comparison DEPENDENCIES/generic/include/boost/asio/detail/impl/handler_tracking.ipp @ 16:2665513ce2d3

Add boost headers

+//
+// detail/impl/handler_tracking.ipp
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2013 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#ifndef BOOST_ASIO_DETAIL_IMPL_HANDLER_TRACKING_IPP
+#define BOOST_ASIO_DETAIL_IMPL_HANDLER_TRACKING_IPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include <boost/asio/detail/config.hpp>
+
+#if defined(BOOST_ASIO_ENABLE_HANDLER_TRACKING)
+
+#include <cstdarg>
+#include <cstdio>
+#include <boost/asio/detail/handler_tracking.hpp>
+
+#if defined(BOOST_ASIO_HAS_BOOST_DATE_TIME)
+# include <boost/asio/time_traits.hpp>
+#else // defined(BOOST_ASIO_HAS_BOOST_DATE_TIME)
+# if defined(BOOST_ASIO_HAS_STD_CHRONO)
+#  include <chrono>
+# elif defined(BOOST_ASIO_HAS_BOOST_CHRONO)
+#  include <boost/chrono/system_clocks.hpp>
+# endif
+# include <boost/asio/detail/chrono_time_traits.hpp>
+# include <boost/asio/wait_traits.hpp>
+#endif // defined(BOOST_ASIO_HAS_BOOST_DATE_TIME)
+
+#if !defined(BOOST_ASIO_WINDOWS)
+# include <unistd.h>
+#endif // !defined(BOOST_ASIO_WINDOWS)
+
+#include <boost/asio/detail/push_options.hpp>
+
+namespace boost {
+namespace asio {
+namespace detail {
+
+struct handler_tracking_timestamp
+{
+  uint64_t seconds;
+  uint64_t microseconds;
+
+  handler_tracking_timestamp()
+  {
+#if defined(BOOST_ASIO_HAS_BOOST_DATE_TIME)
+    boost::posix_time::ptime epoch(boost::gregorian::date(1970, 1, 1));
+    boost::posix_time::time_duration now =
+      boost::posix_time::microsec_clock::universal_time() - epoch;
+#elif defined(BOOST_ASIO_HAS_STD_CHRONO)
+    typedef chrono_time_traits<std::chrono::system_clock,
+        boost::asio::wait_traits<std::chrono::system_clock> > traits_helper;
+    traits_helper::posix_time_duration now(
+        std::chrono::system_clock::now().time_since_epoch());
+#elif defined(BOOST_ASIO_HAS_BOOST_CHRONO)
+    typedef chrono_time_traits<boost::chrono::system_clock,
+        boost::asio::wait_traits<boost::chrono::system_clock> > traits_helper;
+    traits_helper::posix_time_duration now(
+        boost::chrono::system_clock::now().time_since_epoch());
+#endif
+    seconds = static_cast<uint64_t>(now.total_seconds());
+    microseconds = static_cast<uint64_t>(now.total_microseconds() % 1000000);
+  }
+};
+
+struct handler_tracking::tracking_state
+{
+  static_mutex mutex_;
+  uint64_t next_id_;
+  tss_ptr<completion>* current_completion_;
+};
+
+handler_tracking::tracking_state* handler_tracking::get_state()
+{
+  static tracking_state state = { BOOST_ASIO_STATIC_MUTEX_INIT, 1, 0 };
+  return &state;
+}
+
+void handler_tracking::init()
+{
+  static tracking_state* state = get_state();
+
+  state->mutex_.init();
+
+  static_mutex::scoped_lock lock(state->mutex_);
+  if (state->current_completion_ == 0)
+    state->current_completion_ = new tss_ptr<completion>;
+}
+
+void handler_tracking::creation(handler_tracking::tracked_handler* h,
+    const char* object_type, void* object, const char* op_name)
