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100 lines
3.0 KiB
C
100 lines
3.0 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2013, Digium, Inc.
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*
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* Mark Spencer <markster@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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/*! \file
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*
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* \brief IAX Firmware Support header file
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*/
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#ifndef _IAX2_FIRMWARE_H
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#define _IAX2_FIRMWARE_H
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#include "parser.h"
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/*!
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* \internal
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* \brief Reload the list of available firmware.
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*
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* Searches the IAX firmware directory, adding new firmware that is available
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* and removing firmware that is no longer available.
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*/
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void iax_firmware_reload(void);
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/*!
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* \internal
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* \brief Unload all of the currently loaded firmware.
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*/
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void iax_firmware_unload(void);
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/*!
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* \internal
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* \brief Determine the version number of the specified firmware.
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*
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* \param device_name The device name of the firmware for which we want the
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* version.
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* \param[out] version Pointer to a variable where the version number is
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* stored upon return.
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*
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* \retval 1 on success
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* \retval 0 on failure
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*/
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int iax_firmware_get_version(const char *device_name,
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uint16_t *version);
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/*!
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* \internal
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* \brief Add firmware related IEs to an IAX2 IE buffer.
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*
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* \param ie_data The IE buffer being appended to.
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* \param device_name The name of the requested firmware.
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* \param block_desc The requested firmware block identification.
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*
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* Search the list of loaded firmware for \c device_name and, if found, add the
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* appropriate FWBLOCKDESC and FWBLOCKDATA IEs to the specified \c ie_data
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* list.
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*
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* \retval 0 on success
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* \retval non-zero on failure
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*/
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int iax_firmware_append(struct iax_ie_data *ie_data,
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const char *device_name, unsigned int block_desc);
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/*!
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* \internal
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* \brief Iterate over the list of currently loaded IAX firmware.
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*
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* \param prefix The prefix of the device to filter for, or \c NULL to visit
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* all firmware records.
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* \param callback A pointer to a function to call for each firmware record
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* that is visited.
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* \param user_data A pointer to user supplied data that will be passed to the
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* \c callback function each time it is invoked.
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*
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* This function visits each of the elements in the IAX firmware list, calling
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* the specfied \c callback for each element. Iteration continues until the end
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* of the list is reached, or the \c callback returns non-zero.
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*
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* The \c callback function receives a pointer to the firmware header and the
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* value of the \c user_data argument that was passed in, which may be \c NULL.
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*/
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void iax_firmware_traverse(const char *prefix,
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int (*callback)(struct ast_iax2_firmware_header *header, void *user_data),
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void *user_data);
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#endif
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