diff options
Diffstat (limited to 'trunk/include/asterisk/pval.h')
| -rw-r--r-- | trunk/include/asterisk/pval.h | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/trunk/include/asterisk/pval.h b/trunk/include/asterisk/pval.h new file mode 100644 index 000000000..edfd647b3 --- /dev/null +++ b/trunk/include/asterisk/pval.h @@ -0,0 +1,273 @@ +#ifndef _ASTERISK_PVAL_H +#define _ASTERISK_PVAL_H + + +typedef enum +{ + PV_WORD, /* an ident, string, name, label, etc. A user-supplied string. */ /* 0 */ + PV_MACRO, /* 1 */ + PV_CONTEXT, /* 2 */ + PV_MACRO_CALL, /* 3 */ + PV_APPLICATION_CALL, /* 4 */ + PV_CASE, /* 5 */ + PV_PATTERN, /* 6 */ + PV_DEFAULT, /* 7 */ + PV_CATCH, /* 8 */ + PV_SWITCHES, /* 9 */ + PV_ESWITCHES, /* 10 */ + PV_INCLUDES, /* 11 */ + PV_STATEMENTBLOCK, /* 12 */ + PV_VARDEC, /* you know, var=val; */ /* 13 */ + PV_GOTO, /* 14 */ + PV_LABEL, /* 15 */ + PV_FOR, /* 16 */ + PV_WHILE, /* 17 */ + PV_BREAK, /* 18 */ + PV_RETURN, /* 19 */ + PV_CONTINUE, /* 20 */ + PV_IF, /* 21 */ + PV_IFTIME, /* 22 */ + PV_RANDOM, /* 23 */ + PV_SWITCH, /* 24 */ + PV_EXTENSION, /* 25 */ + PV_IGNOREPAT, /* 26 */ + PV_GLOBALS, /* 27 */ + PV_LOCALVARDEC, /* 28 */ +} pvaltype; + +/* why this horrible mess? It's always been a tradeoff-- tons of structs, + each storing it's specific lists of goodies, or a 'simple' single struct, + with lots of fields, that catches all uses at once. Either you have a long + list of struct names and subnames, or you have a long list of field names, + and where/how they are used. I'm going with a single struct, using unions + to reduce storage. Some simple generalizations, and a long list of types, + and a book about what is used with what types.... Sorry! +*/ + +struct pval +{ + pvaltype type; + int startline; + int endline; + int startcol; + int endcol; + char *filename; + + union + { + char *str; /* wow, used almost everywhere! */ + struct pval *list; /* used in SWITCHES, ESWITCHES, INCLUDES, STATEMENTBLOCK, GOTO */ + struct pval *statements;/* used in EXTENSION */ + char *for_init; /* used in FOR */ + } u1; + struct pval *u1_last; /* to build in-order lists -- looks like we only need one */ + + union + { + struct pval *arglist; /* used in macro_call, application_call, MACRO def, also attached to PWORD, the 4 timevals for includes */ + struct pval *statements; /* used in case, default, catch, while's statement, CONTEXT elements, GLOBALS */ + char *val; /* used in VARDEC */ + char *for_test; /* used in FOR */ + int label_in_case; /* a boolean for LABELs */ + struct pval *goto_target; /* used in GOTO */ + } u2; + + union + { + char *for_inc; /* used in FOR */ + struct pval *else_statements; /* used in IF */ + struct pval *macro_statements; /* used in MACRO */ + int abstract; /* used for context 1=abstract; 2=extend; 3=both */ + char *hints; /* used in EXTENSION */ + int goto_target_in_case; /* used in GOTO */ + struct ael_extension *compiled_label; + struct pval *extend; /* to link extended contexts to the 'original' */ + } u3; + + union + { + struct pval *for_statements; /* used in PV_FOR */ + int regexten; /* used in EXTENSION */ + } u4; + + struct pval *next; /* the pval at the end of this ptr will ALWAYS be of the same type as this one! + EXCEPT for objects of the different types, that are in the same list, like contexts & macros, etc */ + + struct pval *dad; /* the 'container' of this struct instance */ + struct pval *prev; /* the opposite of the 'next' pointer */ +} ; + + +typedef struct pval pval; + +#ifndef AAL_ARGCHECK +/* for the time