commit 8a674c3263a2b4e0dfbac40acfd9e3320bbc5321 from: Alexander Barton date: Sun Feb 13 16:52:39 2011 UTC Doxygen'ify irc-channel.c commit - 1f5fbd5992d447c5814171ddb907f4268566a1f5 commit + 8a674c3263a2b4e0dfbac40acfd9e3320bbc5321 blob - a7a273d88935776b3b008a6bd854ec7ca427f24a blob + 33ea68d309ffc84cfbedb91518f817c61e171bb3 --- src/ngircd/irc-channel.c +++ src/ngircd/irc-channel.c @@ -39,13 +39,18 @@ #include "irc-channel.h" -/* +/** + * Part from all channels. + * * RFC 2812, (3.2.1 Join message Command): - * Note that this message - * accepts a special argument ("0"), which is a special request to leave all - * channels the user is currently a member of. The server will process this - * message as if the user had sent a PART command (See Section 3.2.2) for - * each channel he is a member of. + * Note that this message accepts a special argument ("0"), which is a + * special request to leave all channels the user is currently a member of. + * The server will process this message as if the user had sent a PART + * command (See Section 3.2.2) for each channel he is a member of. + * + * @param client Client that initiated the part request + * @param target Client that should part all joined channels + * @returns CONNECTED or DISCONNECTED */ static bool part_from_all_channels(CLIENT* client, CLIENT *target) @@ -59,17 +64,18 @@ part_from_all_channels(CLIENT* client, CLIENT *target) Channel_Part(target, client, Channel_Name(chan), Client_ID(target)); } return CONNECTED; -} +} /* part_from_all_channels */ /** * Check weather a local client is allowed to join an already existing * channel or not. - * @param Client Client that sent the JOIN command - * @param chan Channel to check - * @param channame Name of the channel - * @param key Provided channel key (or NULL if none has been provided) - * @return true if client is allowed to join channel, false otherwise + * + * @param Client Client that sent the JOIN command + * @param chan Channel to check + * @param channame Name of the channel + * @param key Provided channel key (or NULL) + * @returns true if client is allowed to join, false otherwise */ static bool join_allowed(CLIENT *Client, CHANNEL *chan, const char *channame, @@ -132,9 +138,16 @@ join_allowed(CLIENT *Client, CHANNEL *chan, const char } return true; -} +} /* join_allowed */ +/** + * Set user channel modes. + * + * @param chan Channel + * @param target User to set modes for + * @param flags Channel modes to add + */ static void join_set_channelmodes(CHANNEL *chan, CLIENT *target, const char *flags) { @@ -148,9 +161,22 @@ join_set_channelmodes(CHANNEL *chan, CLIENT *target, c /* If channel persistent and client is ircop: make client chanop */ if (strchr(Channel_Modes(chan), 'P') && strchr(Client_Modes(target), 'o')) Channel_UserModeAdd(chan, target, 'o'); -} +} /* join_set_channelmodes */ +/** + * Forward JOIN command to a specific server + * + * This function diffentiates between servers using RFC 2813 mode that + * support the JOIN command with appended ASCII 7 character and channel + * modes, and servers using RFC 1459 protocol which require separate JOIN + * and MODE commands. + * + * @param To Forward JOIN (and MODE) command to this peer server + * @param Prefix Client used to prefix the genrated commands + * @param Data Parameters of JOIN command to forward, probably + * containing channel modes separated by ASCII 7. + */ static void cb_join_forward(CLIENT *To, CLIENT *Prefix, void *Data) { @@ -175,12 +201,25 @@ cb_join_forward(CLIENT *To, CLIENT *Prefix, void *Data } /* cb_join_forward */ +/** + * Forward JOIN command to all servers + * + * This function calls cb_join_forward(), which differentiates between + * protocol implementations (e.g. RFC 2812, RFC 1459). + * + * @param Client Client used to prefix the genrated commands + * @param target Forward JOIN (and MODE) command to this peer server + * @param chan Channel structure + * @param channame Channel name + */ static void join_forward(CLIENT *Client, CLIENT *target, CHANNEL *chan, const char *channame) { char modes[CHANNEL_MODE_LEN], str[COMMAND_LEN]; + /* RFC 2813, 4.2.1: channel modes are separated from the channel + * name with ASCII 7, if any, and not spaces: */ strlcpy(&modes[1], Channel_UserModes(chan, target), sizeof(modes) - 1); if (modes[1]) modes[0] = 0x7; @@ -207,6 +246,14 @@ join_forward(CLIENT *Client, CLIENT *target, CHANNEL * } /* join_forward */ +/** + * Aknowledge user JOIN request and send "channel info" numerics. + * + * @param Client Client used to prefix the genrated commands + * @param target Forward commands/numerics to this user + * @param chan Channel structure + * @param channame Channel name + */ static bool join_send_topic(CLIENT *Client, CLIENT *target, CHANNEL *chan, const char *channame) @@ -237,10 +284,20 @@ join_send_topic(CLIENT *Client, CLIENT *target, CHANNE /* send list of channel members to client */ if (!IRC_Send_NAMES(Client, chan)) return false; - return IRC_WriteStrClient(Client, RPL_ENDOFNAMES_MSG, Client_ID(Client), Channel_Name(chan)); -} + return IRC_WriteStrClient(Client, RPL_ENDOFNAMES_MSG, Client_ID(Client), + 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 + */ GLOBAL bool IRC_JOIN( CLIENT *Client, REQUEST *Req ) { @@ -365,6 +422,12 @@ IRC_JOIN( CLIENT *Client, REQUEST *Req ) /** * 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 */ GLOBAL bool IRC_PART(CLIENT * Client, REQUEST * Req) @@ -410,6 +473,15 @@ IRC_PART(CLIENT * Client, REQUEST * Req) } /* 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 + */ GLOBAL bool IRC_TOPIC( CLIENT *Client, REQUEST *Req ) { @@ -502,8 +574,15 @@ IRC_TOPIC( CLIENT *Client, REQUEST *Req ) /** * 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 + * @returns CONNECTED or DISCONNECTED */ GLOBAL bool IRC_LIST( CLIENT *Client, REQUEST *Req ) @@ -587,6 +666,16 @@ IRC_LIST( CLIENT *Client, REQUEST *Req ) } /* IRC_LIST */ +/** + * Handler for the IRC+ command "CHANINFO". + * + * See doc/Protocol.txt, section II.3: + * "Exchange channel-modes, topics, and persistent channels". + * + * @param Client The client from which this command has been received + * @param Req Request structure with prefix and all parameters + * @returns CONNECTED or DISCONNECTED + */ GLOBAL bool IRC_CHANINFO( CLIENT *Client, REQUEST *Req ) {