def str_decode_mbcs(s, size, errors, final=False, errorhandler=None):
if size == 0:
return u"", 0
if errorhandler is None:
errorhandler = raise_unicode_exception_decode
# Skip trailing lead-byte unless 'final' is set
if not final and is_dbcs_lead_byte(s[size - 1]):
size -= 1
dataptr = rffi.get_nonmovingbuffer(s)
try:
# first get the size of the result
usize = MultiByteToWideChar(CP_ACP, 0, dataptr, size,
lltype.nullptr(rffi.CWCHARP.TO), 0)
if usize == 0:
raise rwin32.lastWindowsError()
raw_buf, gc_buf = rffi.alloc_unicodebuffer(usize)
try:
# do the conversion
if MultiByteToWideChar(CP_ACP, 0, dataptr, size, raw_buf,
usize) == 0:
raise rwin32.lastWindowsError()
return (rffi.unicode_from_buffer(raw_buf, gc_buf, usize,
usize), size)
finally:
rffi.keep_unicodebuffer_alive_until_here(raw_buf, gc_buf)
finally:
rffi.free_nonmovingbuffer(s, dataptr)
def str_decode_mbcs(s, size, errors, final=False,
errorhandler=None):
if size == 0:
return u"", 0
if errorhandler is None:
errorhandler = raise_unicode_exception_decode
# Skip trailing lead-byte unless 'final' is set
if not final and is_dbcs_lead_byte(s[size-1]):
size -= 1
dataptr = rffi.get_nonmovingbuffer(s)
try:
# first get the size of the result
usize = MultiByteToWideChar(CP_ACP, 0,
dataptr, size,
lltype.nullptr(rffi.CWCHARP.TO), 0)
if usize == 0:
raise rwin32.lastWindowsError()
raw_buf, gc_buf = rffi.alloc_unicodebuffer(usize)
try:
# do the conversion
if MultiByteToWideChar(CP_ACP, 0,
dataptr, size, raw_buf, usize) == 0:
raise rwin32.lastWindowsError()
return (rffi.unicode_from_buffer(raw_buf, gc_buf, usize, usize),
size)
finally:
rffi.keep_unicodebuffer_alive_until_here(raw_buf, gc_buf)
finally:
rffi.free_nonmovingbuffer(s, dataptr)
def test_copy(self, space, api):
w_x = space.wrap(u"abcd\u0660")
target_chunk, _ = rffi.alloc_unicodebuffer(space.int_w(space.len(w_x)))
#lltype.malloc(Py_UNICODE, space.int_w(space.len(w_x)), flavor='raw')
x_chunk = api.PyUnicode_AS_UNICODE(w_x)
api.Py_UNICODE_COPY(target_chunk, x_chunk, 4)
w_y = space.wrap(rffi.wcharpsize2unicode(target_chunk, 4))
assert space.eq_w(w_y, space.wrap(u"abcd"))
size = api.PyUnicode_GET_SIZE(w_x)
api.Py_UNICODE_COPY(target_chunk, x_chunk, size)
w_y = space.wrap(rffi.wcharpsize2unicode(target_chunk, size))
assert space.eq_w(w_y, w_x)
lltype.free(target_chunk, flavor='raw')
def test_copy(self, space, api):
w_x = space.wrap(u"abcd\u0660")
target_chunk, _ = rffi.alloc_unicodebuffer(space.int_w(space.len(w_x)))
#lltype.malloc(Py_UNICODE, space.int_w(space.len(w_x)), flavor='raw')
x_chunk = api.PyUnicode_AS_UNICODE(w_x)
api.Py_UNICODE_COPY(target_chunk, x_chunk, 4)
w_y = space.wrap(rffi.wcharpsize2unicode(target_chunk, 4))
assert space.eq_w(w_y, space.wrap(u"abcd"))
size = api.PyUnicode_GET_SIZE(w_x)
api.Py_UNICODE_COPY(target_chunk, x_chunk, size)
w_y = space.wrap(rffi.wcharpsize2unicode(target_chunk, size))
assert space.eq_w(w_y, w_x)
lltype.free(target_chunk, flavor='raw')