mirror of
https://github.com/dj0abr/SSB_HighSpeed_Modem.git
synced 2024-11-25 21:58:41 -05:00
98 lines
2.7 KiB
C
98 lines
2.7 KiB
C
#include <stdio.h>
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#include <ctype.h>
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#include <assert.h>
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#include <string.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <time.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <stdint.h>
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#include <wchar.h>
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#include <sys/socket.h>
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#include <unistd.h>
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#include <sys/time.h>
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#include <sys/ioctl.h>
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#include <termios.h>
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#include <sys/file.h>
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#include <pthread.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#include <arpa/inet.h>
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#include <pwd.h>
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#include <math.h>
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#include <ifaddrs.h>
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#include <zip.h>
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#include "frameformat.h"
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#include "main_helper.h"
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#include "udp.h"
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#include "bass.h"
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#include <liquid/liquid.h>
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#define jpg_tempfilename "rxdata.jpg"
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#define CRC16TX 0
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#define CRC16RX 1
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#define CRC16FILE 2
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void stopModem();
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uint8_t *unpack_data(uint8_t *rxd, int len);
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void TX_Scramble(uint8_t *data, int len);
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uint8_t *RX_Scramble(uint8_t *data, int len);
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uint16_t Crc16_messagecalc(int rxtx, uint8_t *data,int len);
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uint32_t crc32_messagecalc(int txrx, unsigned char *data, int len);
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int cfec_Reconstruct(uint8_t *darr, uint8_t *destination);
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uint8_t *Pack(uint8_t *payload, int type, int status, int *plen);
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void GetFEC(uint8_t *txblock, int len, uint8_t *destArray);
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void initFEC();
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void toGR_sendData(uint8_t *data, int type, int status);
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uint16_t *make_waterfall(uint8_t *pdata, int len, int *retlen);
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void init_fft();
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void exit_fft();
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uint8_t *convertQPSKSymToBytes(uint8_t *rxsymbols);
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uint8_t *convert8PSKSymToBytes(uint8_t *rxsymbols, int len);
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uint8_t *getPayload(uint8_t *rxb);
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void showbytestring(char *title, uint8_t *data, int anz);
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void init_packer();
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void convertBytesToSyms_QPSK(uint8_t *bytes, uint8_t *syms, int bytenum);
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void rotateQPSKsyms(uint8_t *src, uint8_t *dst, int len);
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uint8_t * rotateBackQPSK(uint8_t *buf, int len, int rotations);
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void convertBytesToSyms_8PSK(uint8_t *bytes, uint8_t *syms, int bytenum);
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void rotate8PSKsyms(uint8_t *src, uint8_t *dst, int len);
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uint8_t * rotateBack8PSK(uint8_t *buf, int len, int rotations);
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void setSending(uint8_t onoff);
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int getSending();
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void doArraySend();
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int arraySend(uint8_t *data, int length, uint8_t type, char *filename);
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void shiftleft(uint8_t *data, int shiftnum, int len);
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void showbytestring16(char *title, uint16_t *data, int anz);
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int isTXRunning(char *prgname);
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int pb_fifo_freespace(int nolock);
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int init_audio();
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void sendToModulator(uint8_t *d, int len);
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void pb_write_fifo(float sample);
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int init_dsp();
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extern int keeprunning;
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extern int BC_sock_AppToModem;
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extern int speed;
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extern int speedmode;
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extern int bitsPerSymbol;
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extern int constellationSize;
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extern int caprate;
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extern int txinterpolfactor;
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/*
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* Constellation as produced by the GR Constellation Decoder:
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*
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* 0 ... +1+1j
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* 1 ... -1+1j
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* 2 ... -1-1j
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* 3 ... +1-1j
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*
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*
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* */
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