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/* $OpenBSD: roaming.h,v 1.6 2011/12/07 05:44:38 djm Exp $ */
/*
* Copyright (c) 2004-2009 AppGate Network Security AB
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef ROAMING_H
#define ROAMING_H
#define DEFAULT_ROAMBUF 65536
#define MAX_ROAMBUF (2*1024*1024) /* XXX arbitrary */
#define ROAMING_REQUEST "roaming@appgate.com"
extern int roaming_enabled;
extern int resume_in_progress;
void request_roaming(void);
int get_snd_buf_size(void);
int get_recv_buf_size(void);
void add_recv_bytes(u_int64_t);
int wait_for_roaming_reconnect(void);
void roaming_reply(int, u_int32_t, void *);
void set_out_buffer_size(size_t);
ssize_t roaming_write(int, const void *, size_t, int *);
ssize_t roaming_read(int, void *, size_t, int *);
size_t roaming_atomicio(ssize_t (*)(int, void *, size_t), int, void *, size_t);
u_int64_t get_recv_bytes(void);
u_int64_t get_sent_bytes(void);
void roam_set_bytes(u_int64_t, u_int64_t);
void resend_bytes(int, u_int64_t *);
void calculate_new_key(u_int64_t *, u_int64_t, u_int64_t);
int resume_kex(void);
#endif /* ROAMING */
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