#include "parse.h"
#include "irc.h"
#include "irc-info.h"
+#include "irc-macros.h"
#include "irc-write.h"
#include "exp.h"
static void Change_Nick PARAMS((CLIENT * Origin, CLIENT * Target, char *NewNick,
bool InformClient));
-
/**
* Handler for the IRC "PASS" command.
*
- * See RFC 2813 section 4.1.1, and RFC 2812 section 3.1.1.
- *
- * @param Client The client from which this command has been received.
- * @param Req Request structure with prefix and all parameters.
- * @returns CONNECTED or DISCONNECTED.
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_PASS( CLIENT *Client, REQUEST *Req )
/* Return an error if this is not a local client */
if (Client_Conn(Client) <= NONE)
- return IRC_WriteStrClient(Client, ERR_UNKNOWNCOMMAND_MSG,
+ return IRC_WriteErrClient(Client, ERR_UNKNOWNCOMMAND_MSG,
Client_ID(Client), Req->command);
if (Client_Type(Client) == CLIENT_UNKNOWN && Req->argc == 1) {
} else if (Client_Type(Client) == CLIENT_UNKNOWN ||
Client_Type(Client) == CLIENT_UNKNOWNSERVER) {
/* Unregistered connection, but wrong number of arguments: */
- return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
+ return IRC_WriteErrClient(Client, ERR_NEEDMOREPARAMS_MSG,
Client_ID(Client), Req->command);
} else {
/* Registered connection, PASS command is not allowed! */
- return IRC_WriteStrClient(Client, ERR_ALREADYREGISTRED_MSG,
+ return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
Client_ID(Client));
}
} else
flags = "";
Log(LOG_INFO,
- "Peer on conenction %d announces itself as %s-%s using protocol %d.%d/IRC+ (flags: \"%s\").",
+ "Peer on connection %d announces itself as %s-%s using protocol %d.%d/IRC+ (flags: \"%s\").",
Client_Conn(Client), impl, serverver,
protohigh, protolow, flags);
} else {
return CONNECTED;
} /* IRC_PASS */
-
/**
* Handler for the IRC "NICK" command.
*
- * See RFC 2812, 3.1.2 "Nick message", and RFC 2813, 4.1.3 "Nick".
- *
- * This function implements the IRC command "NICK" which is used to register
- * with the server, to change already registered nicknames and to introduce
- * new users which are connected to other servers.
- *
- * @param Client The client from which this command has been received.
- * @param Req Request structure with prefix and all parameters.
- * @returns CONNECTED or DISCONNECTED.
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_NICK( CLIENT *Client, REQUEST *Req )
|| (Client_Type(Client) == CLIENT_SERVER && Req->argc == 1))
{
/* User registration or change of nickname */
-
- /* Wrong number of arguments? */
- if( Req->argc != 1 )
- return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG,
- Client_ID( Client ),
- Req->command );
+ _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 1)
/* Search "target" client */
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- target = Client_Search( Req->prefix );
- if( ! target )
- return IRC_WriteStrClient( Client,
- ERR_NOSUCHNICK_MSG,
- Client_ID( Client ),
- Req->argv[0] );
- }
- else
- {
+ if (Client_Type(Client) == CLIENT_SERVER) {
+ target = Client_Search(Req->prefix);
+ if (!target)
+ return IRC_WriteErrClient(Client,
+ ERR_NOSUCHNICK_MSG,
+ Client_ID(Client),
+ Req->argv[0]);
+ } else {
/* Is this a restricted client? */
- if( Client_HasMode( Client, 'r' ))
- return IRC_WriteStrClient( Client,
- ERR_RESTRICTED_MSG,
- Client_ID( Client ));
-
+ if (Client_HasMode(Client, 'r'))
+ return IRC_WriteErrClient(Client,
+ ERR_RESTRICTED_MSG,
+ Client_ID(Client));
target = Client;
}
* do anything. This is how the original ircd behaves and some
* clients (for example Snak) expect it to be like this.
