m3ua.h

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/* RFC 4666 M3UA SCCP User Adaption  */
 
/* (C) 2017 by Harald Welte <laforge@gnumonks.org>
 *
 * All Rights Reserved
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#pragma once
#include <stdint.h>
 
#define M3UA_VERSION    1
#define M3UA_PPID       3
#define M3UA_PORT       2905
 
/* 3.1.2 Message Classes */
#define M3UA_MSGC_MGMT  0
#define M3UA_MSGC_XFER  1
#define M3UA_MSGC_SNM   2
#define M3UA_MSGC_ASPSM 3
#define M3UA_MSGC_ASPTM 4
#define M3UA_MSGC_RKM   9
 
/* 3.1.3 Message Types */
#define M3UA_MGMT_ERR   0
#define M3UA_MGMT_NTFY  1
 
#define M3UA_XFER_DATA  1
 
#define M3UA_SNM_DUNA   1
#define M3UA_SNM_DAVA   2
#define M3UA_SNM_DAUD   3
#define M3UA_SNM_SCON   4
#define M3UA_SNM_DUPU   5
#define M3UA_SNM_DRST   6
 
#define M3UA_ASPSM_UP           1
#define M3UA_ASPSM_DOWN         2
#define M3UA_ASPSM_BEAT         3
#define M3UA_ASPSM_UP_ACK       4
#define M3UA_ASPSM_DOWN_ACK     5
#define M3UA_ASPSM_BEAT_ACK     6
 
#define M3UA_ASPTM_ACTIVE       1
#define M3UA_ASPTM_INACTIVE     2
#define M3UA_ASPTM_ACTIVE_ACK   3
#define M3UA_ASPTM_INACTIVE_ACK 4
 
#define M3UA_RKM_REG_REQ        1
#define M3UA_RKM_REG_RSP        2
#define M3UA_RKM_DEREG_REQ      3
#define M3UA_RKM_DEREG_RSP      4
 
#define M3UA_IEI_INFO_STRING    0x0004
#define M3UA_IEI_ROUTE_CTX      0x0006
#define M3UA_IEI_DIAG_INFO      0x0007
#define M3UA_IEI_HEARDBT_DATA   0x0009
#define M3UA_IEI_TRAF_MODE_TYP  0x000b
#define M3UA_IEI_ERR_CODE       0x000c
#define M3UA_IEI_STATUS         0x000d
#define M3UA_IEI_ASP_ID         0x0011
#define M3UA_IEI_AFFECTED_PC    0x0012
#define M3UA_IEI_CORR_ID        0x0013
 
/* 3.2 M3UA specific parameters */
 
#define M3UA_IEI_NET_APPEAR     0x0200
#define M3UA_IEI_USER_CAUSE     0x0204
#define M3UA_IEI_CONG_IND       0x0205
#define M3UA_IEI_CONC_DEST      0x0206
#define M3UA_IEI_ROUT_KEY       0x0207
#define M3UA_IEI_REG_RESULT     0x0208
#define M3UA_IEI_DEREG_RESULT   0x0209
#define M3UA_IEI_LOC_RKEY_ID    0x020a
#define M3UA_IEI_DEST_PC        0x020b
#define M3UA_IEI_SVC_IND        0x020c
#define M3UA_IEI_ORIG_PC        0x020e
#define M3UA_IEI_PROT_DATA      0x0210
#define M3UA_IEI_REG_STATUS     0x0212
#define M3UA_IEI_DEREG_STATUS   0x0213
 
/* 3.3.1 Payload Data Message */
struct m3ua_data_hdr {
        uint32_t opc;   /* Originating Point Code */
        uint32_t dpc;   /* Destination Point Code */
        uint8_t si;     /* Service Indicator */
        uint8_t ni;     /* Network Indicator */
        uint8_t mp;     /* Message Priority */
        uint8_t sls;    /* Signalling Link Selection */
} __attribute__ ((packed));
 
/* 3.8.2 Notify */
 
#define M3UA_NOTIFY(type, info) ((info) << 16 | (type))
#define M3UA_NOTIFY_T_STATCHG   1
#define M3UA_NOTIFY_T_OTHER     2
 
