xref: /aoo41x/main/cppu/inc/uno/any2.h (revision cdf0e10c)

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#ifndef _UNO_ANY2_H_
#define _UNO_ANY2_H_

#include <sal/types.h>
#include <uno/data.h>

#ifdef __cplusplus
extern "C"
{
#endif

#if defined( SAL_W32)
#pragma pack(push, 8)
#elif defined(SAL_OS2)
#pragma pack(push, 8)
#endif

struct _typelib_TypeDescriptionReference;
struct _typelib_TypeDescription;
struct _uno_Mapping;

/** This is the binary specification of an UNO any.
*/
typedef struct _uno_Any
{
	/** type of value
	*/
	struct _typelib_TypeDescriptionReference * pType;
	/** pointer to value; this may point to pReserved and thus the uno_Any is not anytime
        mem-copyable! You may have to correct the pData pointer to pReserved. Otherwise you need
        not, because the data is stored in heap space.
	*/
	void * pData;
    /** reserved space for storing value
    */
    void * pReserved;
} uno_Any;

#if defined( SAL_W32) ||  defined(SAL_OS2)
#pragma pack(pop)
#endif

/** Assign an any with a given value. Interfaces are acquired or released by the given callback
    functions.

	@param pDest			pointer memory of destination any
	@param pSource			pointer to source value; defaults (0) to default constructed value
	@param pTypeDescr		type description of value; defaults (0) to void
	@param acquire			function called each time an interface needs to be acquired;
                            defaults (0) to uno
	@param release			function called each time an interface needs to be released;
                            defaults (0) to uno
*/
void SAL_CALL uno_any_assign(
	uno_Any * pDest, void * pSource,
	struct _typelib_TypeDescription * pTypeDescr,
	uno_AcquireFunc acquire, uno_ReleaseFunc release )
	SAL_THROW_EXTERN_C();
/** Assign an any with a given value. Interfaces are acquired or released by the given callback
    functions.

	@param pDest			pointer memory of destination any
	@param pSource			pointer to source value; defaults (0) to default constructed value
	@param pTypeDescr		type description of value; defaults (0) to void
	@param acquire			function called each time an interface needs to be acquired;
                            defaults (0) to uno
	@param release			function called each time an interface needs to be released;
                            defaults (0) to uno
*/
void SAL_CALL uno_type_any_assign(
	uno_Any * pDest, void * pSource,
	struct _typelib_TypeDescriptionReference * pType,
	uno_AcquireFunc acquire, uno_ReleaseFunc release )
	SAL_THROW_EXTERN_C();

/** Constructs an any with a given value. Interfaces are acquired by the given callback function.

	@param pDest			pointer memory of destination any
	@param pSource			pointer to source value; defaults (0) to default constructed value
	@param pTypeDescr		type description of value; defaults (0) to void
	@param acquire			function called each time an interface needs to be acquired;
                            defaults (0) to uno
*/
void SAL_CALL uno_any_construct(
	uno_Any * pDest, void * pSource,
	struct _typelib_TypeDescription * pTypeDescr,
	uno_AcquireFunc acquire )
	SAL_THROW_EXTERN_C();
/** Constructs an any with a given value. Interfaces are acquired by the given callback function.

	@param pDest			pointer memory of destination any
	@param pSource			pointer to source value; defaults (0) to default constructed value
	@param pType			type of value; defaults (0) to void
	@param acquire			function called each time an interface needs to be acquired;
                            defaults (0) to uno
*/
void SAL_CALL uno_type_any_construct(
	uno_Any * pDest, void * pSource,
	struct _typelib_TypeDescriptionReference * pType,
	uno_AcquireFunc acquire )
	SAL_THROW_EXTERN_C();

/** Constructs an any with a given value and converts/ maps interfaces.

	@param pDest			pointer memory of destination any
	@param pSource			pointer to source value; defaults (0) to default constructed value
	@param pTypeDescr		type description of value; defaults (0) to void
	@param mapping			mapping to convert/ map interfaces
*/
void SAL_CALL uno_any_constructAndConvert(
	uno_Any * pDest, void * pSource,
	struct _typelib_TypeDescription * pTypeDescr,
	struct _uno_Mapping * mapping )
	SAL_THROW_EXTERN_C();
/** Constructs an any with a given value and converts/ maps interfaces.

	@param pDest			pointer memory of destination any
	@param pSource			pointer to source value; defaults (0) to default constructed value
	@param pType			type of value; defaults (0) to void
	@param mapping			mapping to convert/ map interfaces
*/
void SAL_CALL uno_type_any_constructAndConvert(
	uno_Any * pDest, void * pSource,
	struct _typelib_TypeDescriptionReference * pType,
	struct _uno_Mapping * mapping )
	SAL_THROW_EXTERN_C();

/** Destructs an any.

	@param pValue			pointer to any
	@param release			function called each time an interface needs to be released;
                            defaults (0) to uno
*/
void SAL_CALL uno_any_destruct(
	uno_Any * pValue, uno_ReleaseFunc release )
	SAL_THROW_EXTERN_C();

/** Sets value to void.

	@param pValue			pointer to any
	@param release			function called each time an interface needs to be released;
                            defaults (0) to uno
*/
void SAL_CALL uno_any_clear(
	uno_Any * pValue, uno_ReleaseFunc release )
	SAL_THROW_EXTERN_C();

#ifdef __cplusplus
}
#endif

#endif