initial code repo
[stor4nfv.git] / src / ceph / src / msg / xio / XioMsg.cc
diff --git a/src/ceph/src/msg/xio/XioMsg.cc b/src/ceph/src/msg/xio/XioMsg.cc
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
+ * Portions Copyright (C) 2013 CohortFS, LLC
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#include "XioMessenger.h"
+#include "XioConnection.h"
+#include "XioMsg.h"
+
+
+int XioDispatchHook::release_msgs()
+{
+  XioCompletion *xcmp;
+  int r = msg_seq.size();
+  cl_flag = true;
+
+  /* queue for release */
+  xcmp = static_cast<XioCompletion *>(rsp_pool.alloc(sizeof(XioCompletion)));
+  new (xcmp) XioCompletion(xcon, this);
+  xcmp->trace = m->trace;
+
+  /* merge with portal traffic */
+  xcon->portal->enqueue(xcon, xcmp);
+
+  assert(r);
+  return r;
+}
+
+/*static*/ size_t XioMsgHdr::get_max_encoded_length() {
+  ceph_msg_header _ceph_msg_header;
+  ceph_msg_footer _ceph_msg_footer;
+  XioMsgHdr hdr (_ceph_msg_header, _ceph_msg_footer, 0 /* features */);
+  const std::list<buffer::ptr>& hdr_buffers = hdr.get_bl().buffers();
+  assert(hdr_buffers.size() == 1); /* accelio header is small without scatter gather */
+  return hdr_buffers.begin()->length();
+}
+
+void XioMsg::print_debug(CephContext *cct, const char *tag) const {
+  print_xio_msg_hdr(cct, tag, hdr, get_xio_msg());
+  print_ceph_msg(cct, tag, m);
+}