int MyQtFile::myfClose()
{
return lfclose(fdQfile);
}
/*
* main
*
* Main procedure. Sets default values, parses arguments from command line,
* and calls uncompress or compress depending on the file linktype
*
*/
int main (int argc, char **argv)
{
FILE *fin;
lFILE *lfout;
struct pcap_file_header filehdr;
int swapped;
co_t co;
char filter[PROT_MAX_INDIVIDUAL_FILTER];
/* get the file names */
finname[0] = '\0';
foutname[0] = '\0';
parse_args (argc, argv);
/* open input file */
if ((finname[0] == '-' && finname[1] == '\0') || (finname[0] == '\0')) {
fin = stdin;
} else {
fin = fopen (finname, "r");
if (fin == NULL) {
fprintf (stderr, "Error: cannot open file %s\n", finname);
exit (1);
}
}
/* read the input header to know whether it's compressed or not */
if (pktd_fread_header (fin, &filehdr, &swapped, &co, filter) < 0) {
fprintf (stderr, "Error: file %s has wrong format\n", finname);
exit (1);
}
if (filehdr.version_minor == 5) {
/* pcap extended header */
printf ("Extended IP header contains mask: 0x%02x\n", co.ip_mask); /* XXX */
printf ("Extended TCP header contains mask: 0x%04x\n", co.tcp_mask); /* XXX */
printf ("Extended UDP header contains mask: 0x%02x\n", co.udp_mask); /* XXX */
printf ("Extended header contains offset: %i\n", co.rm_offset); /* XXX */
printf ("Extended header contains filter: %s\n", filter); /* XXX */
}
/* open output file */
if ((foutname[0] == '-' && foutname[1] == '\0') || (foutname[0] == '\0')) {
lfout = lfdopen (STDOUT_FILENO, 8192);
} else {
lfout = lfopen (foutname, 8192);
if (lfout == NULL) {
fprintf (stderr, "Error: cannot open file %s\n", foutname);
fclose (fin);
exit (1);
}
}
/* check if the file is compressed or not */
if (filehdr.linktype == DLT_COMPRESSED) {
uncompress_file (fin, lfout, &co);
} else {
compress_file (fin, lfout, &filehdr, swapped);
}
fclose (fin);
lfclose (lfout);
exit (0);
}