*
* $Id$
*
- * Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@ethereal.com>
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
/* XXX - try to remove this later */
#include <epan/prefs.h>
/* XXX - try to remove this later */
+#include <epan/filesystem.h>
#include "capture_info.h"
#include <epan/dissectors/packet-fddi.h>
#include <epan/dissectors/packet-fr.h>
#include <epan/dissectors/packet-null.h>
+#include <epan/dissectors/packet-ppi.h>
#include <epan/dissectors/packet-ppp.h>
#include <epan/dissectors/packet-raw.h>
#include <epan/dissectors/packet-sll.h>
#include <epan/dissectors/packet-tr.h>
#include <epan/dissectors/packet-ieee80211.h>
+#include <epan/dissectors/packet-radiotap.h>
#include <epan/dissectors/packet-chdlc.h>
-#include <epan/dissectors/packet-prism.h>
#include <epan/dissectors/packet-ipfc.h>
#include <epan/dissectors/packet-arcnet.h>
+#include <epan/dissectors/packet-enc.h>
+#include <epan/dissectors/packet-i2c.h>
-
-
-void capture_info_packet(
-packet_counts *counts, gint wtap_linktype, const u_char *pd, guint32 caplen, union wtap_pseudo_header *pseudo_header);
+static void capture_info_packet(
+packet_counts *counts, gint wtap_linktype, const guchar *pd, guint32 caplen, union wtap_pseudo_header *pseudo_header);
} info_data_t;
-info_data_t info_data;
+static info_data_t info_data;
/* open the info */
-void capture_info_open(const char *iface)
+void capture_info_open(capture_options *capture_opts)
{
info_data.counts.total = 0;
info_data.counts.sctp = 0;
info_data.counts.vines = 0;
info_data.counts.other = 0;
info_data.counts.arp = 0;
+ info_data.counts.i2c_event = 0;
+ info_data.counts.i2c_data = 0;
info_data.wtap = NULL;
info_data.ui.counts = &info_data.counts;
- capture_info_ui_create(&info_data.ui, iface);
+ capture_info_ui_create(&info_data.ui, capture_opts);
}
+static const char *
+cf_open_error_message(int err, gchar *err_info, gboolean for_writing,
+ int file_type)
+{
+ const char *errmsg;
+ static char errmsg_errno[1024+1];
+
+ if (err < 0) {
+ /* Wiretap error. */
+ switch (err) {
+
+ case WTAP_ERR_NOT_REGULAR_FILE:
+ errmsg = "The file \"%s\" is a \"special file\" or socket or other non-regular file.";
+ break;
+
+ case WTAP_ERR_FILE_UNKNOWN_FORMAT:
+ /* Seen only when opening a capture file for reading. */
+ errmsg = "The file \"%s\" isn't a capture file in a format TShark understands.";
+ break;
+
+ case WTAP_ERR_UNSUPPORTED:
+ /* Seen only when opening a capture file for reading. */
+ g_snprintf(errmsg_errno, sizeof(errmsg_errno),
+ "The file \"%%s\" isn't a capture file in a format TShark understands.\n"
+ "(%s)", err_info);
+ g_free(err_info);
+ errmsg = errmsg_errno;
+ break;
+
+ case WTAP_ERR_CANT_WRITE_TO_PIPE:
+ /* Seen only when opening a capture file for writing. */
+ g_snprintf(errmsg_errno, sizeof(errmsg_errno),
+ "The file \"%%s\" is a pipe, and %s capture files can't be "
+ "written to a pipe.", wtap_file_type_string(file_type));
+ errmsg = errmsg_errno;
+ break;
+
+ case WTAP_ERR_UNSUPPORTED_FILE_TYPE:
+ /* Seen only when opening a capture file for writing. */
+ errmsg = "TShark doesn't support writing capture files in that format.";
+ break;
+
+ case WTAP_ERR_UNSUPPORTED_ENCAP:
+ if (for_writing)
+ errmsg = "TShark can't save this capture in that format.";
+ else {
+ g_snprintf(errmsg_errno, sizeof(errmsg_errno),
+ "The file \"%%s\" is a capture for a network type that TShark doesn't support.\n"
+ "(%s)", err_info);
