353 lines
11 KiB
C
353 lines
11 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 <stdarg.h>
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#include <stdlib.h>
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#include <limits.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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#include "winldap.h"
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#include "winber.h"
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#include "wine/debug.h"
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#include "winldap_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wldap32);
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static struct berval null_cookieW = { 0, NULL };
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/***********************************************************************
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* ldap_create_page_controlA (WLDAP32.@)
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*
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* See ldap_create_page_controlW.
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*/
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ULONG CDECL ldap_create_page_controlA( LDAP *ld, ULONG pagesize, struct berval *cookie, UCHAR critical,
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LDAPControlA **control )
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{
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ULONG ret;
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LDAPControlW *controlW = NULL;
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TRACE( "(%p, %#lx, %p, 0x%02x, %p)\n", ld, pagesize, cookie, critical, control );
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if (!ld || !control || pagesize > INT_MAX) return LDAP_PARAM_ERROR;
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ret = ldap_create_page_controlW( ld, pagesize, cookie, critical, &controlW );
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if (ret == LDAP_SUCCESS)
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{
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*control = controlWtoA( controlW );
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ldap_control_freeW( controlW );
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}
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return ret;
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}
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/* create a page control by hand */
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static ULONG create_page_control( ULONG pagesize, struct berval *cookie, UCHAR critical, LDAPControlW **control )
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{
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LDAPControlW *ctrl;
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BerElement *ber;
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struct berval *berval, *vec[2];
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int ret, len;
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char *val;
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if (!(ber = ber_alloc_t( LBER_USE_DER ))) return LDAP_NO_MEMORY;
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vec[1] = NULL;
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if (cookie)
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vec[0] = cookie;
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else
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vec[0] = &null_cookieW;
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len = ber_printf( ber, (char *)"{iV}", pagesize, vec );
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ret = ber_flatten( ber, &berval );
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ber_free( ber, 1 );
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if (len == LBER_ERROR) return LDAP_ENCODING_ERROR;
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if (ret == -1) return LDAP_NO_MEMORY;
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/* copy the berval so it can be properly freed by the caller */
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if (!(val = malloc( berval->bv_len ))) return LDAP_NO_MEMORY;
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len = berval->bv_len;
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memcpy( val, berval->bv_val, len );
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ber_bvfree( berval );
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if (!(ctrl = malloc( sizeof(*ctrl) )))
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{
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free( val );
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return LDAP_NO_MEMORY;
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}
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if (!(ctrl->ldctl_oid = strAtoW( LDAP_PAGED_RESULT_OID_STRING )))
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{
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free( val );
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free( ctrl );
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return LDAP_NO_MEMORY;
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}
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ctrl->ldctl_value.bv_len = len;
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ctrl->ldctl_value.bv_val = val;
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ctrl->ldctl_iscritical = critical;
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*control = ctrl;
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return LDAP_SUCCESS;
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}
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/***********************************************************************
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* ldap_create_page_controlW (WLDAP32.@)
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*
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* Create a control for paged search results.
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*
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* PARAMS
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* ld [I] Pointer to an LDAP context.
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* pagesize [I] Number of entries to return per page.
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* cookie [I] Used by the server to track its location in the
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* search results.
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* critical [I] Tells the server this control is critical to the
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* search operation.
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* control [O] LDAPControl created.
