/*
 * dcc.h: Things dealing client to client connections. 
 *
 * Copyright(c) 1998 Colten Edwards 
 *
 */

#ifndef __dcc_h_
#define __dcc_h_

	/* 
	 * these are all used in the bot_link layer. the dcc_printf is used in
	 * a few other places as well. ie dcc.c
	 */
	int	BX_dcc_printf (int, char *, ...);
	void	tandout_but (int, char *, ...);
	void	chanout_but (int, char *, ...);
	int	handle_tcl_chan (int, char *, char *, char *);
	int	tand_chan (int, char *);
	int	tand_zapf (int, char *);
	int	tand_zapfbroad (int, char *);
	int	handle_dcc_bot (int, char *);
	int	tandem_join (int, char *);
	int	tandem_part (int, char *);
	int	send_who_to (int, char *, int);
	int	tand_who (int, char *);
	int	tand_whom (int, char *);
	int	tell_who (int, char *);
	int	send_who (int, char *);
	int	tell_whom (int, char *);
	int	send_whom (int, char *);
	int	tand_priv (int, char *);
	int	tand_boot (int, char *);
	int	tand_privmsg (int, char *);
	int	tand_part (int, char *);
	int	tand_join (int, char *);
	int	tand_clink (int, char *);
	int	tand_command (int, char *);
	int	cmd_cmsg (int, char *);
	int	cmd_cboot (int, char *);
	int	cmd_act (int, char *);
	int	cmd_help (int, char *);
	int	cmd_msg (int, char *);
	int	cmd_say (int, char *);
	int	cmd_tcl (int, char *);
	int	cmd_chat (int, char *);
	int	cmd_quit (int, char *);
	int	cmd_invite (int, char *);
	int	cmd_echo (int, char *);
	int	cmd_boot (int, char *);
	int	cmd_ops (int, char *);
	int	cmd_adduser (int, char *);
	int	cmd_ircii (int, char *);
	int	cmd_whoami (int, char *);
	int	send_command (int, char *);
	
	int	dcc_ftpcommand (char *, char *);
	

/* 
 * these definitions are mostly used by ircII as well 
 * I expanded the flags to a full 32 bits to allow for future
 * expansion. 
 */
#define DCC_PACKETID  0xfeab		/* used to figure out endianess 
					 * as well as identify the resend
					 * packet 
					 */
#define MAX_DCC_BLOCK_SIZE 16384	/* 
					 * this is really arbritrary value.
					 * we can actually make this a lot
					 * larger and things will still work
					 * as expected. The network layer places
					 * a limit however. 
					 */

#define DCC_CHAT	0x00000001

#define DCC_FILEOFFER	0x00000002
#define DCC_FILEREAD	0x00000003

#define	DCC_RAW_LISTEN	0x00000004
#define	DCC_RAW		0x00000005

#define DCC_REFILEOFFER	0x00000006
#define DCC_REFILEREAD	0x00000007

#define DCC_BOTMODE	0x00000008
#define DCC_FTPOPEN	0x00000009
#define DCC_FTPGET	0x0000000a
#define DCC_FTPSEND	0x0000000b
#define DCC_FTPCOMMAND	0x0000000c
#define DCC_TYPES	0x000000ff

#define DCC_WAIT	0x00010000
#define DCC_ACTIVE	0x00020000
#define DCC_OFFER	0x00040000
#define DCC_DELETE	0x00080000
#define DCC_TWOCLIENTS	0x00100000

#ifdef NON_BLOCKING_CONNECTS
#define DCC_CNCT_PEND	0x00200000
#endif

#ifdef HAVE_SSL
#define DCC_SSL		0x04000000
#endif

#define DCC_QUEUE	0x00400000
#define DCC_TDCC	0x00800000
#define DCC_BOTCHAT	0x01000000
#define DCC_ECHO	0x02000000
#define DCC_STATES	0xffffff00


#define DCC_COMMAND(x) void x (char *command, char *args)

	int	check_dcc_list (char *);
	int	dcc_exempt_save (FILE *);

	DCC_COMMAND(BX_dcc_filesend);
	DCC_COMMAND(BX_dcc_resend);
	DCC_COMMAND(dcc_stats);
	DCC_COMMAND(dcc_chat);
	DCC_COMMAND(dcc_ftpopen);
	DCC_COMMAND(dcc_glist);
	DCC_COMMAND(dcc_chatbot);
	DCC_COMMAND(dcc_resume);
	DCC_COMMAND(dcc_rename);

	int	BX_get_active_count();
	int	dcc_ftpcommand(char *, char *);
	void	process_dcc(char *);
	int	dcc_activechat(char *);	/* identify all active chat dcc's */
	int	dcc_activebot(char *);	/* identify all active bot's */
	int	dcc_activeraw(char *);  /* identify all active raw connects */
	void	dcc_chat_transmit(char *, char *, char *, char *, int);
	void	dcc_bot_transmit(char *, char *, char *);
	void	dcc_raw_transmit(char *, char *, char *);

	void	register_dcc_type(char *, char *, char *, char *, char *, char *, char *, char *, void (*func)(int));

	void	dcc_reject(char *, char *, char *);
	char	*dcc_raw_connect(char *, unsigned short);
	char	*dcc_raw_listen(int port);
	void	close_all_dcc(void);
	void	dcc_sendfrom_queue(void);
	void	dcc_check_idle(void);
	int	check_dcc_socket(int);
	char	*get_dcc_info(SocketList *, DCC_int *, int);
	void	init_dcc_table(void);
	int BX_remove_all_dcc_binds(char *);
	int BX_remove_dcc_bind(char *, int);
	
	
	int	BX_add_dcc_bind(char *, char *, void *, void *, void *, void *, void *);

	SocketList *BX_find_dcc(char *, char *, char *, int, int, int, int);	
	void	BX_erase_dcc_info(int, int, char *, ...);
	DCC_int	*BX_dcc_create(char *, char *, char *, unsigned long, int, int, unsigned long, void (*func)(int));
	int	close_dcc_number(int);
	
	char *	equal_nickname (const char *);
	
#define DCC_STRUCT_TYPE  0xdcc0dcc0

#endif /* __dcc_h_ */