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/*
* Asterisk -- A telephony toolkit for Linux.
*
* General Definitions for Asterisk top level program
*
* Copyright (C) 1999-2006, Digium, Inc.
*
* Mark Spencer <markster@digium.com>
*
* This program is free software, distributed under the terms of
* the GNU General Public License
*/
/*! \file
* \brief Asterisk main include file. File version handling, generic pbx functions.
*/
#ifndef _ASTERISK_H
#define _ASTERISK_H
#include "asterisk/autoconfig.h"
#include "asterisk/compat.h"
#define DEFAULT_LANGUAGE "en"
#define DEFAULT_SAMPLE_RATE 8000
#define DEFAULT_SAMPLES_PER_MS ((DEFAULT_SAMPLE_RATE)/1000)
#define AST_CONFIG_MAX_PATH 255
/* provided in asterisk.c */
extern char ast_config_AST_CONFIG_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_CONFIG_FILE[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_MODULE_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_SPOOL_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_MONITOR_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_VAR_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_DATA_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_LOG_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_AGI_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_DB[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_KEY_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_PID[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_SOCKET[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_RUN_DIR[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_CTL_PERMISSIONS[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_CTL_OWNER[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_CTL_GROUP[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_CTL[AST_CONFIG_MAX_PATH];
extern char ast_config_AST_SYSTEM_NAME[20];
int ast_set_priority(int); /*!< Provided by asterisk.c */
int load_modules(const int preload_only); /*!< Provided by module.c */
int load_pbx(void); /*!< Provided by pbx.c */
int init_logger(void); /*!< Provided by logger.c */
void close_logger(void); /*!< Provided by logger.c */
int reload_logger(int); /*!< Provided by logger.c */
int init_framer(void); /*!< Provided by frame.c */
int term_init(void); /*!< Provided by term.c */
int astdb_init(void); /*!< Provided by db.c */
void ast_channels_init(void); /*!< Provided by channel.c */
void ast_builtins_init(void); /*!< Provided by cli.c */
int dnsmgr_init(void); /*!< Provided by dnsmgr.c */
void dnsmgr_start_refresh(void); /*!< Provided by dnsmgr.c */
int dnsmgr_reload(void); /*!< Provided by dnsmgr.c */
/*!
* \brief Reload asterisk modules.
* \param name the name of the module to reload
*
* This function reloads the specified module, or if no modules are specified,
* it will reload all loaded modules.
*
* \note Modules are reloaded using their reload() functions, not unloading
* them and loading them again.
*
* \return Zero if the specified module was not found, 1 if the module was
* found but cannot be reloaded, -1 if a reload operation is already in
* progress, and 2 if the specfied module was found and reloaded.
*/
int ast_module_reload(const char *name);
/*!
* \brief Register a function to be executed before Asterisk exits.
* \param func The callback function to use.
*
* \return Zero on success, -1 on error.
*/
int ast_register_atexit(void (*func)(void));
/*!
* \brief Unregister a function registered with ast_register_atexit().
* \param func The callback function to unregister.
*/
void ast_unregister_atexit(void (*func)(void));
/*!
* \brief Register the version of a source code file with the core.
* \param file the source file name
* \param version the version string (typically a CVS revision keyword string)
* \return nothing
*
* This function should not be called directly, but instead the
* ASTERISK_FILE_VERSION macro should be used to register a file with the core.
*/
void ast_register_file_version(const char *file, const char *version);
/*!
* \brief Unregister a source code file from the core.
* \param file the source file name
* \return nothing
*
* This function should not be called directly, but instead the
* ASTERISK_FILE_VERSION macro should be used to automatically unregister
* the file when the module is unloaded.
*/
void ast_unregister_file_version(const char *file);
/*!
* \brief support for event profiling
*
* (note, this must be documented a lot more)
* ast_add_profile allocates a generic 'counter' with a given name,
* which can be shown with the command 'show profile <name>'
*
* The counter accumulates positive or negative values supplied by
* ast_add_profile(), dividing them by the 'scale' value passed in the
* create call, and also counts the number of 'events'.
* Values can also be taked by the TSC counter on ia32 architectures,
* in which case you can mark the start of an event calling ast_mark(id, 1)
* and then the end of the event with ast_mark(id, 0).
* For non-i386 architectures, these two calls return 0.
*/
int ast_add_profile(const char *, uint64_t scale);
int64_t ast_profile(int, int64_t);
int64_t ast_mark(int, int start1_stop0);
/*!
* \brief Register/unregister a source code file with the core.
* \param file the source file name
* \param version the version string (typically a CVS revision keyword string)
*
* This macro will place a file-scope constructor and destructor into the
* source of the module using it; this will cause the version of this file
* to registered with the Asterisk core (and unregistered) at the appropriate
* times.
*
* Example:
*
* \code
* ASTERISK_FILE_VERSION(__FILE__, "\$Revision\$")
* \endcode
*
* \note The dollar signs above have been protected with backslashes to keep
* CVS from modifying them in this file; under normal circumstances they would
* not be present and CVS would expand the Revision keyword into the file's
* revision number.
*/
#if defined(__GNUC__) && !defined(LOW_MEMORY)
#ifdef MTX_PROFILE
#define HAVE_MTX_PROFILE /* used in lock.h */
#define ASTERISK_FILE_VERSION(file, version) \
static int mtx_prof = -1; /* profile mutex */ \
static void __attribute__((constructor)) __register_file_version(void) \
{ \
mtx_prof = ast_add_profile("mtx_lock_" file, 0); \
ast_register_file_version(file, version); \
} \
static void __attribute__((destructor)) __unregister_file_version(void) \
{ \
ast_unregister_file_version(file); \
}
#else
#define ASTERISK_FILE_VERSION(file, version) \
static void __attribute__((constructor)) __register_file_version(void) \
{ \
ast_register_file_version(file, version); \
} \
static void __attribute__((destructor)) __unregister_file_version(void) \
{ \
ast_unregister_file_version(file); \
}
#endif
#elif !defined(LOW_MEMORY) /* ! __GNUC__ && ! LOW_MEMORY*/
#define ASTERISK_FILE_VERSION(file, x) static const char __file_version[] = x;
#else /* LOW_MEMORY */
#define ASTERISK_FILE_VERSION(file, x)
#endif /* __GNUC__ */
#endif /* _ASTERISK_H */
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