#include "slap.h"
-char *supportedExtensions[] = {
- NULL
-};
+#define MAX_OID_LENGTH 128
+typedef struct extop_list_t {
+ struct extop_list_t *next;
+ char *oid;
+ SLAP_EXTOP_MAIN_FN ext_main;
+} extop_list_t;
+
+extop_list_t *supp_ext_list = NULL;
+
+/* this list of built-in extops is for extops that are not part
+ * of backends or in external modules. essentially, this is
+ * just a way to get built-in extops onto the extop list without
+ * having a separate init routine for each built-in extop.
+ */
+struct {
+ char *oid;
+ SLAP_EXTOP_MAIN_FN ext_main;
+} builtin_extops[] = {
+#ifdef HAVE_TLS
+ { LDAP_EXOP_START_TLS, starttls_extop },
+#endif
+ { LDAP_EXOP_X_MODIFY_PASSWD, passwd_extop },
+ { NULL, NULL }
+ };
+
+
+static extop_list_t *find_extop( extop_list_t *list, char *oid );
+
+static int extop_callback(
+ Connection *conn, Operation *op,
+ int msg, int arg, void *argp);
+
+char *
+get_supported_extop (int index)
+{
+ extop_list_t *ext;
+
+ /* linear scan is slow, but this way doesn't force a
+ * big change on root_dse.c, where this routine is used.
+ */
+ for (ext = supp_ext_list; ext != NULL && --index >= 0; ext = ext->next) ;
+ if (ext == NULL)
+ return(NULL);
+ return(ext->oid);
+}
int
do_extended(
)
{
int rc = LDAP_SUCCESS;
- char* reqoid ;
- struct berval reqdata;
+ char* reqoid;
+ struct berval *reqdata;
ber_tag_t tag;
ber_len_t len;
+ extop_list_t *ext;
+ char *text;
+ struct berval **refs;
+ char *rspoid;
+ struct berval *rspdata;
+ LDAPControl **rspctrls;
Debug( LDAP_DEBUG_TRACE, "do_extended\n", 0, 0, 0 );
reqoid = NULL;
- reqdata.bv_val = NULL;
+ reqdata = NULL;
if( op->o_protocol < LDAP_VERSION3 ) {
Debug( LDAP_DEBUG_ANY, "do_extended: protocol version (%d) too low\n",
goto done;
}
- if( !charray_inlist( supportedExtensions, reqoid ) ) {
+ if( !(ext = find_extop(supp_ext_list, reqoid)) ) {
Debug( LDAP_DEBUG_ANY, "do_extended: unsupported operation \"%s\"\n",
reqoid, 0 ,0 );
send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
- NULL, "unsuppored extended operation", NULL, NULL );
+ NULL, "unsupported extended operation", NULL, NULL );
goto done;
}
tag = ber_peek_tag( op->o_ber, &len );
if( ber_peek_tag( op->o_ber, &len ) == LDAP_TAG_EXOP_REQ_VALUE ) {
- if( ber_scanf( op->o_ber, "o", &reqdata ) == LBER_ERROR ) {
+ if( ber_scanf( op->o_ber, "O", &reqdata ) == LBER_ERROR ) {
Debug( LDAP_DEBUG_ANY, "do_extended: ber_scanf failed\n", 0, 0 ,0 );
send_ldap_disconnect( conn, op,
LDAP_PROTOCOL_ERROR, "decoding error" );
return rc;
}
- Debug( LDAP_DEBUG_ARGS, "do_extended: oid \"%s\"\n", reqoid, 0 ,0 );
+ Debug( LDAP_DEBUG_ARGS, "do_extended: oid=%s\n", reqoid, 0 ,0 );
+
+ rspoid = NULL;
