681 lines
16 KiB
C
681 lines
16 KiB
C
/*
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* WLDAP32 - LDAP support for Wine
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*
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* Copyright 2005 Hans Leidekker
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include "wine/debug.h"
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#include <stdio.h>
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#ifdef HAVE_LDAP_H
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#include <ldap.h>
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#else
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#define LDAP_SUCCESS 0x00
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#define LDAP_NOT_SUPPORTED 0x5c
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#endif
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#include "winldap_private.h"
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#include "wldap32.h"
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#ifdef HAVE_LDAP
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/* Should eventually be determined by the algorithm documented on MSDN. */
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static const WCHAR defaulthost[] = { 'l','o','c','a','l','h','o','s','t',0 };
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/* Split a space separated string of hostnames into a string array */
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static char **split_hostnames( const char *hostnames )
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{
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char **res, *str, *p, *q;
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unsigned int i = 0;
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str = strdupU( hostnames );
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if (!str) return NULL;
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p = str;
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while (isspace( *p )) p++;
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if (*p) i++;
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while (*p)
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{
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if (isspace( *p ))
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{
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while (isspace( *p )) p++;
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if (*p) i++;
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}
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p++;
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}
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res = HeapAlloc( GetProcessHeap(), 0, (i + 1) * sizeof(char *) );
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if (!res)
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{
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HeapFree( GetProcessHeap(), 0, str );
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return NULL;
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}
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p = str;
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while (isspace( *p )) p++;
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q = p;
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i = 0;
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while (*p)
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{
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if (p[1] != '\0')
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{
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if (isspace( *p ))
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{
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*p = '\0'; p++;
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res[i] = strdupU( q );
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if (!res[i]) goto oom;
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i++;
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while (isspace( *p )) p++;
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q = p;
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}
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}
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else
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{
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res[i] = strdupU( q );
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if (!res[i]) goto oom;
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i++;
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}
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p++;
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}
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res[i] = NULL;
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HeapFree( GetProcessHeap(), 0, str );
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return res;
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oom:
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for (--i; i >= 0; i--)
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strfreeU( res[i] );
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HeapFree( GetProcessHeap(), 0, res );
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HeapFree( GetProcessHeap(), 0, str );
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return NULL;
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}
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/* Determine if a URL starts with a known LDAP scheme */
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static int has_ldap_scheme( char *url )
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{
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if (!strncasecmp( url, "ldap://", 7 ) ||
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!strncasecmp( url, "ldaps://", 8 ) ||
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!strncasecmp( url, "ldapi://", 8 ) ||
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!strncasecmp( url, "cldap://", 8 )) return 1;
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return 0;
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}
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/* Flatten an array of hostnames into a space separated string of URLs.
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* Prepend a given scheme and append a given portnumber to each hostname
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* if necessary.
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*/
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static char *join_hostnames( const char *scheme, char **hostnames, ULONG portnumber )
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{
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char *res, *p, *q, **v;
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unsigned int i = 0, size = 0;
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static const char sep[] = " ", fmt[] = ":%d";
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char port[7];
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sprintf( port, fmt, portnumber );
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for (v = hostnames; *v; v++)
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{
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if (!has_ldap_scheme( *v ))
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{
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size += strlen( scheme );
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q = *v;
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}
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else
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/* skip past colon in scheme prefix */
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q = strchr( *v, '/' );
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size += strlen( *v );
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if (!strchr( q, ':' ))
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size += strlen( port );
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i++;
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}
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size += (i - 1) * strlen( sep );
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res = HeapAlloc( GetProcessHeap(), 0, size + 1 );
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if (!res) return NULL;
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p = res;
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for (v = hostnames; *v; v++)
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{
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if (v != hostnames)
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{
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strcpy( p, sep );
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p += strlen( sep );
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}
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if (!has_ldap_scheme( *v ))
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{
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strcpy( p, scheme );
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p += strlen( scheme );
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q = *v;
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}
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else
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/* skip past colon in scheme prefix */
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q = strchr( *v, '/' );
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strcpy( p, *v );
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p += strlen( *v );
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if (!strchr( q, ':' ))
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{
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strcpy( p, port );
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p += strlen( port );
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}
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}
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return res;
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}
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static char *urlify_hostnames( const char *scheme, char *hostnames, ULONG port )
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{
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char *url = NULL, **strarray;
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strarray = split_hostnames( hostnames );
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if (strarray)
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url = join_hostnames( scheme, strarray, port );
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else
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return NULL;
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strarrayfreeU( strarray );
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return url;
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}
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#endif
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WINE_DEFAULT_DEBUG_CHANNEL(wldap32);
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/***********************************************************************
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* cldap_openA (WLDAP32.@)
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*
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* See cldap_openW.
