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/**
* @file servconn.h Server connection functions
*
* purple
*
* Purple is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#ifndef MSN_SERVCONN_H
#define MSN_SERVCONN_H
typedef struct _MsnServConn MsnServConn;
/**
* Connection error types.
*/
typedef enum
{
MSN_SERVCONN_ERROR_NONE,
MSN_SERVCONN_ERROR_CONNECT,
MSN_SERVCONN_ERROR_WRITE,
MSN_SERVCONN_ERROR_READ
} MsnServConnError;
/**
* Connection types.
*/
typedef enum
{
MSN_SERVCONN_NS,
MSN_SERVCONN_SB
} MsnServConnType;
#include "proxy.h"
#include "cmdproc.h"
#include "httpconn.h"
#include "session.h"
/**
* A Connection.
*/
struct _MsnServConn
{
MsnServConnType type; /**< The type of this connection. */
MsnSession *session; /**< The MSN session of this connection. */
MsnCmdProc *cmdproc; /**< The command processor of this connection. */
PurpleProxyConnectData *connect_data;
gboolean connected; /**< A flag that states if it's connected. */
gboolean processing; /**< A flag that states if something is working
with this connection. */
gboolean wasted; /**< A flag that states if it should be destroyed. */
char *host; /**< The host this connection is connected or should be
connected to. */
int num; /**< A number id of this connection. */
MsnHttpConn *httpconn; /**< The HTTP connection this connection should use. */
int fd; /**< The connection's file descriptor. */
int inpa; /**< The connection's input handler. */
char *rx_buf; /**< The receive buffer. */
int rx_len; /**< The receive buffer lenght. */
size_t payload_len; /**< The length of the payload.
It's only set when we've received a command that
has a payload. */
PurpleCircBuffer *tx_buf;
guint tx_handler;
guint timeout_sec;
guint timeout_handle;
void (*connect_cb)(MsnServConn *); /**< The callback to call when connecting. */
void (*disconnect_cb)(MsnServConn *); /**< The callback to call when disconnecting. */
void (*destroy_cb)(MsnServConn *); /**< The callback to call when destroying. */
};
/**
* Creates a new connection object.
*
* @param session The session.
* @param type The type of the connection.
*/
MsnServConn *msn_servconn_new(MsnSession *session, MsnServConnType type);
/**
* Destroys a connection object.
*
* @param servconn The connection.
*/
void msn_servconn_destroy(MsnServConn *servconn);
/**
* Connects to a host.
*
* @param servconn The connection.
* @param host The host.
* @param port The port.
* @param force Force this servconn to connect to a new server.
*/
gboolean msn_servconn_connect(MsnServConn *servconn, const char *host, int port,
gboolean force);
/**
* Disconnects.
*
* @param servconn The connection.
*/
void msn_servconn_disconnect(MsnServConn *servconn);
/**
* Sets the connect callback.
*
* @param servconn The servconn.
* @param connect_cb The connect callback.
*/
void msn_servconn_set_connect_cb(MsnServConn *servconn,
void (*connect_cb)(MsnServConn *));
/**
* Sets the disconnect callback.
*
* @param servconn The servconn.
* @param disconnect_cb The disconnect callback.
*/
void msn_servconn_set_disconnect_cb(MsnServConn *servconn,
void (*disconnect_cb)(MsnServConn *));
/**
* Sets the destroy callback.
*
* @param servconn The servconn that's being destroyed.
* @param destroy_cb The destroy callback.
*/
void msn_servconn_set_destroy_cb(MsnServConn *servconn,
void (*destroy_cb)(MsnServConn *));
/**
* Writes a chunck of data to the servconn.
*
* @param servconn The servconn.
* @param buf The data to write.
* @param size The size of the data.
*/
gssize msn_servconn_write(MsnServConn *servconn, const char *buf,
size_t size);
/**
* Function to call whenever an error related to a switchboard occurs.
*
* @param servconn The servconn.
* @param error The error that happened.
*/
void msn_servconn_got_error(MsnServConn *servconn, MsnServConnError error,
const char *reason);
/**
* Process the data in servconn->rx_buf. This is called after reading
* data from the socket.
*
* @param servconn The servconn.
*
* @return @c NULL if servconn was destroyed, 'servconn' otherwise.
*/
MsnServConn *msn_servconn_process_data(MsnServConn *servconn);
/**
* Set a idle timeout fot this servconn
*
* @param servconn The servconn
* @param seconds The idle timeout in seconds
*/
void msn_servconn_set_idle_timeout(MsnServConn *servconn, guint seconds);
#endif /* MSN_SERVCONN_H */
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