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authorHarald Welte <laforge@gnumonks.org>2017-12-29 16:01:39 +0100
committerHarald Welte <laforge@gnumonks.org>2018-01-03 21:09:35 +0100
commit474fd7d11a24d27a5b0afaead02dc5d3e9b1d708 (patch)
treea1f5b3053c83c7ccaf9f03f50905d84c0d2bb679 /library/mncc.h
parent35bb7166109774108cfe6b8112f34500d5881775 (diff)
Add a MNCC Socket implementation for TTCN-3
Diffstat (limited to 'library/mncc.h')
-rw-r--r--library/mncc.h304
1 files changed, 304 insertions, 0 deletions
diff --git a/library/mncc.h b/library/mncc.h
new file mode 100644
index 0000000..3e00db8
--- /dev/null
+++ b/library/mncc.h
@@ -0,0 +1,304 @@
+/* This file contains sections copied from
+ * libosmocore/include/osmocom/gsm/protocol/gsm_04_08.h,
+ * libosmocore/include/osmocom/gsm/mncc.h and
+ * openbsc/include/openbsc/mncc.h
+ */
+
+#include <stdint.h>
+
+/* GSM 04.08 Bearer Capability: Rate Adaption */
+enum gsm48_bcap_ra {
+ GSM48_BCAP_RA_NONE = 0,
+ GSM48_BCAP_RA_V110_X30 = 1,
+ GSM48_BCAP_RA_X31 = 2,
+ GSM48_BCAP_RA_OTHER = 3,
+};
+
+/* GSM 04.08 Bearer Capability: Signalling access protocol */
+enum gsm48_bcap_sig_access {
+ GSM48_BCAP_SA_I440_I450 = 1,
+ GSM48_BCAP_SA_X21 = 2,
+ GSM48_BCAP_SA_X28_DP_IN = 3,
+ GSM48_BCAP_SA_X28_DP_UN = 4,
+ GSM48_BCAP_SA_X28_NDP = 5,
+ GSM48_BCAP_SA_X32 = 6,
+};
+
+/* GSM 04.08 Bearer Capability: User Rate */
+enum gsm48_bcap_user_rate {
+ GSM48_BCAP_UR_300 = 1,
+ GSM48_BCAP_UR_1200 = 2,
+ GSM48_BCAP_UR_2400 = 3,
+ GSM48_BCAP_UR_4800 = 4,
+ GSM48_BCAP_UR_9600 = 5,
+ GSM48_BCAP_UR_12000 = 6,
+ GSM48_BCAP_UR_1200_75 = 7,
+};
+
+/* GSM 04.08 Bearer Capability: Parity */
+enum gsm48_bcap_parity {
+ GSM48_BCAP_PAR_ODD = 0,
+ GSM48_BCAP_PAR_EVEN = 2,
+ GSM48_BCAP_PAR_NONE = 3,
+ GSM48_BCAP_PAR_ZERO = 4,
+ GSM48_BCAP_PAR_ONE = 5,
+};
+
+/* GSM 04.08 Bearer Capability: Intermediate Rate */
+enum gsm48_bcap_interm_rate {
+ GSM48_BCAP_IR_8k = 2,
+ GSM48_BCAP_IR_16k = 3,
+};
+
+/* GSM 04.08 Bearer Capability: Transparency */
+enum gsm48_bcap_transp {
+ GSM48_BCAP_TR_TRANSP = 0,
+ GSM48_BCAP_TR_RLP = 1,
+ GSM48_BCAP_TR_TR_PREF = 2,
+ GSM48_BCAP_TR_RLP_PREF = 3,
+};
+
+/* GSM 04.08 Bearer Capability: Modem Type */
+enum gsm48_bcap_modem_type {
+ GSM48_BCAP_MT_NONE = 0,
+ GSM48_BCAP_MT_V21 = 1,
+ GSM48_BCAP_MT_V22 = 2,
+ GSM48_BCAP_MT_V22bis = 3,
+ GSM48_BCAP_MT_V23 = 4,
+ GSM48_BCAP_MT_V26ter = 5,
+ GSM48_BCAP_MT_V32 = 6,
+ GSM48_BCAP_MT_UNDEF = 7,
+ GSM48_BCAP_MT_AUTO_1 = 8,
+};
+
+
+
+#define GSM_MAX_FACILITY 128
+#define GSM_MAX_SSVERSION 128
+#define GSM_MAX_USERUSER 128
+
+/* Expanded fields from GSM TS 04.08, Table 10.5.102 */
+struct gsm_mncc_bearer_cap {
