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irc.c
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/*
Copyright (C) 2014 Andrew "Akari" Alexeyew
This program is free software; you can redistribute it and/or blah blah blah I don't care.
*/
#include "quakedef.h"
#include "irc.h"
#include "ft2.h"
// cvars
cvar_t irc_initialized = {CVAR_READONLY, "irc_initialized", "0", "Indicates that the IRC module has been successfully initialized"};
cvar_t irc_enabled = {CVAR_SAVE, "irc_enabled", "1", "Allows IRC sessions to be created and IRC events to be processed"};
cvar_t irc_eventlog = {CVAR_SAVE, "irc_eventlog", "0", "Print all IRC events to the console"};
cvar_t irc_translate_dp2irc_qfont = {CVAR_SAVE, "irc_translate_dp2irc_qfont", "1", "Convert graphical quake characters into a rough ascii equivalent when sending human-readable IRC messages"};
cvar_t irc_translate_dp2irc_color = {CVAR_SAVE, "irc_translate_dp2irc_color", "2", "0 = leave color codes as they are, 1 = strip color codes, 2 = convert color codes to mirc equivalents"};
cvar_t irc_translate_irc2dp_color = {CVAR_SAVE, "irc_translate_irc2dp_color", "2", "0 = leave color codes as they are, 1 = strip color codes, 2 = convert color codes to quake equivalents"};
// Handle for libircclient dll
dllhandle_t irc_dll = NULL;
// libircclient library functions
static void* (*irc_create_session) (void *callbacks);
static void (*irc_destroy_session) (void *session);
static int (*irc_connect) (void *session, const char *server, unsigned short port, const char *server_password, const char *nick, const char *username, const char *realname);
static void (*irc_disconnect) (void *session);
static int (*irc_is_connected) (void *session);
static int (*irc_add_select_descriptors) (void *session, fd_set *in_set, fd_set *out_set, int *maxfd);
static int (*irc_process_select_descriptors) (void *session, fd_set *in_set, fd_set *out_set);
static int (*irc_send_raw) (void *session, const char *format, ...);
static int (*irc_cmd_quit) (void *session, const char *reason);
static int (*irc_cmd_ctcp_reply) (void *session, const char *nick, const char *reply);
static void (*irc_target_get_nick) (const char *target, char *nick, size_t size);
static void (*irc_target_get_host) (const char *target, char *nick, size_t size);
static void (*irc_get_version) (unsigned int *high, unsigned int *low);
static void (*irc_set_ctx) (void *session, void *ctx);
static void* (*irc_get_ctx) (void *session);
static int (*irc_errno) (void *session);
// static const char* (*irc_strerror) (int ircerrno);
static void (*irc_option_set) (void *session, unsigned int option);
static void (*irc_option_reset) (void *session, unsigned int option);
static char* (*irc_color_strip_from_mirc) (const char *message);
static char* (*irc_color_convert_from_mirc) (const char *message);
static char* (*irc_color_convert_to_mirc) (const char *message);
static dllfunction_t irc_funcs[] = {
{"irc_create_session", (void**) &irc_create_session},
{"irc_destroy_session", (void**) &irc_destroy_session},
{"irc_connect", (void**) &irc_connect},
{"irc_disconnect", (void**) &irc_disconnect},
{"irc_is_connected", (void**) &irc_is_connected},
{"irc_add_select_descriptors", (void**) &irc_add_select_descriptors},
{"irc_process_select_descriptors", (void**) &irc_process_select_descriptors},
{"irc_send_raw", (void**) &irc_send_raw},
{"irc_cmd_quit", (void**) &irc_cmd_quit},
{"irc_cmd_ctcp_reply", (void**) &irc_cmd_ctcp_reply},
{"irc_target_get_nick", (void**) &irc_target_get_nick},
{"irc_target_get_host", (void**) &irc_target_get_host},
{"irc_get_version", (void**) &irc_get_version},
{"irc_set_ctx", (void**) &irc_set_ctx},
{"irc_get_ctx", (void**) &irc_get_ctx},
{"irc_errno", (void**) &irc_errno},
