mncc.h

   1
   2 #include <stdint.h>
   3
   4 #define MNCC_SETUP_REQ          0x0101
   5 #define MNCC_SETUP_IND          0x0102
   6 #define MNCC_SETUP_RSP          0x0103
   7 #define MNCC_SETUP_CNF          0x0104
   8 #define MNCC_SETUP_COMPL_REQ    0x0105
   9 #define MNCC_SETUP_COMPL_IND    0x0106
  10 /* MNCC_REJ_* is perfomed via MNCC_REL_* */
  11 #define MNCC_CALL_CONF_IND      0x0107
  12 #define MNCC_CALL_PROC_REQ      0x0108
  13 #define MNCC_PROGRESS_REQ       0x0109
  14 #define MNCC_ALERT_REQ          0x010a
  15 #define MNCC_ALERT_IND          0x010b
  16 #define MNCC_NOTIFY_REQ         0x010c
  17 #define MNCC_NOTIFY_IND         0x010d
  18 #define MNCC_DISC_REQ           0x010e
  19 #define MNCC_DISC_IND           0x010f
  20 #define MNCC_REL_REQ            0x0110
  21 #define MNCC_REL_IND            0x0111
  22 #define MNCC_REL_CNF            0x0112
  23 #define MNCC_FACILITY_REQ       0x0113
  24 #define MNCC_FACILITY_IND       0x0114
  25 #define MNCC_START_DTMF_IND     0x0115
  26 #define MNCC_START_DTMF_RSP     0x0116
  27 #define MNCC_START_DTMF_REJ     0x0117
  28 #define MNCC_STOP_DTMF_IND      0x0118
  29 #define MNCC_STOP_DTMF_RSP      0x0119
  30 #define MNCC_MODIFY_REQ         0x011a
  31 #define MNCC_MODIFY_IND         0x011b
  32 #define MNCC_MODIFY_RSP         0x011c
  33 #define MNCC_MODIFY_CNF         0x011d
  34 #define MNCC_MODIFY_REJ         0x011e
  35 #define MNCC_HOLD_IND           0x011f
  36 #define MNCC_HOLD_CNF           0x0120
  37 #define MNCC_HOLD_REJ           0x0121
  38 #define MNCC_RETRIEVE_IND       0x0122
  39 #define MNCC_RETRIEVE_CNF       0x0123
  40 #define MNCC_RETRIEVE_REJ       0x0124
  41 #define MNCC_USERINFO_REQ       0x0125
  42 #define MNCC_USERINFO_IND       0x0126
  43 #define MNCC_REJ_REQ            0x0127
  44 #define MNCC_REJ_IND            0x0128
  45 #define MNCC_PROGRESS_IND       0x0129
  46 #define MNCC_CALL_PROC_IND      0x012a
  47 #define MNCC_CALL_CONF_REQ      0x012b
  48 #define MNCC_START_DTMF_REQ     0x012c
  49 #define MNCC_STOP_DTMF_REQ      0x012d
  50 #define MNCC_HOLD_REQ           0x012e
  51 #define MNCC_RETRIEVE_REQ       0x012f
  52
  53 #define MNCC_BRIDGE             0x0200
  54 #define MNCC_FRAME_RECV         0x0201
  55 #define MNCC_FRAME_DROP         0x0202
  56 #define MNCC_LCHAN_MODIFY       0x0203
  57 #define MNCC_RTP_CREATE         0x0204
  58 #define MNCC_RTP_CONNECT        0x0205
  59 #define MNCC_RTP_FREE           0x0206
  60
  61 #define GSM_TCHF_FRAME          0x0300
  62 #define GSM_TCHF_FRAME_EFR      0x0301
  63 #define GSM_TCHH_FRAME          0x0302
  64 #define GSM_TCH_FRAME_AMR       0x0303
  65 #define ANALOG_8000HZ           0x0380
  66 #define GSM_BAD_FRAME           0x03ff
  67
  68 #define MNCC_SOCKET_HELLO       0x0400
  69
  70 #define GSM_MAX_FACILITY        128
  71 #define GSM_MAX_SSVERSION       128
  72 #define GSM_MAX_USERUSER        128
  73
  74 #define MNCC_F_BEARER_CAP       0x0001
  75 #define MNCC_F_CALLED           0x0002
  76 #define MNCC_F_CALLING          0x0004
  77 #define MNCC_F_REDIRECTING      0x0008
  78 #define MNCC_F_CONNECTED        0x0010
  79 #define MNCC_F_CAUSE            0x0020