* But I doubt that this is "really the right thing" ... */
- if( strcmp( Client_ID( target ), Req->argv[0] ) == 0 )
+ if (strcmp(Client_ID(target), Req->argv[0]) == 0)
return CONNECTED;
#endif
/* Check that the new nickname is available. Special case:
* the client only changes from/to upper to lower case. */
- if( strcasecmp( Client_ID( target ), Req->argv[0] ) != 0 )
- {
- if( ! Client_CheckNick( target, Req->argv[0] ))
+ if (strcasecmp(Client_ID(target), Req->argv[0]) != 0) {
+ if (!Client_CheckNick(target, Req->argv[0]))
return CONNECTED;
}
/* Bad number of parameters? */
if (Req->argc != 2 && Req->argc != 7)
- return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
+ return IRC_WriteErrClient(Client, ERR_NEEDMOREPARAMS_MSG,
Client_ID(Client), Req->command);
if (Req->argc >= 7) {
/* Find the Server this client is connected to */
intr_c = Client_GetFromToken(Client, token);
- if( ! intr_c )
- {
+ if (!intr_c) {
Log( LOG_ERR, "Server %s introduces nick \"%s\" on unknown server!?", Client_ID( Client ), Req->argv[0] );
Kill_Nick( Req->argv[0], "Unknown server" );
return CONNECTED;
c = Client_NewRemoteUser(intr_c, nick, hops, user, hostname,
token, modes, info, true);
- if( ! c )
- {
- /* out of memory, need to disconnect client to keep network state consistent */
- Log( LOG_ALERT, "Can't create client structure! (on connection %d)", Client_Conn( Client ));
- Kill_Nick( Req->argv[0], "Server error" );
+ if (!c) {
+ /* Out of memory, we need to disconnect client to keep
+ * network state consistent! */
+ Log(LOG_ALERT,
+ "Can't create client structure! (on connection %d)",
+ Client_Conn(Client));
+ Kill_Nick(Req->argv[0], "Server error");
return CONNECTED;
}
return CONNECTED;
}
- else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
+ else
+ return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
+ Client_ID(Client));
} /* IRC_NICK */
-
/**
* Handler for the IRC "SVSNICK" command.
*
assert(Client != NULL);
assert(Req != NULL);
- if (Req->argc != 2)
- return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
- Client_ID(Client), Req->command);
+ _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 2)
/* Search the originator */
from = Client_Search(Req->prefix);
/* Search the target */
target = Client_Search(Req->argv[0]);
if (!target || Client_Type(target) != CLIENT_USER) {
- return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
+ return IRC_WriteErrClient(Client, ERR_NOSUCHNICK_MSG,
Client_ID(Client), Req->argv[0]);
}
/**
* Handler for the IRC "USER" command.
*
- * See RFC 2812, 3.1.3 "User message".
- *
- * @param Client The client from which this command has been received.
- * @param Req Request structure with prefix and all parameters.
- * @returns CONNECTED or DISCONNECTED.
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_USER(CLIENT * Client, REQUEST * Req)
Client_Type(Client) == CLIENT_GOTPASS)
{
/* New connection */
- if (Req->argc != 4)
- return IRC_WriteStrClient(Client,
- ERR_NEEDMOREPARAMS_MSG,
- Client_ID(Client),
- Req->command);
+ _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 4)
/* User name: only alphanumeric characters and limited
punctuation is allowed.*/
ptr = Req->argv[0];
while (*ptr) {
if (!isalnum((int)*ptr) &&
- *ptr != '+' && *ptr != '-' &&
+ *ptr != '+' && *ptr != '-' && *ptr != '@' &&
*ptr != '.' && *ptr != '_') {
Conn_Close(Client_Conn(Client), NULL,
"Invalid user name", true);
ptr++;
}
+ /* Save the received username for authentication, and use
+ * it up to the first '@' as default user name (like ircd2.11,
+ * bahamut, ircd-seven, ...), prefixed with '~', if needed: */
+ Client_SetOrigUser(Client, Req->argv[0]);
+ ptr = strchr(Req->argv[0], '@');
+ if (ptr)
+ *ptr = '\0';
#ifdef IDENTAUTH
ptr = Client_User(Client);
if (!ptr || !*ptr || *ptr == '~')
#else
Client_SetUser(Client, Req->argv[0], false);
#endif
- Client_SetOrigUser(Client, Req->argv[0]);
/* "Real name" or user info text: Don't set it to the empty
* string, the original ircd can't deal with such "real names"
} else if (Client_Type(Client) == CLIENT_SERVER ||
Client_Type(Client) == CLIENT_SERVICE) {
/* Server/service updating an user */
- if (Req->argc != 4)
- return IRC_WriteStrClient(Client,
- ERR_NEEDMOREPARAMS_MSG,
- Client_ID(Client),
- Req->command);
+ _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 4)
+
c = Client_Search(Req->prefix);
if (!c)
- return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
+ return IRC_WriteErrClient(Client, ERR_NOSUCHNICK_MSG,
Client_ID(Client),
Req->prefix);
return CONNECTED;
} else if (Client_Type(Client) == CLIENT_USER) {
/* Already registered connection */
- return IRC_WriteStrClient(Client, ERR_ALREADYREGISTRED_MSG,
+ return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
Client_ID(Client));
} else {
/* Unexpected/invalid connection state? */
- return IRC_WriteStrClient(Client, ERR_NOTREGISTERED_MSG,
+ return IRC_WriteErrClient(Client, ERR_NOTREGISTERED_MSG,
Client_ID(Client));
}
} /* IRC_USER */
-
/**
* Handler for the IRC "SERVICE" command.
