X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fngircd%2Fclient.c;h=5ca99c03570c20b97bb92ab40b58f0c82c6f5f27;hb=1680ea02da10dff49748214f6e01538808c7ee65;hp=7e28e8fb1035006d540e9f3e4b7ba7d720944662;hpb=c16133c5ee72256ef5b8fa586e72e5e3598e75bb;p=ngircd-alex.git diff --git a/src/ngircd/client.c b/src/ngircd/client.c index 7e28e8fb..5ca99c03 100644 --- a/src/ngircd/client.c +++ b/src/ngircd/client.c @@ -37,6 +37,7 @@ #include "ngircd.h" #include "channel.h" #include "conf.h" +#include "conn-func.h" #include "hash.h" #include "irc-write.h" #include "log.h" @@ -69,6 +70,8 @@ static CLIENT *Init_New_Client PARAMS((CONN_ID Idx, CLIENT *Introducer, static void Destroy_UserOrService PARAMS((CLIENT *Client,const char *Txt, const char *FwdMsg, bool SendQuit)); +static void cb_introduceClient PARAMS((CLIENT *Client, CLIENT *Prefix, + void *i)); GLOBAL void Client_Init( void ) @@ -328,9 +331,15 @@ Client_SetHostname( CLIENT *Client, const char *Hostname ) assert(Hostname != NULL); if (strlen(Conf_CloakHost)) { + char cloak[GETID_LEN]; + + strlcpy(cloak, Hostname, GETID_LEN); + strlcat(cloak, Conf_CloakHostSalt, GETID_LEN); + snprintf(cloak, GETID_LEN, Conf_CloakHost, Hash(cloak)); + LogDebug("Updating hostname of \"%s\": \"%s\" -> \"%s\"", - Client_ID(Client), Client->host, Conf_CloakHost); - strlcpy(Client->host, Conf_CloakHost, sizeof(Client->host)); + Client_ID(Client), Client->host, cloak); + strlcpy(Client->host, cloak, sizeof(Client->host)); } else { LogDebug("Updating hostname of \"%s\": \"%s\" -> \"%s\"", Client_ID(Client), Client->host, Hostname); @@ -431,18 +440,6 @@ Client_SetFlags( CLIENT *Client, const char *Flags ) } /* Client_SetFlags */ -GLOBAL void -Client_SetPassword( CLIENT *Client, const char *Pwd ) -{ - /* set password sent by client */ - - assert( Client != NULL ); - assert( Pwd != NULL ); - - strlcpy(Client->pwd, Pwd, sizeof(Client->pwd)); -} /* Client_SetPassword */ - - GLOBAL void Client_SetAway( CLIENT *Client, const char *Txt ) { @@ -705,14 +702,6 @@ Client_HostnameCloaked(CLIENT *Client) } /* Client_HostnameCloaked */ -GLOBAL char * -Client_Password( CLIENT *Client ) -{ - assert( Client != NULL ); - return Client->pwd; -} /* Client_Password */ - - GLOBAL char * Client_Modes( CLIENT *Client ) { @@ -814,15 +803,25 @@ GLOBAL char * Client_MaskCloaked(CLIENT *Client) { static char Mask_Buffer[GETID_LEN]; + char Cloak_Buffer[GETID_LEN]; assert (Client != NULL); /* Is the client using cloaking at all? */ if (!Client_HasMode(Client, 'x')) - return Client_Mask(Client); + return Client_Mask(Client); + + if(*Conf_CloakHostModeX) { + strlcpy(Cloak_Buffer, Client->host, GETID_LEN); + strlcat(Cloak_Buffer, Conf_CloakHostSalt, GETID_LEN); + snprintf(Cloak_Buffer, GETID_LEN, Conf_CloakHostModeX, Hash(Cloak_Buffer)); + } else { + strncpy(Cloak_Buffer, Client_ID(Client->introducer), GETID_LEN); + } snprintf(Mask_Buffer, GETID_LEN, "%s!