*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "capture_ifinfo.h"
-/* Current state of capture engine. XXX - differentiate states */
-typedef enum {
- CAPTURE_STOPPED, /**< stopped */
- CAPTURE_PREPARING, /**< preparing, but still no response from capture child */
- CAPTURE_RUNNING /**< capture child signalled ok, capture is running now */
-} capture_state;
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/* Attention:
+ for tshark, we're using a leading - in the optstring to prevent getopt()
+ from permuting the argv[] entries, in this case, unknown argv[] entries
+ will be returned as parameters to a dummy-option 1
+ in short: we must not use 1 here */
+
+/* this does not clash with tshark's -2 option which returns '2' */
+#define LONGOPT_NUM_CAP_COMMENT 2
+
#ifdef HAVE_PCAP_REMOTE
/* Type of capture source */
} capture_sampling;
#endif
-typedef struct interface_options_tag {
+#ifdef HAVE_PCAP_REMOTE
+struct remote_host_info {
+ gchar *remote_host; /**< Host name or network address for remote capturing */
+ gchar *remote_port; /**< TCP port of remote RPCAP server */
+ gint auth_type; /**< Authentication type */
+ gchar *auth_username; /**< Remote authentication parameters */
+ gchar *auth_password; /**< Remote authentication parameters */
+ gboolean datatx_udp;
+ gboolean nocap_rpcap;
+ gboolean nocap_local;
+};
+
+typedef struct remote_options_tag {
+ capture_source src_type;
+ struct remote_host_info remote_host_opts;
+#ifdef HAVE_PCAP_SETSAMPLING
+ capture_sampling sampling_method;
+ int sampling_param;
+#endif
+} remote_options;
+#endif /* HAVE_PCAP_REMOTE */
+
+typedef struct interface_tag {
gchar *name;
+ gchar *display_name;
+ gchar *friendly_name;
+ guint type;
+ gchar *addresses;
+ gint no_addresses;
+ gchar *cfilter;
+ GList *links;
+ gint active_dlt;
+ gboolean pmode;
+ gboolean has_snaplen;
+ guint snaplen;
+ gboolean local;
+#if defined(_WIN32) || defined(HAVE_PCAP_CREATE)
+ gint buffer;
+#endif
+#ifdef HAVE_PCAP_CREATE
+ gboolean monitor_mode_enabled;
+ gboolean monitor_mode_supported;
+#endif
+#ifdef HAVE_PCAP_REMOTE
+ remote_options remote_opts;
+#endif
+ guint32 last_packets;
+ if_info_t if_info;
+ gboolean selected;
+ gboolean hidden;
+ gboolean locked;
+} interface_t;
+
+typedef struct link_row_tag {
+ gchar *name;
+ gint dlt;
+} link_row;
+
+typedef struct interface_options_tag {
+ gchar *name; /* the name of the interface provided to winpcap/libpcap to specify the interface */
gchar *descr;
+ gchar *console_display_name; /* the name displayed in the console, also the basis for autonamed pcap filenames */
gchar *cfilter;
+ gboolean has_snaplen;
int snaplen;
int linktype;
gboolean promisc_mode;
int buffer_size;
#endif
gboolean monitor_mode;
+#ifdef HAVE_PCAP_REMOTE
+ capture_source src_type;
+ gchar *remote_host;
+ gchar *remote_port;
+ capture_auth auth_type;
+ gchar *auth_username;
+ gchar *auth_password;
+ gboolean datatx_udp;
+ gboolean nocap_rpcap;
+ gboolean nocap_local;
+#endif
+#ifdef HAVE_PCAP_SETSAMPLING
+ capture_sampling sampling_method;
+ int sampling_param;
+#endif
} interface_options;
/** Capture options coming from user interface */
typedef struct capture_options_tag {
/* general */
- void *cf; /**< handle to cfile (note: untyped handle) */
- gboolean has_cfilter; /**< TRUE if capture filter specified on command line */
- gchar *cfilter; /**< Capture filter string
- *< XXX: Can finally be be removed.
- *< Replaced by interface_options.cfilter */
- gchar *iface; /**< the network interface to capture from
- *< XXX: Can finally be be removed.
- *< Replaced by interface_options.name */
- gchar *iface_descr; /**< A human readable description of iface.
- *< NOTE: capture_opts.c is not able to
- *< set this field because doing so
- *< requires too many dependencies.
- *< Readers of this field should use
- *< get_iface_description() from
- *< "capture_ui_utils.h" to access it.
- *< XXX: Can finally be be removed.
- *< Replaced by interface_options.descr */
GArray *ifaces; /**< array of interfaces.
Currently only used by dumpcap. */
- gint number_of_ifaces; /**< Curently only used by dumpcap. */
+ GArray *all_ifaces;
+ guint num_selected;
+
+ /*
+ * Options to be applied to all interfaces.
