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/** @file
*
* Routines for exporting PDUs to file
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __TAP_EXPORT_PDU_H__
#define __TAP_EXPORT_PDU_H__
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef struct _exp_pdu_t {
char* pathname;
int pkt_encap;
wtap_dumper* wdh;
GArray* shb_hdrs;
wtapng_iface_descriptions_t* idb_inf;
guint32 framenum;
} exp_pdu_t;
/**
* Registers the tap listener which will add matching packets to the exported
* file. Must be called before exp_pdu_open.
*
* @param tap_name One of the names registered with register_export_pdu_tap().
* @param filter An tap filter, may be NULL to disable filtering which
* improves performance if you do not need a filter.
* @return NULL on success or an error string on failure which must be freed
* with g_free(). Failure could occur when the filter or tap_name are invalid.
*/
char *exp_pdu_pre_open(const char *tap_name, const char *filter,
exp_pdu_t *exp_pdu_tap_data);
/**
* Use the given file descriptor for writing an output file. Can only be called
* once and exp_pdu_pre_open() must be called before.
*
* @param[out] err Will be set to an error code on failure.
* @param[out] err_info for some errors, a string giving more details of
* the error
* @return TRUE on success or FALSE on failure.
*/
gboolean exp_pdu_open(exp_pdu_t *data, char *pathname, int file_type_subtype,
int fd, const char *comment, int *err, gchar **err_info);
/* Stops the PDUs export. */
gboolean exp_pdu_close(exp_pdu_t *exp_pdu_tap_data, int *err, gchar **err_info);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __TAP_EXPORT_PDU_H__ */
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