{"irc_strerror", (void**) &irc_strerror},
{"irc_option_set", (void**) &irc_option_set},
{"irc_option_reset", (void**) &irc_option_reset},
{"irc_color_strip_from_mirc", (void**) &irc_color_strip_from_mirc},
{"irc_color_convert_from_mirc", (void**) &irc_color_convert_from_mirc},
{"irc_color_convert_to_mirc", (void**) &irc_color_convert_to_mirc},
{NULL, NULL}
};
typedef void (*irc_event_callback_t) (void *session, const char *event, const char *origin, const char **params, unsigned int count);
typedef void (*irc_eventcode_callback_t) (void *session, unsigned int event, const char *origin, const char **params, unsigned int count);
typedef void (*irc_event_dcc_chat_t) (void *session, const char *nick, const char *addr, unsigned int dccid);
typedef void (*irc_event_dcc_send_t) (void *session, const char *nick, const char *addr, const char *filename, unsigned long size, unsigned int dccid);
typedef struct {
irc_event_callback_t event_connect;
irc_event_callback_t event_nick;
irc_event_callback_t event_quit;
irc_event_callback_t event_join;
irc_event_callback_t event_part;
irc_event_callback_t event_mode;
irc_event_callback_t event_umode;
irc_event_callback_t event_topic;
irc_event_callback_t event_kick;
irc_event_callback_t event_channel;
irc_event_callback_t event_privmsg;
irc_event_callback_t event_notice;
irc_event_callback_t event_channel_notice;
irc_event_callback_t event_invite;
irc_event_callback_t event_ctcp_req;
irc_event_callback_t event_ctcp_rep;
irc_event_callback_t event_ctcp_action;
irc_event_callback_t event_unknown;
irc_eventcode_callback_t event_numeric;
irc_event_dcc_chat_t event_dcc_chat_req;
irc_event_dcc_send_t event_dcc_send_req;
} irc_callbacks_t;
#define LIBIRC_OPTION_DEBUG (1 << 1)
#define LIBIRC_OPTION_STRIPNICKS (1 << 2)
#define FOR_ACTIVE_IRC_SESSIONS(i) for(i = 0; i < IRC_MAX_SESSIONS; ++i) if(irc_sessions[i].session && irc_is_connected(irc_sessions[i].session))
static irc_session_t irc_sessions[IRC_MAX_SESSIONS];
#define IS_VALID_IRC_SESSION(h) (h >= 0 && h < IRC_MAX_SESSIONS && irc_sessions[h].session)
/*
====================
IRC_Init
Initialize the IRC module.
====================
*/
void IRC_Init(void) {
int handle;
Cvar_RegisterVariable(&irc_initialized);
if(IRC_OpenLibrary()) {
Cvar_SetQuick(&irc_initialized, "1");
Cvar_RegisterVariable(&irc_eventlog);
Cvar_RegisterVariable(&irc_enabled);
Cvar_RegisterVariable(&irc_translate_dp2irc_qfont);
Cvar_RegisterVariable(&irc_translate_dp2irc_color);
Cvar_RegisterVariable(&irc_translate_irc2dp_color);
Cmd_AddCommand("irc_create", IRC_Cmd_Create_f, "Creates a new IRC session");
Cmd_AddCommand("irc_connect", IRC_Cmd_Connect_f, "Connects to an IRC server");
Cmd_AddCommand("irc_raw", IRC_Cmd_Raw_f, "Sends a raw message to the IRC server");
Cmd_AddCommand("irc_quit", IRC_Cmd_Quit_f, "Disconnects from the IRC server");
Cmd_AddCommand("irc_terminate", IRC_Cmd_Terminate_f, "Terminates an IRC session");
for(handle = 0; handle < IRC_MAX_SESSIONS; ++handle)
irc_sessions[handle].handle = handle;
}
}
/*
====================
IRC_Shutdown
Shutdown the IRC module and close all connections.
====================
*/
void IRC_Shutdown(void) {
int handle;
for(handle = 0; handle < IRC_MAX_SESSIONS; ++handle)
if(IS_VALID_IRC_SESSION(handle))
IRC_TerminateSession(handle);
IRC_CloseLibrary();
Cvar_SetQuick(&irc_initialized, "0");
}
/*
====================
IRC_Printf
Internal, used for logging.
====================
*/
static void IRC_Printf(const char *fmt, ...) {
va_list args;
char msg[MAX_INPUTLINE];
va_start(args, fmt);
dpvsnprintf(msg, sizeof(msg), fmt, args);
va_end(args);
Con_Print("IRC: ");
Con_Print(msg);
}
/*
====================
IRC_Callback_Default
Libircclient event handler for non-numeric events.