+ g_free(err_info);
+ errmsg = errmsg_errno;
+ }
+ break;
+
+ case WTAP_ERR_ENCAP_PER_PACKET_UNSUPPORTED:
+ if (for_writing)
+ errmsg = "TShark can't save this capture in that format.";
+ else
+ errmsg = "The file \"%s\" is a capture for a network type that TShark doesn't support.";
+ break;
+
+ case WTAP_ERR_BAD_FILE:
+ /* Seen only when opening a capture file for reading. */
+ g_snprintf(errmsg_errno, sizeof(errmsg_errno),
+ "The file \"%%s\" appears to be damaged or corrupt.\n"
+ "(%s)", err_info);
+ g_free(err_info);
+ errmsg = errmsg_errno;
+ break;
+
+ case WTAP_ERR_CANT_OPEN:
+ if (for_writing)
+ errmsg = "The file \"%s\" could not be created for some unknown reason.";
+ else
+ errmsg = "The file \"%s\" could not be opened for some unknown reason.";
+ break;
+
+ case WTAP_ERR_SHORT_READ:
+ errmsg = "The file \"%s\" appears to have been cut short"
+ " in the middle of a packet or other data.";
+ break;
+
+ case WTAP_ERR_SHORT_WRITE:
+ errmsg = "A full header couldn't be written to the file \"%s\".";
+ break;
+
+ case WTAP_ERR_DECOMPRESS:
+ g_snprintf(errmsg_errno, sizeof(errmsg_errno),
+ "The compressed file \"%%s\" appears to be damaged or corrupt.\n"
+ "(%s)", err_info);
+ g_free(err_info);
+ errmsg = errmsg_errno;
+ break;
+
+ default:
+ g_snprintf(errmsg_errno, sizeof(errmsg_errno),
+ "The file \"%%s\" could not be %s: %s.",
+ for_writing ? "created" : "opened",
+ wtap_strerror(err));
+ errmsg = errmsg_errno;
+ break;
+ }
+ } else
+ errmsg = file_open_error_message(err, for_writing);
+ return errmsg;
+}
+
/* new file arrived */
-void capture_info_new_file(const char *new_filename)
+gboolean capture_info_new_file(const char *new_filename)
{
int err;
gchar *err_info;
+ gchar *err_msg;
if(info_data.wtap != NULL) {
info_data.wtap = wtap_open_offline(new_filename, &err, &err_info, FALSE);
if (!info_data.wtap) {
- g_warning("capture_info_new_file: wtap open failed: %s", err_info);
- }
-
+ err_msg = g_strdup_printf(cf_open_error_message(err, err_info, FALSE, WTAP_FILE_PCAP),
+ new_filename);
+ g_warning("capture_info_new_file: %d (%s)", err, err_msg);
+ g_free (err_msg);
+ return FALSE;
+ } else
+ return TRUE;
}
{
int err;
gchar *err_info;
- long data_offset;
+ gint64 data_offset;
const struct wtap_pkthdr *phdr;
union wtap_pseudo_header *pseudo_header;
int wtap_linktype;
/*g_warning("new packets: %u", to_read);*/
- while (to_read != 0 && (wtap_read(info_data.wtap, &err, &err_info, &data_offset))) {
- phdr = wtap_phdr(info_data.wtap);
- pseudo_header = wtap_pseudoheader(info_data.wtap);
- wtap_linktype = phdr->pkt_encap;
- buf = wtap_buf_ptr(info_data.wtap);
+ while (to_read > 0) {
+ wtap_cleareof(info_data.wtap);
+ if (wtap_read(info_data.wtap, &err, &err_info, &data_offset)) {
+ phdr = wtap_phdr(info_data.wtap);
+ pseudo_header = wtap_pseudoheader(info_data.wtap);
+ wtap_linktype = phdr->pkt_encap;
+ buf = wtap_buf_ptr(info_data.wtap);
- capture_info_packet(&info_data.counts, wtap_linktype, buf, phdr->caplen, pseudo_header);
+ capture_info_packet(&info_data.counts, wtap_linktype, buf, phdr->caplen, pseudo_header);
- /*g_warning("new packet");*/
- to_read--;
+ /*g_warning("new packet");*/
+ to_read--;
+ }
}
capture_info_ui_update(&info_data.ui);
void capture_info_close(void)
{
capture_info_ui_destroy(&info_data.ui);
- wtap_close(info_data.wtap);
+ if(info_data.wtap)
+ wtap_close(info_data.wtap);
}
static void
