Move client password from the Client to the Connection struct.

This is a relatively naive implementation, basically doing the bare minimum
necessary to make the switchover go.  Subsequent commits can focus on
improving the implementation.

src/ngircd/client.c

@@ -440,18 +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 )
 {
@@ -714,14 +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 )
 {

src/ngircd/client.h

@@ -47,7 +47,6 @@ typedef struct _CLIENT
 	CONN_ID conn_id;		/* ID of the connection (if local) or NONE (remote) */
 	struct _CLIENT *introducer;	/* ID of the servers which the client is connected to */
 	struct _CLIENT *topserver;	/* toplevel servers (only valid if client is a server) */
-	char pwd[CLIENT_PASS_LEN];	/* password received of the client */
 	char host[CLIENT_HOST_LEN];	/* hostname of the client */
 	char user[CLIENT_USER_LEN];	/* user name ("login") */
 #if defined(PAM) && defined(IDENTAUTH)
@@ -109,7 +108,6 @@ GLOBAL char *Client_OrigUser PARAMS(( CLIENT *Client ));
 #endif
 GLOBAL char *Client_Hostname PARAMS(( CLIENT *Client ));
 GLOBAL char *Client_HostnameCloaked PARAMS(( CLIENT *Client ));
-GLOBAL char *Client_Password PARAMS(( CLIENT *Client ));
 GLOBAL char *Client_Modes PARAMS(( CLIENT *Client ));
 GLOBAL char *Client_Flags PARAMS(( CLIENT *Client ));
 GLOBAL CLIENT *Client_Introducer PARAMS(( CLIENT *Client ));
@@ -129,7 +127,6 @@ GLOBAL void Client_SetID PARAMS(( CLIENT *Client, const char *Nick ));
 GLOBAL void Client_SetUser PARAMS(( CLIENT *Client, const char *User, bool Idented ));
 GLOBAL void Client_SetOrigUser PARAMS(( CLIENT *Client, const char *User ));
 GLOBAL void Client_SetInfo PARAMS(( CLIENT *Client, const char *Info ));
-GLOBAL void Client_SetPassword PARAMS(( CLIENT *Client, const char *Pwd ));
 GLOBAL void Client_SetType PARAMS(( CLIENT *Client, int Type ));
 GLOBAL void Client_SetHops PARAMS(( CLIENT *Client, int Hops ));
 GLOBAL void Client_SetToken PARAMS(( CLIENT *Client, int Token ));

src/ngircd/conn.c

@@ -918,6 +918,20 @@ va_dcl
 	return ok;
 } /* Conn_WriteStr */
 
+GLOBAL const char*
+Conn_Password( CONN_ID Idx )
+{
+  assert( Idx > NONE );
+  return My_Connections[Idx].pwd;
+} /* Conn_Password */
+
+GLOBAL void
+Conn_SetPassword( CONN_ID Idx, const char *Pwd )
+{
+  assert( Idx > NONE );
+  strlcpy( My_Connections[Idx].pwd, Pwd,
+	   sizeof(My_Connections[Idx].pwd) );
+} /* Conn_SetPassword */
 
 /**
  * Append Data to the outbound write buffer of a connection.

src/ngircd/conn.h

@@ -72,6 +72,7 @@ typedef struct _Connection
 	ng_ipaddr_t addr;		/* Client address */
 	PROC_STAT proc_stat;		/* Status of resolver process */
 	char host[HOST_LEN];		/* Hostname */
+	char pwd[CLIENT_PASS_LEN];	/* password received of the client */
 	array rbuf;			/* Read buffer */
 	array wbuf;			/* Write buffer */
 	time_t signon;			/* Signon ("connect") time */
@@ -115,6 +116,9 @@ GLOBAL void Conn_Handler PARAMS(( void ));
 
 GLOBAL bool Conn_WriteStr PARAMS(( CONN_ID Idx, const char *Format, ... ));
 
+GLOBAL const char* Conn_Password PARAMS(( CONN_ID Idx ));
+GLOBAL void Conn_SetPassword PARAMS(( CONN_ID Idx, const char *Pwd ));
+
 GLOBAL void Conn_Close PARAMS(( CONN_ID Idx, const char *LogMsg, const char *FwdMsg, bool InformClient ));
 
 GLOBAL void Conn_SyncServerStruct PARAMS(( void ));

src/ngircd/irc-login.c

@@ -87,7 +87,7 @@ IRC_PASS( CLIENT *Client, REQUEST *Req )
 					  Client_ID(Client));
 	}
 
-	Client_SetPassword(Client, Req->argv[0]);
+	Conn_SetPassword(Client_Conn(Client), Req->argv[0]);
 
 	/* Protocol version */
 	if (Req->argc >= 2 && strlen(Req->argv[1]) >= 4) {

src/ngircd/irc-server.c

@@ -80,7 +80,7 @@ IRC_SERVER( CLIENT *Client, REQUEST *Req )
 			Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", true);
 			return DISCONNECTED;
 		}
-		if( strcmp( Client_Password( Client ), Conf_Server[i].pwd_in ) != 0 )
+		if( strcmp( Conn_Password( Client_Conn( Client ) ), Conf_Server[i].pwd_in ) != 0 )
 		{
 			/* wrong password */
 			Log( LOG_ERR, "Connection %d: Got bad password from server \"%s\"!", Client_Conn( Client ), Req->argv[0] );

src/ngircd/login.c

@@ -93,13 +93,14 @@ Login_User(CLIENT * Client)
 		 * the beahiour of the daemon compiled without PAM support:
 		 * because there can't be any "server password", all
 		 * passwords supplied are classified as "wrong". */
-		if(Client_Password(Client)[0] == '\0')
+		if(Conn_Password(Client_Conn(Client))[0] == '\0')
 			return Login_User_PostAuth(Client);
 		Client_Reject(Client, "Non-empty password", false);
 		return DISCONNECTED;
 	}
 
-	if (Conf_PAMIsOptional && strcmp(Client_Password(Client), "") == 0) {
+	if (Conf_PAMIsOptional &&
+	    strcmp(Conn_Password(Client_Conn(Client)), "") == 0) {
 		/* Clients are not required to send a password and to be PAM-
 		 * authenticated at all. If not, they won't become "identified"
 		 * and keep the "~" in their supplied user name.
@@ -129,7 +130,7 @@ Login_User(CLIENT * Client)
 	}
 #else
 	/* Check global server password ... */
-	if (strcmp(Client_Password(Client), Conf_ServerPwd) != 0) {
+	if (strcmp(Conn_Password(Client_Conn(Client)), Conf_ServerPwd) != 0) {
 		/* Bad password! */
 		Client_Reject(Client, "Bad server password", false);
 		return DISCONNECTED;

src/ngircd/pam.c

@@ -102,8 +102,8 @@ PAM_Authenticate(CLIENT *Client) {
 	/* Set supplied client password */
 	if (password)
 		free(password);
-	password = strdup(Client_Password(Client));
+	password = strdup(Conn_Password(Client_Conn(Client)));
-	conv.appdata_ptr = Client_Password(Client);
+	conv.appdata_ptr = Conn_Password(Client_Conn(Client));
 
 	/* Initialize PAM */
 	retval = pam_start("ngircd", Client_OrigUser(Client), &conv, &pam);