diff options
Diffstat (limited to 'include/linux/netfilter/nf_conntrack_tftp.h')
| -rw-r--r-- | include/linux/netfilter/nf_conntrack_tftp.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/include/linux/netfilter/nf_conntrack_tftp.h b/include/linux/netfilter/nf_conntrack_tftp.h new file mode 100644 index 000000000..dc4c1b9be --- /dev/null +++ b/include/linux/netfilter/nf_conntrack_tftp.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _NF_CONNTRACK_TFTP_H +#define _NF_CONNTRACK_TFTP_H + +#define TFTP_PORT 69 + +#include <linux/netfilter.h> +#include <linux/skbuff.h> +#include <linux/types.h> +#include <net/netfilter/nf_conntrack_expect.h> + +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 */ |