#ifndef __CAPTURE_OPTS_H__
#define __CAPTURE_OPTS_H__
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h> /* for gid_t */
+#endif
+
+#include "capture_ifinfo.h"
/* Current state of capture engine. XXX - differentiate states */
typedef enum {
CAPTURE_RUNNING /**< capture child signalled ok, capture is running now */
} capture_state;
+#ifdef HAVE_PCAP_REMOTE
+/* Type of capture source */
+typedef enum {
+ CAPTURE_IFLOCAL, /**< Local network interface */
+ CAPTURE_IFREMOTE /**< Remote network interface */
+} capture_source;
+
+/* Type of RPCAPD Authentication */
+typedef enum {
+ CAPTURE_AUTH_NULL, /**< No authentication */
+ CAPTURE_AUTH_PWD /**< User/password authentication */
+} capture_auth;
+#endif
+#ifdef HAVE_PCAP_SETSAMPLING
+/**
+ * Method of packet sampling (dropping some captured packets),
+ * may require additional integer parameter, marked here as N
+ */
+typedef enum {
+ CAPTURE_SAMP_NONE, /**< No sampling - capture all packets */
+ CAPTURE_SAMP_BY_COUNT, /**< Counter-based sampling -
+ capture 1 packet from every N */
+ CAPTURE_SAMP_BY_TIMER /**< Timer-based sampling -
+ capture no more than 1 packet
+ in N milliseconds */
+} capture_sampling;
+#endif
+
+typedef struct interface_options_tag {
+ gchar *name;
+ gchar *descr;
+ gchar *cfilter;
+ gboolean has_snaplen;
+ int snaplen;
+ int linktype;
+ gboolean promisc_mode;
+#if defined(_WIN32) || defined(HAVE_PCAP_CREATE)
+ 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 */
- gchar *iface; /**< the network interface to capture from */
- 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. */
-
-#ifdef _WIN32
- int buffer_size; /**< the capture buffer size (MB) */
-#endif
- gboolean has_snaplen; /**< TRUE if maximum capture packet length
- is specified */
- int snaplen; /**< Maximum captured packet length */
- gboolean promisc_mode; /**< Capture in promiscuous mode */
- int linktype; /**< Data link type to use, or -1 for
- "use default" */
+ GArray *ifaces; /**< array of interfaces.
+ Currently only used by dumpcap. */
+ interface_options default_options;
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 use_pcapng; /**< TRUE if file format is pcapng */
/* GUI related */
gboolean real_time_mode; /**< Update list of packets in real time */
/* 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
} capture_options;
/* initialize the capture_options with some reasonable values */
extern void
-capture_opts_init(capture_options *capture_opts, void *cfile);
+capture_opts_init(capture_options *capture_opts, void *cf);
/* set a command line option value */
extern int
extern void
capture_opts_log(const char *log_domain, GLogLevelFlags log_level, capture_options *capture_opts);
-/* list link layer types */
-extern int
-capture_opts_list_link_layer_types(capture_options *capture_opts, gboolean machine_readable);
-
-/* list interfaces */
-extern int
-capture_opts_list_interfaces(gboolean machine_readable);
+/* print interface capabilities, including link layer types */
+extern void
+capture_opts_print_if_capabilities(if_capabilities_t *caps, char *name,
+ gboolean monitor_mode);
-/* print interface statistics */
-extern int
-capture_opts_print_statistics(gboolean machine_readable);
+/* print list of interfaces */
+extern void
+capture_opts_print_interfaces(GList *if_list);
/* trim the snaplen entry */
extern void