Traitement-signal-plantes/Code-C/b2hd.c

#include "./Include/b2hd.h"
#include <time.h>

int64_t millis()
{
  // struct timespec now;
  struct timespec *now = (struct timespec *)malloc(sizeof(struct timespec));
  // timespec_get(&now, TIME_UTC);
  timespec_get(now, TIME_UTC);

  // #ifdef __USE_ISOC11 ????
  int64_t tmp = (((int64_t)now->tv_sec) * 1000 + ((int64_t)now->tv_nsec) / ((int64_t)1000000));
  free(now);
  return tmp;
}

/**
 * @brief allow to transform all binary hex data send by the Vegetal Signal captor in a .TXT file into decimal values in a .csv
 *
 */
void b2hd()
{
  int i;
  int indice[6];
  char buff[26];
  char buff2[18];
  int32_t values[8];
  uint32_t valbin[8];
  quartet value;

  while (fread(&buff, 26, 1, stdin))
  {
    fprintf(stdout, "%ld,", millis());
    for (int i = 1; i < 9; i++)
    {
      /*buff[25] = '\0';*/
      if (strncmp(buff, "#################\n", (size_t)18) == 0)
      {
        if (!(fread(&buff2, 18, 1, stdin)))
        {
          fprintf(stderr, "Erreur lesture après ###...#");
          break;
        }
        else
        {
          /*buff2[17] = '\0';*/
          strncpy(buff, &buff[18], 8);
          strncpy(&buff[8], buff2, 18);
        }
      }
      value.octet1 = buff[3 * i + 1];
      value.octet2 = buff[3 * i + 2];
      value.octet3 = buff[3 * i + 3];
      value.octet4 = 0;
      /*memcpy(&values[i], &value, sizeof(quartet));*/
      valbin[i] = buff[3 * i + 1] * 256 * 256 * 256 + buff[3 * i + 2] * 256 * 256 + buff[3 * i + 3] * 256;
      memcpy(&values[i], &valbin[i], sizeof(uint32_t));
      if (i < 8)
      {
        fprintf(stdout, "%d,", values[i] / 256);
      }
      else
      {
        fprintf(stdout, "%d\n", values[i] / 256);
      }
    }
  }
}

int main(int argc, char **argv)
{
  b2hd();
}