def sizeof(ctype, count):
ctype = to_type(ctype)
if count:
size = simple.sizeof_a(ctype, count.value)
else:
size = simple.sizeof(ctype)
return Integer(size)
def sizeof(ctype, count):
ctype = to_type(ctype)
if count:
size = simple.sizeof_a(ctype, count.value)
else:
size = simple.sizeof(ctype)
return Integer(size)
def sizeof(argv):
ctype = argument(argv, 0, Type)
if len(argv) >= 2:
n = argument(argv, 1, Integer)
size = simple.sizeof_a(ctype, n.value)
else:
size = simple.sizeof(ctype)
return Integer(size)
def automem(argv):
ctype = argument(argv, 0, Type)
if len(argv) >= 2:
n = argument(argv, 1, Integer).value
size = simple.sizeof_a(ctype, n)
else:
n = 1
size = simple.sizeof(ctype)
pointer = lltype.malloc(rffi.VOIDP.TO, size, flavor='raw')
return systemv.AutoMem(systemv.Pointer(ctype), pointer, n)
def automem(ctype, count, clear):
ctype = to_type(ctype)
if count:
n = count.value
size = simple.sizeof_a(ctype, n)
else:
n = 1
size = simple.sizeof(ctype)
pointer = lltype.malloc(rffi.VOIDP.TO, size, flavor='raw')
if is_true(clear):
rffi.c_memset(pointer, 0, size)
return systemv.AutoMem(systemv.Pointer(ctype), pointer, n)
def automem(ctype, count, clear):
ctype = to_type(ctype)
if count:
n = count.value
size = simple.sizeof_a(ctype, n)
else:
n = 1
size = simple.sizeof(ctype)
pointer = lltype.malloc(rffi.VOIDP.TO, size, flavor='raw')
if is_true(clear):
rffi.c_memset(pointer, 0, size)
return systemv.AutoMem(systemv.Pointer(ctype), pointer, n)
def ref(mem):
#mem = argument(argv, 0, Object)
if isinstance(mem, Mem):
size = simple.sizeof(mem.ctype)
ctype = mem.ctype
elif isinstance(mem, Uint8Data):
size = rffi.sizeof(rffi.VOIDP)
ctype = c_ubytep
else:
raise unwind(LTypeError(u"expected object that can be converted to c-object"))
pointer = lltype.malloc(rffi.VOIDP.TO, size, flavor='raw')
result = systemv.AutoMem(systemv.Pointer(ctype), pointer, 1)
result.setattr(u"to", mem)
return result
def ref(mem):
#mem = argument(argv, 0, Object)
if isinstance(mem, Mem):
size = simple.sizeof(mem.ctype)
ctype = mem.ctype
elif isinstance(mem, Uint8Array):
size = rffi.sizeof(rffi.VOIDP)
ctype = c_ubytep
else:
raise unwind(LTypeError(u"expected object that can be converted to c-object"))
pointer = lltype.malloc(rffi.VOIDP.TO, size, flavor='raw')
result = systemv.AutoMem(systemv.Pointer(ctype), pointer, 1)
result.setattr(u"to", mem)
return result