+ rspdata = NULL;
+ rspctrls = NULL;
+ text = NULL;
+ refs = NULL;
+
+ rc = (ext->ext_main)( extop_callback, conn, op,
+ reqoid, reqdata,
+ &rspoid, &rspdata, &rspctrls, &text, &refs );
- send_ldap_result( conn, op, rc = LDAP_PROTOCOL_ERROR,
- NULL, "unsupported extended operation", NULL, NULL );
+ if( rc != SLAPD_ABANDON ) {
+ if (rc == LDAP_REFERRAL) {
+ refs = default_referral;
+ }
+
+ send_ldap_extended( conn, op, rc, NULL, text, refs,
+ rspoid, rspdata, rspctrls );
+ }
+
+ if ( rspoid != NULL ) {
+ free( rspoid );
+ }
+
+ if ( rspdata != NULL )
+ ber_bvfree( rspdata );
+
+ if ( text != NULL )
+ free(text);
done:
+ if ( reqdata != NULL ) {
+ ber_bvfree( reqdata );
+ }
if ( reqoid != NULL ) {
free( reqoid );
}
- if ( reqdata.bv_val != NULL ) {
- free( reqdata.bv_val );
- }
return rc;
}
+
+int
+load_extop(
+ const char *ext_oid,
+ SLAP_EXTOP_MAIN_FN ext_main )
+{
+ extop_list_t *ext;
+
+ if( ext_oid == NULL || *ext_oid == '\0' ) return -1;
+ if(!ext_main) return -1;
+
+ ext = ch_calloc(1, sizeof(extop_list_t));
+ if (ext == NULL)
+ return(-1);
+
+ ext->oid = ch_strdup( ext_oid );
+ if (ext->oid == NULL) {
+ free(ext);
+ return(-1);
+ }
+
+ ext->ext_main = ext_main;
+ ext->next = supp_ext_list;
+
+ supp_ext_list = ext;
+
+ return(0);
+}
+
+int
+extops_init (void)
+{
+ int i;
+
+ for (i = 0; builtin_extops[i].oid != NULL; i++) {
+ load_extop(builtin_extops[i].oid, builtin_extops[i].ext_main);
+ }
+ return(0);
+}
+
+int
+extops_kill (void)
+{
+ extop_list_t *ext;
+
+ /* we allocated the memory, so we have to free it, too. */
+ while ((ext = supp_ext_list) != NULL) {
+ supp_ext_list = ext->next;
+ if (ext->oid != NULL)
+ ch_free(ext->oid);
+ ch_free(ext);
+ }
+ return(0);
+}
+
+static extop_list_t *
+find_extop( extop_list_t *list, char *oid )
+{
+ extop_list_t *ext;
+
+ for (ext = list; ext; ext = ext->next) {
+ if (strcmp(ext->oid, oid) == 0)
+ return(ext);
+ }
+ return(NULL);
+}
+
+int
+extop_callback(
+ Connection *conn, Operation *op,
+ int msg, int arg, void *argp)
+{
+ if (argp == NULL)
+ return(-1);
+
+ switch (msg) {
+ case SLAPD_EXTOP_GETVERSION:
+ *(int *)argp = 1;
+ return(0);
+
+ case SLAPD_EXTOP_GETPROTO:
+ *(int *)argp = op->o_protocol;
+ return(0);
+
+ case SLAPD_EXTOP_GETAUTH:
+ *(int *)argp = op->o_authtype;
+ return(0);
+
+ case SLAPD_EXTOP_GETDN:
+ *(char **)argp = op->o_dn;
+ return(0);
+
+ case SLAPD_EXTOP_GETCLIENT:
+ if (conn->c_peer_domain != NULL && *conn->c_peer_domain != 0) {
+ *(char **)argp = conn->c_peer_domain;
+ return(0);
+ }
+ if (conn->c_peer_name != NULL && *conn->c_peer_name != 0) {
+ *(char **)argp = conn->c_peer_name;
+ return(0);
+ }
+ break;
+
+ default:
+ break;
+ }
+ return(-1);
+}