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135 lines
5.5 KiB
135 lines
5.5 KiB
/**
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* Digital Voice Modem - Host Software
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* GPLv2 Open Source. Use is subject to license terms.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* @package DVM / Host Software
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*
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*/
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//
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// Based on code from the MMDVMHost project. (https://github.com/g4klx/MMDVMHost)
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// Licensed under the GPLv2 License (https://opensource.org/licenses/GPL-2.0)
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//
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/*
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* Copyright (C) 2016,2017,2018 by Jonathan Naylor G4KLX
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#if !defined(__NXDN_DEFINES_H__)
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#define __NXDN_DEFINES_H__
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#include "Defines.h"
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// Message Type String(s)
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#define NXDN_MESSAGE_TYPE_VCALL "MESSAGE_TYPE_VCALL (NXDN Voice Call)"
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#define NXDN_MESSAGE_TYPE_TX_REL "MESSAGE_TYPE_TX_REL (NXDN Transmit Release)"
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#define NXDN_MESSAGE_TYPE_DCALL "MESSAGE_TYPE_VCALL (NXDN Data Call)"
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namespace nxdn
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{
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// ---------------------------------------------------------------------------
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// Constants
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// ---------------------------------------------------------------------------
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const uint32_t NXDN_FRAME_LENGTH_BITS = 384U;
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const uint32_t NXDN_FRAME_LENGTH_BYTES = NXDN_FRAME_LENGTH_BITS / 8U;
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const uint32_t NXDN_FRAME_LENGTH_SYMBOLS = NXDN_FRAME_LENGTH_BITS / 2U;
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const uint32_t NXDN_FSW_LENGTH_BITS = 20U;
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const uint32_t NXDN_FSW_LENGTH_SYMBOLS = NXDN_FSW_LENGTH_BITS / 2U;
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const uint8_t NXDN_FSW_BYTES[] = { 0xCDU, 0xF5U, 0x90U };
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const uint8_t NXDN_FSW_BYTES_MASK[] = { 0xFFU, 0xFFU, 0xF0U };
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const uint32_t NXDN_FSW_BYTES_LENGTH = 3U;
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const uint32_t NXDN_LICH_LENGTH_BITS = 16U;
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const uint32_t NXDN_LICH_LENGTH_BYTES = NXDN_LICH_LENGTH_BITS / 8U;
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const uint32_t NXDN_SACCH_LENGTH_BITS = 60U;
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const uint32_t NXDN_SACCH_LENGTH_BYTES = NXDN_SACCH_LENGTH_BITS / 8U;
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const uint32_t NXDN_FACCH1_LENGTH_BITS = 144U;
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const uint32_t NXDN_FACCH1_LENGTH_BYTES = NXDN_FACCH1_LENGTH_BITS / 8U;
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const uint32_t NXDN_FACCH2_LENGTH_BITS = 348U;
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const uint32_t NXDN_FACCH2_LENGTH_BYTES = NXDN_FACCH2_LENGTH_BITS / 8U;
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const uint32_t NXDN_FSW_LICH_SACCH_LENGTH_BITS = NXDN_FSW_LENGTH_BITS + NXDN_LICH_LENGTH_BITS + NXDN_SACCH_LENGTH_BITS;
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const uint32_t NXDN_FSW_LICH_SACCH_LENGTH_BYTES = NXDN_FSW_LICH_SACCH_LENGTH_BITS / 8U;
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const uint8_t NXDN_LICH_RFCT_RCCH = 0U;
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const uint8_t NXDN_LICH_RFCT_RTCH = 1U;
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const uint8_t NXDN_LICH_RFCT_RDCH = 2U;
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const uint8_t NXDN_LICH_RFCT_RTCH_C = 3U;
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const uint8_t NXDN_LICH_USC_SACCH_NS = 0U;
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const uint8_t NXDN_LICH_USC_UDCH = 1U;
