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author | 2015-08-24 13:22:48 +0300 | |
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committer | 2015-08-24 13:22:48 +0300 | |
commit | dab741a80699f86e86c91718872a052cca9bbb25 (patch) | |
tree | 1959c4a2cea440170a5113dcb067796cb20ffb64 /external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mtrie.hpp | |
parent | d3f26ece7d4383df0b22fe9c3cb3e695381ec737 (diff) |
Fixed dependencies of Control Plane to use external_lib sources
Diffstat (limited to 'external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mtrie.hpp')
-rw-r--r-- | external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mtrie.hpp | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mtrie.hpp b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mtrie.hpp new file mode 100644 index 00000000..6d49380c --- /dev/null +++ b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mtrie.hpp @@ -0,0 +1,101 @@ +/* + Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file + + This file is part of libzmq, the ZeroMQ core engine in C++. + + libzmq is free software; you can redistribute it and/or modify it under + the terms of the GNU Lesser General Public License (LGPL) as published + by the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + As a special exception, the Contributors give you permission to link + this library with independent modules to produce an executable, + regardless of the license terms of these independent modules, and to + copy and distribute the resulting executable under terms of your choice, + provided that you also meet, for each linked independent module, the + terms and conditions of the license of that module. An independent + module is a module which is not derived from or based on this library. + If you modify this library, you must extend this exception to your + version of the library. + + libzmq 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 Lesser General Public + License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#ifndef __ZMQ_MTRIE_HPP_INCLUDED__ +#define __ZMQ_MTRIE_HPP_INCLUDED__ + +#include <stddef.h> +#include <set> + +#include "stdint.hpp" + +namespace zmq +{ + + class pipe_t; + + // Multi-trie. Each node in the trie is a set of pointers to pipes. + + class mtrie_t + { + public: + + mtrie_t (); + ~mtrie_t (); + + // Add key to the trie. Returns true if it's a new subscription + // rather than a duplicate. + bool add (unsigned char *prefix_, size_t size_, zmq::pipe_t *pipe_); + + // Remove all subscriptions for a specific peer from the trie. + // If there are no subscriptions left on some topics, invoke the + // supplied callback function. + void rm (zmq::pipe_t *pipe_, + void (*func_) (unsigned char *data_, size_t size_, void *arg_), + void *arg_); + + // Remove specific subscription from the trie. Return true is it was + // actually removed rather than de-duplicated. + bool rm (unsigned char *prefix_, size_t size_, zmq::pipe_t *pipe_); + + // Signal all the matching pipes. + void match (unsigned char *data_, size_t size_, + void (*func_) (zmq::pipe_t *pipe_, void *arg_), void *arg_); + + private: + + bool add_helper (unsigned char *prefix_, size_t size_, + zmq::pipe_t *pipe_); + void rm_helper (zmq::pipe_t *pipe_, unsigned char **buff_, + size_t buffsize_, size_t maxbuffsize_, + void (*func_) (unsigned char *data_, size_t size_, void *arg_), + void *arg_); + bool rm_helper (unsigned char *prefix_, size_t size_, + zmq::pipe_t *pipe_); + bool is_redundant () const; + + typedef std::set <zmq::pipe_t*> pipes_t; + pipes_t *pipes; + + unsigned char min; + unsigned short count; + unsigned short live_nodes; + union { + class mtrie_t *node; + class mtrie_t **table; + } next; + + mtrie_t (const mtrie_t&); + const mtrie_t &operator = (const mtrie_t&); + }; + +} + +#endif + |