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// can run this using rigctl/rigctld and socat pty devices
#define _XOPEN_SOURCE 700
// since we are POSIX here we need this
#if 0
struct ip_mreq
{
int dummy;
};
#endif
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <string.h>
#include <unistd.h>
#include "../include/hamlib/rig.h"
#define BUFSIZE 256
float freqA = 14074000;
float freqB = 14074500;
char tx_vfo = '0';
char rx_vfo = '0';
char modeA = '1';
char modeB = '1';
int width_main = 500;
int width_sub = 700;
int
getmyline(int fd, unsigned char *buf)
{
unsigned char c;
int i = 0;
int n = 0;
memset(buf, 0, BUFSIZE);
while (i < 5 && read(fd, &c, 1) > 0)
{
buf[i++] = c;
n++;
}
printf("n1=%d %02x %02x %02x %02x %02x\n", n, buf[0], buf[1], buf[2], buf[3],
buf[4]);
i = buf[4]; // length of packet
n = read(fd, &buf[5], i);
printf("read %d bytes\n", n);
if (n == 0) { return 0; }
n += 5;
printf("n2=%d", n);
for (i = 0; i < n; ++i) { printf(" x%02x", buf[i]); }
printf("\n");
return n;
}
#if defined(WIN32) || defined(_WIN32)
int openPort(char *comport) // doesn't matter for using pts devices
{
int fd;
fd = open(comport, O_RDWR);
if (fd < 0)
{
perror(comport);
}
return fd;
}
#else
int openPort(char *comport) // doesn't matter for using pts devices
{
int fd = posix_openpt(O_RDWR);
char *name = ptsname(fd);
if (name == NULL)
{
perror("ptsname");
return -1;
}
printf("name=%s\n", name);
if (fd == -1 || grantpt(fd) == -1 || unlockpt(fd) == -1)
{
perror("posix_openpt");
return -1;
}
return fd;
}
#endif
int main(int argc, char *argv[])
{
unsigned char buf[256];
again:
int fd = openPort(argv[1]);
while (1)
{
int bytes = getmyline(fd, buf);
if (bytes == 0)
{
close(fd);
goto again;
}
switch (buf[5])
{
case 0x07: printf("PTT=%d\n", buf[6]); write(fd, buf, 9); break;
case 0x0c: printf("Power=%d\n", buf[6]); break;
default: printf("Unknown cmd=%02x\n", buf[4]);
}
}
return 0;
}
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