1/* $OpenBSD: roaming.h,v 1.6 2011/12/07 05:44:38 djm Exp $ */ 2/* 3 * Copyright (c) 2004-2009 AppGate Network Security AB 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18#ifndef ROAMING_H 19#define ROAMING_H 20 21#define DEFAULT_ROAMBUF 65536 22#define MAX_ROAMBUF (2*1024*1024) /* XXX arbitrary */ 23#define ROAMING_REQUEST "roaming@appgate.com" 24 25extern int roaming_enabled; 26extern int resume_in_progress; 27 28void request_roaming(void); 29int get_snd_buf_size(void); 30int get_recv_buf_size(void); 31void add_recv_bytes(u_int64_t); 32int wait_for_roaming_reconnect(void); 33void roaming_reply(int, u_int32_t, void *); 34void set_out_buffer_size(size_t); 35ssize_t roaming_write(int, const void *, size_t, int *); 36ssize_t roaming_read(int, void *, size_t, int *); 37size_t roaming_atomicio(ssize_t (*)(int, void *, size_t), int, void *, size_t); 38u_int64_t get_recv_bytes(void); 39u_int64_t get_sent_bytes(void); 40void roam_set_bytes(u_int64_t, u_int64_t); 41void resend_bytes(int, u_int64_t *); 42void calculate_new_key(u_int64_t *, u_int64_t, u_int64_t); 43int resume_kex(void); 44 45#endif /* ROAMING */ 46