/usr/include/sigx-2.0/sigx/tunnel_context_base.h is in libsigx-2.0-dev 2.0.2-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 | #ifndef _SIGX_TUNNEL_CONTEXT_BASE_HPP_
#define _SIGX_TUNNEL_CONTEXT_BASE_HPP_
/*
* Copyright 2008 Klaus Triendl
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <glibmm/thread.h>
#include <sigx/fwddecl.h>
#include <sigx/bad_dispatcher.h>
#include <sigx/operator_new.h>
#include <sigx/shared_dispatchable.h>
#include <sigx/tunnel_validity_tracker.h>
namespace sigx
{
/** @short the base class for all tunnel_context classes.
*
* A tunnel context represents the tunnel and all facilities involved:
* the dispatcher, the message, the functor to invoke, whether the message
* is dispatched asynchronously or synchronously.
*
* @ingroup Dispatching
*/
class SIGX_API tunnel_context_base: public operator_new
{
public:
tunnel_context_base(const shared_dispatchable& _A_disp, const tunnel_validity_tracker& _A_validity_tracker, bool sync = false);
virtual ~tunnel_context_base();
/** @short invokes the intended functor at the other end of the tunnel
*/
virtual void invoke() = 0;
bool is_sync() const { return m_sync; }
bool is_valid() const { return m_validity_tracker.is_valid(); }
const void* creator_thread() const { return m_creator_thread; }
protected:
/** @short sends the tunnel context over the dispatcher.
* @throw bad_dispatcher If dispatcher is invalid.
*/
void dispatch_me();
protected:
tunnel_validity_tracker m_validity_tracker;
shared_dispatchable m_disp;
bool m_sync;
const void* const m_creator_thread;
};
/** @short Specialities for synchronous tunnel context.
* @ingroup Dispatching
*/
class SIGX_API sync_tunnel_context_base: public tunnel_context_base
{
public:
sync_tunnel_context_base(const shared_dispatchable& _A_disp, const tunnel_validity_tracker& _A_validity_tracker);
protected:
/** @short sends the tunnel context over the dispatcher.
*
* Locks until invoke() has completed.
*
* @return whether the tunnel context is dispatchable, i.e. the dispatcher
* reference was still valid.
* @throw bad_dispatcher If dispatcher is invalid.
*/
void dispatch_me();
protected:
Glib::Cond m_cond;
Glib::Mutex m_mutex;
};
} // namespace sigx
#endif // end file guard
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