+{
+  static tracking_state* state = get_state();
+
+  static_mutex::scoped_lock lock(state->mutex_);
+  h->id_ = state->next_id_++;
+  lock.unlock();
+
+  handler_tracking_timestamp timestamp;
+
+  uint64_t current_id = 0;
+  if (completion* current_completion = *state->current_completion_)
+    current_id = current_completion->id_;
+
+  write_line(
+#if defined(BOOST_ASIO_WINDOWS)
+      "@asio|%I64u.%06I64u|%I64u*%I64u|%.20s@%p.%.50s\n",
+#else // defined(BOOST_ASIO_WINDOWS)
+      "@asio|%llu.%06llu|%llu*%llu|%.20s@%p.%.50s\n",
+#endif // defined(BOOST_ASIO_WINDOWS)
+      timestamp.seconds, timestamp.microseconds,
+      current_id, h->id_, object_type, object, op_name);
+}
+
+handler_tracking::completion::completion(handler_tracking::tracked_handler* h)
+  : id_(h->id_),
+    invoked_(false),
+    next_(*get_state()->current_completion_)
+{
+  *get_state()->current_completion_ = this;
+}
+
+handler_tracking::completion::~completion()
+{
+  if (id_)
+  {
+    handler_tracking_timestamp timestamp;
+
+    write_line(
+#if defined(BOOST_ASIO_WINDOWS)
+        "@asio|%I64u.%06I64u|%c%I64u|\n",
+#else // defined(BOOST_ASIO_WINDOWS)
+        "@asio|%llu.%06llu|%c%llu|\n",
+#endif // defined(BOOST_ASIO_WINDOWS)
+        timestamp.seconds, timestamp.microseconds,
+        invoked_ ? '!' : '~', id_);
+  }
+
+  *get_state()->current_completion_ = next_;
+}
+
+void handler_tracking::completion::invocation_begin()
+{
+  handler_tracking_timestamp timestamp;
+
+  write_line(
+#if defined(BOOST_ASIO_WINDOWS)
+      "@asio|%I64u.%06I64u|>%I64u|\n",
+#else // defined(BOOST_ASIO_WINDOWS)
+      "@asio|%llu.%06llu|>%llu|\n",
+#endif // defined(BOOST_ASIO_WINDOWS)
+      timestamp.seconds, timestamp.microseconds, id_);
+
+  invoked_ = true;
+}
+
+void handler_tracking::completion::invocation_begin(
+    const boost::system::error_code& ec)
+{
+  handler_tracking_timestamp timestamp;
+
+  write_line(
+#if defined(BOOST_ASIO_WINDOWS)
+      "@asio|%I64u.%06I64u|>%I64u|ec=%.20s:%d\n",
+#else // defined(BOOST_ASIO_WINDOWS)
+      "@asio|%llu.%06llu|>%llu|ec=%.20s:%d\n",
+#endif // defined(BOOST_ASIO_WINDOWS)
+      timestamp.seconds, timestamp.microseconds,
+      id_, ec.category().name(), ec.value());
+
+  invoked_ = true;
+}
+
+void handler_tracking::completion::invocation_begin(
+    const boost::system::error_code& ec, std::size_t bytes_transferred)
+{
+  handler_tracking_timestamp timestamp;
+
+  write_line(
+#if defined(BOOST_ASIO_WINDOWS)
+      "@asio|%I64u.%06I64u|>%I64u|ec=%.20s:%d,bytes_transferred=%I64u\n",
+#else // defined(BOOST_ASIO_WINDOWS)
+      "@asio|%llu.%06llu|>%llu|ec=%.20s:%d,bytes_transferred=%llu\n",
+#endif // defined(BOOST_ASIO_WINDOWS)
+      timestamp.seconds, timestamp.microseconds,
+      id_, ec.category().name(), ec.value(),
+      static_cast<uint64_t>(bytes_transferred));
+
+  invoked_ = true;
+}
+
+void handler_tracking::completion::invocation_begin(
+    const boost::system::error_code& ec, int signal_number)
+{
