rte_pcapng.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2019 Microsoft Corporation
 */

#ifndef _RTE_PCAPNG_H_
#define _RTE_PCAPNG_H_

#include <stdint.h>
#include <sys/types.h>

#include <rte_mempool.h>

#ifdef __cplusplus
extern "C" {
#endif

/* Default link type for Ethernet traffic. */
#ifndef DLT_EN10MB
#define DLT_EN10MB 1
#endif

/* Opaque handle used for functions in this library. */
typedef struct rte_pcapng rte_pcapng_t;

rte_pcapng_t *
rte_pcapng_fdopen(int fd,
          const char *osname, const char *hardware,
          const char *appname, const char *comment);

void
rte_pcapng_close(rte_pcapng_t *self);

int
rte_pcapng_add_interface(rte_pcapng_t *self, uint16_t port, uint16_t link_type,
             const char *ifname, const char *ifdescr,
             const char *filter);

enum rte_pcapng_direction {
    RTE_PCAPNG_DIRECTION_UNKNOWN = 0,
    RTE_PCAPNG_DIRECTION_IN  = 1,
    RTE_PCAPNG_DIRECTION_OUT = 2,
};

struct rte_mbuf *
rte_pcapng_copy(uint16_t port_id, uint32_t queue,
        const struct rte_mbuf *m, struct rte_mempool *mp,
        uint32_t length,
        enum rte_pcapng_direction direction, const char *comment);


uint32_t
rte_pcapng_mbuf_size(uint32_t length);

ssize_t
rte_pcapng_write_packets(rte_pcapng_t *self,
             struct rte_mbuf *pkts[], uint16_t nb_pkts);

ssize_t
rte_pcapng_write_stats(rte_pcapng_t *self, uint16_t port,
               uint64_t ifrecv, uint64_t ifdrop,
               const char *comment);

#ifdef __cplusplus
}
#endif

#endif /* _RTE_PCAPNG_H_ */