*
- * This function implements IRC Services registration using the SERVICE command
- * defined in RFC 2812 3.1.6 and RFC 2813 4.1.4.
- *
* At the moment ngIRCd doesn't support directly linked services, so this
* function returns ERR_ERRONEUSNICKNAME when the SERVICE command has not been
* received from a peer server.
*
- * @param Client The client from which this command has been received.
- * @param Req Request structure with prefix and all parameters.
- * @returns CONNECTED or DISCONNECTED..
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_SERVICE(CLIENT *Client, REQUEST *Req)
if (Client_Type(Client) != CLIENT_GOTPASS &&
Client_Type(Client) != CLIENT_SERVER)
- return IRC_WriteStrClient(Client, ERR_ALREADYREGISTRED_MSG,
+ return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
Client_ID(Client));
- if (Req->argc != 6)
- return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
- Client_ID(Client), Req->command);
+ _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 6)
if (Client_Type(Client) != CLIENT_SERVER)
- return IRC_WriteStrClient(Client, ERR_ERRONEUSNICKNAME_MSG,
+ return IRC_WriteErrClient(Client, ERR_ERRONEUSNICKNAME_MSG,
Client_ID(Client), Req->argv[0]);
- /* Bad number of parameters? */
- if (Req->argc != 6)
- return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
- Client_ID(Client), Req->command);
-
nick = Req->argv[0];
user = NULL; host = NULL;
token = atoi(Req->argv[1]);
/* Validate service name ("nickname") */
c = Client_Search(nick);
if(c) {
- /* Nickname collission: disconnect (KILL) both clients! */
+ /* Nickname collision: disconnect (KILL) both clients! */
Log(LOG_ERR, "Server %s introduces already registered service \"%s\"!",
Client_ID(Client), nick);
Kill_Nick(nick, "Nick collision");
return CONNECTED;
} /* IRC_SERVICE */
-
/**
* Handler for the IRC "WEBIRC" command.
*
- * See doc/Protocol.txt, section II.4:
- * "Update webchat/proxy client information".
- *
- * @param Client The client from which this command has been received.
- * @param Req Request structure with prefix and all parameters.
- * @returns CONNECTED or DISCONNECTED.
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_WEBIRC(CLIENT *Client, REQUEST *Req)
{
- /* Exactly 4 parameters are requited */
- if (Req->argc != 4)
- return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
- Client_ID(Client), Req->command);
+ _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 4)
if (!Conf_WebircPwd[0] || strcmp(Req->argv[0], Conf_WebircPwd) != 0)
- return IRC_WriteStrClient(Client, ERR_PASSWDMISMATCH_MSG,
+ return IRC_WriteErrClient(Client, ERR_PASSWDMISMATCH_MSG,
Client_ID(Client));
LogDebug("Connection %d: got valid WEBIRC command: user=%s, host=%s, ip=%s",
Client_SetUser(Client, Req->argv[1], true);
Client_SetOrigUser(Client, Req->argv[1]);
Client_SetHostname(Client, Req->argv[2]);
+ Client_SetIPAText(Client, Req->argv[3]);
+
return CONNECTED;
} /* IRC_WEBIRC */
-
/**
* Handler for the IRC "QUIT" command.
*
- * See RFC 2812, 3.1.7 "Quit", and RFC 2813, 4.1.5 "Quit".
- *
- * @param Client The client from which this command has been received.
- * @param Req Request structure with prefix and all parameters.
- * @returns CONNECTED or DISCONNECTED.
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_QUIT( CLIENT *Client, REQUEST *Req )
assert(Client != NULL);
assert(Req != NULL);
- /* Wrong number of arguments? */
- if (Req->argc > 1)
- return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
- Client_ID(Client), Req->command);
+ _IRC_ARGC_LE_OR_RETURN_(Client, Req, 1)
if (Req->argc == 1)
strlcpy(quitmsg, Req->argv[0], sizeof quitmsg);
}
} /* IRC_QUIT */
-
#ifndef STRICT_RFC
/**
* We handle these commands here to avoid the quite long timeout when
* some user tries to access this IRC daemon using an web browser ...
