X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=blobdiff_plain;f=src%2Fngircd%2Fclient.c;h=07d448fdbaf9a84873f32e22584636251e2d3fd5;hp=d70cfb4e3b307bf7b13f2be2e3939aa0f4f5f543;hb=b71a0ddbd570f5163ede198d635c3b03abd3e27e;hpb=bb8d207efa56b8dbdf366d980b848b0abd072a7d diff --git a/src/ngircd/client.c b/src/ngircd/client.c index d70cfb4e..07d448fd 100644 --- a/src/ngircd/client.c +++ b/src/ngircd/client.c @@ -1,6 +1,6 @@ /* * ngIRCd -- The Next Generation IRC Daemon - * Copyright (c)2001-2012 Alexander Barton (alex@barton.de) + * Copyright (c)2001-2014 Alexander Barton (alex@barton.de) and Contributors. * * 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 @@ -18,22 +18,16 @@ * Client management. */ -#include "imp.h" #include #include #include #include #include #include +#include #include -#include "defines.h" #include "conn.h" - -#include "exp.h" -#include "client.h" - -#include #include "ngircd.h" #include "channel.h" #include "conf.h" @@ -44,8 +38,6 @@ #include "match.h" #include "messages.h" -#include - #define GETID_LEN (CLIENT_NICK_LEN-1) + 1 + (CLIENT_USER_LEN-1) + 1 + (CLIENT_HOST_LEN-1) + 1 static CLIENT *This_Server, *My_Clients; @@ -62,6 +54,8 @@ static CLIENT *New_Client_Struct PARAMS(( void )); static void Generate_MyToken PARAMS(( CLIENT *Client )); static void Adjust_Counters PARAMS(( CLIENT *Client )); +static void Free_Client PARAMS(( CLIENT **Client )); + static CLIENT *Init_New_Client PARAMS((CONN_ID Idx, CLIENT *Introducer, CLIENT *TopServer, int Type, const char *ID, const char *User, const char *Hostname, const char *Info, @@ -87,7 +81,7 @@ Client_Init( void ) exit( 1 ); } - /* Client-Struktur dieses Servers */ + /* Client structure for this server */ This_Server->next = NULL; This_Server->type = CLIENT_SERVER; This_Server->conn_id = NONE; @@ -120,14 +114,15 @@ Client_Exit( void ) cnt = 0; c = My_Clients; - while( c ) - { + while(c) { cnt++; next = (CLIENT *)c->next; - free( c ); + Free_Client(&c); c = next; } - if( cnt ) Log( LOG_INFO, "Freed %d client structure%s.", cnt, cnt == 1 ? "" : "s" ); + if (cnt) + Log(LOG_INFO, "Freed %d client structure%s.", + cnt, cnt == 1 ? "" : "s"); } /* Client_Exit */ @@ -217,8 +212,8 @@ Init_New_Client(CONN_ID Idx, CLIENT *Introducer, CLIENT *TopServer, if (Type == CLIENT_SERVER) Generate_MyToken(client); - if (strchr(client->modes, 'a')) - strlcpy(client->away, DEFAULT_AWAY_MSG, sizeof(client->away)); + if (Client_HasMode(client, 'a')) + client->away = strndup(DEFAULT_AWAY_MSG, CLIENT_AWAY_LEN - 1); client->next = (POINTER *)My_Clients; My_Clients = client; @@ -235,7 +230,7 @@ Client_Destroy( CLIENT *Client, const char *LogMsg, const char *FwdMsg, bool Sen /* remove a client */ CLIENT *last, *c; - char msg[LINE_LEN]; + char msg[COMMAND_LEN]; const char *txt; assert( Client != NULL ); @@ -318,9 +313,7 @@ Client_Destroy( CLIENT *Client, const char *LogMsg, const char *FwdMsg, bool Sen } } - if (c->cloaked) - free(c->cloaked); - free( c ); + Free_Client(&c); break; } last = c; @@ -344,7 +337,7 @@ Client_SetHostname( CLIENT *Client, const char *Hostname ) assert(Client != NULL); assert(Hostname != NULL); - if (strlen(Conf_CloakHost)) { + if (Conf_CloakHost[0]) { char cloak[GETID_LEN]; strlcpy(cloak, Hostname, GETID_LEN); @@ -362,6 +355,27 @@ Client_SetHostname( CLIENT *Client, const char *Hostname ) } /* Client_SetHostname */ +/** + * Set IP address to display for a client. + * + * @param Client The client. + * @param IPAText Textual representation of the IP address or NULL to unset. + */ +GLOBAL void +Client_SetIPAText(CLIENT *Client, const char *IPAText) +{ + assert(Client != NULL); + + if (Client->ipa_text) + free(Client->ipa_text); + + if (*IPAText) + Client->ipa_text = strndup(IPAText, CLIENT_HOST_LEN - 1); + else + Client->ipa_text = NULL; +} + + GLOBAL void Client_SetID( CLIENT *Client, const char *ID ) { @@ -413,7 +427,7 @@ Client_SetOrigUser(CLIENT UNUSED *Client, const char UNUSED *User) assert(Client != NULL); assert(User != NULL); -#if defined(PAM) && defined(IDENTAUTH) +#if defined(PAM) strlcpy(Client->orig_user, User, sizeof(Client->orig_user)); #endif } /* Client_SetOrigUser */ @@ -454,6 +468,22 @@ Client_SetFlags( CLIENT *Client, const char *Flags ) } /* Client_SetFlags */ +GLOBAL void +Client_SetAccountName(CLIENT *Client, const char *AccountName) +{ + assert(Client != NULL); + + if (Client->account_name) + free(Client->account_name); + + if (*AccountName) + Client->account_name = strndup(AccountName, + CLIENT_NICK_LEN - 1); + else + Client->account_name = NULL; +} + + GLOBAL void Client_SetAway( CLIENT *Client, const char *Txt ) { @@ -462,7 +492,11 @@ Client_SetAway( CLIENT *Client, const char *Txt ) assert( Client != NULL ); assert( Txt != NULL ); - strlcpy( Client->away, Txt, sizeof( Client->away )); + if (Client->away) + free(Client->away); + + Client->away = strndup(Txt, CLIENT_AWAY_LEN - 1); + LogDebug("%s \"%s\" is away: %s", Client_TypeText(Client), Client_Mask(Client), Txt); } /* Client_SetAway */ @@ -503,19 +537,11 @@ Client_SetIntroducer( CLIENT *Client, CLIENT *Introducer ) } /* Client_SetIntroducer */ -GLOBAL void -Client_SetOperByMe( CLIENT *Client, bool OperByMe ) -{ - assert( Client != NULL ); - Client->oper_by_me = OperByMe; -} /* Client_SetOperByMe */ - - GLOBAL bool Client_ModeAdd( CLIENT *Client, char Mode ) { /* Set Mode. - * If Client already alread had Mode, return false. + * If Client already had Mode, return false. * If the Mode was newly set, return true. */ @@ -524,7 +550,7 @@ Client_ModeAdd( CLIENT *Client, char Mode ) assert( Client != NULL ); x[0] = Mode; x[1] = '\0'; - if (!strchr( Client->modes, x[0])) { + if (!Client_HasMode(Client, x[0])) { strlcat( Client->modes, x, sizeof( Client->modes )); return true; } @@ -591,7 +617,7 @@ Client_Search( const char *Nick ) /** - * Serach first CLIENT structure matching a given mask of a server. + * Search first CLIENT structure matching a given mask of a server. * * The order of servers is arbitrary, but this function makes sure that the * local server is always returned if the mask matches it. @@ -705,15 +731,7 @@ Client_User( CLIENT *Client ) */ GLOBAL char * Client_OrigUser(CLIENT *Client) { -#ifndef IDENTAUTH - char *user = Client->user; - - if (user[0] == '~') - user++; - return user; -#else return Client->orig_user; -#endif } /* Client_OrigUser */ #endif @@ -767,6 +785,21 @@ Client_HostnameDisplayed(CLIENT *Client) return Client->cloaked; } +GLOBAL const char * +Client_IPAText(CLIENT *Client) +{ + assert(Client != NULL); + + /* Not a local client? */ + if (Client_Conn(Client) <= NONE) + return "0.0.0.0"; + + if (!Client->ipa_text) + return Conn_GetIPAInfo(Client_Conn(Client)); + else + return Client->ipa_text; +} + /** * Update (and generate, if necessary) the cloaked hostname of a client. * @@ -832,14 +865,6 @@ Client_Flags( CLIENT *Client ) } /* Client_Flags */ -GLOBAL bool -Client_OperByMe( CLIENT *Client ) -{ - assert( Client != NULL ); - return Client->oper_by_me; -} /* Client_OperByMe */ - - GLOBAL int Client_Hops( CLIENT *Client ) { @@ -973,6 +998,14 @@ Client_Away( CLIENT *Client ) } /* Client_Away */ +GLOBAL char * +Client_AccountName(CLIENT *Client) +{ + assert(Client != NULL); + return Client->account_name; +} + + /** * Make sure that a given nickname is valid. * @@ -991,11 +1024,11 @@ Client_CheckNick(CLIENT *Client, char *Nick) if (!Client_IsValidNick(Nick)) { if (strlen(Nick ) >= Conf_MaxNickLength) - IRC_WriteStrClient(Client, ERR_NICKNAMETOOLONG_MSG, + IRC_WriteErrClient(Client, ERR_NICKNAMETOOLONG_MSG, Client_ID(Client), Nick, Conf_MaxNickLength - 1); else - IRC_WriteStrClient(Client, ERR_ERRONEUSNICKNAME_MSG, + IRC_WriteErrClient(Client, ERR_ERRONEUSNICKNAME_MSG, Client_ID(Client), Nick); return false; } @@ -1004,7 +1037,7 @@ Client_CheckNick(CLIENT *Client, char *Nick) && Client_Type(Client) != CLIENT_SERVICE) { /* Make sure that this isn't a restricted/forbidden nickname */ if (Conf_NickIsBlocked(Nick)) { - IRC_WriteStrClient(Client, ERR_FORBIDDENNICKNAME_MSG, + IRC_WriteErrClient(Client, ERR_FORBIDDENNICKNAME_MSG, Client_ID(Client), Nick); return false; } @@ -1012,7 +1045,7 @@ Client_CheckNick(CLIENT *Client, char *Nick) /* Nickname already registered? */ if (Client_Search(Nick)) { - IRC_WriteStrClient(Client, ERR_NICKNAMEINUSE_MSG, + IRC_WriteErrClient(Client, ERR_NICKNAMEINUSE_MSG, Client_ID(Client), Nick); return false; } @@ -1033,7 +1066,8 @@ Client_CheckID( CLIENT *Client, char *ID ) /* ID too long? */ if (strlen(ID) > CLIENT_ID_LEN) { - IRC_WriteStrClient(Client, ERR_ERRONEUSNICKNAME_MSG, Client_ID(Client), ID); + IRC_WriteErrClient(Client, ERR_ERRONEUSNICKNAME_MSG, + Client_ID(Client), ID); return false; } @@ -1131,7 +1165,8 @@ Client_OperCount( void ) c = My_Clients; while( c ) { - if( c && ( c->type == CLIENT_USER ) && ( strchr( c->modes, 'o' ))) cnt++; + if (c && c->type == CLIENT_USER && Client_HasMode(c, 'o' )) + cnt++; c = (CLIENT *)c->next; } return cnt; @@ -1338,11 +1373,14 @@ MyCount( CLIENT_TYPE Type ) } /* MyCount */ +/** + * Allocate and initialize new CLIENT strcuture. + * + * @return Pointer to CLIENT structure or NULL on error. + */ static CLIENT * New_Client_Struct( void ) { - /* Neue CLIENT-Struktur pre-initialisieren */ - CLIENT *c; c = (CLIENT *)malloc( sizeof( CLIENT )); @@ -1356,14 +1394,34 @@ New_Client_Struct( void ) c->type = CLIENT_UNKNOWN; c->conn_id = NONE; - c->oper_by_me = false; c->hops = -1; c->token = -1; c->mytoken = -1; return c; -} /* New_Client */ +} +/** + * Free a CLIENT structure and its member variables. + */ +static void +Free_Client(CLIENT **Client) +{ + assert(Client != NULL); + assert(*Client != NULL); + + if ((*Client)->account_name) + free((*Client)->account_name); + if ((*Client)->away) + free((*Client)->away); + if ((*Client)->cloaked) + free((*Client)->cloaked); + if ((*Client)->ipa_text) + free((*Client)->ipa_text); + + free(*Client); + *Client = NULL; +} static void Generate_MyToken( CLIENT *Client ) @@ -1377,7 +1435,7 @@ Generate_MyToken( CLIENT *Client ) { if( c->mytoken == token ) { - /* Das Token wurde bereits vergeben */ + /* The token is already in use */ token++; c = My_Clients; continue; @@ -1582,7 +1640,7 @@ Client_Announce(CLIENT * Client, CLIENT * Prefix, CLIENT * User) } else { /* RFC 2813 mode: one combined NICK or SERVICE command */ if (Client_Type(User) == CLIENT_SERVICE - && strchr(Client_Flags(Client), 'S')) { + && Client_HasFlag(Client, 'S')) { if (!IRC_WriteStrClientPrefix(Client, Prefix, "SERVICE %s %d * +%s %d :%s", Client_Mask(User), @@ -1601,7 +1659,7 @@ Client_Announce(CLIENT * Client, CLIENT * Prefix, CLIENT * User) } } - if (strchr(Client_Flags(Client), 'M')) { + if (Client_HasFlag(Client, 'M')) { /* Synchronize metadata */ if (Client_HostnameCloaked(User)) { if (!IRC_WriteStrClientPrefix(Client, Prefix, @@ -1611,6 +1669,14 @@ Client_Announce(CLIENT * Client, CLIENT * Prefix, CLIENT * User) return DISCONNECTED; } + if (Client_AccountName(User)) { + if (!IRC_WriteStrClientPrefix(Client, Prefix, + "METADATA %s accountname :%s", + Client_ID(User), + Client_AccountName(User))) + return DISCONNECTED; + } + if (Conn_GetCertFp(Client_Conn(User))) { if (!IRC_WriteStrClientPrefix(Client, Prefix, "METADATA %s certfp :%s",