+ *
+ * Some of these can be set from the GUI, others can't; setting
+ * the link-layer header type, for example, doesn't necessarily
+ * make sense, as different interfaces may support different sets
+ * of link-layer header types.
+ *
+ * Some that can't be set from the GUI can be set from the command
+ * line, by specifying them before any interface is specified.
+ * This includes the link-layer header type, so if somebody asks
+ * for a link-layer header type that an interface on which they're
+ * capturing doesn't support, we should report an error and fail
+ * to capture.
+ *
+ * These can be overridden per-interface.
+ */
interface_options default_options;
-#ifdef HAVE_PCAP_REMOTE
- /**< XXX: Should this whole block moved to
- *< interface_options ?*/
- capture_source src_type; /**< Capturing on remote interface */
- gchar *remote_host; /**< Host name or network address
- *< for remote capturing */
- gchar *remote_port; /**< TCP port of remote RPCAP server */
-
- capture_auth auth_type;
- gchar *auth_username;
- gchar *auth_password; /**< Remote authentication parameters */
-
- gboolean datatx_udp; /**< Whether to use UDP for data transfer */
- gboolean nocap_rpcap; /**< Whether to capture RPCAP own traffic */
- gboolean nocap_local; /**< TODO: Whether to capture local traffic */
-#endif
-#ifdef HAVE_PCAP_SETSAMPLING
- /**< XXX: Should this whole block moved to
- *< interface_options ?*/
- capture_sampling sampling_method; /**< PCAP packet sampling method */
- int sampling_param; /**< PCAP packet sampling parameter */
-#endif
-#if defined(_WIN32) || defined(HAVE_PCAP_CREATE)
- int buffer_size; /**< the capture buffer size (MB)
- *< XXX: Can finally be be removed.
- *< Replaced by interface_options.buffer_size */
-#endif
- gboolean has_snaplen; /**< TRUE if maximum capture packet length
- is specified */
- int snaplen; /**< Maximum captured packet length
- *< XXX: Can finally be be removed.
- *< Replaced by interface_options.snaplen */
- gboolean promisc_mode; /**< Capture in promiscuous mode
- *< XXX: Can finally be be removed.
- *< Replaced by interface_options.promisc_mode */
- int linktype; /**< Data link type to use, or -1 for
- "use default"
- *< XXX: Can finally be be removed.
- *< Replaced by interface_options.linktype */
- gboolean monitor_mode; /**< Capture in monitor mode, if available
- *< XXX: Can finally be be removed.
- *< Replaced by interface_options.monitor_mode */
+
gboolean saving_to_file; /**< TRUE if capture is writing to a file */
gchar *save_file; /**< the capture file name */
gboolean group_read_access; /**< TRUE is group read permission needs to be set */
gboolean show_info; /**< show the info dialog */
gboolean quit_after_cap; /**< Makes a "capture only mode". Implies -k */
gboolean restart; /**< restart after closing is done */
+ gchar *orig_save_file; /**< the original capture file name (saved for a restart) */
/* multiple files (and ringbuffer) */
gboolean multi_files_on; /**< TRUE if ring buffer in use */
int autostop_packets; /**< Maximum packet count */
gboolean has_autostop_filesize; /**< TRUE if maximum capture file size
is specified */
- gint32 autostop_filesize; /**< Maximum capture file size */
+ guint32 autostop_filesize; /**< Maximum capture file size */
gboolean has_autostop_duration; /**< TRUE if maximum capture duration
is specified */
gint32 autostop_duration; /**< Maximum capture duration */
+ gchar *capture_comment; /** capture comment to write to the
+ output file */
+
/* internally used (don't touch from outside) */
- int fork_child; /**< If not -1, in parent, process ID of child */
- int fork_child_status; /**< Child exit status */
-#ifdef _WIN32
- int signal_pipe_write_fd; /**< the pipe to signal the child */
-#endif
- capture_state state; /**< current state of the capture engine */
gboolean output_to_pipe; /**< save_file is a pipe (named or stdout) */
-#ifndef _WIN32
- uid_t owner; /**< owner of the cfile */
- gid_t group; /**< group of the cfile */
-#endif
+ gboolean capture_child; /**< hidden option: Wireshark child mode */
} capture_options;
/* initialize the capture_options with some reasonable values */
extern void
-capture_opts_init(capture_options *capture_opts, void *cf);
+capture_opts_init(capture_options *capture_opts);
/* set a command line option value */
extern int
extern void
capture_opts_trim_ring_num_files(capture_options *capture_opts);
-/* trim the interface entry */
-extern gboolean
-capture_opts_trim_iface(capture_options *capture_opts, const char *capture_device);
+/* pick default interface if none was specified */
+extern int
+capture_opts_default_iface_if_necessary(capture_options *capture_opts,
+ const char *capture_device);
+
+extern void
+collect_ifaces(capture_options *capture_opts);
+
+/* Default capture buffer size in Mbytes. */
+#define DEFAULT_CAPTURE_BUFFER_SIZE 2
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
#endif /* capture_opts.h */