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free.c
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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
00006  * the License. You may obtain a copy of the License at
00007  * http://www.mozilla.org/MPL/
00008  *
00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00011  * for the specific language governing rights and limitations under the
00012  * License.
00013  *
00014  * The Original Code is Mozilla Communicator client code, released
00015  * March 31, 1998.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998-1999
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPL"), or
00026  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 /*
00038  *  Copyright (c) 1994 The Regents of the University of Michigan.
00039  *  All rights reserved.
00040  */
00041 /*
00042  *  free.c - some free routines are included here to avoid having to
00043  *           link in lots of extra code when not using certain features
00044  */
00045 
00046 #if 0
00047 #ifndef lint 
00048 static char copyright[] = "@(#) Copyright (c) 1994 The Regents of the University of Michigan.\nAll rights reserved.\n";
00049 #endif
00050 #endif
00051 
00052 #include "ldap-int.h"
00053 
00054 void
00055 LDAP_CALL
00056 ldap_getfilter_free( LDAPFiltDesc *lfdp )
00057 {
00058     LDAPFiltList     *flp, *nextflp;
00059     LDAPFiltInfo     *fip, *nextfip;
00060 
00061     if ( lfdp == NULL ) {
00062        return;
00063     }
00064 
00065     for ( flp = lfdp->lfd_filtlist; flp != NULL; flp = nextflp ) {
00066        for ( fip = flp->lfl_ilist; fip != NULL; fip = nextfip ) {
00067            nextfip = fip->lfi_next;
00068            NSLDAPI_FREE( fip->lfi_filter );
00069            NSLDAPI_FREE( fip->lfi_desc );
00070            NSLDAPI_FREE( fip );
00071        }
00072        nextflp = flp->lfl_next;
00073        NSLDAPI_FREE( flp->lfl_pattern );
00074        NSLDAPI_FREE( flp->lfl_delims );
00075        NSLDAPI_FREE( flp->lfl_tag );
00076        NSLDAPI_FREE( flp );
00077     }
00078 
00079     if ( lfdp->lfd_curvalcopy != NULL ) {
00080        NSLDAPI_FREE( lfdp->lfd_curvalcopy );
00081     }
00082     if ( lfdp->lfd_curvalwords != NULL ) {
00083        NSLDAPI_FREE( lfdp->lfd_curvalwords );
00084     }
00085     if ( lfdp->lfd_filtprefix != NULL ) {
00086        NSLDAPI_FREE( lfdp->lfd_filtprefix );
00087     }
00088     if ( lfdp->lfd_filtsuffix != NULL ) {
00089        NSLDAPI_FREE( lfdp->lfd_filtsuffix );
00090     }
00091 
00092     NSLDAPI_FREE( lfdp );
00093 }
00094 
00095 
00096 /*
00097  * free a null-terminated array of pointers to mod structures. the
00098  * structures are freed, not the array itself, unless the freemods
00099  * flag is set.
00100  */
00101 void
00102 LDAP_CALL
00103 ldap_mods_free( LDAPMod **mods, int freemods )
00104 {
00105        int    i;
00106 
00107        if ( !NSLDAPI_VALID_LDAPMOD_ARRAY( mods )) {
00108               return;
00109        }
00110 
00111        for ( i = 0; mods[i] != NULL; i++ ) {
00112               if ( mods[i]->mod_op & LDAP_MOD_BVALUES ) {
00113                      if ( mods[i]->mod_bvalues != NULL ) {
00114                             ber_bvecfree( mods[i]->mod_bvalues );
00115                      }
00116               } else if ( mods[i]->mod_values != NULL ) {
00117                      ldap_value_free( mods[i]->mod_values );
00118               }
00119               if ( mods[i]->mod_type != NULL ) {
00120                      NSLDAPI_FREE( mods[i]->mod_type );
00121               }
00122               NSLDAPI_FREE( (char *) mods[i] );
00123        }
00124 
00125        if ( freemods )
00126               NSLDAPI_FREE( (char *) mods );
00127 }
00128 
00129 
00130 /*
00131  * ldap_memfree() is needed to ensure that memory allocated by the C runtime
00132  * assocated with libldap is freed by the same runtime code.
00133  */
00134 void
00135 LDAP_CALL
00136 ldap_memfree( void *s )
00137 {
00138        if ( s != NULL ) {
00139               NSLDAPI_FREE( s );
00140        }
00141 }
00142 
00143 
00144 /*
00145  * ldap_ber_free() is just a cover for ber_free()
00146  * ber_free() checks for ber == NULL, so we don't bother.
00147  */
00148 void
00149 LDAP_CALL
00150 ldap_ber_free( BerElement *ber, int freebuf )
00151 {
00152        ber_free( ber, freebuf );
00153 }