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 if ( (e = dn2entry_w( be, dn, &matched )) == NULL ) {
36 send_ldap_result( conn, op, LDAP_NO_SUCH_OBJECT, matched,
38 if ( matched != NULL ) {
44 /* check for deleted */
48 if ( (err = acl_check_mods( be, conn, op, e, mods )) != LDAP_SUCCESS ) {
49 send_ldap_result( conn, op, err, NULL, NULL );
53 for ( mod = mods; mod != NULL; mod = mod->mod_next ) {
54 switch ( mod->mod_op & ~LDAP_MOD_BVALUES ) {
56 err = add_values( e, mod, op->o_dn );
60 err = delete_values( e, mod, op->o_dn );
63 case LDAP_MOD_REPLACE:
64 err = replace_values( e, mod, op->o_dn );
68 if ( err != LDAP_SUCCESS ) {
69 /* unlock entry, delete from cache */
70 send_ldap_result( conn, op, err, NULL, NULL );
75 /* check that the entry still obeys the schema */
76 if ( global_schemacheck && oc_schema_check( e ) != 0 ) {
77 Debug( LDAP_DEBUG_ANY, "entry failed schema check\n", 0, 0, 0 );
78 send_ldap_result( conn, op, LDAP_OBJECT_CLASS_VIOLATION, NULL, NULL );
82 /* check for abandon */
83 pthread_mutex_lock( &op->o_abandonmutex );
84 if ( op->o_abandon ) {
85 pthread_mutex_unlock( &op->o_abandonmutex );
88 pthread_mutex_unlock( &op->o_abandonmutex );
91 if ( index_add_mods( be, mods, e->e_id ) != 0 ) {
92 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, NULL, NULL );
96 /* check for abandon */
97 pthread_mutex_lock( &op->o_abandonmutex );
98 if ( op->o_abandon ) {
99 pthread_mutex_unlock( &op->o_abandonmutex );
102 pthread_mutex_unlock( &op->o_abandonmutex );
104 /* change the entry itself */
105 if ( id2entry_add( be, e ) != 0 ) {
106 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, NULL, NULL );
110 send_ldap_result( conn, op, LDAP_SUCCESS, NULL, NULL );
111 cache_return_entry_w( &li->li_cache, e );
115 cache_return_entry_w( &li->li_cache, e );
129 /* check if the values we're adding already exist */
130 if ( (a = attr_find( e->e_attrs, mod->mod_type )) != NULL ) {
131 for ( i = 0; mod->mod_bvalues[i] != NULL; i++ ) {
132 if ( value_find( a->a_vals, mod->mod_bvalues[i],
133 a->a_syntax, 3 ) == 0 ) {
134 return( LDAP_TYPE_OR_VALUE_EXISTS );
140 if( attr_merge( e, mod->mod_type, mod->mod_bvalues ) != 0 ) {
141 return( LDAP_CONSTRAINT_VIOLATION );
144 return( LDAP_SUCCESS );
157 /* delete the entire attribute */
158 if ( mod->mod_bvalues == NULL ) {
159 Debug( LDAP_DEBUG_ARGS, "removing entire attribute %s\n",
160 mod->mod_type, 0, 0 );
161 return( attr_delete( &e->e_attrs, mod->mod_type ) ?
162 LDAP_NO_SUCH_ATTRIBUTE : LDAP_SUCCESS );
165 /* delete specific values - find the attribute first */
166 if ( (a = attr_find( e->e_attrs, mod->mod_type )) == NULL ) {
167 Debug( LDAP_DEBUG_ARGS, "could not find attribute %s\n",
168 mod->mod_type, 0, 0 );
169 return( LDAP_NO_SUCH_ATTRIBUTE );
172 /* find each value to delete */
173 for ( i = 0; mod->mod_bvalues[i] != NULL; i++ ) {
175 for ( j = 0; a->a_vals[j] != NULL; j++ ) {
176 if ( value_cmp( mod->mod_bvalues[i], a->a_vals[j],
177 a->a_syntax, 3 ) != 0 ) {
182 /* found a matching value - delete it */
183 ber_bvfree( a->a_vals[j] );
184 for ( k = j + 1; a->a_vals[k] != NULL; k++ ) {
185 a->a_vals[k - 1] = a->a_vals[k];
187 a->a_vals[k - 1] = NULL;
191 /* looked through them all w/o finding it */
193 Debug( LDAP_DEBUG_ARGS,
194 "could not find value for attr %s\n",
195 mod->mod_type, 0, 0 );
196 return( LDAP_NO_SUCH_ATTRIBUTE );
200 return( LDAP_SUCCESS );
210 (void) attr_delete( &e->e_attrs, mod->mod_type );
212 if ( attr_merge( e, mod->mod_type, mod->mod_bvalues ) != 0 ) {
213 return( LDAP_CONSTRAINT_VIOLATION );
216 return( LDAP_SUCCESS );