def _(obj):
if isinstance(obj, space.Integer):
return Uint8Array(lltype.malloc(rffi.UCHARP.TO, obj.value, flavor='raw'), obj.value)
if isinstance(obj, space.List):
length = len(obj.contents)
array = Uint8Array(lltype.malloc(rffi.UCHARP.TO, length, flavor='raw'), length)
for i in range(0, length):
x = obj.contents[i]
if isinstance(x, space.Integer):
array.uint8data[i] = rffi.r_uchar(x.value)
else:
raise space.OldError(u"Value of incorrect type: " + x.repr())
return array
it = obj.iter()
out = []
try:
while True:
x = it.callattr(u"next", [])
if isinstance(x, space.Integer):
out.append(rffi.r_uchar(x.value))
else:
raise space.OldError(u"Value of incorrect type: " + x.repr())
except StopIteration as stop:
pass
length = len(out)
uint8data = lltype.malloc(rffi.UCHARP.TO, length, flavor='raw')
for i in range(0, length):
uint8data[i] = out[i]
return Uint8Array(uint8data, length)
def Uint8Array_init(obj):
if isinstance(obj, space.Integer):
return Uint8Array(
lltype.malloc(rffi.UCHARP.TO, obj.value, flavor='raw'), obj.value)
if isinstance(obj, space.List):
length = len(obj.contents)
array = Uint8Array(lltype.malloc(rffi.UCHARP.TO, length, flavor='raw'),
length)
for i in range(0, length):
x = obj.contents[i]
if isinstance(x, space.Integer):
array.uint8data[i] = rffi.r_uchar(x.value)
else:
raise space.OldError(u"Value of incorrect type: " + x.repr())
return array
it = obj.iter()
out = []
try:
while True:
x = it.callattr(u"next", [])
if isinstance(x, space.Integer):
out.append(rffi.r_uchar(x.value))
else:
raise space.OldError(u"Value of incorrect type: " + x.repr())
except StopIteration as stop:
pass
length = len(out)
uint8data = lltype.malloc(rffi.UCHARP.TO, length, flavor='raw')
for i in range(0, length):
uint8data[i] = out[i]
return Uint8Array(uint8data, length)
def words_to_bytes(self, bytenum, words):
bytes = lltype.malloc(RSDL.Uint8P.TO, bytenum, flavor="raw")
if words:
for pos in range(bytenum / 4):
word = words[pos]
bytes[pos * 4] = rffi.r_uchar((word >> 24) & 0xff)
bytes[pos * 4 + 1] = rffi.r_uchar((word >> 16) & 0xff)
bytes[pos * 4 + 2] = rffi.r_uchar((word >> 8) & 0xff)
bytes[pos * 4 + 3] = rffi.r_uchar(word & 0xff)
else:
for idx in range(bytenum):
bytes[idx] = rffi.r_uchar(0)
return bytes
def words_to_bytes(self, bytenum, words):
bytes = lltype.malloc(RSDL.Uint8P.TO, bytenum, flavor="raw")
if words:
for pos in range(bytenum / 4):
word = words[pos]
bytes[pos * 4] = rffi.r_uchar((word >> 24) & 0xff)
bytes[pos * 4 + 1] = rffi.r_uchar((word >> 16) & 0xff)
bytes[pos * 4 + 2] = rffi.r_uchar((word >> 8) & 0xff)
bytes[pos * 4 + 3] = rffi.r_uchar(word & 0xff)
else:
for idx in range(bytenum):
bytes[idx] = rffi.r_uchar(0)
return bytes
def cursor_words_to_bytes(self, bytenum, words):
"""In Squeak, only the upper 16bits of the cursor form seem to count
(I'm guessing because the code was ported over from 16-bit machines),
so this ignores the lower 16-bits of each word."""
bytes = lltype.malloc(RSDL.Uint8P.TO, bytenum, flavor='raw')
if words:
for idx, word in enumerate(words):
bytes[idx * 2] = rffi.r_uchar((word >> 24) & 0xff)
bytes[idx * 2 + 1] = rffi.r_uchar((word >> 16) & 0xff)
else:
for idx in range(bytenum):
bytes[idx] = rffi.r_uchar(0)
return bytes
def cursor_words_to_bytes(self, bytenum, words):
"""In Squeak, only the upper 16bits of the cursor form seem to count
(I'm guessing because the code was ported over from 16-bit machines),
so this ignores the lower 16-bits of each word."""