#define M3UA_NOTIFY_I_RESERVED  1
#define M3UA_NOTIFY_I_AS_INACT  2
#define M3UA_NOTIFY_I_AS_ACT    3
#define M3UA_NOTIFY_I_AS_PEND   4
 
#define M3UA_NOTIFY_I_OT_INS_RES        1
#define M3UA_NOTIFY_I_OT_ALT_ASP_ACT    2
#define M3UA_NOTIFY_I_OT_ASP_FAILURE    3
 
/* 3.6.2 Registration Status */
enum m3ua_rkm_reg_status {
        M3UA_RKM_REG_SUCCESS                    = 0,
        M3UA_RKM_REG_ERR_UNKNOWN                = 1,
        M3UA_RKM_REG_ERR_INVAL_DPC              = 2,
        M3UA_RKM_REG_ERR_INVAL_NET_APPEAR       = 3,
        M3UA_RKM_REG_ERR_INVAL_RKEY             = 4,
        M3UA_RKM_REG_ERR_PERM_DENIED            = 5,
        M3UA_RKM_REG_ERR_CANT_SUPP_UNQ_RT       = 6,
        M3UA_RKM_REG_ERR_RKEY_NOT_PROVD         = 7,
        M3UA_RKM_REG_ERR_INSUFF_RESRC           = 8,
        M3UA_RKM_REG_ERR_UNSUPP_RK_PARAM        = 9,
        M3UA_RKM_REG_ERR_UNSUPP_TRAF_MODE       = 10,
        M3UA_RKM_REG_ERR_RKEY_CHG_REFUSED       = 11,
        M3UA_RKM_REG_ERR_RKEY_ALRDY_REGD        = 12,
};
 
enum m3ua_rkm_dereg_satus {
        M3UA_RKM_DEREG_SUCCESS          = 0,
        M3UA_RKM_DEREG_ERR_UNKNOWN      = 1,
        M3UA_RKM_DEREG_ERR_INVAL_RCTX   = 2,
        M3UA_RKM_DEREG_ERR_PERM_DENIED  = 3,
        M3UA_RKM_DEREG_ERR_NOT_REGD     = 4,
        M3UA_RKM_DEREG_ERR_ASP_ACTIVE   = 5,
};
 
/* 3.8.1 Error */
enum m3ua_error_code {
        M3UA_ERR_INVALID_VERSION        = 0x01,
        /* not used in M3UA */
        M3UA_ERR_UNSUPP_MSG_CLASS       = 0x03,
        M3UA_ERR_UNSUPP_MSG_TYPE        = 0x04,
        M3UA_ERR_UNSUPP_TRAF_MOD_TYP    = 0x05,
        M3UA_ERR_UNEXPECTED_MSG         = 0x06,
        M3UA_ERR_PROTOCOL_ERR           = 0x07,
        /* not used in M3UA */
        M3UA_ERR_INVAL_STREAM_ID        = 0x09,
        /* not used in M3UA */
        /* not used in M3UA */
        /* not used in M3UA */
        M3UA_ERR_REFUSED_MGMT_BLOCKING  = 0x0d,
        M3UA_ERR_ASP_ID_REQD            = 0x0e,
        M3UA_ERR_INVAL_ASP_ID           = 0x0f,
        /* not used in M3UA */
        M3UA_ERR_INVAL_PARAM_VAL        = 0x11,
        M3UA_ERR_PARAM_FIELD_ERR        = 0x12,
        M3UA_ERR_UNEXP_PARAM            = 0x13,
        M3UA_ERR_DEST_STATUS_UNKN       = 0x14,
        M3UA_ERR_INVAL_NET_APPEAR       = 0x15,
        M3UA_ERR_MISSING_PARAM          = 0x16,
        /* not used in M3UA */
        /* not used in M3UA */
        M3UA_ERR_INVAL_ROUT_CTX         = 0x19,
        M3UA_ERR_NO_CONFGD_AS_FOR_ASP   = 0x1a,
};
 
enum m3ua_traffic_mode {
        M3UA_TMOD_OVERRIDE      = 1,
        M3UA_TMOD_LOADSHARE     = 2,
        M3UA_TMOD_BCAST         = 3,
};