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*/
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WLDAP32_LDAP * CDECL cldap_openA( PCHAR hostname, ULONG portnumber )
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{
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#ifdef HAVE_LDAP
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WLDAP32_LDAP *ld = NULL;
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WCHAR *hostnameW = NULL;
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TRACE( "(%s, %d)\n", debugstr_a(hostname), portnumber );
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if (hostname) {
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hostnameW = strAtoW( hostname );
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if (!hostnameW) goto exit;
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}
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ld = cldap_openW( hostnameW, portnumber );
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exit:
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strfreeW( hostnameW );
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return ld;
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#endif
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return NULL;
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}
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/***********************************************************************
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* cldap_openW (WLDAP32.@)
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*
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* Initialize an LDAP context and create a UDP connection.
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*
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* PARAMS
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* hostname [I] Name of the host to connect to.
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* portnumber [I] Portnumber to use.
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*
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* RETURNS
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* Success: Pointer to an LDAP context.
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* Failure: NULL
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*
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* NOTES
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* The hostname string can be a space separated string of hostnames,
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* in which case the LDAP runtime will try to connect to the hosts
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* in order, until a connection can be made. A hostname may have a
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* trailing portnumber (separated from the hostname by a ':'), which
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* will take precedence over the portnumber supplied as a parameter
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* to this function.
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*/
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WLDAP32_LDAP * CDECL cldap_openW( PWCHAR hostname, ULONG portnumber )
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{
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#ifdef HAVE_LDAP
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LDAP *ld = NULL;
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char *hostnameU = NULL, *url = NULL;
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TRACE( "(%s, %d)\n", debugstr_w(hostname), portnumber );
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if (hostname) {
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hostnameU = strWtoU( hostname );
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if (!hostnameU) goto exit;
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}
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else {
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hostnameU = strWtoU( defaulthost );
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if (!hostnameU) goto exit;
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}
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url = urlify_hostnames( "cldap://", hostnameU, portnumber );
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if (!url) goto exit;
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ldap_initialize( &ld, url );
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exit:
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strfreeU( hostnameU );
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strfreeU( url );
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return ld;
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#endif
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return NULL;
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}
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/***********************************************************************
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* ldap_connect (WLDAP32.@)
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*
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* Connect to an LDAP server.
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*
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* PARAMS
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* ld [I] Pointer to an LDAP context.
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* timeout [I] Pointer to an l_timeval structure specifying the
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* timeout in seconds.
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*
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* RETURNS
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* Success: LDAP_SUCCESS
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* Failure: An LDAP error code.
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*
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* NOTES
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* The timeout parameter may be NULL in which case a default timeout
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* value will be used.
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*/
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ULONG CDECL ldap_connect( WLDAP32_LDAP *ld, struct l_timeval *timeout )
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{
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TRACE( "(%p, %p)\n", ld, timeout );
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if (!ld) return WLDAP32_LDAP_PARAM_ERROR;
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return LDAP_SUCCESS; /* FIXME: do something, e.g. ping the host */
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}
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/***********************************************************************
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* ldap_initA (WLDAP32.@)
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*
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* See ldap_initW.
