nf_conntrack_tftp.h

Go to the documentation of this file.

#ifndef _NF_CONNTRACK_TFTP_H
#define _NF_CONNTRACK_TFTP_H

#define TFTP_PORT 69

struct tftphdr {
    __be16 opcode;
};

#define TFTP_OPCODE_READ    1
#define TFTP_OPCODE_WRITE   2
#define TFTP_OPCODE_DATA    3
#define TFTP_OPCODE_ACK     4
#define TFTP_OPCODE_ERROR   5

extern unsigned int (*nf_nat_tftp_hook)(struct sk_buff *skb,
                        enum ip_conntrack_info ctinfo,
                        struct nf_conntrack_expect *exp);

#endif /* _NF_CONNTRACK_TFTP_H */