Docs: Copyright updates for 2018 (#114)

[thirdparty/squid.git] / src / comm / Loops.h

diff --git a/src/comm/Loops.h b/src/comm/Loops.h
index d3f7b4faf54e9cc802315c0ae060b1374345028b..901e63409b7e32a9732a53bfee0a00694309334e 100644 (file)
--- a/src/comm/Loops.h
+++ b/src/comm/Loops.h
@@ -1,10 +1,16 @@
+/*
+ * Copyright (C) 1996-2018 The Squid Software Foundation and contributors
+ *
+ * Squid software is distributed under GPLv2+ license and includes
+ * contributions from numerous individuals and organizations.
+ * Please see the COPYING and CONTRIBUTORS files for details.
+ */
+
 #ifndef _SQUID_SRC_COMM_LOOPS_H
 #define _SQUID_SRC_COMM_LOOPS_H
 
-#include "comm_err_t.h"
-
-// for PF
-#include "typedefs.h"
+#include "comm/Flag.h"
+#include "comm/forward.h"
 
 /* Comm layer select loops API.
  *
@@ -16,21 +22,50 @@ namespace Comm
 {
 
 /// Initialize the module on Squid startup
-extern void SelectLoopInit(void);
-
-/// Mark an FD to be watched for its IO status.
-extern void SetSelect(int, unsigned int, PF *, void *, time_t);
+void SelectLoopInit(void);
 
 /// reset/undo/unregister the watch for an FD which was set by Comm::SetSelect()
-extern void ResetSelect(int);
+void ResetSelect(int);
 
 /** Perform a select() or equivalent call.
  * This is used by the main select loop engine to check for FD with IO available.
  */
-extern comm_err_t DoSelect(int);
+Comm::Flag DoSelect(int);
+
+void QuickPollRequired(void);
+
+/**
+ * Max number of UDP messages to receive per call to the UDP receive poller.
+ * This is a per-port limit for ICP/HTCP ports.
+ * DNS has a separate limit.
+ */
+#if _SQUID_WINDOWS_
+#define INCOMING_UDP_MAX 1
+#else
+#define INCOMING_UDP_MAX 15
+#endif
+
+/**
+ * Max number of DNS messages to receive per call to DNS read handler
+ */
+#if _SQUID_WINDOWS_
+#define INCOMING_DNS_MAX 1
+#else
+#define INCOMING_DNS_MAX 15
+#endif
 
-extern void QuickPollRequired(void);
+/**
+ * Max number of new TCP connections to accept per call to the TCP listener poller.
+ * This is a per-port limit for HTTP/HTTPS ports.
+ */
+#if _SQUID_WINDOWS_
+#define INCOMING_TCP_MAX 1
+#else
+#define INCOMING_TCP_MAX 10
+#endif
+#define INCOMING_TOTAL_MAX (INCOMING_TCP_MAX+INCOMING_UDP_MAX+INCOMING_DNS_MAX)
 
 } // namespace Comm
 
 #endif /* _SQUID_SRC_COMM_LOOPS_H */
+