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*/
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WLDAP32_LDAP * CDECL ldap_initA( PCHAR hostname, ULONG portnumber )
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{
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#ifdef HAVE_LDAP
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WLDAP32_LDAP *ld = NULL;
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WCHAR *hostnameW = NULL;
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TRACE( "(%s, %d)\n", debugstr_a(hostname), portnumber );
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if (hostname) {
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hostnameW = strAtoW( hostname );
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if (!hostnameW) goto exit;
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}
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ld = ldap_initW( hostnameW, portnumber );
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exit:
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strfreeW( hostnameW );
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return ld;
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#endif
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return NULL;
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}
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/***********************************************************************
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* ldap_initW (WLDAP32.@)
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*
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* Initialize an LDAP context and create a TCP connection.
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*
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* PARAMS
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* hostname [I] Name of the host to connect to.
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* portnumber [I] Portnumber to use.
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*
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* RETURNS
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* Success: Pointer to an LDAP context.
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* Failure: NULL
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*
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* NOTES
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* The hostname string can be a space separated string of hostnames,
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* in which case the LDAP runtime will try to connect to the hosts
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* in order, until a connection can be made. A hostname may have a
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* trailing portnumber (separated from the hostname by a ':'), which
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* will take precedence over the portnumber supplied as a parameter
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* to this function. The connection will not be made until the first
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* LDAP function that needs it is called.
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*/
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WLDAP32_LDAP * CDECL ldap_initW( PWCHAR hostname, ULONG portnumber )
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{
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#ifdef HAVE_LDAP
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LDAP *ld = NULL;
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char *hostnameU = NULL, *url = NULL;
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TRACE( "(%s, %d)\n", debugstr_w(hostname), portnumber );
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if (hostname) {
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hostnameU = strWtoU( hostname );
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if (!hostnameU) goto exit;
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}
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else {
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hostnameU = strWtoU( defaulthost );
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if (!hostnameU) goto exit;
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}
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url = urlify_hostnames( "ldap://", hostnameU, portnumber );
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if (!url) goto exit;
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ldap_initialize( &ld, url );
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exit:
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strfreeU( hostnameU );
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strfreeU( url );
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return ld;
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#endif
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return NULL;
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}
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/***********************************************************************
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* ldap_openA (WLDAP32.@)
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*
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* See ldap_openW.
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*/
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WLDAP32_LDAP * CDECL ldap_openA( PCHAR hostname, ULONG portnumber )
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{
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#ifdef HAVE_LDAP
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WLDAP32_LDAP *ld = NULL;
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WCHAR *hostnameW = NULL;
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TRACE( "(%s, %d)\n", debugstr_a(hostname), portnumber );
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if (hostname) {
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hostnameW = strAtoW( hostname );
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if (!hostnameW) goto exit;
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}
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ld = ldap_openW( hostnameW, portnumber );
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exit:
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strfreeW( hostnameW );
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return ld;
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#endif
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return NULL;
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}
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/***********************************************************************
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* ldap_openW (WLDAP32.@)
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*
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* Initialize an LDAP context and create a TCP connection.
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*
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* PARAMS
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* hostname [I] Name of the host to connect to.
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* portnumber [I] Portnumber to use.
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*
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* RETURNS
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* Success: Pointer to an LDAP context.
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* Failure: NULL
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*
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* NOTES
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* The hostname string can be a space separated string of hostnames,
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* in which case the LDAP runtime will try to connect to the hosts
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* in order, until a connection can be made. A hostname may have a
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* trailing portnumber (separated from the hostname by a ':'), which
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* will take precedence over the portnumber supplied as a parameter
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* to this function.
