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Removed (theoretically) division by zero; reformated some code.

This commit is contained in:
Alexander Barton 2006-07-23 23:05:20 +00:00
parent f1f94f07e1
commit 5ce6bf28d1

View File

@ -17,7 +17,7 @@
#include "portab.h"
#include "io.h"
static char UNUSED id[] = "$Id: conn.c,v 1.197 2006/07/23 15:22:56 alex Exp $";
static char UNUSED id[] = "$Id: conn.c,v 1.198 2006/07/23 23:05:20 alex Exp $";
#include "imp.h"
#include <assert.h>
@ -701,11 +701,16 @@ Conn_Close( CONN_ID Idx, char *LogMsg, char *FwdMsg, bool InformClient )
/* Mark link as "closing" */
Conn_OPTION_ADD( &My_Connections[Idx], CONN_ISCLOSING );
if( LogMsg ) txt = LogMsg;
else txt = FwdMsg;
if( ! txt ) txt = "Reason unknown";
if (LogMsg)
txt = LogMsg;
else
txt = FwdMsg;
if (! txt)
txt = "Reason unknown";
Log( LOG_INFO, "Shutting down connection %d (%s) with %s:%d ...", Idx, LogMsg ? LogMsg : FwdMsg, My_Connections[Idx].host, ntohs( My_Connections[Idx].addr.sin_port ));
Log(LOG_INFO, "Shutting down connection %d (%s) with %s:%d ...", Idx,
LogMsg ? LogMsg : FwdMsg, My_Connections[Idx].host,
ntohs(My_Connections[Idx].addr.sin_port));
/* Search client, if any */
c = Conn_GetClient( Idx );
@ -741,39 +746,57 @@ Conn_Close( CONN_ID Idx, char *LogMsg, char *FwdMsg, bool InformClient )
c = Conn_GetClient( Idx );
/* Shut down socket */
if( ! io_close( My_Connections[Idx].sock ))
{
if (! io_close(My_Connections[Idx].sock)) {
/* Oops, we can't close the socket!? This is ... ugly! */
Log( LOG_CRIT, "Error closing connection %d (socket %d) with %s:%d - %s! (ignored)", Idx, My_Connections[Idx].sock, My_Connections[Idx].host, ntohs( My_Connections[Idx].addr.sin_port), strerror( errno ));
Log(LOG_CRIT,
"Error closing connection %d (socket %d) with %s:%d - %s! (ignored)",
Idx, My_Connections[Idx].sock, My_Connections[Idx].host,
ntohs(My_Connections[Idx].addr.sin_port), strerror(errno));
}
/* Mark socket as invalid: */
My_Connections[Idx].sock = NONE;
/* If there is still a client, unregister it now */
if( c ) Client_Destroy( c, LogMsg, FwdMsg, true );
if (c)
Client_Destroy(c, LogMsg, FwdMsg, true);
/* Calculate statistics and log information */
in_k = (double)My_Connections[Idx].bytes_in / 1024;
out_k = (double)My_Connections[Idx].bytes_out / 1024;
#ifdef ZLIB
if ( Conn_OPTION_ISSET( &My_Connections[Idx], CONN_ZIP )) {
if (Conn_OPTION_ISSET( &My_Connections[Idx], CONN_ZIP)) {
in_z_k = (double)My_Connections[Idx].zip.bytes_in / 1024;
out_z_k = (double)My_Connections[Idx].zip.bytes_out / 1024;
/* Make sure that no division by zero can occur during
* the calculation of in_p and out_p: in_z_k and out_z_k
* are non-zero, that's guaranteed by the protocol until
* compression can be enabled. */
if (! in_z_k)
in_z_k = in_k;
if (! out_z_k)
out_z_k = out_k;
in_p = (int)(( in_k * 100 ) / in_z_k );
out_p = (int)(( out_k * 100 ) / out_z_k );
Log( LOG_INFO, "Connection %d with %s:%d closed (in: %.1fk/%.1fk/%d%%, out: %.1fk/%.1fk/%d%%).", Idx, My_Connections[Idx].host, ntohs( My_Connections[Idx].addr.sin_port ), in_k, in_z_k, in_p, out_k, out_z_k, out_p );
Log(LOG_INFO,
"Connection %d with %s:%d closed (in: %.1fk/%.1fk/%d%%, out: %.1fk/%.1fk/%d%%).",
Idx, My_Connections[Idx].host,
ntohs(My_Connections[Idx].addr.sin_port),
in_k, in_z_k, in_p, out_k, out_z_k, out_p);
}
else
#endif
{
Log( LOG_INFO, "Connection %d with %s:%d closed (in: %.1fk, out: %.1fk).", Idx, My_Connections[Idx].host, ntohs( My_Connections[Idx].addr.sin_port ), in_k, out_k );
Log(LOG_INFO,
"Connection %d with %s:%d closed (in: %.1fk, out: %.1fk).",
Idx, My_Connections[Idx].host,
ntohs(My_Connections[Idx].addr.sin_port),
in_k, out_k);
}
/* cancel running resolver */
if (Resolve_INPROGRESS(&My_Connections[Idx].res_stat)) {
if (Resolve_INPROGRESS(&My_Connections[Idx].res_stat))
Resolve_Shutdown(&My_Connections[Idx].res_stat);
}
/* Servers: Modify time of next connect attempt? */
Conf_UnsetServer( Idx );
@ -790,6 +813,7 @@ Conn_Close( CONN_ID Idx, char *LogMsg, char *FwdMsg, bool InformClient )
array_free(&My_Connections[Idx].rbuf);
array_free(&My_Connections[Idx].wbuf);
/* Clean up connection structure (=free it) */
Init_Conn_Struct( Idx );