added bittorrent support(experimental)

1 files changed, 70 insertions, 0 deletions

diff --git a/src/RequestSlot.cc b/src/RequestSlot.cc
new file mode 100644
index 00000000..3729f47d
--- /dev/null
+++ b/src/RequestSlot.cc
@@ -0,0 +1,70 @@
+/* <!-- copyright */
+/*
+ * aria2 - a simple utility for downloading files faster
+ *
+ * Copyright (C) 2006 Tatsuhiro Tsujikawa
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+/* copyright --> */
+#include "RequestSlot.h"
+#include "Util.h"
+
+RequestSlot::RequestSlot(int index, int begin, int length, int blockIndex)
+  :index(index), begin(begin), length(length), blockIndex(blockIndex) {
+  setDispatchedTime();
+}
+
+RequestSlot::RequestSlot(const RequestSlot& requestSlot) {
+  copy(requestSlot);
+}
+
+RequestSlot& RequestSlot::operator=(const RequestSlot& requestSlot) {
+  if(this != &requestSlot) {
+    copy(requestSlot);
+  }
+  return *this;
+}
+
+void RequestSlot::copy(const RequestSlot& requestSlot) {
+  index = requestSlot.index;
+  begin = requestSlot.begin;
+  length = requestSlot.length;
+  blockIndex = requestSlot.blockIndex;
+  dispatchedTime = requestSlot.dispatchedTime;
+}
+
+RequestSlot RequestSlot::nullSlot(0, 0, 0, 0);
+
+void RequestSlot::setDispatchedTime() {
+  gettimeofday(&dispatchedTime, NULL);
+}
+
+bool RequestSlot::isTimeout(int timeoutSec) const {
+  struct timeval now;
+  gettimeofday(&now, NULL);
+  return Util::difftv(now, dispatchedTime) > timeoutSec*1000000;
+}
+
+bool RequestSlot::isNull(const RequestSlot& requestSlot) {
+  return requestSlot.index == 0 && requestSlot.begin == 0&&
+    requestSlot.length == 0;
+}
+
+bool RequestSlot::operator==(const RequestSlot& requestSlot) const {
+  return index == requestSlot.index &&
+    begin == requestSlot.begin &&
+    length == requestSlot.length;
+}