====================
*/
static void IRC_Callback_Default(void *session, const char *event, const char *origin, const char **params, unsigned int count) {
unsigned int i;
irc_session_t *s = (irc_session_t*)irc_get_ctx(session);
char nick[MAX_INPUTLINE];
if(irc_eventlog.integer) {
IRC_Printf("^1%i^7 [^3%s^7] origin: %s, params: \n", s->handle, event, origin);
for(i = 0; i < count; ++i)
IRC_Printf(" %i: ^2%s\n", i, params[i]);
}
if(!strcmp(event, "CONNECT")) {
// In case the server doesn't like our nickname
strlcpy(s->nick, params[0], sizeof(s->nick));
} else if(!strcmp(event, "NICK")) {
irc_target_get_nick(origin, nick, sizeof(nick));
if(!strcmp(s->nick, nick)) // our nickname changed
strlcpy(s->nick, params[0], sizeof(s->nick));
} else if(!strcmp(event, "CTCP") && !strncmp(params[0], "VERSION", 7)) {
char ctcpreply[sizeof(engineversion) + 8];
irc_target_get_nick(origin, nick, sizeof(nick));
strlcpy(ctcpreply, "VERSION ", sizeof(ctcpreply));
strlcat(ctcpreply, engineversion, sizeof(ctcpreply));
irc_cmd_ctcp_reply(s->session, nick, ctcpreply);
}
IRC_Callback_QuakeC(SVVM_prog, s->handle, event, -1, origin, params, count);
}
/*
====================
IRC_Callback_Numeric
Libircclient event handler for numeric events.
====================
*/
static void IRC_Callback_Numeric(void *session, unsigned int event, const char *origin, const char **params, unsigned int count) {
unsigned int i;
irc_session_t *s = (irc_session_t*)irc_get_ctx(session);
if(irc_eventlog.integer) {
IRC_Printf("^1%i^7 [^5%i^7] origin: %s, params: \n", ((irc_session_t*)irc_get_ctx(session))->handle, event, origin);
for(i = 0; i < count; ++i)
IRC_Printf(" %i: ^2%s\n", i, params[i]);
}
IRC_Callback_QuakeC(SVVM_prog, s->handle, NULL, event, origin, params, count);
}
/*
====================
IRC_CreateSession
Initiates a new IRC session and returns a handle to it.
Call IRC_ConnectSession to connect to an IRC server.
====================
*/
int IRC_CreateSession(void) {
int handle = -1, i;
irc_callbacks_t cb;
irc_session_t *c;
if(!irc_initialized.integer) {
IRC_Printf("Error: Failed to create session: IRC module is not initialized\n");
return -1;
}
if(!irc_enabled.integer) {
IRC_Printf("Error: Failed to create session: irc_enabled is off\n");
return -1;
}
for(i = 0; i < IRC_MAX_SESSIONS; ++i)
if(!irc_sessions[i].session) {
handle = i;
break;
}
if(handle < 0) {
IRC_Printf("Error: Failed to create session: Session limit exceeded\n");
return handle;
}
c = &irc_sessions[handle];
memset(&cb, 0, sizeof(cb));
cb.event_numeric = IRC_Callback_Numeric;
cb.event_connect = IRC_Callback_Default;
cb.event_nick = IRC_Callback_Default;
cb.event_quit = IRC_Callback_Default;
cb.event_join = IRC_Callback_Default;
cb.event_part = IRC_Callback_Default;
cb.event_mode = IRC_Callback_Default;
cb.event_umode = IRC_Callback_Default;
cb.event_topic = IRC_Callback_Default;
cb.event_kick = IRC_Callback_Default;
cb.event_channel = IRC_Callback_Default;
cb.event_privmsg = IRC_Callback_Default;
cb.event_notice = IRC_Callback_Default;
cb.event_channel_notice = IRC_Callback_Default;
cb.event_invite = IRC_Callback_Default;
cb.event_ctcp_req = IRC_Callback_Default;
cb.event_ctcp_rep = IRC_Callback_Default;
cb.event_ctcp_action = IRC_Callback_Default;
cb.event_unknown = IRC_Callback_Default;
c->session = irc_create_session(&cb);
if(!c->session) {
IRC_Printf("Failed to create an IRC session: %s\n", irc_strerror(irc_errno(c->session)));
return -1;
}
// irc_option_set(c->session, LIBIRC_OPTION_DEBUG);
irc_set_ctx(c->session, (void*)c);
IRC_Printf("Created an IRC session with handle %i\n", handle);
return handle;
}
/*
====================
IRC_ConnectSession
Connects a session handle created by IRC_CreateSession to an IRC server.
