| /* Endpoint types */ |
| |
| /* |
| * (C) 2017 by sysmocom s.f.m.c. GmbH <info@sysmocom.de> |
| * All Rights Reserved |
| * |
| * Author: Philipp Maier |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Affero General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| #pragma once |
| |
| struct sockaddr_in; |
| struct mgcp_conn; |
| struct mgcp_endpoint; |
| |
| /* Callback type for RTP dispatcher functions |
| (e.g mgcp_dispatch_rtp_bridge_cb, see below) */ |
| typedef int (*mgcp_dispatch_rtp_cb) (int proto, struct sockaddr_in *addr, |
| char *buf, unsigned int buf_size, |
| struct mgcp_conn *conn); |
| |
| /* Callback type for endpoint specific cleanup actions. This function |
| * is automatically executed when a connection is freed (see mgcp_conn_free() |
| * in mgcp_conn.c). Depending on the type of the endpoint there may be endpoint |
| * specific things to take care of once a connection has been removed. */ |
| typedef void (*mgcp_cleanup_cp) (struct mgcp_endpoint *endp, |
| struct mgcp_conn *conn); |
| |
| /*! MGCP endpoint properties */ |
| struct mgcp_endpoint_type { |
| /*! maximum number of connections */ |
| int max_conns; |
| |
| /*! callback that defines how to dispatch incoming RTP data */ |
| mgcp_dispatch_rtp_cb dispatch_rtp_cb; |
| |
| /*! callback that implements endpoint specific cleanup actions */ |
| mgcp_cleanup_cp cleanup_cb; |
| }; |
| |
| /*! MGCP endpoint typeset */ |
| struct mgcp_endpoint_typeset { |
| struct mgcp_endpoint_type rtp; |
| }; |
| |
| /*! static MGCP endpoint typeset (pre-initalized, read-only) */ |
| extern const struct mgcp_endpoint_typeset ep_typeset; |
| |
| /*! MGCP endpoint model */ |
| struct mgcp_endpoint { |
| |
| /*! Call identifier string (as supplied by the call agant) */ |
| char *callid; |
| |
| /*! Local connection options (see mgcp_internal.h) */ |
| struct mgcp_lco local_options; |
| |
| /*! List of struct mgcp_conn, of the connections active on this endpoint */ |
| struct llist_head conns; |
| |
| /*! Backpointer to the MGW configuration */ |
| struct mgcp_config *cfg; |
| |
| /*! Backpointer to the Trunk specific configuration */ |
| struct mgcp_trunk_config *tcfg; |
| |
| /*! Endpoint properties (see above) */ |
| const struct mgcp_endpoint_type *type; |
| |
| /*! Last MGCP transmission (in case re-transmission is required) */ |
| char *last_trans; |
| |
| /*! Last MGCP response (in case re-transmission is required) */ |
| char *last_response; |
| |
| /*! Memorize if this endpoint was choosen by the MGW (wildcarded, true) |
| * or if the user has choosen the particular endpoint explicitly. */ |
| bool wildcarded_req; |
| |
| /*! MGCP_X_OSMO_IGN_* flags from 'X-Osmo-IGN:' header */ |
| uint32_t x_osmo_ign; |
| }; |
| |
| /*! Extract endpoint number for a given endpoint */ |
| #define ENDPOINT_NUMBER(endp) abs((int)(endp - endp->tcfg->endpoints)) |
| |
| void mgcp_endp_release(struct mgcp_endpoint *endp); |
| |