On Apr 23, 5:42 pm, "Diez B. Roggisch" <[EMAIL PROTECTED]> wrote: > 人言落日是天涯,望极天涯不见家 wrote: > > first, I'm try the POINTER to convesion the pointer type. but failed. > > > class STUDENT(Structure): > > _fields_ = [('name', c_int), > > ('id', c_int), > > ('addition', c_ubyte)] > > > buffer = c_byte * 1024 > > student_p = cast(buffer, POINTER(STUDENT)) > > > The parameter of the POINTER must be ctypes type. > > How could I attach the buffer pointer to the structure STUDENT ? > > I think it should work like this: > > from ctypes import * > > class STUDENT(Structure): > _fields_ = [('name', c_int), > ('id', c_int), > ('addition', c_ubyte)] > > buffer = (c_byte * 1024)() > buffer_p = pointer(buffer) > student_p = cast(buffer_p, POINTER(STUDENT)) > > print student_p > > Diez
yes, it should add the bracket buffer = (c_byte * 1024)() Thank you ! -- http://mail.python.org/mailman/listinfo/python-list