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#ifndef TRAFGEN_DEV_H
#define TRAFGEN_DEV_H
#include <stdbool.h>
#include <inttypes.h>
#include "pcap_io.h"
enum dev_io_mode_t {
DEV_IO_IN = 1 << 0,
DEV_IO_OUT = 1 << 1,
};
struct dev_io_ops;
struct packet;
struct dev_io {
int fd;
char *name;
char *trans;
int ifindex;
int dev_type;
uint32_t link_type;
uint32_t pcap_magic;
bool is_initialized;
enum pcap_mode pcap_mode;
size_t buf_len;
uint8_t *buf;
const struct pcap_file_ops *pcap_ops;
const struct dev_io_ops *ops;
};
struct dev_io_ops {
int(*open) (struct dev_io *dev, const char *name, enum dev_io_mode_t mode);
int(*write) (struct dev_io *dev, struct packet *pkt);
struct packet *(*read) (struct dev_io *dev);
int(*set_link_type) (struct dev_io *dev, int link_type);
void(*close) (struct dev_io *dev);
};
extern struct dev_io *dev_io_open(const char *name, enum dev_io_mode_t mode);
extern int dev_io_write(struct dev_io *dev, struct packet *pkt);
extern struct packet *dev_io_read(struct dev_io *dev);
extern int dev_io_ifindex_get(struct dev_io *dev);
extern int dev_io_fd_get(struct dev_io *dev);
extern const char *dev_io_name_get(struct dev_io *dev);
extern int dev_io_link_type_set(struct dev_io *dev, int link_type);
extern bool dev_io_is_netdev(struct dev_io *dev);
extern bool dev_io_is_pcap(struct dev_io *dev);
extern void dev_io_close(struct dev_io *dev);
#endif /* TRAFGEN_DEV_H */
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