ENH: Initial import

1 files changed, 67 insertions, 0 deletions

diff --git a/Utilities/cmcurl/speedcheck.c b/Utilities/cmcurl/speedcheck.c
new file mode 100644
index 0000000..33a8e5d
--- /dev/null
+++ b/Utilities/cmcurl/speedcheck.c
@@ -0,0 +1,67 @@
+/***************************************************************************
+ *                                  _   _ ____  _     
+ *  Project                     ___| | | |  _ \| |    
+ *                             / __| | | | |_) | |    
+ *                            | (__| |_| |  _ <| |___ 
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2004, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ * 
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * $Id$
+ ***************************************************************************/
+
+#include "setup.h"
+
+#include <stdio.h>
+#include <string.h>
+
+#include <curl/curl.h>
+#include "urldata.h"
+#include "sendf.h"
+#include "speedcheck.h"
+
+void Curl_speedinit(struct SessionHandle *data)
+{
+  memset(&data->state.keeps_speed, 0, sizeof(struct timeval));
+}
+
+CURLcode Curl_speedcheck(struct SessionHandle *data,
+                         struct timeval now)
+{
+  if((data->progress.current_speed >= 0) &&
+     data->set.low_speed_time &&
+     (Curl_tvlong(data->state.keeps_speed) != 0) &&
+     (data->progress.current_speed < data->set.low_speed_limit)) {
+
+    /* We are now below the "low speed limit". If we are below it
+       for "low speed time" seconds we consider that enough reason
+       to abort the download. */
+    
+    if( (Curl_tvdiff(now, data->state.keeps_speed)/1000) >
+        data->set.low_speed_time) {
+      /* we have been this slow for long enough, now die */
+      failf(data,
+            "Operation too slow. "
+            "Less than %d bytes/sec transfered the last %d seconds",
+            data->set.low_speed_limit,
+            data->set.low_speed_time);
+      return CURLE_OPERATION_TIMEOUTED;
+    }
+  }
+  else {
+    /* we keep up the required speed all right */
+    data->state.keeps_speed = now;
+  }
+  return CURLE_OK;
+}