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*/
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WLDAP32_LDAP * CDECL ldap_openW( PWCHAR hostname, ULONG portnumber )
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{
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#ifdef HAVE_LDAP
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LDAP *ld = NULL;
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char *hostnameU = NULL, *url = NULL;
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TRACE( "(%s, %d)\n", debugstr_w(hostname), portnumber );
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if (hostname) {
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hostnameU = strWtoU( hostname );
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if (!hostnameU) goto exit;
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}
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else {
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hostnameU = strWtoU( defaulthost );
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if (!hostnameU) goto exit;
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}
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url = urlify_hostnames( "ldap://", hostnameU, portnumber );
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if (!url) goto exit;
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ldap_initialize( &ld, url );
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exit:
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strfreeU( hostnameU );
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strfreeU( url );
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return ld;
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#endif
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return NULL;
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}
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/***********************************************************************
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* ldap_sslinitA (WLDAP32.@)
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*
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* See ldap_sslinitW.
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*/
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WLDAP32_LDAP * CDECL ldap_sslinitA( PCHAR hostname, ULONG portnumber, int secure )
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{
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#ifdef HAVE_LDAP
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WLDAP32_LDAP *ld;
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WCHAR *hostnameW = NULL;
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TRACE( "(%s, %d, 0x%08x)\n", debugstr_a(hostname), portnumber, secure );
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if (hostname) {
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hostnameW = strAtoW( hostname );
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if (!hostnameW) return NULL;
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}
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ld = ldap_sslinitW( hostnameW, portnumber, secure );
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strfreeW( hostnameW );
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return ld;
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#endif
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return NULL;
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}
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/***********************************************************************
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* ldap_sslinitW (WLDAP32.@)
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*
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* Initialize an LDAP context and create a secure TCP connection.
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*
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* PARAMS
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* hostname [I] Name of the host to connect to.
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* portnumber [I] Portnumber to use.
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* secure [I] Ask the server to create an SSL connection.
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*
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* RETURNS
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* Success: Pointer to an LDAP context.
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* Failure: NULL
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*
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* NOTES
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* The hostname string can be a space separated string of hostnames,
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* in which case the LDAP runtime will try to connect to the hosts
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|
* in order, until a connection can be made. A hostname may have a
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|
* trailing portnumber (separated from the hostname by a ':'), which
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* will take precedence over the portnumber supplied as a parameter
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* to this function. The connection will not be made until the first
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* LDAP function that needs it is called.
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*/
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WLDAP32_LDAP * CDECL ldap_sslinitW( PWCHAR hostname, ULONG portnumber, int secure )
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{
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#ifdef HAVE_LDAP
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WLDAP32_LDAP *ld = NULL;
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char *hostnameU = NULL, *url = NULL;
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TRACE( "(%s, %d, 0x%08x)\n", debugstr_w(hostname), portnumber, secure );
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if (hostname) {
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hostnameU = strWtoU( hostname );
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if (!hostnameU) goto exit;
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}
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else {
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hostnameU = strWtoU( defaulthost );
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if (!hostnameU) goto exit;
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}
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if (secure)
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url = urlify_hostnames( "ldaps://", hostnameU, portnumber );
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else
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url = urlify_hostnames( "ldap://", hostnameU, portnumber );
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if (!url) goto exit;
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ldap_initialize( &ld, url );
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exit:
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strfreeU( hostnameU );
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strfreeU( url );
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return ld;
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#endif
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return NULL;
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}
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/***********************************************************************
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* ldap_start_tls_sA (WLDAP32.@)
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*
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* See ldap_start_tls_sW.
