177 lines
5.4 KiB
C
177 lines
5.4 KiB
C
/*
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* Copyright (C) 2019-2025 Roger Clark, VK3KYY / G4KYF
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* Daniel Caujolle-Bert, F1RMB
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*
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*
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* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* 4. Use of this source code or binary releases for commercial purposes is strictly forbidden. This includes, without limitation,
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* incorporation in a commercial product or incorporation into a product or project which allows commercial use.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef _OPENGD77_HOTSPOT_H_
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#define _OPENGD77_HOTSPOT_H_
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#include <stdint.h>
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#include <stdbool.h>
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#define DMR_FRAME_LENGTH_BYTES 33U
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#define DT_VOICE_LC_HEADER 0x01U
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#define DT_TERMINATOR_WITH_LC 0x02U
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#define DMR_SYNC_DATA 0x40U
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#define HOTSPOT_VERSION_STRING "OpenGD77_HS v0.1.18"
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typedef struct
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{
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bool PF;
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bool R;
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int FLCO;
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uint8_t FID;
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uint8_t options;
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uint32_t srcId;
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uint32_t dstId;
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uint8_t rawData[12];
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} DMRLC_t;
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enum HOTSPOT_RX_STATE
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{
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HOTSPOT_RX_IDLE = 0U,
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HOTSPOT_RX_START,
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HOTSPOT_RX_START_LATE,
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HOTSPOT_RX_AUDIO_FRAME,
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HOTSPOT_RX_STOP,
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HOTSPOT_RX_UNKNOWN
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};
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typedef enum
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{
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STATE_IDLE = 0,
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STATE_DSTAR = 1,
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STATE_DMR = 2,
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STATE_YSF = 3,
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STATE_P25 = 4,
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STATE_NXDN = 5,
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STATE_POCSAG = 6,
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// Dummy states start at 90
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STATE_DMRDMO1K = 92,
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STATE_RSSICAL = 96,
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STATE_CWID = 97,
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STATE_DMRCAL = 98,
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STATE_DSTARCAL = 99,
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STATE_INTCAL = 100,
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STATE_POCSAGCAL = 101
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} MMDVM_STATE;
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enum HOTSPOT_COMMAND
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{
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MMDVM_GET_VERSION = 0x00U,
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MMDVM_GET_STATUS = 0x01U,
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MMDVM_SET_CONFIG = 0x02U,
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MMDVM_SET_MODE = 0x03U,
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MMDVM_SET_FREQ = 0x04U,
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MMDVM_CAL_DATA = 0x08U,
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MMDVM_RSSI_DATA = 0x09U,
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MMDVM_SEND_CWID = 0x0AU,
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MMDVM_DSTAR_HEADER = 0x10U,
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MMDVM_DSTAR_DATA = 0x11U,
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MMDVM_DSTAR_LOST = 0x12U,
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MMDVM_DSTAR_EOT = 0x13U,
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MMDVM_DMR_DATA1 = 0x18U,
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MMDVM_DMR_LOST1 = 0x19U,
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MMDVM_DMR_DATA2 = 0x1AU,
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MMDVM_DMR_LOST2 = 0x1BU,
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MMDVM_DMR_SHORTLC = 0x1CU,
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MMDVM_DMR_START = 0x1DU,
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MMDVM_DMR_ABORT = 0x1EU,
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MMDVM_YSF_DATA = 0x20U,
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MMDVM_P25_HDR = 0x30U,
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MMDVM_P25_LDU = 0x31U,
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MMDVM_NXDN_DATA = 0x40U,
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MMDVM_POCSAG_DATA = 0x50U,
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MMDVM_ACK = 0x70U,
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MMDVM_NAK = 0x7FU,
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MMDVM_TRANSPARENT = 0x90U,
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MMDVM_QSO_INFO = 0x91U,
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MMDVM_FRAME_START = 0xE0U
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};
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typedef enum
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{
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HOTSPOT_STATE_NOT_CONNECTED,
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HOTSPOT_STATE_INITIALISE,
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HOTSPOT_STATE_RX_START,
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HOTSPOT_STATE_RX_PROCESS,
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HOTSPOT_STATE_RX_END,
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HOTSPOT_STATE_TX_START_BUFFERING,
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HOTSPOT_STATE_TRANSMITTING,
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HOTSPOT_STATE_TX_SHUTDOWN
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} HOTSPOT_STATE;
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typedef enum
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{
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MMDVMHOST_RX_READY,
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MMDVMHOST_RX_BUSY,
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MMDVMHOST_RX_ERROR
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} MMDVMHOST_RX_STATE;
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// Uncomment this to enable all mmdvmSendDebug*() functions. You will see the results in the MMDVMHost log file.
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//#define MMDVM_SEND_DEBUG
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#if defined(MMDVM_SEND_DEBUG)
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#define MMDVM_DEBUG1 0xF1
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#define MMDVM_DEBUG2 0xF2
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#define MMDVM_DEBUG3 0xF3
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#define MMDVM_DEBUG4 0xF4
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#define MMDVM_DEBUG5 0xF5
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void mmdvmSendDebug1(const char *text);
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void mmdvmSendDebug2(const char *text, int16_t n1);
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void mmdvmSendDebug3(const char *text, int16_t n1, int16_t n2);
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void mmdvmSendDebug4(const char *text, int16_t n1, int16_t n2, int16_t n3);
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void mmdvmSendDebug5(const char *text, int16_t n1, int16_t n2, int16_t n3, int16_t n4);
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#endif
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void hotspotRxFrameHandler(uint8_t *frameBuf);
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void cwProcess(void);
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void cwReset(void);
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void handleHotspotRequest(void);
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void processUSBDataQueue(void);
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void enqueueUSBData(uint8_t *data, uint8_t length);
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void hotspotStateMachine(void);
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void hotspotInit(void);
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extern bool hotspotCwKeying;
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extern uint16_t hotspotCwpoLen;
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extern uint8_t hotspotCurrentRxCommandState;
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extern char hotspotMmdvmQSOInfoIP[22];
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extern DMRLC_t hotspotRxedDMR_LC; // used to stored LC info from RXed frames
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extern uint8_t hotspotSavedPowerLevel;
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extern uint32_t hotspotFreqRx;
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extern uint32_t hotspotFreqTx;
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extern volatile MMDVM_STATE hotspotModemState;
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extern uint8_t hotspotPowerLevel;
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extern bool hotspotMmdvmHostIsConnected;
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#endif
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