ushare-/appl/ctrl_telnet.h

76 lines
2.6 KiB
C

/* ctrltelnet.h - Header for the Telnet controler
* Copyright (C) 2005-2007 Sven Almgren <sven@tras.se>
*
* 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 Library 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 02110-1301, USA.
*
*/
#ifndef _CTRL_TELNET_H_
#define _CTRL_TELNET_H_
#define CTRL_TELNET_PORT 1337
#define CTRL_TELNET_BACKLOG 10
#define CTRL_TELNET_SHARED_BUFFER_SIZE 256
#define CTRL_CLIENT_RECV_BUFFER_SIZE 256
#include <netinet/in.h>
/**
* @brief Structure doubling as both a connected client data holder
* and as a linked list
*/
typedef struct ctrl_telnet_client_t
{
/* Recv buffer used to read single lines from more then one packet ...
Not garanteed to be NULL terminated */
char buffer_recv[CTRL_CLIENT_RECV_BUFFER_SIZE];
int buffer_recv_current;
int socket;
int ready; /* True if this client has a complete line, ready to be parsed */
int exiting;
struct sockaddr_in remote_address;
struct ctrl_telnet_client_t* next;
} ctrl_telnet_client;
typedef void (* ctrl_telnet_command_ptr) (ctrl_telnet_client *, int, char **);
/**
* @brief Starts a Telnet bound control interface
*
* @return 0 on success, -1 on error
*/
int ctrl_telnet_start (int port);
/**
* @brief Stops all telnet bound control interfaces
*/
void ctrl_telnet_stop (void);
/* FIXME: You can register a function name multiple times,
but the last one added is the one getting called... not a problem a.t.m. */
void ctrl_telnet_register (const char *funcname,
ctrl_telnet_command_ptr funcptr,
const char* description);
int ctrl_telnet_client_send (const ctrl_telnet_client *, const char* string);
int ctrl_telnet_client_sendf (const ctrl_telnet_client *client,
const char* format, ...);
int ctrl_telnet_client_sendsf (const ctrl_telnet_client *client,
char* buffer, int buffersize,
const char* format, ...);
#endif /* _CTRL_TELNET_H_ */