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*/
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ULONG CDECL ldap_start_tls_sA( WLDAP32_LDAP *ld, PULONG retval, WLDAP32_LDAPMessage **result,
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PLDAPControlA *serverctrls, PLDAPControlA *clientctrls )
|
|
{
|
|
ULONG ret = LDAP_NOT_SUPPORTED;
|
|
#ifdef HAVE_LDAP
|
|
LDAPControlW **serverctrlsW = NULL, **clientctrlsW = NULL;
|
|
|
|
ret = WLDAP32_LDAP_NO_MEMORY;
|
|
|
|
TRACE( "(%p, %p, %p, %p, %p)\n", ld, retval, result, serverctrls, clientctrls );
|
|
|
|
if (!ld) return ~0UL;
|
|
|
|
if (serverctrls) {
|
|
serverctrlsW = controlarrayAtoW( serverctrls );
|
|
if (!serverctrlsW) goto exit;
|
|
}
|
|
if (clientctrls) {
|
|
clientctrlsW = controlarrayAtoW( clientctrls );
|
|
if (!clientctrlsW) goto exit;
|
|
}
|
|
|
|
ret = ldap_start_tls_sW( ld, retval, result, serverctrlsW, clientctrlsW );
|
|
|
|
exit:
|
|
controlarrayfreeW( serverctrlsW );
|
|
controlarrayfreeW( clientctrlsW );
|
|
|
|
#endif
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ldap_start_tls_s (WLDAP32.@)
|
|
*
|
|
* Start TLS encryption on an LDAP connection.
|
|
*
|
|
* PARAMS
|
|
* ld [I] Pointer to an LDAP context.
|
|
* retval [I] Return value from the server.
|
|
* result [I] Response message from the server.
|
|
* serverctrls [I] Array of LDAP server controls.
|
|
* clientctrls [I] Array of LDAP client controls.
|
|
*
|
|
* RETURNS
|
|
* Success: LDAP_SUCCESS
|
|
* Failure: An LDAP error code.
|
|
*
|
|
* NOTES
|
|
* LDAP function that needs it is called.
|
|
*/
|
|
ULONG CDECL ldap_start_tls_sW( WLDAP32_LDAP *ld, PULONG retval, WLDAP32_LDAPMessage **result,
|
|
PLDAPControlW *serverctrls, PLDAPControlW *clientctrls )
|
|
{
|
|
ULONG ret = LDAP_NOT_SUPPORTED;
|
|
#ifdef HAVE_LDAP
|
|
LDAPControl **serverctrlsU = NULL, **clientctrlsU = NULL;
|
|
|
|
ret = WLDAP32_LDAP_NO_MEMORY;
|
|
|
|
TRACE( "(%p, %p, %p, %p, %p)\n", ld, retval, result, serverctrls, clientctrls );
|
|
|
|
if (!ld) return ~0UL;
|
|
|
|
if (serverctrls) {
|
|
serverctrlsU = controlarrayWtoU( serverctrls );
|
|
if (!serverctrlsU) goto exit;
|
|
}
|
|
if (clientctrls) {
|
|
clientctrlsU = controlarrayWtoU( clientctrls );
|
|
if (!clientctrlsU) goto exit;
|
|
}
|
|
|
|
ret = ldap_start_tls_s( ld, serverctrlsU, clientctrlsU );
|
|
|
|
exit:
|
|
controlarrayfreeU( serverctrlsU );
|
|
controlarrayfreeU( clientctrlsU );
|
|
|
|
#endif
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ldap_startup (WLDAP32.@)
|
|
*/
|
|
ULONG CDECL ldap_startup( PLDAP_VERSION_INFO version, HANDLE *instance )
|
|
{
|
|
TRACE( "(%p, %p)\n", version, instance );
|
|
return LDAP_SUCCESS;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ldap_stop_tls_s (WLDAP32.@)
|
|
*
|
|
* Stop TLS encryption on an LDAP connection.
|
|
*
|
|
* PARAMS
|
|
* ld [I] Pointer to an LDAP context.
|
|
*
|
|
* RETURNS
|
|
* Success: TRUE
|
|
* Failure: FALSE
|
|
*/
|
|
BOOLEAN CDECL ldap_stop_tls_s( WLDAP32_LDAP *ld )
|
|
{
|
|
TRACE( "(%p)\n", ld );
|
|
return TRUE; /* FIXME: find a way to stop tls on a connection */
|
|
}
|