diff options
author | kpfleming <kpfleming@f38db490-d61c-443f-a65b-d21fe96a405b> | 2005-07-08 21:15:41 +0000 |
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committer | kpfleming <kpfleming@f38db490-d61c-443f-a65b-d21fe96a405b> | 2005-07-08 21:15:41 +0000 |
commit | 60d4445a9bc14d6a5debea4a8a35054a45708a3d (patch) | |
tree | 6107c4abc2f1247fe5453585b17dfcd014c42273 /include/asterisk/devicestate.h | |
parent | 1945cc0f8179b17589095af3550c8969d7790eed (diff) |
add the new files for the last commit :-)
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@6063 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'include/asterisk/devicestate.h')
-rwxr-xr-x | include/asterisk/devicestate.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/include/asterisk/devicestate.h b/include/asterisk/devicestate.h new file mode 100755 index 000000000..a2dd6fd1f --- /dev/null +++ b/include/asterisk/devicestate.h @@ -0,0 +1,82 @@ +/* + * 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 */ |