Current File : //opt/cpanel/ea-ruby27/src/passenger-release-6.0.23/src/cxx_supportlib/ServerKit/Hooks.h
/*
* Phusion Passenger - https://www.phusionpassenger.com/
* Copyright (c) 2014-2017 Phusion Holding B.V.
*
* "Passenger", "Phusion Passenger" and "Union Station" are registered
* trademarks of Phusion Holding B.V.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef _PASSENGER_SERVER_KIT_HOOKS_H_
#define _PASSENGER_SERVER_KIT_HOOKS_H_
namespace Passenger {
namespace ServerKit {
class HooksImpl;
struct Hooks {
HooksImpl *impl;
void *userData;
};
class HooksImpl {
public:
virtual ~HooksImpl() { }
virtual bool hook_isConnected(Hooks *hooks, void *source) {
return true;
}
virtual void hook_ref(Hooks *hooks, void *source, const char *file, unsigned int line) { }
virtual void hook_unref(Hooks *hooks, void *source, const char *file, unsigned int line) { }
};
struct RefGuard {
Hooks *hooks;
void *source;
const char *file;
unsigned int line;
RefGuard(Hooks *_hooks, void *_source, const char *_file, unsigned int _line)
: hooks(_hooks),
source(_source),
file(_file),
line(_line)
{
if (_hooks != NULL && _hooks->impl != NULL) {
_hooks->impl->hook_ref(_hooks, _source, _file, _line);
}
}
~RefGuard() {
if (hooks != NULL && hooks->impl != NULL) {
hooks->impl->hook_unref(hooks, source, file, line);
}
}
};
} // namespace ServerKit
} // namespace Passenger
#endif /* _PASSENGER_SERVER_KIT_HOOKS_H_ */
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