From 62c59983cb3122ec20183efb27b1a9e9e454971d Mon Sep 17 00:00:00 2001
From: erdgeist <>
Date: Thu, 1 Feb 2007 13:30:58 +0000
Subject: Use multiple output buffers to try to avoid copy on write when
 unnecessary

---
 opentracker.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'opentracker.c')

diff --git a/opentracker.c b/opentracker.c
index 030e423..6200087 100644
--- a/opentracker.c
+++ b/opentracker.c
@@ -32,9 +32,17 @@ static unsigned int ot_overall_successfulannounces = 0;
 static time_t ot_start_time;
 static const size_t SUCCESS_HTTP_HEADER_LENGTH = 80;
 static const size_t SUCCESS_HTTP_SIZE_OFF = 17;
+
 /* To always have space for error messages ;) */
+
+#define static_outbuf_size   8192
+#define static_outbuf_count  64
+#define static_outbuf        ( static_outbufs + static_outbuf_size * static_outbuf_off )
+#define static_outbuf_next   ( static_outbuf_off = ( static_outbuf_off + 1 ) & ( static_outbuf_count - 1 ) )
+
 static char static_inbuf[8192];
-static char static_outbuf[8192*4];
+static char static_outbufs[ static_outbuf_size * static_outbuf_count ];
+static int static_outbuf_off = 0;
 
 #ifdef _DEBUG_HTTPERROR
 static char debug_request[8192];
@@ -138,6 +146,7 @@ static void senddata( const int64 s, char *buffer, size_t size ) {
 
   written_size = write( s, buffer, size );
   if( ( written_size < 0 ) || ( written_size == size ) ) {
+    static_outbuf_next;
     free( h ); io_close( s );
   } else {
     char * outbuf = malloc( size - written_size );
-- 
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