+  handler_tracking_timestamp timestamp;
+
+  write_line(
+#if defined(BOOST_ASIO_WINDOWS)
+      "@asio|%I64u.%06I64u|>%I64u|ec=%.20s:%d,signal_number=%d\n",
+#else // defined(BOOST_ASIO_WINDOWS)
+      "@asio|%llu.%06llu|>%llu|ec=%.20s:%d,signal_number=%d\n",
+#endif // defined(BOOST_ASIO_WINDOWS)
+      timestamp.seconds, timestamp.microseconds,
+      id_, ec.category().name(), ec.value(), signal_number);
+
+  invoked_ = true;
+}
+
+void handler_tracking::completion::invocation_begin(
+    const boost::system::error_code& ec, const char* arg)
+{
+  handler_tracking_timestamp timestamp;
+
+  write_line(
+#if defined(BOOST_ASIO_WINDOWS)
+      "@asio|%I64u.%06I64u|>%I64u|ec=%.20s:%d,%.50s\n",
+#else // defined(BOOST_ASIO_WINDOWS)
+      "@asio|%llu.%06llu|>%llu|ec=%.20s:%d,%.50s\n",
+#endif // defined(BOOST_ASIO_WINDOWS)
+      timestamp.seconds, timestamp.microseconds,
+      id_, ec.category().name(), ec.value(), arg);
+
+  invoked_ = true;
+}
+
+void handler_tracking::completion::invocation_end()
+{
+  if (id_)
+  {
+    handler_tracking_timestamp timestamp;
+
+    write_line(
+#if defined(BOOST_ASIO_WINDOWS)
+        "@asio|%I64u.%06I64u|<%I64u|\n",
+#else // defined(BOOST_ASIO_WINDOWS)
+        "@asio|%llu.%06llu|<%llu|\n",
+#endif // defined(BOOST_ASIO_WINDOWS)
+        timestamp.seconds, timestamp.microseconds, id_);
+
+    id_ = 0;
+  }
+}
+
+void handler_tracking::operation(const char* object_type,
+    void* object, const char* op_name)
+{
+  static tracking_state* state = get_state();
+
+  handler_tracking_timestamp timestamp;
+
+  unsigned long long current_id = 0;
+  if (completion* current_completion = *state->current_completion_)
+    current_id = current_completion->id_;
+
+  write_line(
+#if defined(BOOST_ASIO_WINDOWS)
+      "@asio|%I64u.%06I64u|%I64u|%.20s@%p.%.50s\n",
+#else // defined(BOOST_ASIO_WINDOWS)
+      "@asio|%llu.%06llu|%llu|%.20s@%p.%.50s\n",
+#endif // defined(BOOST_ASIO_WINDOWS)
+      timestamp.seconds, timestamp.microseconds,
+      current_id, object_type, object, op_name);
+}
+
+void handler_tracking::write_line(const char* format, ...)
+{
+  using namespace std; // For sprintf (or equivalent).
+
+  va_list args;
+  va_start(args, format);
+
+  char line[256] = "";
+#if defined(BOOST_ASIO_HAS_SECURE_RTL)
+  int length = vsprintf_s(line, sizeof(line), format, args);
+#else // defined(BOOST_ASIO_HAS_SECURE_RTL)
+  int length = vsprintf(line, format, args);
+#endif // defined(BOOST_ASIO_HAS_SECURE_RTL)
+
+  va_end(args);
+
+#if defined(BOOST_ASIO_WINDOWS)
+  HANDLE stderr_handle = ::GetStdHandle(STD_ERROR_HANDLE);
+  DWORD bytes_written = 0;
+  ::WriteFile(stderr_handle, line, length, &bytes_written, 0);
+#else // defined(BOOST_ASIO_WINDOWS)
+  ::write(STDERR_FILENO, line, length);
+#endif // defined(BOOST_ASIO_WINDOWS)
+}
+
+} // namespace detail
+} // namespace asio
+} // namespace boost
+
+#include <boost/asio/detail/pop_options.hpp>
+
+#endif // defined(BOOST_ASIO_ENABLE_HANDLER_TRACKING)
+
+#endif // BOOST_ASIO_DETAIL_IMPL_HANDLER_TRACKING_IPP