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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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ULONG CDECL ldap_create_page_controlW( LDAP *ld, ULONG pagesize, struct berval *cookie, UCHAR critical,
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LDAPControlW **control )
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{
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TRACE( "(%p, %#lx, %p, 0x%02x, %p)\n", ld, pagesize, cookie, critical, control );
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if (!ld || !control || pagesize > INT_MAX) return LDAP_PARAM_ERROR;
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return create_page_control( pagesize, cookie, critical, control );
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}
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ULONG CDECL ldap_get_next_page( LDAP *ld, LDAPSearch *search, ULONG pagesize, ULONG *message )
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{
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FIXME( "(%p, %p, %#lx, %p)\n", ld, search, pagesize, message );
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if (!ld) return ~0u;
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return LDAP_NOT_SUPPORTED;
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}
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ULONG CDECL ldap_get_next_page_s( LDAP *ld, LDAPSearch *search, struct l_timeval *timeout, ULONG pagesize,
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ULONG *count, LDAPMessage **results )
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{
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ULONG ret;
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TRACE( "(%p, %p, %p, %lu, %p, %p)\n", ld, search, timeout, pagesize, count, results );
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if (!ld || !search || !count || !results) return ~0u;
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if (search->cookie && !search->cookie->bv_len)
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{
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/* end of paged results */
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*count = 0;
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*results = NULL;
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return LDAP_NO_RESULTS_RETURNED;
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}
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if (search->serverctrls[0])
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{
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controlfreeW( search->serverctrls[0] );
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search->serverctrls[0] = NULL;
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}
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TRACE("search->cookie: %s\n", search->cookie ? debugstr_an(search->cookie->bv_val, search->cookie->bv_len) : "NULL");
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ret = ldap_create_page_controlW( ld, pagesize, search->cookie, 1, &search->serverctrls[0] );
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if (ret != LDAP_SUCCESS) return ret;
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ret = ldap_search_ext_sW( ld, search->dn, search->scope, search->filter, search->attrs, search->attrsonly,
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search->serverctrls, search->clientctrls,
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search->timeout.tv_sec ? &search->timeout : NULL, search->sizelimit, results );
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if (ret != LDAP_SUCCESS) return ret;
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return ldap_get_paged_count( ld, search, count, *results );
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}
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ULONG CDECL ldap_get_paged_count( LDAP *ld, LDAPSearch *search, ULONG *count, LDAPMessage *results )
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{
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ULONG ret;
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LDAPControlW **server_ctrls = NULL;
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TRACE( "(%p, %p, %p, %p)\n", ld, search, count, results );
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if (!ld || !count || !results) return LDAP_PARAM_ERROR;
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*count = 0;
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ret = ldap_parse_resultW( ld, results, NULL, NULL, NULL, NULL, &server_ctrls, 0 );
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if (ret != LDAP_SUCCESS) return ret;
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if (!server_ctrls) /* assume end of paged results */
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{
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search->cookie = &null_cookieW;
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return LDAP_SUCCESS;
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}
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free( search->cookie );
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search->cookie = NULL;
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ret = ldap_parse_page_controlW( ld, server_ctrls, count, &search->cookie );
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if (ret == LDAP_SUCCESS)
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TRACE( "new search->cookie: %s, count %lu\n",
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debugstr_an(search->cookie->bv_val, search->cookie->bv_len), *count );
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ldap_controls_freeW( server_ctrls );
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return ret;
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}
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/***********************************************************************
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* ldap_parse_page_controlA (WLDAP32.@)
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*/
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ULONG CDECL ldap_parse_page_controlA( LDAP *ld, LDAPControlA **ctrls, ULONG *count, struct berval **cookie )
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{
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ULONG ret;
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LDAPControlW **ctrlsW = NULL;
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TRACE( "(%p, %p, %p, %p)\n", ld, ctrls, count, cookie );
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if (!ld || !ctrls || !count || !cookie) return LDAP_PARAM_ERROR;
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if (!(ctrlsW = controlarrayAtoW( ctrls ))) return LDAP_NO_MEMORY;
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ret = ldap_parse_page_controlW( ld, ctrlsW, count, cookie );
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controlarrayfreeW( ctrlsW );
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return ret;
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}
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/***********************************************************************
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* ldap_parse_page_controlW (WLDAP32.@)
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*/
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ULONG CDECL ldap_parse_page_controlW( LDAP *ld, LDAPControlW **ctrls, ULONG *ret_count, struct berval **ret_cookie )
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{
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ULONG ret, count;
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LDAPControlW *control = NULL;
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BerElement *ber;
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struct berval *cookie = NULL;
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int tag;