  80 #define MNCC_F_USERUSER         0x0040
  81 #define MNCC_F_PROGRESS         0x0080
  82 #define MNCC_F_EMERGENCY        0x0100
  83 #define MNCC_F_FACILITY         0x0200
  84 #define MNCC_F_SSVERSION        0x0400
  85 #define MNCC_F_CCCAP            0x0800
  86 #define MNCC_F_KEYPAD           0x1000
  87 #define MNCC_F_SIGNAL           0x2000
  88
  89 #define GSM_MAX_FACILITY       128
  90 #define GSM_MAX_SSVERSION      128
  91 #define GSM_MAX_USERUSER       128
  92
  93 /* GSM 04.08 Bearer Capability: Information Transfer Capability */
  94 enum gsm48_bcap_itcap {
  95         GSM48_BCAP_ITCAP_SPEECH         = 0,
  96         GSM48_BCAP_ITCAP_UNR_DIG_INF    = 1,
  97         GSM48_BCAP_ITCAP_3k1_AUDIO      = 2,
  98         GSM48_BCAP_ITCAP_FAX_G3         = 3,
  99         GSM48_BCAP_ITCAP_OTHER          = 5,
 100         GSM48_BCAP_ITCAP_RESERVED       = 7,
 101 };
 102
 103 /* GSM 04.08 Bearer Capability: Transfer Mode */
 104 enum gsm48_bcap_tmod {
 105         GSM48_BCAP_TMOD_CIRCUIT         = 0,
 106         GSM48_BCAP_TMOD_PACKET          = 1,
 107 };
 108
 109 /* GSM 04.08 Bearer Capability: Coding Standard */
 110 enum gsm48_bcap_coding {
 111         GSM48_BCAP_CODING_GSM_STD       = 0,
 112 };
 113
 114 /* GSM 04.08 Bearer Capability: Radio Channel Requirements */
 115 enum gsm48_bcap_rrq {
 116         GSM48_BCAP_RRQ_FR_ONLY  = 1,
 117         GSM48_BCAP_RRQ_DUAL_HR  = 2,
 118         GSM48_BCAP_RRQ_DUAL_FR  = 3,
 119 };
 120
 121 /* GSM 04.08 Bearer Capability: Rate Adaption */
 122 enum gsm48_bcap_ra {
 123         GSM48_BCAP_RA_NONE      = 0,
 124         GSM48_BCAP_RA_V110_X30  = 1,
 125         GSM48_BCAP_RA_X31       = 2,
 126         GSM48_BCAP_RA_OTHER     = 3,
 127 };
 128
 129 /* GSM 04.08 Bearer Capability: Signalling access protocol */
 130 enum gsm48_bcap_sig_access {
 131         GSM48_BCAP_SA_I440_I450 = 1,
 132         GSM48_BCAP_SA_X21       = 2,
 133         GSM48_BCAP_SA_X28_DP_IN = 3,
 134         GSM48_BCAP_SA_X28_DP_UN = 4,
 135         GSM48_BCAP_SA_X28_NDP   = 5,
 136         GSM48_BCAP_SA_X32       = 6,
 137 };
 138
 139 /* GSM 04.08 Bearer Capability: User Rate */
 140 enum gsm48_bcap_user_rate {
 141         GSM48_BCAP_UR_300       = 1,
 142         GSM48_BCAP_UR_1200      = 2,
 143         GSM48_BCAP_UR_2400      = 3,
 144         GSM48_BCAP_UR_4800      = 4,
 145         GSM48_BCAP_UR_9600      = 5,
 146         GSM48_BCAP_UR_12000     = 6,
 147         GSM48_BCAP_UR_1200_75   = 7,
 148 };
 149
 150 /* GSM 04.08 Bearer Capability: Parity */
 151 enum gsm48_bcap_parity {
 152         GSM48_BCAP_PAR_ODD      = 0,
 153         GSM48_BCAP_PAR_EVEN     = 2,
 154         GSM48_BCAP_PAR_NONE     = 3,
 155         GSM48_BCAP_PAR_ZERO     = 4,
 156         GSM48_BCAP_PAR_ONE      = 5,
 157 };
 158
 159 /* GSM 04.08 Bearer Capability: Intermediate Rate */
 160 enum gsm48_bcap_interm_rate {
 161         GSM48_BCAP_IR_8k        = 2,
 162         GSM48_BCAP_IR_16k       = 3,
 163 };
 164
 165 /* GSM 04.08 Bearer Capability: Transparency */
 166 enum gsm48_bcap_transp {
 167         GSM48_BCAP_TR_TRANSP    = 0,
 168         GSM48_BCAP_TR_RLP       = 1,
