Allow hostmask cloaking when rDNS is disabled

[ngircd-alex.git] / src / ngircd / client.c

diff --git a/src/ngircd/client.c b/src/ngircd/client.c
index 07d448fdbaf9a84873f32e22584636251e2d3fd5..1c7bd1ead0cc510a814d59f0c43d12c1e1bb65da 100644 (file)
--- a/src/ngircd/client.c
+++ b/src/ngircd/client.c
@@ -72,7 +72,7 @@ GLOBAL void
 Client_Init( void )
 {
        struct hostent *h;
-       
+
        This_Server = New_Client_Struct( );
        if( ! This_Server )
        {
@@ -98,7 +98,7 @@ Client_Init( void )
        Client_SetInfo( This_Server, Conf_ServerInfo );
 
        My_Clients = This_Server;
-       
+
        memset( &My_Whowas, 0, sizeof( My_Whowas ));
 } /* Client_Init */
 
@@ -111,7 +111,7 @@ Client_Exit( void )
 
        if( NGIRCd_SignalRestart ) Client_Destroy( This_Server, "Server going down (restarting).", NULL, false );
        else Client_Destroy( This_Server, "Server going down.", NULL, false );
-       
+
        cnt = 0;
        c = My_Clients;
        while(c) {
@@ -228,7 +228,7 @@ GLOBAL void
 Client_Destroy( CLIENT *Client, const char *LogMsg, const char *FwdMsg, bool SendQuit )
 {
        /* remove a client */
-       
+
        CLIENT *last, *c;
        char msg[COMMAND_LEN];
        const char *txt;
@@ -337,7 +337,11 @@ Client_SetHostname( CLIENT *Client, const char *Hostname )
        assert(Client != NULL);
        assert(Hostname != NULL);
 
-       if (Conf_CloakHost[0]) {
+       /* Only cloak the hostmask if it has not yet been cloaked.
+        * The period or colon indicates it's still an IP address.
+        * An empty string means a rDNS lookup did not happen (yet).
+         */
+       if (Conf_CloakHost[0] && (!Client->host[0] || strpbrk(Client->host, ".:"))) {
                char cloak[GETID_LEN];
 
                strlcpy(cloak, Hostname, GETID_LEN);
@@ -381,7 +385,7 @@ Client_SetID( CLIENT *Client, const char *ID )
 {
        assert( Client != NULL );
        assert( ID != NULL );
-       
+
        strlcpy( Client->id, ID, sizeof( Client->id ));
 
        if (Conf_CloakUserToNick) {
@@ -698,7 +702,7 @@ Client_ID( CLIENT *Client )
        if(Client->type == CLIENT_USER)
                assert(strlen(Client->id) < Conf_MaxNickLength);
 #endif
-                                                  
+
        if( Client->id[0] ) return Client->id;
        else return "*";
 } /* Client_ID */