Returns 0 on success, -1 on invalid handle, error code on libircclient error.
====================
*/
int IRC_ConnectSession(int handle, const char *server, unsigned short port, const char *server_password, const char *nick, const char *username, const char *realname) {
irc_session_t *s;
int err;
if(!IS_VALID_IRC_SESSION(handle)) {
IRC_Printf("Attempted to connect an invalid session %i\n", handle);
return -1;
}
if(IRC_SessionIsConnected(handle))
IRC_DisconnectSession(handle, "Changing server");
s = &irc_sessions[handle];
strlcpy(s->server, server, sizeof(s->server));
strlcpy(s->nick, nick, sizeof(s->nick));
strlcpy(s->username, username, sizeof(s->username));
strlcpy(s->realname, realname, sizeof(s->realname));
if(server_password)
strlcpy(s->password, server_password, sizeof(s->password));
else
memset(s->password, 0, sizeof(s->password));
irc_disconnect(s->session);
if(irc_connect(s->session, server, port, server_password, nick, username, realname)) {
err = irc_errno(s->session);
IRC_Printf("Connection error on session %i: %s\n", handle, irc_strerror(err));
return err;
}
return 0;
}
/*
====================
IRC_SessionIsConnected
Returns true if the session handle is currently connected to an IRC server.
====================
*/
qboolean IRC_SessionIsConnected(int handle) {
return IS_VALID_IRC_SESSION(handle) && irc_is_connected(irc_sessions[handle].session);
}
/*
====================
IRC_SessionExists
Returns true if the handle points to an unterminated session (not necessarily connected)
====================
*/
qboolean IRC_SessionExists(int handle) {
return handle >= 0 && handle < IRC_MAX_SESSIONS && (qboolean)irc_sessions[handle].session;
}
/*
====================
IRC_DisconnectSession
Disconnects from the IRC server.
====================
*/
void IRC_DisconnectSession(int handle, const char *reason) {
irc_session_t *s;
char fmtmsg[MAX_INPUTLINE];
if(!IRC_SessionIsConnected(handle)) {
IRC_Printf("Attempted to disconnect an unconnected session %i\n", handle);
return;
}
s = &irc_sessions[handle];
IRC_Translate_DP2IRC(reason, fmtmsg, sizeof(fmtmsg));
irc_cmd_quit(s->session, fmtmsg);
//if(IRC_SessionIsConnected(handle))
// irc_disconnect(s->session);
IRC_Printf("Session %i disconnected\n", handle);
}
/*
====================
IRC_ReconnectSession
Reconnects the session to the last server it connected to.
Returns 0 on success, -1 on invalid handle, error code on libircclient error.
====================
*/
int IRC_ReconnectSession(int handle) {
irc_session_t *s;
int err;
if(!IS_VALID_IRC_SESSION(handle)) {
IRC_Printf("Attempted to reconnect an invalid session %i\n", handle);
return -1;
}
if(IRC_SessionIsConnected(handle))
IRC_DisconnectSession(handle, "Reconnecting");
s = &irc_sessions[handle];
irc_disconnect(s->session);
if(irc_connect(s->session, s->server, s->port, s->password, s->nick, s->username, s->realname)) {
err = irc_errno(s->session);
IRC_Printf("Connection error on session %i: %s\n", handle, irc_strerror(err));
return err;
}
return 0;
}
/*
====================
IRC_TerminateSession
Terminates an IRC session completely, freeing allocated memory.
The session handle may be later reused by another session.
