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Diffstat (limited to 'trunk/include/asterisk/extconf.h')
| -rw-r--r-- | trunk/include/asterisk/extconf.h | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/trunk/include/asterisk/extconf.h b/trunk/include/asterisk/extconf.h new file mode 100644 index 000000000..943945031 --- /dev/null +++ b/trunk/include/asterisk/extconf.h @@ -0,0 +1,248 @@ +/* + * Asterisk -- An open source telephony toolkit. + * + * Copyright (C) 2007, Digium, Inc. + * + * Steve Murphy <murf@digium.com> + * + * See http://www.asterisk.org for more information about + * the Asterisk project. Please do not directly contact + * any of the maintainers of this project for assistance; + * the project provides a web site, mailing lists and IRC + * channels for your use. + * + * This program is free software, distributed under the terms of + * the GNU General Public License Version 2. See the LICENSE file + * at the top of the source tree. + */ +/*! \file External configuration handlers (realtime and static configuration) + * \author Steve Murphy <murf@digium.com> + * + */ + +#ifndef _ASTERISK_EXTCONF_H +#define _ASTERISK_EXTCONF_H + +#if defined(__cplusplus) || defined(c_plusplus) +extern "C" { +#endif + +#ifdef NOTYET +/* I'm going to define all the structs mentioned below, to avoid + possible conflicts in declarations that might be introduced, + if we just include the files that define them-- this may be + unnecessary */ + +struct ast_comment { + struct ast_comment *next; + char cmt[0]; +}; + +struct ast_variable { + char *name; + char *value; + int lineno; + int object; /*!< 0 for variable, 1 for object */ + int blanklines; /*!< Number of blanklines following entry */ + struct ast_comment *precomments; + struct ast_comment *sameline; + struct ast_variable *next; + char stuff[0]; +}; + +struct ast_category { + char name[80]; + int ignored; /*!< do not let user of the config see this category */ + int include_level; + struct ast_comment *precomments; + struct ast_comment *sameline; + struct ast_variable *root; + struct ast_variable *last; + struct ast_category *next; +}; + +struct ast_config { + struct ast_category *root; + struct ast_category *last; + struct ast_category *current; + struct ast_category *last_browse; /*!< used to cache the last category supplied via category_browse */ + int include_level; + int max_include_level; +}; + +/* ================== above: the config world; below, the dialplan world */ + +/*! \brief A registered application */ +struct ast_app { + int (*execute)(struct ast_channel *chan, void *data); + const char *synopsis; /*!< Synopsis text for 'show applications' */ + const char *description; /*!< Description (help text) for 'show application <name>' */ + AST_RWLIST_ENTRY(ast_app) list; /*!< Next app in list */ + void *module; /*!< Module this app belongs to */ + char name[0]; /*!< Name of the application */ +}; +/*! + \brief An extension + The dialplan is saved as a linked list with each context + having it's own linked list of extensions - one item per + priority. +*/ +struct ast_exten { + char *exten; /*!< Extension name */ + int matchcid; /*!< Match caller id ? */ + const char *cidmatch; /*!< Caller id to match for this extension */ + int priority; /*!< Priority */ + const char *label; /*!< Label */ + struct ast_context *parent; /*!< The context this extension belongs to */ + const char *app; /*!< Application to execute */ + struct ast_app *cached_app; /*!< Cached location of application */ + void *data; /*!< Data to use (arguments) */ + void (*datad)(void *); /*!< Data destructor */ + struct ast_exten *peer; /*!< Next higher priority with our extension */ + const char *registrar; /*!< Registrar */ + struct ast_exten *next; /*!< Extension with a greater ID */ + char stuff[0]; +}; +/* from pbx.h */ +typedef int (*ast_state_cb_type)(char *context, char* id, enum ast_extension_states state, void *data); +struct ast_timing { + int hastime; /*!< If time construct exists */ + unsigned int monthmask; /*!< Mask for month */ + unsigned int daymask; /*!< Mask for date */ + unsigned int dowmask; /*!< Mask for day of week (mon-sun) */ + unsigned int minmask[24]; /*!< Mask for minute */ +}; +/*! \brief include= support in extensions.conf */ +struct ast_include { + const char *name; + const char *rname; /*!< Context to include */ + const char *registrar; /*!< Registrar */ + int hastime; /*!< If time construct exists */ + struct ast_timing timing; /*!< time construct */ + struct ast_include *next; /*!< Link them together */ + char stuff[0]; +}; + +/*! \brief Switch statement in extensions.conf */ +struct ast_sw { + char *name; + const char *registrar; /*!