X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=blobdiff_plain;f=src%2Fngircd%2Fclient.c;h=4728c7a4672ac802d944dc599d23031f75e50d60;hp=9861a0dbb61962e5f6814377d1db21e79ad6f4e4;hb=33fae67579eeab31d7f96f9e53f0529f584b0b1f;hpb=aa7db2c0e9e1112591cbdb3d346342d34ca21a6a

diff --git a/src/ngircd/client.c b/src/ngircd/client.c
index 9861a0db..4728c7a4 100644
--- a/src/ngircd/client.c
+++ b/src/ngircd/client.c
@@ -1,6 +1,6 @@
 /*
  * ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001-2010 Alexander Barton (alex@barton.de)
+ * Copyright (c)2001-2012 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
@@ -331,9 +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);
@@ -434,18 +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 )
 {
@@ -693,27 +687,36 @@ Client_Hostname(CLIENT *Client)
 
 /**
  * Get potentially cloaked hostname of a client.
+ *
  * If the client has not enabled cloaking, the real hostname is used.
+ * Please note that this function uses a global static buffer, so you can't
+ * nest invocations without overwriting earlier results!
+ *
  * @param Client Pointer to client structure
  * @return Pointer to client hostname
  */
 GLOBAL char *
 Client_HostnameCloaked(CLIENT *Client)
 {
+	static char Cloak_Buffer[CLIENT_HOST_LEN];
+
 	assert(Client != NULL);
-	if (Client_HasMode(Client, 'x'))
-		return Client_ID(Client->introducer);
-	else
+
+	if (!Client_HasMode(Client, 'x'))
 		return Client_Hostname(Client);
-} /* Client_HostnameCloaked */
 
+	/* Do simple mapping to the server ID? */
+	if (!*Conf_CloakHostModeX)
+		return Client_ID(Client->introducer);
 
-GLOBAL char *
-Client_Password( CLIENT *Client )
-{
-	assert( Client != NULL );
-	return Client->pwd;
-} /* Client_Password */
+	strlcpy(Cloak_Buffer, Client->host, CLIENT_HOST_LEN);
+	strlcat(Cloak_Buffer, Conf_CloakHostSalt, CLIENT_HOST_LEN);
+
+	snprintf(Cloak_Buffer, CLIENT_HOST_LEN, Conf_CloakHostModeX,
+		 Hash(Cloak_Buffer));
+
+	return Cloak_Buffer;
+} /* Client_HostnameCloaked */
 
 
 GLOBAL char *
@@ -806,10 +809,12 @@ Client_Mask( CLIENT *Client )
 
 /**
  * Return ID of a client with cloaked hostname: "client!user@server-name"
+ *
  * This client ID is used for IRC prefixes, for example.
  * Please note that this function uses a global static buffer, so you can't
  * nest invocations without overwriting earlier results!
  * If the client has not enabled cloaking, the real hostname is used.
+ *
  * @param Client Pointer to client structure
  * @return Pointer to global buffer containing the client ID
  */
@@ -822,11 +827,11 @@ Client_MaskCloaked(CLIENT *Client)
 
 	/* Is the client using cloaking at all? */
 	if (!Client_HasMode(Client, 'x'))
-	    return Client_Mask(Client);
+		return Client_Mask(Client);
+
+	snprintf(Mask_Buffer, GETID_LEN, "%s!%s@%s", Client->id, Client->user,
+		 Client_HostnameCloaked(Client));
 
-	snprintf(Mask_Buffer, GETID_LEN, "%s!%s@%s",
-		 Client->id, Client->user,
-		 *Conf_CloakModeHost ? Conf_CloakModeHost : Client_ID(Client->introducer));
 	return Mask_Buffer;
 } /* Client_MaskCloaked */
 
@@ -890,6 +895,16 @@ Client_CheckNick(CLIENT *Client, char *Nick)
 		return false;
 	}
 
+	if (Client_Type(Client) != CLIENT_SERVER
+	    && Client_Type(Client) != CLIENT_SERVICE) {
+		/* Make sure that this isn't a restricted/forbidden nick name */
+		if (Conf_NickIsBlocked(Nick)) {
+			IRC_WriteStrClient(Client, ERR_FORBIDDENNICKNAME_MSG,
+					   Client_ID(Client), Nick);
+			return false;
+		}
+	}
+
 	/* Nickname already registered? */
 	if (Client_Search(Nick)) {
 		IRC_WriteStrClient(Client, ERR_NICKNAMEINUSE_MSG,
@@ -1160,7 +1175,7 @@ Client_Introduce(CLIENT *From, CLIENT *Client, int Type)
 	Client_SetType(Client, Type);
 
 	if (From) {
-		if (Conf_IsService(Conf_GetServer(Client_Conn(From)),
+		if (Conf_NickIsService(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).",