====================
*/
void IRC_TerminateSession(int handle) {
irc_session_t *s;
if(!IS_VALID_IRC_SESSION(handle)) {
IRC_Printf("Attempted to terminate an invalid session %i\n", handle);
return;
}
if(IRC_SessionIsConnected(handle))
IRC_DisconnectSession(handle, "Session terminated");
s = &irc_sessions[handle];
irc_destroy_session(s->session);
s->session = NULL;
IRC_Printf("Session %i terminated\n", handle);
}
/*
====================
IRC_Translate_DP2IRC
Formats a DP string to display it on IRC (see irc_translate_dp2irc_* cvars)
====================
*/
void IRC_Translate_DP2IRC(const char *msg, char *sout, size_t outsize) {
const char *in;
char outbuf[MAX_INPUTLINE * 3];
char *out;
int color, lastcolor = 0;
// Based on Con_MaskPrint() from console.c
for(in = msg, out = outbuf; *in; ++in) {
if(*in == STRING_COLOR_TAG && irc_translate_dp2irc_color.integer) {
if(in[1] == STRING_COLOR_RGB_TAG_CHAR && isxdigit(in[2]) && isxdigit(in[3]) && isxdigit(in[4])) {
char r = tolower(in[2]);
char g = tolower(in[3]);
char b = tolower(in[4]);
// it's a hex digit already, so the else part needs no check --blub
if(isdigit(r)) r -= '0';
else r -= 87;
if(isdigit(g)) g -= '0';
else g -= 87;
if(isdigit(b)) b -= '0';
else b -= 87;
color = Sys_Con_NearestColor(r * 17, g * 17, b * 17);
in += 3; // 3 only, the switch down there does the fourth
}
else
color = in[1];
switch(color) {
case STRING_COLOR_TAG:
++in;
*out++ = STRING_COLOR_TAG;
break;
case '0':
case '7':
case '8':
// normal color
++in;
if(lastcolor == 0 || irc_translate_dp2irc_color.integer < 2)
break; else lastcolor = 0;
*out++ = 0x0F;
break;
case '1':
// light red
++in;
if(lastcolor == 1 || irc_translate_dp2irc_color.integer < 2)
break; else lastcolor = 1;
*out++ = 0x03; *out++ = '0'; *out++ = '4';
break;
case '2':
// light green
++in;
if(lastcolor == 2 || irc_translate_dp2irc_color.integer < 2)
break; else lastcolor = 2;
*out++ = 0x03; *out++ = '0'; *out++ = '9';
break;
case '3':
// yellow
++in;
if(lastcolor == 3 || irc_translate_dp2irc_color.integer < 2)
break; else lastcolor = 3;
*out++ = 0x03; *out++ = '0'; *out++ = '8';
break;
case '4':
// light blue
++in;
if(lastcolor == 4 || irc_translate_dp2irc_color.integer < 2)
break; else lastcolor = 4;
*out++ = 0x03; *out++ = '1'; *out++ = '2';
break;
case '5':
// light cyan
++in;
if(lastcolor == 5 || irc_translate_dp2irc_color.integer < 2)
break; else lastcolor = 5;
*out++ = 0x03; *out++ = '1'; *out++ = '1';
break;
case '6':
// light magenta
++in;
if(lastcolor == 6 || irc_translate_dp2irc_color.integer < 2)
break; else lastcolor = 6;
*out++ = 0x03; *out++ = '0'; *out++ = '6';
break;
// 7 handled above
// 8 handled above
case '9':
// black
++in;
if(lastcolor == 6 || irc_translate_dp2irc_color.integer < 2)
break; else lastcolor = 6;
*out++ = 0x03; *out++ = '0'; *out++ = '1';
break;
default:
*out++ = STRING_COLOR_TAG;
break;
}
} else
*out++ = (utf8_enable.integer || !irc_translate_dp2irc_qfont.integer)? *in : Con_Qfont_Translate(*in);
}
*out++ = 0;
if(utf8_enable.integer && irc_translate_dp2irc_qfont.integer) {
char *p;
const char *q;
p = outbuf;
while(*p) {
int ch = u8_getchar(p, &q);
if(ch >= 0xE000 && ch <= 0xE0FF) {
*p = Con_Qfont_Translate(ch - 0xE000);
if(q > p+1)
memmove(p+1, q, strlen(q)+1);
p = p + 1;
}
else
p = p + (q - p);
}
}
strlcpy(sout, outbuf, outsize);
}
/*
====================
IRC_Translate_IRC2DP
Formats an IRC message to display it in DP (see irc_translate_irc2dp_* cvars)
====================
*/
void IRC_Translate_IRC2DP(const char *msg, char *sout, size_t outsize) {
// TODO: implement mirc->quake color code translation
if(!irc_translate_irc2dp_color.integer)
strlcpy(sout, msg, outsize);
else {
char *f = irc_color_strip_from_mirc(msg);
strlcpy(sout, f, outsize);
free(f);
}
}
/*
====================
IRC_SendRaw
Sends a raw irc command to the server.
