81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
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/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2014, Digium, Inc.
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*
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* Matt Jordan <mjordan@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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#ifndef _ASTERISK_RES_STASIS_MESSAGING_H
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#define _ASTERISK_RES_STASIS_MESSAGING_H
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/*!
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* \file
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*
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* \brief Stasis out-of-call text message support
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*
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* \author Matt Jordan <mjordan@digium.com>
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* \since 12.4.0
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*/
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/*!
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* \brief Callback handler for when a message is received from the core
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*
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* \param endpoint_id The ID of the endpoint that we received the message from
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* \param json_msg JSON representation of the text message
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* \param pvt ao2 ref counted pvt passed during registration
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*
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* \retval 0 the message was handled
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* \retval non-zero the message was not handled
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*/
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typedef int (* message_received_cb)(const char *endpoint_id, struct ast_json *json_msg, void *pvt);
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/*!
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* \brief Subscribe for messages from a particular endpoint
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*
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* \param app_name Name of the stasis application to unsubscribe from messaging
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* \param endpoint_id The ID of the endpoint we no longer care about
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*/
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void messaging_app_unsubscribe_endpoint(const char *app_name, const char *endpoint_id);
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/*!
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* \brief Subscribe an application to an endpoint for messages
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*
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* \param app_name The name of the \ref stasis application to subscribe to \c endpoint
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* \param endpoint The endpoint object to subscribe to
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* \param callback The callback to call when a message is received
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* \param pvt An ao2 ref counted object that will be passed to the callback.
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*
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* \retval 0 subscription was successful
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* \retval -1 subscription failed
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*/
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int messaging_app_subscribe_endpoint(const char *app_name, struct ast_endpoint *endpoint, message_received_cb callback, void *pvt);
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/*!
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* \brief Tidy up the messaging layer
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*
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* \retval 0 success
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* \retval -1 failure
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*/
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int messaging_cleanup(void);
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/*!
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* \brief Initialize the messaging layer
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*
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* \retval 0 success
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* \retval -1 failure
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*/
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int messaging_init(void);
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#endif /* #define _ASTERISK_RES_STASIS_MESSAGING_H */
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