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const uint8_t NXDN_LICH_USC_SACCH_SS = 2U;
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const uint8_t NXDN_LICH_USC_SACCH_SS_IDLE = 3U;
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const uint8_t NXDN_LICH_STEAL_NONE = 3U;
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const uint8_t NXDN_LICH_STEAL_FACCH1_2 = 2U;
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const uint8_t NXDN_LICH_STEAL_FACCH1_1 = 1U;
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const uint8_t NXDN_LICH_STEAL_FACCH = 0U;
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const uint8_t NXDN_LICH_DIRECTION_INBOUND = 0U;
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const uint8_t NXDN_LICH_DIRECTION_OUTBOUND = 1U;
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const uint8_t NXDN_SR_SINGLE = 0U;
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const uint8_t NXDN_SR_4_4 = 0U;
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const uint8_t NXDN_SR_3_4 = 1U;
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const uint8_t NXDN_SR_2_4 = 2U;
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const uint8_t NXDN_SR_1_4 = 3U;
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const uint32_t DEFAULT_SILENCE_THRESHOLD = 14U;
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const uint32_t MAX_NXDN_VOICE_ERRORS = 144U;
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const uint32_t MAX_NXDN_VOICE_ERRORS_STEAL = 94U;
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// Message Types
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const uint8_t MESSAGE_TYPE_VCALL = 0x01U;
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const uint8_t MESSAGE_TYPE_VCALL_IV = 0x03U;
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const uint8_t MESSAGE_TYPE_DCALL_HDR = 0x09U;
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const uint8_t MESSAGE_TYPE_DCALL_DATA = 0x0BU;
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const uint8_t MESSAGE_TYPE_DCALL_ACK = 0x0CU;
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const uint8_t MESSAGE_TYPE_TX_REL = 0x08U;
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const uint8_t MESSAGE_TYPE_HEAD_DLY = 0x0FU;
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const uint8_t MESSAGE_TYPE_SDCALL_REQ_HDR = 0x38U;
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const uint8_t MESSAGE_TYPE_SDCALL_REQ_DATA = 0x39U;
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const uint8_t MESSAGE_TYPE_SDCALL_RESP = 0x3BU;
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const uint8_t MESSAGE_TYPE_SDCALL_IV = 0x3AU;
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const uint8_t MESSAGE_TYPE_STAT_INQ_REQ = 0x30U;
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const uint8_t MESSAGE_TYPE_STAT_INQ_RESP = 0x31U;
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const uint8_t MESSAGE_TYPE_STAT_REQ = 0x32U;
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const uint8_t MESSAGE_TYPE_STAT_RESP = 0x33U;
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const uint8_t MESSAGE_TYPE_REM_CON_REQ = 0x34U;
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const uint8_t MESSAGE_TYPE_REM_CON_RESP = 0x35U;
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const uint8_t MESSAGE_TYPE_IDLE = 0x10U;
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const uint8_t MESSAGE_TYPE_AUTH_INQ_REQ = 0x28U;
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const uint8_t MESSAGE_TYPE_AUTH_INQ_RESP = 0x29U;
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const uint8_t MESSAGE_TYPE_PROP_FORM = 0x3FU;
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// Voice Call Options
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const uint8_t VOICE_CALL_OPTION_HALF_DUPLEX = 0x00U;
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const uint8_t VOICE_CALL_OPTION_DUPLEX = 0x10U;
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// Data Call Options
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const uint8_t DATA_CALL_OPTION_HALF_DUPLEX = 0x00U;
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const uint8_t DATA_CALL_OPTION_DUPLEX = 0x10U;
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const uint8_t DATA_CALL_OPTION_4800 = 0x00U;
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const uint8_t DATA_CALL_OPTION_9600 = 0x02U;
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const uint8_t SACCH_IDLE[] = { MESSAGE_TYPE_IDLE, 0x00U, 0x00U };
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} // namespace nxdn
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#endif // __NXDN_DEFINES_H__
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