====================
*/
int IRC_SendRaw(int handle, const char *fmt, ...) {
int err;
va_list args;
char cmd[MAX_INPUTLINE];
va_start(args, fmt);
dpvsnprintf(cmd, sizeof(cmd), fmt, args);
va_end(args);
if(developer.integer)
Con_DPrintf("IRC_SendRaw(%i): %s\n", handle, cmd);
if(!IS_VALID_IRC_SESSION(handle)) {
IRC_Printf("IRC_SendRaw: %i is not a valid session\n", handle);
return -1;
}
if(irc_send_raw(irc_sessions[handle].session, "%s", cmd)) {
err = irc_errno(irc_sessions[handle].session);
if(err) {
IRC_Printf("IRC_SendRaw: Error: %s\n", irc_strerror(err));
return err;
}
}
return 0;
}
/*
====================
IRC_JoinChannel
Joins a channel.
====================
*/
int IRC_JoinChannel(int handle, const char *chan, const char *key) {
if(key)
return IRC_SendRaw(handle, "JOIN %s :%s", chan, key);
else
return IRC_SendRaw(handle, "JOIN %s", chan);
}
/*
====================
IRC_PartChannel
Leaves a channel.
====================
*/
int IRC_PartChannel(int handle, const char *chan) {
return IRC_SendRaw(handle, "PART %s", chan);
}
/*
====================
IRC_Topic
Sets or requests the channel topic.
====================
*/
int IRC_Topic(int handle, const char *chan, const char *topic) {
char fmtmsg[MAX_INPUTLINE];
if(topic) {
IRC_Translate_DP2IRC(topic, fmtmsg, sizeof(fmtmsg));
return IRC_SendRaw(handle, "TOPIC %s :%s", chan, fmtmsg);
} else
return IRC_SendRaw(handle, "TOPIC %s", chan);
}
/*
====================
IRC_Privmsg
Sends a message to a channel or nick.
====================
*/
int IRC_Privmsg(int handle, const char *targ, const char *msg) {
char fmtmsg[MAX_INPUTLINE];
IRC_Translate_DP2IRC(msg, fmtmsg, sizeof(fmtmsg));
return IRC_SendRaw(handle, "PRIVMSG %s :%s", targ, fmtmsg);
}
/*
====================
IRC_Notice
Sends a notice to a channel or nick.
====================
*/
int IRC_Notice(int handle, const char *targ, const char *msg) {
char fmtmsg[MAX_INPUTLINE];
IRC_Translate_DP2IRC(msg, fmtmsg, sizeof(fmtmsg));
return IRC_SendRaw(handle, "NOTICE %s :%s", targ, fmtmsg);
}
/*
====================
IRC_ChangeNick
Changes your IRC nickname
====================
*/
int IRC_ChangeNick(int handle, const char *nick) {
return IRC_SendRaw(handle, "NICK %s", nick);
}
/*
====================
IRC_ChannelMode
Sets or requests the IRC channel mode
====================
*/
int IRC_ChannelMode(int handle, const char *chan, const char *mode) {
if(mode)
return IRC_SendRaw(handle, "MODE %s %s", chan, mode);
else
return IRC_SendRaw(handle, "MODE %s", chan);
}
/*
====================
IRC_UserMode
Sets or requests your user mode
====================
*/
int IRC_UserMode(int handle, const char *mode) {
if(mode)
return IRC_SendRaw(handle, "MODE %s %s", irc_sessions[handle].nick, mode);
else
return IRC_SendRaw(handle, "MODE %s", irc_sessions[handle].nick);
}
/*
====================
IRC_CurrentNick
Returns your current nickname
====================
*/
const char* IRC_CurrentNick(int handle) {
return irc_sessions[handle].nick;
}
/*
====================
IRC_MaskMatches
Checks if a hostmask matches a given pattern
====================
*/
qboolean IRC_MaskMatches(const char *mask, const char *pattern) {
const char *m, *p;
size_t ml, pl;
ml = strlen(mask);
pl = strlen(pattern);
if(pl > ml || (pattern[pl-1] != '*' && pattern[pl-1] != mask[ml-1]))
return false;
for(m = mask, p = pattern; *m && *p; ++m) {
if(*p == '*') {
if(!p[1])
return true;
if(*m == p[1])
p += 2;
continue;
} else if(*m != *p)
return false;
++p;
}
return true;
}
/*
====================
IRC_Frame
Called every host frame.