 169         GSM48_BCAP_TR_TR_PREF   = 2,
 170         GSM48_BCAP_TR_RLP_PREF  = 3,
 171 };
 172
 173 /* GSM 04.08 Bearer Capability: Modem Type */
 174 enum gsm48_bcap_modem_type {
 175         GSM48_BCAP_MT_NONE      = 0,
 176         GSM48_BCAP_MT_V21       = 1,
 177         GSM48_BCAP_MT_V22       = 2,
 178         GSM48_BCAP_MT_V22bis    = 3,
 179         GSM48_BCAP_MT_V23       = 4,
 180         GSM48_BCAP_MT_V26ter    = 5,
 181         GSM48_BCAP_MT_V32       = 6,
 182         GSM48_BCAP_MT_UNDEF     = 7,
 183         GSM48_BCAP_MT_AUTO_1    = 8,
 184 };
 185
 186 /* GSM 04.08 Bearer Capability: Speech Version Indication */
 187 enum gsm48_bcap_speech_ver {
 188         GSM48_BCAP_SV_FR        = 0,
 189         GSM48_BCAP_SV_HR        = 1,
 190         GSM48_BCAP_SV_EFR       = 2,
 191         GSM48_BCAP_SV_AMR_F     = 4,
 192         GSM48_BCAP_SV_AMR_H     = 5,
 193         BCAP_SV_ANALOG_8000HZ   = 0x80,
 194 };
 195
 196 /* Expanded fields from GSM TS 04.08, Table 10.5.102 */
 197 struct gsm_mncc_bearer_cap {
 198         int             transfer;       /* Information Transfer Capability */
 199         int             mode;           /* Transfer Mode */
 200         int             coding;         /* Coding Standard */
 201         int             radio;          /* Radio Channel Requirement */
 202         int             speech_ctm;     /* CTM text telephony indication */
 203         int             speech_ver[8];  /* Speech version indication */
 204         struct {
 205                 enum gsm48_bcap_ra              rate_adaption;
 206                 enum gsm48_bcap_sig_access      sig_access;
 207                 int                             async;
 208                 int                             nr_stop_bits;
 209                 int                             nr_data_bits;
 210                 enum gsm48_bcap_user_rate       user_rate;
 211                 enum gsm48_bcap_parity          parity;
 212                 enum gsm48_bcap_interm_rate     interm_rate;
 213                 enum gsm48_bcap_transp          transp;
 214                 enum gsm48_bcap_modem_type      modem_type;
 215         } data;
 216 };
 217
 218 struct gsm_mncc_number {
 219         int             type;
 220         int             plan;
 221         int             present;
 222         int             screen;
 223         char            number[33];
 224 };
 225
 226 struct gsm_mncc_cause {
 227         int             location;
 228         int             coding;
 229         int             rec;
 230         int             rec_val;
 231         int             value;
 232         int             diag_len;
 233         char            diag[32];
 234 };
 235
 236 struct gsm_mncc_useruser {
 237         int             proto;
 238         char            info[GSM_MAX_USERUSER + 1]; /* + termination char */
 239 };
 240
 241 struct gsm_mncc_progress {
 242         int             coding;
 243         int             location;
 244         int             descr;
 245 };
 246
 247 struct gsm_mncc_facility {
 248         int             len;
 249         char            info[GSM_MAX_FACILITY];
 250 };
 251
