_LDAPMessage *res )
 277 {
 278     ULONG ret = LDAP_SUCCESS;
 279 #ifdef HAVE_LDAP
 280
 281     TRACE( "(%p)\n", res );
 282     ldap_msgfree( res );
 283
 284 #endif
 285     return ret;
 286 }
 287
 288 PCHAR ldap_next_attributeA( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *entry,
 289     WLDAP32_BerElement *ptr )
 290 {
 291     PCHAR ret = NULL;
 292 #ifdef HAVE_LDAP
 293     WCHAR *retW;
 294
 295     TRACE( "(%p, %p, %p)\n", ld, entry, ptr );
 296
 297     if (!ld || !entry || !ptr) return NULL;
 298     retW = ldap_next_attributeW( ld, entry, ptr );
 299
 300     ret = strWtoA( retW );
 301     ldap_memfreeW( retW );
 302
 303 #endif
 304     return ret;
 305 }
 306
 307 PWCHAR ldap_next_attributeW( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *entry,
 308     WLDAP32_BerElement *ptr )
 309 {
 310     PWCHAR ret = NULL;
 311 #ifdef HAVE_LDAP
 312     char *retU;
 313
 314     TRACE( "(%p, %p, %p)\n", ld, entry, ptr );
 315
 316     if (!ld || !entry || !ptr) return NULL;
 317     retU = ldap_next_attribute( ld, entry, ptr );
 318
 319     ret = strUtoW( retU );
 320     ldap_memfree( retU );
 321
 322 #endif
 323     return ret;
 324 }
 325
 326 WLDAP32_LDAPMessage *WLDAP32_ldap_next_entry( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *entry )
 327 {
 328 #ifdef HAVE_LDAP
 329
 330     TRACE( "(%p, %p)\n", ld, entry );
 331
 332     if (!ld || !entry) return NULL;
 333     return ldap_next_entry( ld, entry );
 334
 335 #endif
 336     return NULL;
 337 }
 338
 339 WLDAP32_LDAPMessage *WLDAP32_ldap_next_reference( WLDAP32_LDAP *ld, WLDAP32_LDAPMessage *entry )
 340 {
 341 #ifdef HAVE_LDAP
 342
 343     TRACE( "(%p, %p)\n", ld, entry );
 344
 345     if (!ld || !entry) return NULL;
 346     return ldap_next_reference( ld, entry );
 347
 348 #endif
 349     return NULL;
 350 }
 351
 352 ULONG WLDAP32_ldap_result( WLDAP32_LDAP *ld, ULONG msgid, ULONG all,
 353     struct l_timeval *timeout, WLDAP32_LDAPMessage **res )
 354 {
 355     ULONG ret = WLDAP32_LDAP_NOT_SUPPORTED;
 356 #ifdef HAVE_LDAP
 357
 358     TRACE( "(%p, 0x%08lx, 0x%08lx, %p, %p)\n", ld, msgid, all, timeout, res );
 359
 360     if (!ld || !res) return ~0UL;
 361     ret = ldap_result( ld, msgid, all, (struct timeval *)timeout, res );
 362
 363 #endif
 364     return ret;
 365 }
 366
 367 int LdapUnicodeToUTF8( LPCWSTR src, int srclen, LPSTR dst, int dstlen )
 368 {
 369     return WideCharToMultiByte( CP_UTF8, 0, src, srclen, dst, dstlen, NULL, NULL );
 370 }
 371
 372 int LdapUTF8ToUnicode( LPCSTR src, int srclen, LPWSTR dst, int dstlen )
 373 {
 374     return MultiByteToWideChar( CP_UTF8, 0, src, srclen, dst, dstlen );
 375 }