*
- * @param Client The client from which this command has been received.
- * @param Req Request structure with prefix and all parameters.
- * @returns CONNECTED or DISCONNECTED.
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_QUIT_HTTP( CLIENT *Client, REQUEST *Req )
#endif
-
/**
* Handler for the IRC "PING" command.
*
- * See RFC 2812, 3.7.2 "Ping message".
- *
- * @param Client The client from which this command has been received.
- * @param Req Request structure with prefix and all parameters.
- * @returns CONNECTED or DISCONNECTED.
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_PING(CLIENT *Client, REQUEST *Req)
assert(Req != NULL);
if (Req->argc < 1)
- return IRC_WriteStrClient(Client, ERR_NOORIGIN_MSG,
+ return IRC_WriteErrClient(Client, ERR_NOORIGIN_MSG,
Client_ID(Client));
#ifdef STRICT_RFC
/* Don't ignore additional arguments when in "strict" mode */
- if (Req->argc > 2)
- return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
- Client_ID(Client), Req->command);
+ _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
#endif
if (Req->argc > 1) {
target = Client_Search(Req->argv[1]);
if (!target || Client_Type(target) != CLIENT_SERVER)
- return IRC_WriteStrClient(Client, ERR_NOSUCHSERVER_MSG,
+ return IRC_WriteErrClient(Client, ERR_NOSUCHSERVER_MSG,
Client_ID(Client), Req->argv[1]);
if (target != Client_ThisServer()) {
else
from = Client;
if (!from)
- return IRC_WriteStrClient(Client,
+ return IRC_WriteErrClient(Client,
ERR_NOSUCHSERVER_MSG,
Client_ID(Client), Req->prefix);
} else
from = Client_ThisServer();
if (!from)
- return IRC_WriteStrClient(Client, ERR_NOSUCHSERVER_MSG,
+ return IRC_WriteErrClient(Client, ERR_NOSUCHSERVER_MSG,
Client_ID(Client), Req->prefix);
Log(LOG_DEBUG, "Connection %d: got PING, sending PONG ...",
#endif
} /* IRC_PING */
-
/**
* Handler for the IRC "PONG" command.
*
- * See RFC 2812, 3.7.3 "Pong message".
- *
- * @param Client The client from which this command has been received.
- * @param Req Request structure with prefix and all parameters.
- * @returns CONNECTED or DISCONNECTED.
+ * @param Client The client from which this command has been received.
+ * @param Req Request structure with prefix and all parameters.
+ * @return CONNECTED or DISCONNECTED.
*/
GLOBAL bool
IRC_PONG(CLIENT *Client, REQUEST *Req)
/* Wrong number of arguments? */
if (Req->argc < 1) {
if (Client_Type(Client) == CLIENT_USER)
- return IRC_WriteStrClient(Client, ERR_NOORIGIN_MSG,
+ return IRC_WriteErrClient(Client, ERR_NOORIGIN_MSG,
Client_ID(Client));
else
return CONNECTED;
}
- if (Req->argc > 2) {
- if (Client_Type(Client) == CLIENT_USER)
- return IRC_WriteStrClient(Client,
- ERR_NEEDMOREPARAMS_MSG,
- Client_ID(Client),
- Req->command);
- else
- return CONNECTED;
+ if (Client_Type(Client) == CLIENT_USER) {
+ _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
}
/* Forward? */
if (Req->argc == 2 && Client_Type(Client) == CLIENT_SERVER) {
target = Client_Search(Req->argv[0]);
if (!target)
- return IRC_WriteStrClient(Client, ERR_NOSUCHSERVER_MSG,
+ return IRC_WriteErrClient(Client, ERR_NOSUCHSERVER_MSG,
Client_ID(Client), Req->argv[0]);
from = Client_Search(Req->prefix);
if (target != Client_ThisServer() && target != from) {
/* Ok, we have to forward the message. */
if (!from)
- return IRC_WriteStrClient(Client,
+ return IRC_WriteErrClient(Client,
ERR_NOSUCHSERVER_MSG,
Client_ID(Client), Req->prefix);
return CONNECTED;
} /* IRC_PONG */
-
/**
* Kill all users with a specific nickname in the network.
*
- * @param Nick Nickname.
- * @param Reason Reason for the KILL.
+ * @param Nick Nickname.
+ * @param Reason Reason for the KILL.
*/
static void
Kill_Nick(char *Nick, char *Reason)
IRC_KILL(Client_ThisServer(), &r);
} /* Kill_Nick */
-
/**
* Change the nickname of a client.
*
Client_SetID(Target, NewNick);
}
-
/* -eof- */