/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _NF_CONNTRACK_TFTP_H
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#define _NF_CONNTRACK_TFTP_H
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#define TFTP_PORT 69
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#include <linux/netfilter.h>
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#include <linux/skbuff.h>
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#include <linux/types.h>
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#include <net/netfilter/nf_conntrack_expect.h>
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struct tftphdr {
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__be16 opcode;
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};
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#define TFTP_OPCODE_READ 1
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#define TFTP_OPCODE_WRITE 2
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#define TFTP_OPCODE_DATA 3
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#define TFTP_OPCODE_ACK 4
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#define TFTP_OPCODE_ERROR 5
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extern unsigned int (*nf_nat_tftp_hook)(struct sk_buff *skb,
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enum ip_conntrack_info ctinfo,
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struct nf_conntrack_expect *exp);
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#endif /* _NF_CONNTRACK_TFTP_H */
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