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-rw-r--r--src/libmsc/mncc.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/src/libmsc/mncc.c b/src/libmsc/mncc.c
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+/* mncc.c - utility routines for the MNCC API between the 04.08
+ * message parsing and the actual Call Control logic */
+
+/* (C) 2008-2009 by Harald Welte <laforge@gnumonks.org>
+ * (C) 2009 by Andreas Eversberg <Andreas.Eversberg@versatel.de>
+ * 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 <http://www.gnu.org/licenses/>.
+ *
+ */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+#include <osmocom/core/talloc.h>
+#include <osmocom/core/utils.h>
+
+#include <openbsc/gsm_04_08.h>
+#include <openbsc/debug.h>
+#include <openbsc/mncc.h>
+#include <openbsc/gsm_data.h>
+#include <openbsc/transaction.h>
+#include <openbsc/rtp_proxy.h>
+
+
+static const struct value_string mncc_names[] = {
+ { MNCC_SETUP_REQ, "MNCC_SETUP_REQ" },
+ { MNCC_SETUP_IND, "MNCC_SETUP_IND" },
+ { MNCC_SETUP_RSP, "MNCC_SETUP_RSP" },
+ { MNCC_SETUP_CNF, "MNCC_SETUP_CNF" },
+ { MNCC_SETUP_COMPL_REQ, "MNCC_SETUP_COMPL_REQ" },
+ { MNCC_SETUP_COMPL_IND, "MNCC_SETUP_COMPL_IND" },
+ { MNCC_CALL_CONF_IND, "MNCC_CALL_CONF_IND" },
+ { MNCC_CALL_PROC_REQ, "MNCC_CALL_PROC_REQ" },
+ { MNCC_PROGRESS_REQ, "MNCC_PROGRESS_REQ" },
+ { MNCC_ALERT_REQ, "MNCC_ALERT_REQ" },
+ { MNCC_ALERT_IND, "MNCC_ALERT_IND" },
+ { MNCC_NOTIFY_REQ, "MNCC_NOTIFY_REQ" },
+ { MNCC_NOTIFY_IND, "MNCC_NOTIFY_IND" },
+ { MNCC_DISC_REQ, "MNCC_DISC_REQ" },
+ { MNCC_DISC_IND, "MNCC_DISC_IND" },
+ { MNCC_REL_REQ, "MNCC_REL_REQ" },
+ { MNCC_REL_IND, "MNCC_REL_IND" },
+ { MNCC_REL_CNF, "MNCC_REL_CNF" },
+ { MNCC_FACILITY_REQ, "MNCC_FACILITY_REQ" },
+ { MNCC_FACILITY_IND, "MNCC_FACILITY_IND" },
+ { MNCC_START_DTMF_IND, "MNCC_START_DTMF_IND" },
+ { MNCC_START_DTMF_RSP, "MNCC_START_DTMF_RSP" },
+ { MNCC_START_DTMF_REJ, "MNCC_START_DTMF_REJ" },
+ { MNCC_STOP_DTMF_IND, "MNCC_STOP_DTMF_IND" },
+ { MNCC_STOP_DTMF_RSP, "MNCC_STOP_DTMF_RSP" },
+ { MNCC_MODIFY_REQ, "MNCC_MODIFY_REQ" },
+ { MNCC_MODIFY_IND, "MNCC_MODIFY_IND" },
+ { MNCC_MODIFY_RSP, "MNCC_MODIFY_RSP" },
+ { MNCC_MODIFY_CNF, "MNCC_MODIFY_CNF" },
+ { MNCC_MODIFY_REJ, "MNCC_MODIFY_REJ" },
+ { MNCC_HOLD_IND, "MNCC_HOLD_IND" },
+ { MNCC_HOLD_CNF, "MNCC_HOLD_CNF" },
+ { MNCC_HOLD_REJ, "MNCC_HOLD_REJ" },
+ { MNCC_RETRIEVE_IND, "MNCC_RETRIEVE_IND" },
+ { MNCC_RETRIEVE_CNF, "MNCC_RETRIEVE_CNF" },
+ { MNCC_RETRIEVE_REJ, "MNCC_RETRIEVE_REJ" },
+ { MNCC_USERINFO_REQ, "MNCC_USERINFO_REQ" },
+ { MNCC_USERINFO_IND, "MNCC_USERINFO_IND" },
+ { MNCC_REJ_REQ, "MNCC_REJ_REQ" },
+ { MNCC_REJ_IND, "MNCC_REJ_IND" },
+ { MNCC_BRIDGE, "MNCC_BRIDGE" },
+ { MNCC_FRAME_RECV, "MNCC_FRAME_RECV" },
+ { MNCC_FRAME_DROP, "MNCC_FRAME_DROP" },
+ { MNCC_LCHAN_MODIFY, "MNCC_LCHAN_MODIFY" },
+ { MNCC_RTP_CREATE, "MNCC_RTP_CREATE" },
+ { MNCC_RTP_CONNECT, "MNCC_RTP_CONNECT" },
+ { MNCC_RTP_FREE, "MNCC_RTP_FREE" },
+ { GSM_TCHF_FRAME, "GSM_TCHF_FRAME" },
+ { GSM_TCHF_FRAME_EFR, "GSM_TCHF_FRAME_EFR" },
+ { GSM_TCHH_FRAME, "GSM_TCHH_FRAME" },
+ { GSM_TCH_FRAME_AMR, "GSM_TCH_FRAME_AMR" },
+ { GSM_BAD_FRAME, "GSM_BAD_FRAME" },
+ { 0, NULL },
+};
+
+const char *get_mncc_name(int value)
+{
+ return get_value_string(mncc_names, value);
+}
+
+void mncc_set_cause(struct gsm_mncc *data, int loc, int val)
+{
+ data->fields |= MNCC_F_CAUSE;
+ data->cause.location = loc;
+ data->cause.value = val;
+}
+