-capture_info_packet(packet_counts *counts, gint wtap_linktype, const u_char *pd, guint32 caplen, union wtap_pseudo_header *pseudo_header)
+capture_info_packet(packet_counts *counts, gint wtap_linktype, const guchar *pd, guint32 caplen, union wtap_pseudo_header *pseudo_header)
{
- counts->total++;
- switch (wtap_linktype) {
+ counts->total++;
+ switch (wtap_linktype) {
case WTAP_ENCAP_ETHERNET:
- capture_eth(pd, 0, caplen, counts);
- break;
+ capture_eth(pd, 0, caplen, counts);
+ break;
case WTAP_ENCAP_FDDI:
case WTAP_ENCAP_FDDI_BITSWAPPED:
- capture_fddi(pd, caplen, counts);
- break;
+ capture_fddi(pd, caplen, counts);
+ break;
case WTAP_ENCAP_PRISM_HEADER:
- capture_prism(pd, 0, caplen, counts);
- break;
+ capture_prism(pd, 0, caplen, counts);
+ break;
case WTAP_ENCAP_TOKEN_RING:
- capture_tr(pd, 0, caplen, counts);
- break;
+ capture_tr(pd, 0, caplen, counts);
+ break;
case WTAP_ENCAP_NULL:
- capture_null(pd, caplen, counts);
- break;
+ capture_null(pd, caplen, counts);
+ break;
case WTAP_ENCAP_PPP:
- capture_ppp_hdlc(pd, 0, caplen, counts);
- break;
+ capture_ppp_hdlc(pd, 0, caplen, counts);
+ break;
case WTAP_ENCAP_RAW_IP:
- capture_raw(pd, caplen, counts);
- break;
+ capture_raw(pd, caplen, counts);
+ break;
case WTAP_ENCAP_SLL:
- capture_sll(pd, caplen, counts);
- break;
+ capture_sll(pd, caplen, counts);
+ break;
case WTAP_ENCAP_LINUX_ATM_CLIP:
- capture_clip(pd, caplen, counts);
- break;
+ capture_clip(pd, caplen, counts);
+ break;
case WTAP_ENCAP_IEEE_802_11:
case WTAP_ENCAP_IEEE_802_11_WITH_RADIO:
- capture_ieee80211(pd, 0, caplen, counts);
- break;
+ capture_ieee80211(pd, 0, caplen, counts);
+ break;
+ case WTAP_ENCAP_IEEE_802_11_WLAN_RADIOTAP:
+ capture_radiotap(pd, 0, caplen, counts);
+ break;
+ case WTAP_ENCAP_IEEE_802_11_WLAN_AVS:
+ capture_wlancap(pd, 0, caplen, counts);
+ break;
case WTAP_ENCAP_CHDLC:
- capture_chdlc(pd, 0, caplen, counts);
- break;
+ capture_chdlc(pd, 0, caplen, counts);
+ break;
case WTAP_ENCAP_LOCALTALK:
- capture_llap(counts);
- break;
+ capture_llap(counts);
+ break;
case WTAP_ENCAP_ATM_PDUS:
- capture_atm(pseudo_header, pd, caplen, counts);
- break;
+ capture_atm(pseudo_header, pd, caplen, counts);
+ break;
case WTAP_ENCAP_IP_OVER_FC:
- capture_ipfc(pd, caplen, counts);
- break;
+ capture_ipfc(pd, caplen, counts);
+ break;
case WTAP_ENCAP_ARCNET:
- capture_arcnet(pd, caplen, counts, FALSE, TRUE);
- break;
+ capture_arcnet(pd, caplen, counts, FALSE, TRUE);
+ break;
case WTAP_ENCAP_ARCNET_LINUX:
- capture_arcnet(pd, caplen, counts, TRUE, FALSE);
- break;
+ capture_arcnet(pd, caplen, counts, TRUE, FALSE);
+ break;
case WTAP_ENCAP_APPLE_IP_OVER_IEEE1394:
- capture_ap1394(pd, 0, caplen, counts);
- break;
+ capture_ap1394(pd, 0, caplen, counts);
+ break;
case WTAP_ENCAP_FRELAY:
case WTAP_ENCAP_FRELAY_WITH_PHDR:
- capture_fr(pd, 0, caplen, counts);
- break;
- /* XXX - some ATM drivers on FreeBSD might prepend a 4-byte ATM
- pseudo-header to DLT_ATM_RFC1483, with LLC header following;
- we might have to implement that at some point. */
- }
+ capture_fr(pd, 0, caplen, counts);
+ break;
+ case WTAP_ENCAP_ENC:
+ capture_enc(pd, caplen, counts);
+ break;
+ case WTAP_ENCAP_PPI:
+ capture_ppi(pd, caplen, counts);
+ break;
+ case WTAP_ENCAP_I2C:
+ capture_i2c(pseudo_header, counts);
+ break;
+ /* XXX - some ATM drivers on FreeBSD might prepend a 4-byte ATM
+ pseudo-header to DLT_ATM_RFC1483, with LLC header following;
+ we might have to implement that at some point. */
+ }
}