+ int transfer; /* Information Transfer Capability */
+ int mode; /* Transfer Mode */
+ int coding; /* Coding Standard */
+ int radio; /* Radio Channel Requirement */
+ int speech_ctm; /* CTM text telephony indication */
+ int speech_ver[8]; /* Speech version indication */
+ struct {
+ enum gsm48_bcap_ra rate_adaption;
+ enum gsm48_bcap_sig_access sig_access;
+ int async;
+ int nr_stop_bits;
+ int nr_data_bits;
+ enum gsm48_bcap_user_rate user_rate;
+ enum gsm48_bcap_parity parity;
+ enum gsm48_bcap_interm_rate interm_rate;
+ enum gsm48_bcap_transp transp;
+ enum gsm48_bcap_modem_type modem_type;
+ } data;
+};
+
+struct gsm_mncc_number {
+ int type;
+ int plan;
+ int present;
+ int screen;
+ char number[33];
+};
+
+struct gsm_mncc_cause {
+ int location;
+ int coding;
+ int rec;
+ int rec_val;
+ int value;
+ int diag_len;
+ char diag[32];
+};
+
+struct gsm_mncc_useruser {
+ int proto;
+ char info[GSM_MAX_USERUSER + 1]; /* + termination char */
+};
+
+struct gsm_mncc_progress {
+ int coding;
+ int location;
+ int descr;
+};
+
+struct gsm_mncc_facility {
+ int len;
+ char info[GSM_MAX_FACILITY];
+};
+
+struct gsm_mncc_ssversion {
+ int len;
+ char info[GSM_MAX_SSVERSION];
+};
+
+struct gsm_mncc_cccap {
+ int dtmf;
+ int pcp;
+};
+
+enum {
+ GSM_MNCC_BCAP_SPEECH = 0,
+ GSM_MNCC_BCAP_UNR_DIG = 1,
+ GSM_MNCC_BCAP_AUDIO = 2,
+ GSM_MNCC_BCAP_FAX_G3 = 3,
+ GSM_MNCC_BCAP_OTHER_ITC = 5,
+ GSM_MNCC_BCAP_RESERVED = 7,
+};
+
+
+#define MNCC_SETUP_REQ 0x0101
+#define MNCC_SETUP_IND 0x0102
+#define MNCC_SETUP_RSP 0x0103
+#define MNCC_SETUP_CNF 0x0104
+#define MNCC_SETUP_COMPL_REQ 0x0105
+#define MNCC_SETUP_COMPL_IND 0x0106
+/* MNCC_REJ_* is perfomed via MNCC_REL_* */
+#define MNCC_CALL_CONF_IND 0x0107
+#define MNCC_CALL_PROC_REQ 0x0108
+#define MNCC_PROGRESS_REQ 0x0109
+#define MNCC_ALERT_REQ 0x010a
+#define MNCC_ALERT_IND 0x010b
+#define MNCC_NOTIFY_REQ 0x010c
+#define MNCC_NOTIFY_IND 0x010d
+#define MNCC_DISC_REQ 0x010e
+#define MNCC_DISC_IND 0x010f
+#define MNCC_REL_REQ 0x0110
+#define MNCC_REL_IND 0x0111
+#define MNCC_REL_CNF 0x0112
+#define MNCC_FACILITY_REQ 0x0113
+#define MNCC_FACILITY_IND 0x0114
+#define MNCC_START_DTMF_IND 0x0115
+#define MNCC_START_DTMF_RSP 0x0116
+#define MNCC_START_DTMF_REJ 0x0117
+#define MNCC_STOP_DTMF_IND 0x0118
+#define MNCC_STOP_DTMF_RSP 0x0119
+#define MNCC_MODIFY_REQ 0x011a
+#define MNCC_MODIFY_IND 0x011b
+#define MNCC_MODIFY_RSP 0x011c
+#define MNCC_MODIFY_CNF 0x011d
+#define MNCC_MODIFY_REJ 0x011e
+#define MNCC_HOLD_IND 0x011f
+#define MNCC_HOLD_CNF 0x0120
+#define MNCC_HOLD_REJ 0x0121
+#define MNCC_RETRIEVE_IND 0x0122
+#define MNCC_RETRIEVE_CNF 0x0123
