/*
	LICENSE: WTFPL
	Simple library for working with ipv4 irc servers
	Dont support:
	 ddc
	 ipv6
*/

#ifndef _IRCC_H
#define _IRCC_H

#define IRCC_PING_TIMEOUT 600
#define IRCC_VERSION "2.1.0"

#include <stdarg.h>
#if defined(ENABLE_SSL) || defined(ENABLE_TLS)
	#include <openssl/ssl.h>
#endif

enum {
	IRCC_ALLOC = -3,
	IRCC_DISCONNECTED,
	IRCC_ERROR,

	IRCC_CONNECTED,
	IRCC_SUCCESS,

	IRCC_NICK,
	IRCC_PRIVMSG,
	IRCC_JOIN,
	IRCC_QUIT,
	IRCC_PING,
	IRCC_TOPIC,
	IRCC_MODE
};


#ifndef IRCC_FMT
#define IRCC_FMT
	enum {
		IRCC_FMT_SEND,
		IRCC_FMT_TOPIC,
		IRCC_FMT_USER,
		IRCC_FMT_NICK,
		IRCC_FMT_PASS,
		IRCC_FMT_JOIN,
		IRCC_FMT_JOIN_PASS,
		_IRCC_FMT_MAX
	};

	static const char *IRCC_FMTS[] = {
		"PRIVMSG %s :%s\r\n",
		"TOPIC %s :%s\r\n",
		"USER %s %s %s %s\r\n",
		"NICK %s\r\n",
		"PASS %s\r\n",
		"JOIN %s\r\n",
		"JOIN %s :%s\r\n",
	};

	#define IRCC_GET_CMD(n) ((n >= _IRCC_FMT_MAX) ? "error" : IRCC_FMTS[n])
#endif

#ifndef IRCC_ERR_STR
#define IRCC_ERR_STR
	static const char *IRCC_ERROR_MSGS[] = {
		"IRCC_ALLOC",
		"IRCC_DISCONNECTED",
		"IRCC_ERROR",
	};

	#define IRCC_GET_ERROR(n) ((n >= sizeof(IRCC_ERROR_MSGS) / sizeof(char *)) ? "error" : IRCC_ERROR_MSGS[n + 3])
#endif

#ifndef IRCC_CLIENT
#define IRCC_CLIENT
	typedef struct {
		int irc_connected;
		int irc_socket;

		int irc_alloc;
		char *irc_raw;

		/* RONLY */
		char *irc_msg;
		char *irc_channel;
		char *irc_nick;

		#if defined(ENABLE_SSL) || defined(ENABLE_TLS)
			/* RONLY */
			int irc_usingssl;

			SSL_METHOD *irc_sslmethod;
			SSL_CTX *irc_sslctx;
			SSL *irc_ssl;
		#endif

	}       IRCC_client;
#endif

int IRCC_connect(IRCC_client *irc, const char *ip, const int port);
int IRCC_recv(IRCC_client *irc);
int IRCC_parse(IRCC_client *irc);
int IRCC_send(IRCC_client *irc, const char *fmt, ...);
int IRCC_initssl(IRCC_client *irc);
void IRCC_close(IRCC_client *irc);

/* Raw data operations. Uses tls when possible */
int IRCC_usend(IRCC_client *irc, const char *msg, const size_t size);
int IRCC_urecv(IRCC_client *irc, char **buf, const size_t size);

#endif