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/*!
@header PJS_Function.h
@abstract Types and functions related to function bindings
*/
#ifndef __PJS_FUNCTION_H__
#define __PJS_FUNCTION_H__
#ifdef __cplusplus
extern "C" {
#endif
#include "EXTERN.h"
#include "perl.h"
#include "JavaScript_Env.h"
#include "PJS_Types.h"
#include "PJS_Common.h"
/*! @struct PJS_Function
@abstract This type maps Perl subroutines to JavaScript functions by name
@discussion A linked list of these structures are maintained by each context.
In the future this should change to a HV *.
*/
struct PJS_Function {
/* The name of the JavaScript function which this perl function is bound to */
char *name;
/* The perl reference to the function */
SV *callback;
/* Next function in list */
struct PJS_Function *_next;
};
/*! @function PJS_FreeFunction
@abstract Frees the memory consumed by a PJS_Function struct
@param function The function to free
*/
PJS_EXTERN void
PJS_DestroyFunction(PJS_Function *function);
PJS_EXTERN void
PJS_free_JSFunctionSpec(JSFunctionSpec *);
PJS_EXTERN JSBool
PJS_invoke_perl_function(JSContext *, JSObject *, uintN, jsval *, jsval *);
/*! @functiongroup Initialize functions */
/*! @function PJS_CreateFunction
@abstract Allocates memory and initializes a PJS_Function structure.
@result A pointer to a new function or NULL on failure.
*/
PJS_EXTERN PJS_Function *
PJS_CreateFunction(const char *functionName, SV *perlCallback);
/*! @functiongroup Query functions */
/*! @function PJS_GetFunctionName
@abstract Retrieves the name of a function
@param function The function to query
@result The name the function is bound as
*/
PJS_EXTERN const char *
PJS_GetFunctionName(PJS_Function *function);
/*! @function PJS_GetFunctionTarget
@abstract Retrieves the target Perl subroutine
@param function The function to query
@result An SV pointer to the target subroutine
*/
PJS_EXTERN const SV *
PJS_GetFunctionTarget(PJS_Function *function);
#ifdef __cplusplus
}
#endif
#endif
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