+#define MNCC_RETRIEVE_REJ 0x0124
+#define MNCC_USERINFO_REQ 0x0125
+#define MNCC_USERINFO_IND 0x0126
+#define MNCC_REJ_REQ 0x0127
+#define MNCC_REJ_IND 0x0128
+
+#define MNCC_BRIDGE 0x0200
+#define MNCC_FRAME_RECV 0x0201
+#define MNCC_FRAME_DROP 0x0202
+#define MNCC_LCHAN_MODIFY 0x0203
+#define MNCC_RTP_CREATE 0x0204
+#define MNCC_RTP_CONNECT 0x0205
+#define MNCC_RTP_FREE 0x0206
+
+#define GSM_TCHF_FRAME 0x0300
+#define GSM_TCHF_FRAME_EFR 0x0301
+#define GSM_TCHH_FRAME 0x0302
+#define GSM_TCH_FRAME_AMR 0x0303
+#define GSM_BAD_FRAME 0x03ff
+
+#define MNCC_SOCKET_HELLO 0x0400
+
+#define GSM_MAX_FACILITY 128
+#define GSM_MAX_SSVERSION 128
+#define GSM_MAX_USERUSER 128
+
+#define MNCC_F_BEARER_CAP 0x0001
+#define MNCC_F_CALLED 0x0002
+#define MNCC_F_CALLING 0x0004
+#define MNCC_F_REDIRECTING 0x0008
+#define MNCC_F_CONNECTED 0x0010
+#define MNCC_F_CAUSE 0x0020
+#define MNCC_F_USERUSER 0x0040
+#define MNCC_F_PROGRESS 0x0080
+#define MNCC_F_EMERGENCY 0x0100
+#define MNCC_F_FACILITY 0x0200
+#define MNCC_F_SSVERSION 0x0400
+#define MNCC_F_CCCAP 0x0800
+#define MNCC_F_KEYPAD 0x1000
+#define MNCC_F_SIGNAL 0x2000
+
+struct gsm_mncc {
+ /* context based information */
+ uint32_t msg_type;
+ uint32_t callref;
+
+ /* which fields are present */
+ uint32_t fields;
+
+ /* data derived informations (MNCC_F_ based) */
+ struct gsm_mncc_bearer_cap bearer_cap;
+ struct gsm_mncc_number called;
+ struct gsm_mncc_number calling;
+ struct gsm_mncc_number redirecting;
+ struct gsm_mncc_number connected;
+ struct gsm_mncc_cause cause;
+ struct gsm_mncc_progress progress;
+ struct gsm_mncc_useruser useruser;
+ struct gsm_mncc_facility facility;
+ struct gsm_mncc_cccap cccap;
+ struct gsm_mncc_ssversion ssversion;
+ struct {
+ int sup;
+ int inv;
+ } clir;
+ int signal;
+
+ /* data derived information, not MNCC_F based */
+ int keypad;
+ int more;
+ int notify; /* 0..127 */
+ int emergency;
+ char imsi[16];
+
+ unsigned char lchan_type;
+ unsigned char lchan_mode;
+};
+
+struct gsm_data_frame {
+ uint32_t msg_type;
+ uint32_t callref;
+ unsigned char data[0];
+};
+
+#define MNCC_SOCK_VERSION 5
+struct gsm_mncc_hello {
+ uint32_t msg_type;
+ uint32_t version;
+
+ /* send the sizes of the structs */
+ uint32_t mncc_size;
+ uint32_t data_frame_size;
+
+ /* send some offsets */
+ uint32_t called_offset;
+ uint32_t signal_offset;
+ uint32_t emergency_offset;
+ uint32_t lchan_type_offset;
+};
+
+struct gsm_mncc_rtp {
+ uint32_t msg_type;
+ uint32_t callref;
+ uint32_t ip;
+ uint16_t port;
+ uint32_t payload_type;
+ uint32_t payload_msg_type;
+};
+
+struct gsm_mncc_bridge {
+ uint32_t msg_type;
+ uint32_t callref[2];
+};