telnet.h

Magic C++！的源代码

/* telnet.h -- Magic C++ header file
   (Mostly) portable public-domain implementation
   -- Copyright(C) 2003 Magicunix Infomation Technology Limited 
   This file is part of magicd.
   magicd 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.
	 
   For details, see the Magic C++ World-Wide-Web page, 
   `http://www.magicunix.com',
   or send a mail to the Magic C++ developers <[e-mail]>.
 */
/* Substitute telnet.h file if none is available */


#define	IAC	255		/* start of a command */
#define	DONT	254		/* don't do... */
#define	DO	253		/* will you do?... */
#define	WONT	252		/* I won't do... */
#define	WILL	251		/* I will do.. */

#ifdef SHORT_IAC
#undef WILL
#define WILL	(-5)
#undef WONT
#define WONT	(-4)
#undef DO
#define DO	(-3)
#undef DONT
#define DONT	(-2)
#undef IAC
#define IAC	(-1)
#undef NOP
#define NOP (-15)

#endif /* SHORT_IAC */

/* telnet options */
#define TELOPT_BINARY	0	/* binary transmission */
#define TELOPT_ECHO	1	/* echo */
#define	TELOPT_RCP	2	/* prepare to reconnect */
#define	TELOPT_SGA	3	/* suppress go ahead */
#define	TELOPT_NAMS	4	/* message size */
#define	TELOPT_STATUS	5	/* tell status */
#define	TELOPT_TM	6	/* timing mark */
#define	TELOPT_RCTE	7	/* remote controlled transmission and echo */
#define APPLYLICENCE 101
#define GET_FILE_INFO 102
#define QUERY_PATH	 103
#define RELEASE_LICENCE 104
#define TELOPT_USER_EX_LOGIN_RET	106
#define TELOPT_USER_EX_LOGIN 105
#define TELOPT_USER_FIND_TEXT 108
#define TELOPT_USER_REPLACE_TEXT 109


int init_telnet(int sockfd,int will_echo,char *clientip);


struct Buf_Len *negotiate(int sockfd,struct Buf_Len *recvd,char *clientip);

int user_process(int sockfd , char dowhat , char *clientip);
int ret_command_prompt(int newfd ,int streamfd 
	,char * clientip , char *prompt ,	struct passwd *pw);
	
int read_till_prompt(int fd , char * prompt , int explogin , char *line , char *clientip,int timeout);
	
int expression_fail(int fd , int n , char *clientip);
int get_last_line(char *str , char *line);


int apply_license(int sockfd , char *clientip);
int get_files_info(int sockfd , char *clientip);
int query_path(int sockfd , char *clientip);
int release_licence(int sockfd, char *clientip);
int writen(int sockfd , char * sendstr, int bytes);

int release_licencecnt();