+
+/*
+ * Find a LDAPControl - deprecated
+ */
+LDAPControl *
+ldap_find_control(
+ LDAP_CONST char *oid,
+ LDAPControl **ctrls )
+{
+ if( ctrls == NULL || *ctrls == NULL ) {
+ return NULL;
+ }
+
+ for( ; *ctrls != NULL; ctrls++ ) {
+ if( strcmp( (*ctrls)->ldctl_oid, oid ) == 0 ) {
+ return *ctrls;
+ }
+ }
+
+ return NULL;
+}
+
+/*
+ * Find a LDAPControl
+ */
+LDAPControl *
+ldap_control_find(
+ LDAP_CONST char *oid,
+ LDAPControl **ctrls,
+ LDAPControl ***nextctrlp )
+{
+ if ( oid == NULL || ctrls == NULL || *ctrls == NULL ) {
+ return NULL;
+ }
+
+ for( ; *ctrls != NULL; ctrls++ ) {
+ if( strcmp( (*ctrls)->ldctl_oid, oid ) == 0 ) {
+ if ( nextctrlp != NULL ) {
+ *nextctrlp = ctrls + 1;
+ }
+
+ return *ctrls;
+ }
+ }
+
+ if ( nextctrlp != NULL ) {
+ *nextctrlp = NULL;
+ }
+
+ return NULL;
+}
+
+/*
+ * Create a LDAPControl, optionally from ber - deprecated
+ */
+int
+ldap_create_control(
+ LDAP_CONST char *requestOID,
+ BerElement *ber,
+ int iscritical,
+ LDAPControl **ctrlp )
+{
+ LDAPControl *ctrl;
+
+ assert( requestOID != NULL );
+ assert( ctrlp != NULL );
+
+ ctrl = (LDAPControl *) LDAP_MALLOC( sizeof(LDAPControl) );
+ if ( ctrl == NULL ) {
+ return LDAP_NO_MEMORY;
+ }
+
+ BER_BVZERO(&ctrl->ldctl_value);
+ if ( ber && ( ber_flatten2( ber, &ctrl->ldctl_value, 1 ) == -1 )) {
+ LDAP_FREE( ctrl );
+ return LDAP_NO_MEMORY;
+ }
+
+ ctrl->ldctl_oid = LDAP_STRDUP( requestOID );
+ ctrl->ldctl_iscritical = iscritical;
+
+ if ( requestOID != NULL && ctrl->ldctl_oid == NULL ) {
+ ldap_control_free( ctrl );
+ return LDAP_NO_MEMORY;
+ }
+
+ *ctrlp = ctrl;
+ return LDAP_SUCCESS;
+}
+
+/*
+ * Create a LDAPControl, optionally from value
+ */
+int
+ldap_control_create(
+ LDAP_CONST char *requestOID,
+ int iscritical,
+ struct berval *value,
+ int dupval,
+ LDAPControl **ctrlp )
+{
+ LDAPControl *ctrl;
+
+ assert( requestOID != NULL );
+ assert( ctrlp != NULL );
+
+ ctrl = (LDAPControl *) LDAP_CALLOC( sizeof(LDAPControl), 1 );
+ if ( ctrl == NULL ) {
+ return LDAP_NO_MEMORY;
+ }
+
+ ctrl->ldctl_iscritical = iscritical;
+ if ( requestOID != NULL ) {
+ ctrl->ldctl_oid = LDAP_STRDUP( requestOID );
+ if ( ctrl->ldctl_oid == NULL ) {
+ ldap_control_free( ctrl );
+ return LDAP_NO_MEMORY;
+ }
+ }
+
+ if ( value && !BER_BVISNULL( value ) ) {
+ if ( dupval ) {
+ ber_dupbv( &ctrl->ldctl_value, value );
+ if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
+ ldap_control_free( ctrl );
+ return LDAP_NO_MEMORY;
+ }
+
+ } else {
+ ctrl->ldctl_value = *value;
+ }
+ }
+
+ *ctrlp = ctrl;
+
+ return LDAP_SUCCESS;
+}
+
+/*
+ * check for critical client controls and bitch if present
+ * if we ever support critical controls, we'll have to
+ * find a means for maintaining per API call control
+ * information.
+ */
+int ldap_int_client_controls( LDAP *ld, LDAPControl **ctrls )
+{
+ LDAPControl *const *c;
+
+ assert( ld != NULL );
+ assert( LDAP_VALID( ld ) );
+
+ if( ctrls == NULL ) {
+ /* use default server controls */
+ ctrls = ld->ld_cctrls;
+ }
+
+ if( ctrls == NULL || *ctrls == NULL ) {
+ return LDAP_SUCCESS;
+ }
+
+ for( c = ctrls ; *c != NULL; c++ ) {
+ if( (*c)->ldctl_iscritical ) {
+ ld->ld_errno = LDAP_NOT_SUPPORTED;
+ return ld->ld_errno;
+ }
+ }
+
+ return LDAP_SUCCESS;
+}