being, short circuit all the AAL related structures + without permanently removing the code; after/during the AAL + development, this code can be properly re-instated +*/ + +/* null definitions for structs passed down the infrastructure */ +struct argapp +{ + struct argapp *next; +}; + +#endif + +struct ast_context; + +#ifdef AAL_ARGCHECK +int option_matches_j( struct argdesc *should, pval *is, struct argapp *app); +int option_matches( struct argdesc *should, pval *is, struct argapp *app); +int ael_is_funcname(char *name); +#endif + +int do_pbx_load_module(void); +int count_labels_in_current_context(char *label); +int check_app_args(pval *appcall, pval *arglist, struct argapp *app); +void check_pval(pval *item, struct argapp *apps, int in_globals); +void check_pval_item(pval *item, struct argapp *apps, int in_globals); +void check_switch_expr(pval *item, struct argapp *apps); +void ast_expr_register_extra_error_info(char *errmsg); +void ast_expr_clear_extra_error_info(void); +int ast_expr(char *expr, char *buf, int length, struct ast_channel *chan); +struct pval *find_macro(char *name); +struct pval *find_context(char *name); +struct pval *find_context(char *name); +struct pval *find_macro(char *name); +struct ael_priority *new_prio(void); +struct ael_extension *new_exten(void); +void linkprio(struct ael_extension *exten, struct ael_priority *prio); +void destroy_extensions(struct ael_extension *exten); +/* static void linkexten(struct ael_extension *exten, struct ael_extension *add); + static void gen_prios(struct ael_extension *exten, char *label, pval *statement, struct ael_extension *mother_exten, struct ast_context *context ); */ +void set_priorities(struct ael_extension *exten); +void add_extensions(struct ael_extension *exten); +void ast_compile_ael2(struct ast_context **local_contexts, struct pval *root); +void destroy_pval(pval *item); +void destroy_pval_item(pval *item); +int is_float(char *arg ); +int is_int(char *arg ); +int is_empty(char *arg); + +/* PVAL PI */ + + +pval *pvalCreateNode( pvaltype type ); +pvaltype pvalObjectGetType( pval *p ); + +void pvalWordSetString( pval *p, char *str); +char *pvalWordGetString( pval *p ); + +void pvalMacroSetName( pval *p, char *name); +char *pvalMacroGetName( pval *p ); +void pvalMacroSetArglist( pval *p, pval *arglist ); +void pvalMacroAddArg( pval *p, pval *arg ); +pval *pvalMacroWalkArgs( pval *p, pval **arg ); +void pvalMacroAddStatement( pval *p, pval *statement ); +pval *pvalMacroWalkStatements( pval *p, pval **next_statement ); + +void pvalContextSetName( pval *p, char *name); +char *pvalContextGetName( pval *p ); +void pvalContextSetAbstract( pval *p ); +void pvalContextUnsetAbstract( pval *p ); +int pvalContextGetAbstract( pval *p ); +void pvalContextAddStatement( pval *p, pval *statement); +pval *pvalContextWalkStatements( pval *p, pval **statements ); + +void pvalMacroCallSetMacroName( pval *p, char *name ); +char* pvalMacroCallGetMacroName( pval *p ); +void pvalMacroCallSetArglist( pval *p, pval *arglist ); +void pvalMacroCallAddArg( pval *p, pval *arg ); +pval *pvalMacroCallWalkArgs( pval *p, pval **args ); + +void pvalAppCallSetAppName( pval *p, char *name ); +char* pvalAppCallGetAppName( pval *p ); +void pvalAppCallSetArglist( pval *p, pval *arglist ); +void pvalAppCallAddArg( pval *p, pval *arg ); +pval *pvalAppCallWalkArgs( pval *p, pval **args ); + +void pvalCasePatSetVal( pval *p, char *val ); +char* pvalCasePatGetVal( pval *p ); +void pvalCasePatDefAddStatement( pval *p, pval *statement ); +pval *pvalCasePatDefWalkStatements( pval *p, pval **statement ); + +void pvalCatchSetExtName( pval *p, char *name ); +char* pvalCatchGetExtName( pval *p ); +void pvalCatchSetStatement( pval *p, pval *statement ); +pval *pvalCatchGetStatement( pval *p ); + +void pvalSwitchesAddSwitch( pval *p, char *name ); +char* pvalSwitchesWalkNames( pval *p, pval **next_item ); +void pvalESwitchesAddSwitch( pval *p, char *name ); +char* pvalESwitchesWalkNames( pval *p, pval **next_item ); + +void pvalIncludesAddInclude( pval *p, const char *include ); + +void pvalIncludesAddIncludeWithTimeConstraints( pval *p, const char *include, char *hour_range, char *dom_range, char *dow_range, char *month_range ); +void pvalIncludeGetTimeConstraints( pval *p, char **hour_range, char **dom_range, char **dow_range, char **month_range ); +char* pvalIncludesWalk( pval *p, pval **next_item ); + +void pvalStatementBlockAddStatement( pval *p, pval *statement); +pval *pvalStatementBlockWalkStatements( pval *p, pval **next_statement); + +void pvalVarDecSetVarname( pval *p, char *name ); +void pvalVarDecSetValue( pval *p, char *value ); +char* pvalVarDecGetVarname( pval *p ); +char* pvalVarDecGetValue( pval *p ); + +void pvalGotoSetTarget( pval *p, char *context, char *exten, char *label ); +void pvalGotoGetTarget( pval *p, char **context, char **exten, char **label ); + +void pvalLabelSetName( pval *p, char *name ); +char* pvalLabelGetName( pval *p ); + +void pvalForSetInit( pval *p, char *init ); +void pvalForSetTest( pval *p, char *test ); +void pvalForSetInc( pval *p, char *inc ); +void pvalForSetStatement( pval *p, pval *statement ); +char* pvalForGetInit( pval *p ); +char* pvalForGetTest( pval *p ); +char* pvalForGetInc( pval *p ); +pval* pvalForGetStatement( pval *p ); + + +void pvalIfSetCondition( pval *p, char *expr ); +char* pvalIfGetCondition( pval *p ); +void pvalIfTimeSetCondition( pval *p, char *hour_range, char *dow_range, char *dom_range, char *mon_range ); /* time range format: 24-hour format begin-end|dow range|dom range|month range */ +void pvalIfTimeGetCondition( pval *p, char **hour_range, char **dow_range, char **dom_range, char **month_range ); +void pvalRandomSetCondition( pval *p, char *percent ); +char* pvalRandomGetCondition( pval *p ); +void pvalConditionalSetThenStatement( pval *p, pval *statement ); +void pvalConditionalSetElseStatement( pval *p, pval *statement ); +pval* pvalConditionalGetThenStatement( pval *p ); +pval* pvalConditionalGetElseStatement( pval *p ); + +void pvalSwitchSetTestexpr( pval *p, char *expr ); +char* pvalSwitchGetTestexpr( pval *p ); +void pvalSwitchAddCase( pval *p, pval *Case ); +pval* pvalSwitchWalkCases( pval *p, pval **next_case ); + +void pvalExtenSetName( pval *p, char *name ); +char *pvalExtenGetName( pval *p ); +void pvalExtenSetRegexten( pval *p ); +void pvalExtenUnSetRegexten( pval *p ); +int pvalExtenGetRegexten( pval *p ); +void pvalExtenSetHints( pval *p, char *hints ); +char* pvalExtenGetHints( pval *p ); +void pvalExtenSetStatement( pval *p, pval *statement ); +pval* pvalExtenGetStatement( pval *p ); + +void pvalIgnorePatSetPattern( pval *p, char *pat ); +char* pvalIgnorePatGetPattern( pval *p ); + +void pvalGlobalsAddStatement( pval *p, pval *statement ); +pval* pvalGlobalsWalkStatements( pval *p, pval **next_statement ); + +void pvalTopLevAddObject( pval *p, pval *contextOrObj ); +pval* pvalTopLevWalkObjects( pval *p, pval **next_obj ); + +int pvalCheckType( pval *p, char *funcname, pvaltype type ); + + +#endif |