pcap_service.h

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#ifndef PCAP_SERVICE_H
#define PCAP_SERVICE_H
 
#include <stdbool.h>
#include <stdint.h>
#include <net/if.h>
#include <pcap.h>
#include <sys/types.h>
#include <utarray.h>
 
typedef void (*capture_callback_fn)(const void *ctx, const void *pcap_ctx,
                                    char *ltype, struct pcap_pkthdr *header,
                                    uint8_t *packet);
 
struct pcap_context {
  int pcap_fd;                 
  pcap_t *pd;                  
  char ifname[IF_NAMESIZE];    
  capture_callback_fn pcap_fn; 
  void *fn_ctx;                
};
 
int capture_pcap_start(struct pcap_context *ctx);
 
void capture_pcap_stop(struct pcap_context *ctx);
 
int get_pcap_datalink(struct pcap_context *ctx);
 
int run_pcap(char *interface, bool immediate, bool promiscuous, int timeout,
             char *filter, bool nonblock, capture_callback_fn pcap_fn,
             void *fn_ctx, struct pcap_context **pctx);
 
int capture_pcap_packet(struct pcap_context *ctx);
 
int dump_file_pcap(struct pcap_context *ctx, char *file_path,
                   struct pcap_pkthdr *header, uint8_t *packet);
 
int inject_pcap(struct pcap_context *ctx, uint8_t *packet, size_t size);
 
int get_pcap_stats(const struct pcap_context *ctx, struct pcap_stat *ps);
 
void close_pcap(struct pcap_context *ctx);
 
void free_pcap_list(UT_array *ctx_list);
 
UT_array *create_pcap_list(void);
#endif