Update irc-channel.c to use irc-macros.h
authorAlexander Barton <alex@barton.de>
Thu, 1 Aug 2013 23:46:57 +0000 (01:46 +0200)
committerAlexander Barton <alex@barton.de>
Thu, 1 Aug 2013 23:46:57 +0000 (01:46 +0200)
This includes code cleanups, too :-)

src/ngircd/irc-channel.c

index 41947a8ac2eb930baf6f4f3642713e33d992dfe0..c683640149cd9b618340d4871d69ed35fcac8632 100644 (file)
@@ -1,6 +1,6 @@
 /*
  * ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001-2010 Alexander Barton (alex@barton.de)
+ * Copyright (c)2001-2013 Alexander Barton (alex@barton.de)
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
 #include "parse.h"
 #include "irc.h"
 #include "irc-info.h"
+#include "irc-macros.h"
 #include "irc-write.h"
 #include "conf.h"
 
 #include "exp.h"
 #include "irc-channel.h"
 
-
 /**
  * Part from all channels.
  *
@@ -67,7 +67,6 @@ part_from_all_channels(CLIENT* client, CLIENT *target)
        return CONNECTED;
 } /* part_from_all_channels */
 
-
 /**
  * Check weather a local client is allowed to join an already existing
  * channel or not.
@@ -149,7 +148,6 @@ join_allowed(CLIENT *Client, CHANNEL *chan, const char *channame,
        return true;
 } /* join_allowed */
 
-
 /**
  * Set user channel modes.
  *
@@ -174,7 +172,6 @@ join_set_channelmodes(CHANNEL *chan, CLIENT *target, const char *flags)
                Channel_UserModeAdd(chan, target, 'o');
 } /* join_set_channelmodes */
 
-
 /**
  * Forward JOIN command to a specific server
  *
@@ -211,7 +208,6 @@ cb_join_forward(CLIENT *To, CLIENT *Prefix, void *Data)
                                         Client_ID(Prefix));
 } /* cb_join_forward */
 
-
 /**
  * Forward JOIN command to all servers
  *
@@ -256,7 +252,6 @@ join_forward(CLIENT *Client, CLIENT *target, CHANNEL *chan,
        }
 } /* join_forward */
 
-
 /**
  * Aknowledge user JOIN request and send "channel info" numerics.
  *
@@ -299,15 +294,12 @@ join_send_topic(CLIENT *Client, CLIENT *target, CHANNEL *chan,
                                  Channel_Name(chan));
 } /* join_send_topic */
 
-
 /**
  * Handler for the IRC "JOIN" command.
  *
- * See RFC 2812, 3.2.1 "Join message"; RFC 2813, 4.2.1 "Join 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_JOIN( CLIENT *Client, REQUEST *Req )
@@ -319,20 +311,9 @@ IRC_JOIN( CLIENT *Client, REQUEST *Req )
        assert (Client != NULL);
        assert (Req != NULL);
 
-       /* Bad number of arguments? */
-       if (Req->argc < 1 || Req->argc > 2)
-               return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
-                                         Client_ID(Client), Req->command);
-
-       /* Who is the sender? */
-       if (Client_Type(Client) == CLIENT_SERVER)
-               target = Client_Search(Req->prefix);
-       else
-               target = Client;
-
-       if (!target)
-               return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
-                                         Client_ID(Client), Req->prefix);
+       _IRC_ARGC_GE_OR_RETURN_(Client, Req, 1)
+       _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
+       _IRC_GET_SENDER_OR_RETURN_(target, Req, Client)
 
        /* Is argument "0"? */
        if (Req->argc == 1 && !strncmp("0", Req->argv[0], 2))
@@ -443,15 +424,12 @@ IRC_JOIN( CLIENT *Client, REQUEST *Req )
        return CONNECTED;
 } /* IRC_JOIN */
 
-
 /**
  * Handler for the IRC "PART" command.
  *
- * See RFC 2812, 3.2.2: "Part 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_PART(CLIENT * Client, REQUEST * Req)
@@ -462,18 +440,9 @@ IRC_PART(CLIENT * Client, REQUEST * Req)
        assert(Client != NULL);
        assert(Req != NULL);
 
-       if (Req->argc < 1 || Req->argc > 2)
-               return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
-                                         Client_ID(Client), Req->command);
-
-       /* Get the sender */
-       if (Client_Type(Client) == CLIENT_SERVER)
-               target = Client_Search(Req->prefix);
-       else
-               target = Client;
-       if (!target)
-               return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
-                                         Client_ID(Client), Req->prefix);
+       _IRC_ARGC_GE_OR_RETURN_(Client, Req, 1)
+       _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
+       _IRC_GET_SENDER_OR_RETURN_(target, Req, Client)
 
        /* Loop over all the given channel names */
        chan = strtok(Req->argv[0], ",");
@@ -496,15 +465,12 @@ IRC_PART(CLIENT * Client, REQUEST * Req)
        return CONNECTED;
 } /* IRC_PART */
 
