From ee6cfdc0d9710e3a69c8e1939eb21c8f2b759885 Mon Sep 17 00:00:00 2001 From: Neels Hofmeyr Date: Thu, 13 Jul 2017 02:03:50 +0200 Subject: split off osmo-sgsn: remove files, apply build Change-Id: I5d27ff93e56cd13e0e70edd15e2080201e35e91f --- src/osmo-bsc/osmo_bsc_audio.c | 141 ------------------------------------------ 1 file changed, 141 deletions(-) delete mode 100644 src/osmo-bsc/osmo_bsc_audio.c (limited to 'src/osmo-bsc/osmo_bsc_audio.c') diff --git a/src/osmo-bsc/osmo_bsc_audio.c b/src/osmo-bsc/osmo_bsc_audio.c deleted file mode 100644 index b4ffa88f1..000000000 --- a/src/osmo-bsc/osmo_bsc_audio.c +++ /dev/null @@ -1,141 +0,0 @@ -/* - * ipaccess audio handling - * - * (C) 2009-2010 by Holger Hans Peter Freyther - * (C) 2009-2010 by On-Waves - * All Rights Reserved - * - * 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 . - * - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include - -/* Generate and send assignment complete message */ -static int send_aoip_ass_compl(struct gsm_subscriber_connection *conn, struct gsm_lchan *lchan) -{ - struct msgb *resp; - struct sockaddr_storage rtp_addr; - struct sockaddr_in rtp_addr_in; - struct gsm0808_speech_codec sc; - - OSMO_ASSERT(lchan->abis_ip.ass_compl.valid == true); - - /* Package RTP-Address data */ - memset(&rtp_addr_in, 0, sizeof(rtp_addr_in)); - rtp_addr_in.sin_family = AF_INET; - rtp_addr_in.sin_port = htons(lchan->abis_ip.bound_port); - rtp_addr_in.sin_addr.s_addr = htonl(lchan->abis_ip.bound_ip); - memset(&rtp_addr, 0, sizeof(rtp_addr)); - memcpy(&rtp_addr, &rtp_addr_in, sizeof(rtp_addr_in)); - - /* Extrapolate speech codec from speech mode */ - gsm0808_speech_codec_from_chan_type(&sc, lchan->abis_ip.ass_compl.speech_mode); - - /* Generate message */ - resp = gsm0808_create_ass_compl(lchan->abis_ip.ass_compl.rr_cause, - lchan->abis_ip.ass_compl.chosen_channel, - lchan->abis_ip.ass_compl.encr_alg_id, - lchan->abis_ip.ass_compl.speech_mode, - &rtp_addr, - &sc, - NULL); - - if (!resp) { - LOGP(DMSC, LOGL_ERROR, "Failed to generate assignment completed message!\n"); \ - return -EINVAL; - } - - return osmo_bsc_sigtran_send(conn->sccp_con, resp); -} - -static int handle_abisip_signal(unsigned int subsys, unsigned int signal, - void *handler_data, void *signal_data) -{ - struct gsm_subscriber_connection *con; - struct gsm_lchan *lchan = signal_data; - int rc; - uint32_t rtp_ip; - - if (subsys != SS_ABISIP) - return 0; - - con = lchan->conn; - if (!con || !con->sccp_con) - return 0; - - switch (signal) { - case S_ABISIP_CRCX_ACK: - /* - * TODO: handle handover here... then the audio should go to - * the old mgcp port.. - */ - - /* we can ask it to connect now */ - LOGP(DMSC, LOGL_DEBUG, "Connecting BTS to port: %d conn: %d\n", - con->sccp_con->rtp_port, lchan->abis_ip.conn_id); - - /* If AoIP is in use, the rtp_ip, which has been communicated - * via the A interface as connect_ip */ - if(con->sccp_con->rtp_ip) - rtp_ip = con->sccp_con->rtp_ip; - else - rtp_ip = ntohl(INADDR_ANY); - - rc = rsl_ipacc_mdcx(lchan, rtp_ip, - con->sccp_con->rtp_port, - lchan->abis_ip.rtp_payload2); - if (rc < 0) { - LOGP(DMSC, LOGL_ERROR, "Failed to send MDCX: %d\n", rc); - return rc; - } - break; - - case S_ABISIP_MDCX_ACK: - if (con->ho_lchan) { - /* NOTE: When an ho_lchan exists, the MDCX is part of an - * handover operation (intra-bsc). This means we will not - * inform the MSC about the event, which means that no - * assignment complete message is transmitted */ - LOGP(DMSC, LOGL_INFO," RTP connection handover complete\n"); - } else if (is_ipaccess_bts(con->bts) && con->sccp_con->rtp_ip) { - /* NOTE: This is only relevant on AoIP networks with - * IPA based base stations. See also osmo_bsc_api.c, - * function bsc_assign_compl() */ - LOGP(DMSC, LOGL_INFO, "Tx MSC ASSIGN COMPL (POSTPONED)\n"); - if (send_aoip_ass_compl(con, lchan) != 0) - return -EINVAL; - } - break; - break; - } - - return 0; -} - -int osmo_bsc_audio_init(struct gsm_network *net) -{ - osmo_signal_register_handler(SS_ABISIP, handle_abisip_signal, net); - return 0; -} -- cgit v1.2.3