VB调用dll(vc)出错,急,在线等!!
vc中函数声明如下:
WORD _stdcall RCDes(BYTE* DesObject,WORD ObjectLen,BYTE* DesResult,BOOL DesDo)
vb中这样写的:
Private Declare Function rcdesa Lib "D:\DesApp.dll" Alias "RCDes" (str As Long, strlength As Long, result As Long, ByVal flag As Boolean) As Long
error:‘内存不能written'
请问是那里错了?