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ULONG i;
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TRACE( "(%p, %p, %p, %p)\n", ld, ctrls, ret_count, ret_cookie );
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if (!ld || !ctrls || !ret_count || !ret_cookie) return LDAP_PARAM_ERROR;
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for (i = 0; ctrls[i]; i++)
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{
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if (!wcscmp( LDAP_PAGED_RESULT_OID_STRING_W, ctrls[i]->ldctl_oid ))
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control = ctrls[i];
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}
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if (!control) return LDAP_CONTROL_NOT_FOUND;
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if (!(ber = ber_init( &control->ldctl_value ))) return LDAP_NO_MEMORY;
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tag = ber_scanf( ber, (char *)"{iO}", &count, &cookie );
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if (tag == LBER_ERROR) ret = LDAP_DECODING_ERROR;
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else
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{
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*ret_count = count;
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*ret_cookie = cookie;
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ret = LDAP_SUCCESS;
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}
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ber_free( ber, 1 );
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return ret;
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}
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ULONG CDECL ldap_search_abandon_page( LDAP *ld, LDAPSearch *search )
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{
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LDAPControlW **ctrls;
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TRACE( "(%p, %p)\n", ld, search );
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if (!ld || !search) return ~0u;
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free( search->dn );
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free( search->filter );
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strarrayfreeW( search->attrs );
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ctrls = search->serverctrls;
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controlfreeW( ctrls[0] ); /* page control */
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ctrls++;
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while (*ctrls) controlfreeW( *ctrls++ );
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free( search->serverctrls );
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controlarrayfreeW( search->clientctrls );
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if (search->cookie && search->cookie != &null_cookieW) free( search->cookie );
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free( search );
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return LDAP_SUCCESS;
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}
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LDAPSearch * CDECL ldap_search_init_pageA( LDAP *ld, char *dn, ULONG scope, char *filter, char **attrs,
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ULONG attrsonly, LDAPControlA **serverctrls, LDAPControlA **clientctrls, ULONG timelimit, ULONG sizelimit,
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LDAPSortKeyA **sortkeys )
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{
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FIXME( "(%p, %s, %#lx, %s, %p, %#lx, %p, %p, %#lx, %#lx, %p)\n", ld, debugstr_a(dn), scope,
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debugstr_a(filter), attrs, attrsonly, serverctrls, clientctrls, timelimit, sizelimit, sortkeys );
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return NULL;
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}
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LDAPSearch * CDECL ldap_search_init_pageW( LDAP *ld, WCHAR *dn, ULONG scope, WCHAR *filter, WCHAR **attrs,
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ULONG attrsonly, LDAPControlW **serverctrls, LDAPControlW **clientctrls, ULONG timelimit, ULONG sizelimit,
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LDAPSortKeyW **sortkeys )
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{
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LDAPSearch *search;
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DWORD i, len;
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TRACE( "(%p, %s, %#lx, %s, %p, %#lx, %p, %p, %#lx, %#lx, %p)\n", ld, debugstr_w(dn), scope,
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debugstr_w(filter), attrs, attrsonly, serverctrls, clientctrls, timelimit, sizelimit, sortkeys );
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if (!(search = calloc( 1, sizeof(*search) )))
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{
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ld->ld_errno = LDAP_NO_MEMORY;
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return NULL;
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}
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if (dn && !(search->dn = strdupW( dn ))) goto fail;
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if (filter && !(search->filter = strdupW( filter ))) goto fail;
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if (attrs && !(search->attrs = strarraydupW( attrs ))) goto fail;
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len = serverctrls ? controlarraylenW( serverctrls ) : 0;
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if (!(search->serverctrls = malloc( sizeof(LDAPControlW *) * (len + 2) ))) goto fail;
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search->serverctrls[0] = NULL; /* reserve 0 for page control */
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for (i = 0; i < len; i++)
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{
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if (!(search->serverctrls[i + 1] = controldupW( serverctrls[i] )))
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{
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for (; i > 0; i--) controlfreeW( search->serverctrls[i] );
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goto fail;
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}
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}
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search->serverctrls[len + 1] = NULL;
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if (clientctrls && !(search->clientctrls = controlarraydupW( clientctrls )))
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{
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for (i = 0; i < len; i++) controlfreeW( search->serverctrls[i] );
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goto fail;
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}
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search->scope = scope;
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search->attrsonly = attrsonly;
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search->timeout.tv_sec = timelimit;
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search->timeout.tv_usec = 0;
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search->sizelimit = sizelimit;
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search->cookie = NULL;
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return search;
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fail:
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ldap_search_abandon_page( ld, search );
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ld->ld_errno = LDAP_NO_MEMORY;
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return NULL;
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}
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