pcap2array

#include <stdio.h>

int main(int argc, char const* argv[])
{
  FILE *infile;
  FILE *outfile;
  char buf[256];
  int i;

  if ((infile = fopen(argv[1], "r")) == NULL) {
      fprintf(stderr, "1: File open error!\n");
  }
  if ((outfile = fopen("./sample.txt", "w")) == NULL) {
      fprintf(stderr, "2: File open error!\n");
  }

  while (fgets(buf, sizeof(buf), infile) != NULL) {
    fwrite("0x", 1, 2, outfile);
    for (i = 0; i < 8; i++) {
      fwrite(buf + 6 + 3 * i, 1, 2, outfile);
      fwrite(", 0x", 1, 4, outfile);
    }   
    for (i = 0; i < 7; i++) {
      fwrite(buf + 31 + 3 * i, 1, 2, outfile);
      fwrite(", 0x", 1, 4, outfile);
    }   
    fwrite(buf + 31 + 3 * 7, 1, 2, outfile);
    fwrite(",", 1, 1, outfile);

    fwrite("\n", 1, 1, outfile);
  }

  fclose(outfile);
  fclose(infile);

  return 0;
}