git.sur5r.net Git - openldap/blob - servers/slapd/back-ldap/modrdn.c

   1 /* modrdn.c - ldap backend modrdn function */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7 /* This is an altered version */
   8 /*
   9  * Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
  10  *
  11  * Permission is granted to anyone to use this software for any purpose
  12  * on any computer system, and to alter it and redistribute it, subject
  13  * to the following restrictions:
  14  *
  15  * 1. The author is not responsible for the consequences of use of this
  16  *    software, no matter how awful, even if they arise from flaws in it.
  17  *
  18  * 2. The origin of this software must not be misrepresented, either by
  19  *    explicit claim or by omission.  Since few users ever read sources,
  20  *    credits should appear in the documentation.
  21  *
  22  * 3. Altered versions must be plainly marked as such, and must not be
  23  *    misrepresented as being the original software.  Since few users
  24  *    ever read sources, credits should appear in the documentation.
  25  *
  26  * 4. This notice may not be removed or altered.
  27  *
  28  *
  29  *
  30  * Copyright 2000, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
  31  *
  32  * This software is being modified by Pierangelo Masarati.
  33  * The previously reported conditions apply to the modified code as well.
  34  * Changes in the original code are highlighted where required.
  35  * Credits for the original code go to the author, Howard Chu.
  36  */
  37
  38 #include "portable.h"
  39
  40 #include <stdio.h>
  41
  42 #include <ac/socket.h>
  43 #include <ac/string.h>
  44
  45 #include "slap.h"
  46 #include "back-ldap.h"
  47
  48 int
  49 ldap_back_modrdn(
  50     Backend     *be,
  51     Connection  *conn,
  52     Operation   *op,
  53     const char  *dn,
  54     const char  *ndn,
  55     const char  *newrdn,
  56     int         deleteoldrdn,
  57     const char  *newSuperior
  58 )
  59 {
  60         struct ldapinfo *li = (struct ldapinfo *) be->be_private;
  61         struct ldapconn *lc;
  62
  63         char *mdn = NULL, *mnewSuperior = NULL;
  64
  65         lc = ldap_back_getconn( li, conn, op );
  66         if ( !lc || !ldap_back_dobind(lc, op) ) {
  67                 return( -1 );
  68         }
  69
  70         if (newSuperior) {
  71                 int version = LDAP_VERSION3;
  72                 ldap_set_option( lc->ld, LDAP_OPT_PROTOCOL_VERSION, &version);
  73
  74                 /*
  75                  * Rewrite the new superior, if defined and required
  76                  */
  77 #ifdef ENABLE_REWRITE
  78                 switch ( rewrite_session( li->rwinfo, "newSuperiorDn",
  79                                         newSuperior, conn, &mnewSuperior ) ) {
  80                 case REWRITE_REGEXEC_OK:
  81                         if ( mnewSuperior == NULL ) {
  82                                 mnewSuperior = ( char * )newSuperior;
  83                         }
  84 #ifdef NEW_LOGGING
  85                         LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
  86                                         "[rw] newSuperiorDn:"
  87                                         " \"%s\" -> \"%s\"\n",
  88                                         newSuperior, mnewSuperior ));
  89 #else /* !NEW_LOGGING */
  90                         Debug( LDAP_DEBUG_ARGS, "rw> newSuperiorDn:"
  91                                         " \"%s\" -> \"%s\"\n%s",
  92                                         newSuperior, mnewSuperior, "" );
  93 #endif /* !NEW_LOGGING */
  94                         break;
  95
  96                 case REWRITE_REGEXEC_UNWILLING:
  97                         send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
  98                                         NULL, "Unwilling to perform",
  99                                         NULL, NULL );
 100                         return( -1 );
 101
 102                 case REWRITE_REGEXEC_ERR:
 103                         send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
 104                                         NULL, "Operations error",
 105                                         NULL, NULL );
 106                         return( -1 );
 107                 }
 108 #else /* !ENABLE_REWRITE */
 109                 mnewSuperior = ldap_back_dn_massage( li,
 110                                 ch_strdup( newSuperior ), 0 );
 111                 if ( mnewSuperior == NULL ) {
 112                         return( -1 );
 113                 }
 114 #endif /* !ENABLE_REWRITE */
 115         }
 116
 117 #ifdef ENABLE_REWRITE
 118         /*
 119          * Rewrite the modrdn dn, if required
 120          */
 121         switch ( rewrite_session( li->rwinfo, "modrDn", dn, conn, &mdn ) ) {
 122         case REWRITE_REGEXEC_OK:
 123                 if ( mdn == NULL ) {
 124                         mdn = ( char * )dn;
 125                 }
 126 #ifdef NEW_LOGGING
 127                 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
 128                                 "[rw] modrDn: \"%s\" -> \"%s\"\n", dn, mdn ));
 129 #else /* !NEW_LOGGING */
 130                 Debug( LDAP_DEBUG_ARGS, "rw> modrDn: \"%s\" -> \"%s\"\n%s",
 131                                 dn, mdn, "" );
 132 #endif /* !NEW_LOGGING */
 133                 break;
 134
 135         case REWRITE_REGEXEC_UNWILLING:
 136                 send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
 137                                 NULL, "Unwilling to perform", NULL, NULL );
 138                 return( -1 );
 139
 140         case REWRITE_REGEXEC_ERR:
 141                 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
 142                                 NULL, "Operations error", NULL, NULL );
 143                 return( -1 );
 144         }
 145 #else /* !ENABLE_REWRITE */
 146         mdn = ldap_back_dn_massage( li, ch_strdup( dn ), 0 );
 147 #endif /* !ENABLE_REWRITE */
 148
 149         ldap_rename2_s( lc->ld, mdn, newrdn, mnewSuperior, deleteoldrdn );
 150
 151 #ifdef ENABLE_REWRITE
 152         if ( mdn != dn ) {
 153 #endif /* ENABLE_REWRITE */
 154         free( mdn );
 155 #ifdef ENABLE_REWRITE
 156         }
 157 #endif /* ENABLE_REWRITE */
 158         if ( mnewSuperior != NULL
 159 #ifdef ENABLE_REWRITE
 160                         && mnewSuperior != newSuperior
 161 #endif /* ENABLE_REWRITE */
 162            ) {
 163                 free( mnewSuperior );
 164         }
 165
 166         return( ldap_back_op_result( lc, op ) );
 167 }