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Diffstat (limited to 'tun.h')
-rw-r--r-- | tun.h | 37 |
1 files changed, 37 insertions, 0 deletions
@@ -0,0 +1,37 @@ +/* + * Copyright 2014 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * tun.h - tun device functions + */ +#ifndef __TUN_H__ +#define __TUN_H__ + +#include <linux/if.h> + +#include "clatd.h" +#include "ring.h" + +struct tun_data { + char device4[IFNAMSIZ]; + int read_fd6, write_fd6, fd4; + struct packet_ring ring; +}; + +int tun_open(); +int tun_alloc(char *dev, int fd); +int send_tun(int fd, clat_packet out, int iov_len); +int set_nonblocking(int fd); + +#endif |