corecrt_memcpy_s.h File Reference

#include <corecrt.h>
#include <errno.h>
#include <vcruntime_string.h>

Go to the source code of this file.

Macros
#define	_CRT_MEMCPY_S_INLINE   static __inline
#define	_CRT_MEMCPY_S_VALIDATE_RETURN_ERRCODE(expr, errorcode)

Functions
	_Success_ (return==0) _Check_return_opt_ _CRT_MEMCPY_S_INLINE errno_t __CRTDECL memcpy_s(_Out_writes_bytes_to_opt_(_DestinationSize
_SourceSize void *const _In_ rsize_t const	_In_reads_bytes_opt_ (_SourceSize) void const *const _Source
	if (_Source==NULL||_DestinationSize< _SourceSize)
	memcpy (_Destination, _Source, _SourceSize)
_Check_return_wat_ _CRT_MEMCPY_S_INLINE errno_t __CRTDECL	memmove_s (_Out_writes_bytes_to_opt_(_DestinationSize, _SourceSize) void *const _Destination, _In_ rsize_t const _DestinationSize, _In_reads_bytes_opt_(_SourceSize) void const *const _Source, _In_ rsize_t const _SourceSize)

Variables
_SourceSize void *const	_Destination
_SourceSize void *const _In_ rsize_t const	_DestinationSize
_SourceSize void *const _In_ rsize_t const _In_ rsize_t const	_SourceSize
	return

Macro Definition Documentation

#define _CRT_MEMCPY_S_INLINE   static __inline

#define _CRT_MEMCPY_S_VALIDATE_RETURN_ERRCODE	(		expr,
			errorcode
	)

Value:

{                                                                          \
        int _Expr_val=!!(expr);                                                \
        if (!(_Expr_val))                                                      \
        {                                                                      \
            errno = errorcode;                                                 \
            _invalid_parameter_noinfo();                                       \
            return errorcode;                                                  \
        }                                                                      \
    }

Function Documentation

_SourceSize void* const _In_ rsize_t const _In_reads_bytes_opt_

(

_SourceSize

)

const

_Success_

(

return

= = 0

)

if

(

)

        {
            memset(_Destination, 0, _DestinationSize);

            _CRT_MEMCPY_S_VALIDATE_RETURN_ERRCODE(_Source != NULL,                 EINVAL);
            _CRT_MEMCPY_S_VALIDATE_RETURN_ERRCODE(_DestinationSize >= _SourceSize, ERANGE);

            // Unreachable, but required to suppress /analyze warnings:
            return EINVAL;
        }

memcpy	(	_Destination	,
		_Source	,
		_SourceSize
	)

_Check_return_wat_ _CRT_MEMCPY_S_INLINE errno_t __CRTDECL memmove_s	(	_Out_writes_bytes_to_opt_(_DestinationSize, _SourceSize) void *const	_Destination,
		_In_ rsize_t const	_DestinationSize,
		_In_reads_bytes_opt_(_SourceSize) void const *const	_Source,
		_In_ rsize_t const	_SourceSize
	)

    {
        if (_SourceSize == 0)
        {
            return 0;
        }

        _CRT_MEMCPY_S_VALIDATE_RETURN_ERRCODE(_Destination != NULL,            EINVAL);
        _CRT_MEMCPY_S_VALIDATE_RETURN_ERRCODE(_Source != NULL,                 EINVAL);
        _CRT_MEMCPY_S_VALIDATE_RETURN_ERRCODE(_DestinationSize >= _SourceSize, ERANGE);

        memmove(_Destination, _Source, _SourceSize);
        return 0;
    }

Variable Documentation

_In_opt_ _Locale _Destination

_SourceSize void* const _In_ rsize_t const _DestinationSize

_SourceSize void* const _In_ rsize_t const _In_ rsize_t const _SourceSize

Initial value:

{
        if (_SourceSize == 0)
        {
            return 0;
        }

        _CRT_MEMCPY_S_VALIDATE_RETURN_ERRCODE(_Destination != NULL, EINVAL)

return