-
 /**
  * Handler for the IRC "TOPIC" command.
  *
- * See RFC 2812, 3.2.4 "Topic 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_TOPIC( CLIENT *Client, REQUEST *Req )
@@ -517,18 +483,11 @@ IRC_TOPIC( CLIENT *Client, REQUEST *Req )
        assert( Client != NULL );
        assert( Req != NULL );
 
-       if (Req->argc < 1 || Req->argc > 2)
-               return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
-                                         Client_ID(Client), Req->command);
-
-       if (Client_Type(Client) == CLIENT_SERVER)
-               from = Client_Search(Req->prefix);
-       else
-               from = Client;
+       IRC_SetPenalty(Client, 1);
 
-       if (!from)
-               return IRC_WriteStrClient(Client, ERR_NOSUCHNICK_MSG,
-                                         Client_ID(Client), Req->prefix);
+       _IRC_ARGC_GE_OR_RETURN_(Client, Req, 1)
+       _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
+       _IRC_GET_SENDER_OR_RETURN_(from, Req, Client)
 
        chan = Channel_Search(Req->argv[0]);
        if (!chan)
@@ -606,15 +565,9 @@ IRC_TOPIC( CLIENT *Client, REQUEST *Req )
                return CONNECTED;
 } /* IRC_TOPIC */
 
-
 /**
  * Handler for the IRC "LIST" command.
  *
- * See RFC 2812, 3.2.6 "List message".
- *
- * This implementation handles the local case as well as the forwarding of the
- * LIST command to other servers in the IRC network.
- *
  * @param Client The client from which this command has been received.
  * @param Req Request structure with prefix and all parameters.
  * @return CONNECTED or DISCONNECTED.
@@ -630,26 +583,16 @@ IRC_LIST( CLIENT *Client, REQUEST *Req )
        assert(Client != NULL);
        assert(Req != NULL);
 
-       /* Bad number of prameters? */
-       if (Req->argc > 2)
-               return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG,
-                                         Client_ID(Client), Req->command);
+       IRC_SetPenalty(Client, 2);
+
+       _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
+       _IRC_GET_SENDER_OR_RETURN_(from, Req, Client)
 
        if (Req->argc > 0)
                pattern = strtok(Req->argv[0], ",");
        else
                pattern = "*";
 
-       /* Get sender from prefix, if any */
-       if (Client_Type(Client) == CLIENT_SERVER)
-               from = Client_Search(Req->prefix);
-       else
-               from = Client;
-
-       if (!from)
-               return IRC_WriteStrClient(Client, ERR_NOSUCHSERVER_MSG,
-                                         Client_ID(Client), Req->prefix);
-
        if (Req->argc == 2) {
                /* Forward to other server? */
                target = Client_Search(Req->argv[1]);
@@ -703,20 +646,15 @@ IRC_LIST( CLIENT *Client, REQUEST *Req )
                        pattern = NULL;
        }
 
-       IRC_SetPenalty(from, 2);
        return IRC_WriteStrClient(from, RPL_LISTEND_MSG, Client_ID(from));
 } /* IRC_LIST */
 
-
 /**
- * Handler for the IRC+ command "CHANINFO".
- *
- * See doc/Protocol.txt, section II.3:
- * "Exchange channel-modes, topics, and persistent channels".
+ * Handler for the IRC+ "CHANINFO" command.
  *
- * @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_CHANINFO( CLIENT *Client, REQUEST *Req )
@@ -735,68 +673,71 @@ IRC_CHANINFO( CLIENT *Client, REQUEST *Req )
                                          Client_ID(Client), Req->command);
 
        /* Compatibility kludge */
-       if( Req->argc == 5 ) arg_topic = 4;
-       else if( Req->argc == 3 ) arg_topic = 2;
-       else arg_topic = -1;
+       if (Req->argc == 5)
+               arg_topic = 4;
+       else if(Req->argc == 3)
+               arg_topic = 2;
+       else
+               arg_topic = -1;
 
-       /* Search origin */
-       from = Client_Search( Req->prefix );
-       if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
+       _IRC_GET_SENDER_OR_RETURN_(from, Req, Client)
 
