1 /* modify.c - ldbm backend modify routine */
11 #include "back-ldbm.h"
12 #include "proto-back-ldbm.h"
14 static int add_values(Entry *e, LDAPMod *mod, char *dn);
15 static int delete_values(Entry *e, LDAPMod *mod, char *dn);
16 static int replace_values(Entry *e, LDAPMod *mod, char *dn);
27 struct ldbminfo *li = (struct ldbminfo *) be->be_private;
33 Debug(LDAP_DEBUG_ARGS, "ldbm_back_modify:\n", 0, 0, 0);
35 /* acquire and lock entry */
36 if ( (e = dn2entry_w( be, dn, &matched )) == NULL ) {
37 send_ldap_result( conn, op, LDAP_NO_SUCH_OBJECT, matched,
39 if ( matched != NULL ) {
45 if ( (err = acl_check_mods( be, conn, op, e, mods )) != LDAP_SUCCESS ) {
46 send_ldap_result( conn, op, err, NULL, NULL );
50 for ( mod = mods; mod != NULL; mod = mod->mod_next ) {
51 switch ( mod->mod_op & ~LDAP_MOD_BVALUES ) {
53 err = add_values( e, mod, op->o_ndn );
57 err = delete_values( e, mod, op->o_ndn );
60 case LDAP_MOD_REPLACE:
61 err = replace_values( e, mod, op->o_ndn );
65 if ( err != LDAP_SUCCESS ) {
66 /* unlock entry, delete from cache */
67 send_ldap_result( conn, op, err, NULL, NULL );
72 /* check that the entry still obeys the schema */
73 if ( global_schemacheck && oc_schema_check( e ) != 0 ) {
74 Debug( LDAP_DEBUG_ANY, "entry failed schema check\n", 0, 0, 0 );
75 send_ldap_result( conn, op, LDAP_OBJECT_CLASS_VIOLATION, NULL, NULL );
79 /* check for abandon */
80 ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
81 if ( op->o_abandon ) {
82 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
85 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
88 if ( index_add_mods( be, mods, e->e_id ) != 0 ) {
89 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, NULL, NULL );
93 /* check for abandon */
94 ldap_pvt_thread_mutex_lock( &op->o_abandonmutex );
95 if ( op->o_abandon ) {
96 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
99 ldap_pvt_thread_mutex_unlock( &op->o_abandonmutex );
101 /* change the entry itself */
102 if ( id2entry_add( be, e ) != 0 ) {
103 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, NULL, NULL );
107 send_ldap_result( conn, op, LDAP_SUCCESS, NULL, NULL );
108 cache_return_entry_w( &li->li_cache, e );
112 cache_return_entry_w( &li->li_cache, e );
126 /* check if the values we're adding already exist */
127 if ( (a = attr_find( e->e_attrs, mod->mod_type )) != NULL ) {
128 for ( i = 0; mod->mod_bvalues[i] != NULL; i++ ) {
129 if ( value_find( a->a_vals, mod->mod_bvalues[i],
130 a->a_syntax, 3 ) == 0 ) {
131 return( LDAP_TYPE_OR_VALUE_EXISTS );
137 if( attr_merge( e, mod->mod_type, mod->mod_bvalues ) != 0 ) {
138 return( LDAP_CONSTRAINT_VIOLATION );
141 return( LDAP_SUCCESS );
154 /* delete the entire attribute */
155 if ( mod->mod_bvalues == NULL ) {
156 Debug( LDAP_DEBUG_ARGS, "removing entire attribute %s\n",
157 mod->mod_type, 0, 0 );
158 return( attr_delete( &e->e_attrs, mod->mod_type ) ?
159 LDAP_NO_SUCH_ATTRIBUTE : LDAP_SUCCESS );
162 /* delete specific values - find the attribute first */
163 if ( (a = attr_find( e->e_attrs, mod->mod_type )) == NULL ) {
164 Debug( LDAP_DEBUG_ARGS, "could not find attribute %s\n",
165 mod->mod_type, 0, 0 );
166 return( LDAP_NO_SUCH_ATTRIBUTE );
169 /* find each value to delete */
170 for ( i = 0; mod->mod_bvalues[i] != NULL; i++ ) {
172 for ( j = 0; a->a_vals[j] != NULL; j++ ) {
173 if ( value_cmp( mod->mod_bvalues[i], a->a_vals[j],
174 a->a_syntax, 3 ) != 0 ) {
179 /* found a matching value - delete it */
180 ber_bvfree( a->a_vals[j] );
181 for ( k = j + 1; a->a_vals[k] != NULL; k++ ) {
182 a->a_vals[k - 1] = a->a_vals[k];
184 a->a_vals[k - 1] = NULL;
188 /* looked through them all w/o finding it */
190 Debug( LDAP_DEBUG_ARGS,
191 "could not find value for attr %s\n",
192 mod->mod_type, 0, 0 );
193 return( LDAP_NO_SUCH_ATTRIBUTE );
197 return( LDAP_SUCCESS );
207 (void) attr_delete( &e->e_attrs, mod->mod_type );
209 if ( attr_merge( e, mod->mod_type, mod->mod_bvalues ) != 0 ) {
210 return( LDAP_CONSTRAINT_VIOLATION );
213 return( LDAP_SUCCESS );