%s@%s", - Client->id, Client->user, Client_ID(Client->introducer)); + Client->id, Client->user, Cloak_Buffer); + return Mask_Buffer; } /* Client_MaskCloaked */ @@ -1142,6 +1141,46 @@ Client_Reject(CLIENT *Client, const char *Reason, bool InformClient) } +/** + * Introduce a new user or service client in the network. + * + * @param From Remote server introducing the client or NULL (local). + * @param Client New client. + * @param Type Type of the client (CLIENT_USER or CLIENT_SERVICE). + */ +GLOBAL void +Client_Introduce(CLIENT *From, CLIENT *Client, int Type) +{ + /* Set client type (user or service) */ + Client_SetType(Client, Type); + + if (From) { + if (Conf_IsService(Conf_GetServer(Client_Conn(From)), + Client_ID(Client))) + Client_SetType(Client, CLIENT_SERVICE); + LogDebug("%s \"%s\" (+%s) registered (via %s, on %s, %d hop%s).", + Client_TypeText(Client), Client_Mask(Client), + Client_Modes(Client), Client_ID(From), + Client_ID(Client_Introducer(Client)), + Client_Hops(Client), Client_Hops(Client) > 1 ? "s": ""); + } else { + Log(LOG_NOTICE, "%s \"%s\" registered (connection %d).", + Client_TypeText(Client), Client_Mask(Client), + Client_Conn(Client)); + Log_ServerNotice('c', "Client connecting: %s (%s@%s) [%s] - %s", + Client_ID(Client), Client_User(Client), + Client_Hostname(Client), + Conn_IPA(Client_Conn(Client)), + Client_TypeText(Client)); + } + + /* Inform other servers */ + IRC_WriteStrServersPrefixFlag_CB(From, + From != NULL ? From : Client_ThisServer(), + '\0', cb_introduceClient, (void *)Client); +} /* Client_Introduce */ + + static unsigned long Count( CLIENT_TYPE Type ) { @@ -1361,6 +1400,59 @@ Destroy_UserOrService(CLIENT *Client, const char *Txt, const char *FwdMsg, bool } /* Destroy_UserOrService */ +/** + * Introduce a new user or service client to a remote server. + * + * This function differentiates between RFC1459 and RFC2813 server links and + * generates the appropriate commands to register the new user or service. + * + * @param To The remote server to inform. + * @param Prefix Prefix for the generated commands. + * @param data CLIENT structure of the new client. + */ +static void +cb_introduceClient(CLIENT *To, CLIENT *Prefix, void *data) +{ + CLIENT *c = (CLIENT *)data; + CONN_ID conn; + char *modes, *user, *host; + + modes = Client_Modes(c); + user = Client_User(c) ? Client_User(c) : "-"; + host = Client_Hostname(c) ? Client_Hostname(c) : "-"; + + conn = Client_Conn(To); + if (Conn_Options(conn) & CONN_RFC1459) { + /* RFC 1459 mode: separate NICK and USER commands */ + Conn_WriteStr(conn, "NICK %s :%d", Client_ID(c), + Client_Hops(c) + 1); + Conn_WriteStr(conn, ":%s USER %s %s %s :%s", + Client_ID(c), user, host, + Client_ID(Client_Introducer(c)), Client_Info(c)); + if (modes[0]) + Conn_WriteStr(conn, ":%s MODE %s +%s", + Client_ID(c), Client_ID(c), modes); + } else { + /* RFC 2813 mode: one combined NICK or SERVICE command */ + if (Client_Type(c) == CLIENT_SERVICE + && strchr(Client_Flags(To), 'S')) + IRC_WriteStrClientPrefix(To, Prefix, + "SERVICE %s %d * +%s %d :%s", + Client_Mask(c), + Client_MyToken(Client_Introducer(c)), + Client_Modes(c), Client_Hops(c) + 1, + Client_Info(c)); + else + IRC_WriteStrClientPrefix(To, Prefix, + "NICK %s %d %s %s %d +%s :%s", + Client_ID(c), Client_Hops(c) + 1, + user, host, + Client_MyToken(Client_Introducer(c)), + modes, Client_Info(c)); + } +} /* cb_introduceClient */ + + #ifdef DEBUG GLOBAL void