static gboolean wtap_dump_open_check(int filetype, int encap, gboolean compressed, int *err)
{
if (!wtap_dump_can_open(filetype)) {
/* Invalid type, or type we don't know how to write. */
*err = WTAP_ERR_UNSUPPORTED_FILE_TYPE;
return FALSE;
}
/* OK, we know how to write that type; can we write the specified
encapsulation type? */
*err = (*dump_open_table[filetype].can_write_encap)(encap);
if (*err != 0)
return FALSE;
/* if compression is wanted, do we support this for this filetype? */
if(compressed && !wtap_dump_can_compress(filetype)) {
*err = WTAP_ERR_COMPRESSION_NOT_SUPPORTED;
return FALSE;
}
*err = (*dump_open_table[filetype].can_write_encap)(encap);
if (*err != 0)
return FALSE;
/* All systems go! */
return TRUE;
}
static void
list_capture_types(void) {
int i;
struct string_elem *captypes;
GSList *list = NULL;
captypes = g_malloc(sizeof(struct string_elem) * WTAP_NUM_FILE_TYPES);
fprintf(stderr, "editcap: The available capture file types for the \"-F\" flag are:\n");
for (i = 0; i < WTAP_NUM_FILE_TYPES; i++) {
if (wtap_dump_can_open(i)) {
captypes[i].sstr = wtap_file_type_short_string(i);
captypes[i].lstr = wtap_file_type_string(i);
list = g_slist_insert_sorted(list, &captypes[i], string_compare);
}
}
g_slist_foreach(list, string_elem_print, NULL);
g_slist_free(list);
g_free(captypes);
}