< Registrar */ + char *data; /*!< Data load */ + int eval; + AST_LIST_ENTRY(ast_sw) list; + char *tmpdata; + char stuff[0]; +}; + +*! \brief Ignore patterns in dial plan */ +struct ast_ignorepat { + const char *registrar; + struct ast_ignorepat *next; + const char pattern[0]; +}; + +/*! \brief An extension context */ +struct ast_context { + ast_rwlock_t lock; /*!< A lock to prevent multiple threads from clobbering the context */ + struct ast_exten *root; /*!< The root of the list of extensions */ + struct ast_context *next; /*!< Link them together */ + struct ast_include *includes; /*!< Include other contexts */ + struct ast_ignorepat *ignorepats; /*!< Patterns for which to continue playing dialtone */ + const char *registrar; /*!< Registrar */ + AST_LIST_HEAD_NOLOCK(, ast_sw) alts; /*!< Alternative switches */ + ast_mutex_t macrolock; /*!< A lock to implement "exclusive" macros - held whilst a call is executing in the macro */ + char name[0]; /*!< Name of the context */ +}; + +#endif + +struct ast_config *localized_config_load(const char *filename); +struct ast_config *localized_config_load_with_comments(const char *filename); +struct ast_category *localized_category_get(const struct ast_config *config, const char *category_name); +int localized_config_text_file_save(const char *configfile, const struct ast_config *cfg, const char *generator); +struct ast_context *localized_walk_contexts(struct ast_context *con); +struct ast_exten *localized_walk_context_extensions(struct ast_context *con, + struct ast_exten *exten); +struct ast_exten *localized_walk_extension_priorities(struct ast_exten *exten, + struct ast_exten *priority); +struct ast_include *localized_walk_context_includes(struct ast_context *con, + struct ast_include *inc); +struct ast_sw *localized_walk_context_switches(struct ast_context *con, + struct ast_sw *sw); + +void localized_context_destroy(struct ast_context *con, const char *registrar); +int localized_pbx_load_module(void); + +struct ast_context *localized_context_create(struct ast_context **extcontexts, const char *name, const char *registrar); +int localized_pbx_builtin_setvar(struct ast_channel *chan, void *data); +int localized_context_add_ignorepat2(struct ast_context *con, const char *value, const char *registrar); +int localized_context_add_switch2(struct ast_context *con, const char *value, + const char *data, int eval, const char *registrar); +int localized_context_add_include2(struct ast_context *con, const char *value, + const char *registrar); +int localized_add_extension2(struct ast_context *con, + int replace, const char *extension, int priority, const char *label, const char *callerid, + const char *application, void *data, void (*datad)(void *), + const char *registrar); +void localized_merge_contexts_and_delete(struct ast_context **extcontexts, const char *registrar); +int localized_context_verify_includes(struct ast_context *con); +void localized_use_conf_dir(void); +void localized_use_local_dir(void); + + +#ifndef _ASTERISK_PBX_H +/*! + * When looking up extensions, we can have different requests + * identified by the 'action' argument, as follows. + * Note that the coding is such that the low 4 bits are the + * third argument to extension_match_core. + */ +enum ext_match_t { + E_MATCHMORE = 0x00, /* extension can match but only with more 'digits' */ + E_CANMATCH = 0x01, /* extension can match with or without more 'digits' */ + E_MATCH = 0x02, /* extension is an exact match */ + E_MATCH_MASK = 0x03, /* mask for the argument to extension_match_core() */ + E_SPAWN = 0x12, /* want to spawn an extension. Requires exact match */ + E_FINDLABEL = 0x22 /* returns the priority for a given label. Requires exact match */ +}; +#define AST_PBX_MAX_STACK 128 + +/* request and result for pbx_find_extension */ +struct pbx_find_info { +#if 0 + const char *context; + const char *exten; + int priority; +#endif + + char *incstack[AST_PBX_MAX_STACK]; /* filled during the search */ + int stacklen; /* modified during the search */ + int status; /* set on return */ + struct ast_switch *swo; /* set on return */ + const char *data; /* set on return */ + const char *foundcontext; /* set on return */ +}; + +#define STATUS_NO_CONTEXT 1 +#define STATUS_NO_EXTENSION 2 +#define STATUS_NO_PRIORITY 3 +#define STATUS_NO_LABEL 4 +#define STATUS_SUCCESS 5 + +#endif + +struct ast_exten *localized_find_extension(struct ast_context *bypass, + struct pbx_find_info *q, + const char *context, + const char *exten, + int priority, + const char *label, + const char *callerid, + enum ext_match_t action); + + +#if defined(__cplusplus) || defined(c_plusplus) +} +#endif + +#endif /* _ASTERISK_PBX_H */ |