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add the new files for the last commit :-)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6063 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2005-07-08 21:15:41 +00:00
parent c13d601fb4
commit a913a5ce23
2 changed files with 316 additions and 0 deletions
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82
include/asterisk/devicestate.h Executable file
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/*
* Asterisk -- A telephony toolkit for Linux.
*
* Device state management
*
* Copyright (C) 2005, Digium, Inc.
*
* This program is free software, distributed under the terms of
* the GNU General Public License
*/
#ifndef _ASTERISK_DEVICESTATE_H
#define _ASTERISK_DEVICESTATE_H
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
/*! Device is valid but channel didn't know state */
#define AST_DEVICE_UNKNOWN 0
/*! Device is not used */
#define AST_DEVICE_NOT_INUSE 1
/*! Device is in use */
#define AST_DEVICE_INUSE 2
/*! Device is busy */
#define AST_DEVICE_BUSY 3
/*! Device is invalid */
#define AST_DEVICE_INVALID 4
/*! Device is unavailable */
#define AST_DEVICE_UNAVAILABLE 5
/*! Device is ringing */
#define AST_DEVICE_RINGING 6
typedef int (*ast_devstate_cb_type)(const char *dev, int state, void *data);
/*! Search the Channels by Name */
/*!
* \param device like a dialstring
* Search the Device in active channels by compare the channelname against
* the devicename. Compared are only the first chars to the first '-' char.
* Returns an AST_DEVICE_UNKNOWN if no channel found or
* AST_DEVICE_INUSE if a channel is found
*/
int ast_parse_device_state(const char *device);
/*! Asks a channel for device state */
/*!
* \param device like a dialstring
* Asks a channel for device state, data is normaly a number from dialstring
* used by the low level module
* Trys the channel devicestate callback if not supported search in the
* active channels list for the device.
* Returns an AST_DEVICE_??? state -1 on failure
*/
int ast_device_state(const char *device);
/*! Tells Asterisk the State for Device is changed */
/*!
* \param fmt devicename like a dialstring with format parameters
* Asterisk polls the new extensionstates and calls the registered
* callbacks for the changed extensions
* Returns 0 on success, -1 on failure
*/
int ast_device_state_changed(const char *fmt, ...)
__attribute__ ((format (printf, 1, 2)));
/*! Registers a device state change callback */
/*!
* \param data to pass to callback
* The callback is called if the state for extension is changed
* Return -1 on failure, ID on success
*/
int ast_devstate_add(ast_devstate_cb_type callback, void *data);
void ast_devstate_del(ast_devstate_cb_type callback, void *data);
int ast_device_state_engine_init(void);
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
#endif /* _ASTERISK_DEVICESTATE_H */