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/**
* Copyright 2011 Bump Technologies, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY BUMP TECHNOLOGIES, INC. ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BUMP TECHNOLOGIES, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of Bump Technologies, Inc.
*
**/
#include <sys/socket.h>
#include <openssl/ssl.h>
#include <ev.h>
#include "ringbuffer.h"
/* What agent/state requests the shutdown--for proper half-closed
* handling */
typedef enum _SHUTDOWN_REQUESTOR {
SHUTDOWN_HARD,
SHUTDOWN_DOWN,
SHUTDOWN_UP
} SHUTDOWN_REQUESTOR;
/*
* Proxied State
*
* All state associated with one proxied connection
*/
typedef struct proxystate {
ringbuffer ring_down; /* pushing bytes from client to backend */
ringbuffer ring_up; /* pushing bytes from backend to client */
ev_io ev_r_up; /* Upstream write event */
ev_io ev_w_up; /* Upstream read event */
ev_io ev_r_handshake; /* Downstream write event */
ev_io ev_w_handshake; /* Downstream read event */
ev_io ev_r_down; /* Downstream write event */
ev_io ev_w_down; /* Downstream read event */
int fd_up; /* Upstream (client) socket */
int fd_down; /* Downstream (backend) socket */
int want_shutdown:1; /* Connection is half-shutdown */
int handshaked:1; /* Initial handshake happened */
int renegotiation:1; /* Renegotation is occuring */
SSL *ssl; /* OpenSSL SSL state */
struct sockaddr_storage remote_ip; /* Remote ip returned from `accept` */
} proxystate;
#define NULL_DEV "/dev/null"
char * stud_instance_name (char *name);