Used to poll IRC connections.
====================
*/
void IRC_Frame(void) {
struct timeval tv;
fd_set in, out;
int maxfd = 0;
int i, err;
if(!irc_initialized.integer || !irc_enabled.integer)
return;
tv.tv_usec = 0;
tv.tv_sec = 0;
FD_ZERO(&in);
FD_ZERO(&out);
FOR_ACTIVE_IRC_SESSIONS(i)
irc_add_select_descriptors(irc_sessions[i].session, &in, &out, &maxfd);
select(maxfd + 1, &in, &out, 0, &tv);
FOR_ACTIVE_IRC_SESSIONS(i)
if(irc_process_select_descriptors(irc_sessions[i].session, &in, &out)) {
err = irc_errno(irc_sessions[i].session);
if(err)
IRC_Printf("Error on session %i: %s\n", i, irc_strerror(err));
}
}
/*
====================
IRC_Cmd_Create_f
Creates a new IRC session.
====================
*/
void IRC_Cmd_Create_f(void) {
IRC_CreateSession();
}
/*
====================
IRC_Cmd_Connect_f
Connects to an IRC server.
====================
*/
void IRC_Cmd_Connect_f(void) {
int handle;
unsigned short port;
const char *server, *nick, *user, *name, *pass;
if(Cmd_Argc() < 7) {
Con_Printf("Usage: irc_connect <session handle> <server> <port> <nick> <user> <real name> [password]\n");
return;
}
handle = atoi(Cmd_Argv(1));
server = Cmd_Argv(2);
port = atoi(Cmd_Argv(3));
nick = Cmd_Argv(4);
user = Cmd_Argv(5);
name = Cmd_Argv(6);
pass = Cmd_Argv(7);
IRC_ConnectSession(handle, server, port, pass, nick, user, name);
}
/*
====================
IRC_Cmd_Raw_f
Sends a raw message to the IRC server.
====================
*/
void IRC_Cmd_Raw_f(void) {
if(Cmd_Argc() < 3) {
Con_Printf("Usage: irc_raw <session handle> <irc command>\n");
return;
}
IRC_SendRaw(atoi(Cmd_Argv(1)), "%s", Cmd_Argv(2));
}
/*
====================
IRC_Cmd_Quit_f
Disconnects from the IRC server.
====================
*/
void IRC_Cmd_Quit_f(void) {
if(Cmd_Argc() < 2) {
Con_Printf("Usage: irc_quit <session handle> [reason]\n");
return;
}
IRC_DisconnectSession(atoi(Cmd_Argv(1)), Cmd_Argv(2));
}
/*
====================
IRC_Cmd_Terminate_f
Terminates an IRC session.
====================
*/
void IRC_Cmd_Terminate_f(void) {
if(Cmd_Argc() < 2) {
Con_Printf("Usage: irc_terminate <session handle>\n");
return;
}
IRC_TerminateSession(atoi(Cmd_Argv(1)));
}
/*
====================
IRC_OpenLibrary
Try to load the libircclient DLL.
====================
*/
qboolean IRC_OpenLibrary(void) {
// XXX: non-linux systems untested
const char *dllnames[] = {
#if WIN32
"libircclient.dll",
#elif defined(MACOSX)
"libircclient.dylib",
"libircclient.1.dylib",
"libircclient.0.dylib",
#else
"libircclient.so",
"libircclient.so.1",
#endif
NULL
};
if(irc_dll)
return true;
return Sys_LoadLibrary(dllnames, &irc_dll, irc_funcs);
}
/*
====================
IRC_CloseLibrary
Unload the libircclient DLL.
====================
*/
void IRC_CloseLibrary(void) {
Sys_UnloadLibrary(&irc_dll);
}