 252 struct gsm_mncc_ssversion {
 253         int             len;
 254         char            info[GSM_MAX_SSVERSION];
 255 };
 256
 257 struct gsm_mncc_cccap {
 258         int             dtmf;
 259         int             pcp;
 260 };
 261
 262 enum {
 263         GSM_MNCC_BCAP_SPEECH    = 0,
 264         GSM_MNCC_BCAP_UNR_DIG   = 1,
 265         GSM_MNCC_BCAP_AUDIO     = 2,
 266         GSM_MNCC_BCAP_FAX_G3    = 3,
 267         GSM_MNCC_BCAP_OTHER_ITC = 5,
 268         GSM_MNCC_BCAP_RESERVED  = 7,
 269 };
 270
 271 enum {
 272         GSM_LCHAN_NONE,
 273         GSM_LCHAN_SDCCH,
 274         GSM_LCHAN_TCH_F,
 275         GSM_LCHAN_TCH_H,
 276         GSM_LCHAN_UNKNOWN,
 277         GSM_LCHAN_CCCH,
 278         GSM_LCHAN_PDTCH,
 279         _GSM_LCHAN_MAX
 280 };
 281
 282 struct gsm_mncc {
 283         /* context based information */
 284         uint32_t        msg_type;
 285         uint32_t        callref;
 286
 287         /* which fields are present */
 288         uint32_t        fields;
 289
 290         /* data derived informations (MNCC_F_ based) */
 291         struct gsm_mncc_bearer_cap      bearer_cap;
 292         struct gsm_mncc_number          called;
 293         struct gsm_mncc_number          calling;
 294         struct gsm_mncc_number          redirecting;
 295         struct gsm_mncc_number          connected;
 296         struct gsm_mncc_cause           cause;
 297         struct gsm_mncc_progress        progress;
 298         struct gsm_mncc_useruser        useruser;
 299         struct gsm_mncc_facility        facility;
 300         struct gsm_mncc_cccap           cccap;
 301         struct gsm_mncc_ssversion       ssversion;
 302         struct  {
 303                 int             sup;
 304                 int             inv;
 305         } clir;
 306         int             signal;
 307
 308         /* data derived information, not MNCC_F based */
 309         int             keypad;
 310         int             more;
 311         int             notify; /* 0..127 */
 312         int             emergency;
 313         char            imsi[16];
 314
 315         unsigned char   lchan_type;
 316         unsigned char   lchan_mode;
 317 };
 318
 319 struct gsm_data_frame {
 320         uint32_t        msg_type;
 321         uint32_t        callref;
 322         unsigned char   data[0];
 323 };
 324
 325 struct gsm_mncc_rtp {
 326         u_int32_t       msg_type;
 327         u_int32_t       callref;
 328         u_int32_t       ip;
 329         u_int16_t       port;
 330         u_int32_t       payload_type;
 331         u_int32_t       payload_msg_type;
 332 };
 333
 334
 335 #define MNCC_SOCK_VERSION       5
 336 struct gsm_mncc_hello {
 337         uint32_t        msg_type;
 338         uint32_t        version;
 339
 340         /* send the sizes of the structs */
 341         uint32_t        mncc_size;
 342         uint32_t        data_frame_size;
 343
 344         /* send some offsets */
 345         uint32_t        called_offset;
 346         uint32_t        signal_offset;
 347         uint32_t        emergency_offset;
 348         uint32_t        lchan_type_offset;
 349 };