        /* Search or create channel */
        chan = Channel_Search( Req->argv[0] );
-       if( ! chan ) chan = Channel_Create( Req->argv[0] );
-       if( ! chan ) return CONNECTED;
-
-       if( Req->argv[1][0] == '+' )
-       {
-               ptr = Channel_Modes( chan );
-               if( ! *ptr )
-               {
-                       /* OK, this channel doesn't have modes jet, set the received ones: */
-                       Channel_SetModes( chan, &Req->argv[1][1] );
-
-                       if( Req->argc == 5 )
-                       {
-                               if( strchr( Channel_Modes( chan ), 'k' )) Channel_SetKey( chan, Req->argv[2] );
-                               if( strchr( Channel_Modes( chan ), 'l' )) Channel_SetMaxUsers( chan, atol( Req->argv[3] ));
-                       }
-                       else
-                       {
+       if (!chan)
+               chan = Channel_Create( Req->argv[0] );
+       if (!chan)
+               return CONNECTED;
+
+       if (Req->argv[1][0] == '+') {
+               ptr = Channel_Modes(chan);
+               if (!*ptr) {
+                       /* OK, this channel doesn't have modes jet,
+                        * set the received ones: */
+                       Channel_SetModes(chan, &Req->argv[1][1]);
+
+                       if(Req->argc == 5) {
+                               if(strchr(Channel_Modes(chan), 'k'))
+                                       Channel_SetKey(chan, Req->argv[2]);
+                               if(strchr(Channel_Modes(chan), 'l'))
+                                       Channel_SetMaxUsers(chan, atol(Req->argv[3]));
+                       } else {
                                /* Delete modes which we never want to inherit */
-                               Channel_ModeDel( chan, 'l' );
-                               Channel_ModeDel( chan, 'k' );
+                               Channel_ModeDel(chan, 'l');
+                               Channel_ModeDel(chan, 'k');
                        }
 
-                       strcpy( modes_add, "" );
-                       ptr = Channel_Modes( chan );
-                       while( *ptr )
-                       {
-                               if( *ptr == 'l' )
-                               {
-                                       snprintf( l, sizeof( l ), " %lu", Channel_MaxUsers( chan ));
-                                       strlcat( modes_add, l, sizeof( modes_add ));
+                       strcpy(modes_add, "");
+                       ptr = Channel_Modes(chan);
+                       while (*ptr) {
+                               if (*ptr == 'l') {
+                                       snprintf(l, sizeof(l), " %lu",
+                                                Channel_MaxUsers(chan));
+                                       strlcat(modes_add, l,
+                                               sizeof(modes_add));
                                }
-                               if( *ptr == 'k' )
-                               {
-                                       strlcat( modes_add, " ", sizeof( modes_add ));
-                                       strlcat( modes_add, Channel_Key( chan ), sizeof( modes_add ));
+                               if (*ptr == 'k') {
+                                       strlcat(modes_add, " ",
+                                               sizeof(modes_add));
+                                       strlcat(modes_add, Channel_Key(chan),
+                                               sizeof(modes_add));
                                }
                                ptr++;
                        }
 
                        /* Inform members of this channel */
-                       IRC_WriteStrChannelPrefix( Client, chan, from, false, "MODE %s +%s%s", Req->argv[0], Channel_Modes( chan ), modes_add );
+                       IRC_WriteStrChannelPrefix(Client, chan, from, false,
+                                                 "MODE %s +%s%s", Req->argv[0],
+                                                 Channel_Modes(chan), modes_add);
                }
        }
-       else Log( LOG_WARNING, "CHANINFO: invalid MODE format ignored!" );
+       else
+               Log(LOG_WARNING, "CHANINFO: invalid MODE format ignored!");
 
-       if( arg_topic > 0 )
-       {
+       if (arg_topic > 0) {
                /* We got a topic */
                ptr = Channel_Topic( chan );
-               if(( ! *ptr ) && ( Req->argv[arg_topic][0] ))
-               {
+               if (!*ptr && Req->argv[arg_topic][0]) {
                        /* OK, there is no topic jet */
                        Channel_SetTopic(chan, Client, Req->argv[arg_topic]);
                        IRC_WriteStrChannelPrefix(Client, chan, from, false,
@@ -805,12 +746,23 @@ IRC_CHANINFO( CLIENT *Client, REQUEST *Req )
        }
 
        /* Forward CHANINFO to other serevrs */
-       if( Req->argc == 5 ) IRC_WriteStrServersPrefixFlag( Client, from, 'C', "CHANINFO %s %s %s %s :%s", Req->argv[0], Req->argv[1], Req->argv[2], Req->argv[3], Req->argv[4] );
-       else if( Req->argc == 3 ) IRC_WriteStrServersPrefixFlag( Client, from, 'C', "CHANINFO %s %s :%s", Req->argv[0], Req->argv[1], Req->argv[2] );
-       else IRC_WriteStrServersPrefixFlag( Client, from, 'C', "CHANINFO %s %s", Req->argv[0], Req->argv[1] );
+       if (Req->argc == 5)
+               IRC_WriteStrServersPrefixFlag(Client, from, 'C',
+                                             "CHANINFO %s %s %s %s :%s",
+                                             Req->argv[0], Req->argv[1],
+                                             Req->argv[2], Req->argv[3],
+                                             Req->argv[4]);
+       else if (Req->argc == 3)
+               IRC_WriteStrServersPrefixFlag(Client, from, 'C',
+                                             "CHANINFO %s %s :%s",
+                                             Req->argv[0], Req->argv[1],
+                                             Req->argv[2]);
+       else
+               IRC_WriteStrServersPrefixFlag(Client, from, 'C',
+                                             "CHANINFO %s %s",
+                                             Req->argv[0], Req->argv[1]);
 
        return CONNECTED;
 } /* IRC_CHANINFO */
 
-
 /* -eof- */