bytes = lltype.malloc(RSDL.Uint8P.TO, bytenum, flavor='raw')
if words:
for idx, word in enumerate(words):
bytes[idx * 2] = rffi.r_uchar((word >> 24) & 0xff)
bytes[idx * 2 + 1] = rffi.r_uchar((word >> 16) & 0xff)
else:
for idx in range(bytenum):
bytes[idx] = rffi.r_uchar(0)
return bytes
def setitem(self, index, value):
index = space.cast(index, numbers.Integer, u"index not an integer")
if not 0 <= index.value < self.length:
raise space.unwind(space.LKeyError(self, index))
value = space.cast(value, numbers.Integer, u"value not an integer")
self.uint8data[index.value] = rffi.r_uchar(value.value)
return value
def setitem(self, index, value):
index = space.cast(index, numbers.Integer, u"index not an integer")
if not 0 <= index.value < self.length:
raise space.unwind(space.LKeyError(self, index))
value = space.cast(value, numbers.Integer, u"value not an integer")
self.uint8data[index.value] = rffi.r_uchar(value.value)
return value
def setitem(self, index, value):
if not isinstance(index, numbers.Integer):
raise space.OldError(u"index not an integer")
if not 0 <= index.value < self.length:
raise space.OldError(u"index out of range")
if not isinstance(value, numbers.Integer):
raise space.OldError(u"value of incorrect type")
self.uint8data[index.value] = rffi.r_uchar(value.value)
return value
def setitem(self, index, value):
if not isinstance(index, numbers.Integer):
raise space.OldError(u"index not an integer")
if not 0 <= index.value < self.length:
raise space.OldError(u"index out of range")
if not isinstance(value, numbers.Integer):
raise space.OldError(u"value of incorrect type")
self.uint8data[index.value] = rffi.r_uchar(value.value)
return value
def tcsetattr(fd, when, attributes):
with lltype.scoped_alloc(TERMIOSP.TO) as c_struct:
rffi.setintfield(c_struct, "c_c_iflag", attributes[0])
rffi.setintfield(c_struct, "c_c_oflag", attributes[1])
rffi.setintfield(c_struct, "c_c_cflag", attributes[2])
rffi.setintfield(c_struct, "c_c_lflag", attributes[3])
ispeed = attributes[4]
ospeed = attributes[5]
cc = attributes[6]
for i in range(NCCS):
c_struct.c_c_cc[i] = rffi.r_uchar(ord(cc[i][0]))
if c_cfsetispeed(c_struct, ispeed) < 0:
raise OSError(rposix.get_saved_errno(), "tcsetattr failed")
if c_cfsetospeed(c_struct, ospeed) < 0:
raise OSError(rposix.get_saved_errno(), "tcsetattr failed")
if c_tcsetattr(fd, when, c_struct) < 0:
raise OSError(rposix.get_saved_errno(), "tcsetattr failed")
def tcsetattr(fd, when, attributes):
with lltype.scoped_alloc(TERMIOSP.TO) as c_struct:
rffi.setintfield(c_struct, 'c_c_iflag', attributes[0])
rffi.setintfield(c_struct, 'c_c_oflag', attributes[1])
rffi.setintfield(c_struct, 'c_c_cflag', attributes[2])
rffi.setintfield(c_struct, 'c_c_lflag', attributes[3])
ispeed = attributes[4]
ospeed = attributes[5]
cc = attributes[6]
for i in range(NCCS):
c_struct.c_c_cc[i] = rffi.r_uchar(ord(cc[i][0]))
if c_cfsetispeed(c_struct, ispeed) < 0:
raise OSError(rposix.get_saved_errno(), 'tcsetattr failed')
if c_cfsetospeed(c_struct, ospeed) < 0:
raise OSError(rposix.get_saved_errno(), 'tcsetattr failed')
if c_tcsetattr(fd, when, c_struct) < 0:
raise OSError(rposix.get_saved_errno(), 'tcsetattr failed')
def tcsetattr_llimpl(fd, when, attributes):
c_struct = lltype.malloc(TERMIOSP.TO, flavor='raw')
try:
c_struct.c_c_iflag = r_uint(attributes[0])
c_struct.c_c_oflag = r_uint(attributes[1])
c_struct.c_c_cflag = r_uint(attributes[2])
c_struct.c_c_lflag = r_uint(attributes[3])
ispeed = r_uint(attributes[4])
ospeed = r_uint(attributes[5])
cc = attributes[6]
for i in range(NCCS):
c_struct.c_c_cc[i] = rffi.r_uchar(ord(cc[i][0]))
if c_cfsetispeed(c_struct, ispeed) < 0:
raise OSError(rposix.get_errno(), 'tcsetattr failed')
if c_cfsetospeed(c_struct, ospeed) < 0:
raise OSError(rposix.get_errno(), 'tcsetattr failed')
if c_tcsetattr(fd, when, c_struct) < 0:
raise OSError(rposix.get_errno(), 'tcsetattr failed')
finally:
lltype.free(c_struct, flavor='raw')
def tcsetattr_llimpl(fd, when, attributes):
c_struct = lltype.malloc(TERMIOSP.TO, flavor='raw')
try:
c_struct.c_c_iflag = r_uint(attributes[0])
c_struct.c_c_oflag = r_uint(attributes[1])
c_struct.c_c_cflag = r_uint(attributes[2])
c_struct.c_c_lflag = r_uint(attributes[3])
ispeed = r_uint(attributes[4])
ospeed = r_uint(attributes[5])
cc = attributes[6]
for i in range(NCCS):
c_struct.c_c_cc[i] = rffi.r_uchar(ord(cc[i][0]))
if c_cfsetispeed(c_struct, ispeed) < 0:
raise OSError(rposix.get_errno(), 'tcsetattr failed')
if c_cfsetospeed(c_struct, ospeed) < 0:
raise OSError(rposix.get_errno(), 'tcsetattr failed')
if c_tcsetattr(fd, when, c_struct) < 0:
raise OSError(rposix.get_errno(), 'tcsetattr failed')
finally:
lltype.free(c_struct, flavor='raw')
def set_squeak_colormap(self, surface):
# TODO: fix this up from the image
colors = lltype.malloc(rffi.CArray(RSDL.Color), 4, flavor='raw')
colors[0].c_r = rffi.r_uchar(255)
colors[0].c_g = rffi.r_uchar(255)
colors[0].c_b = rffi.r_uchar(255)
colors[0].c_a = rffi.r_uchar(255)
colors[1].c_r = rffi.r_uchar(0)
colors[1].c_g = rffi.r_uchar(0)
colors[1].c_b = rffi.r_uchar(0)
colors[1].c_a = rffi.r_uchar(255)
colors[2].c_r = rffi.r_uchar(128)
colors[2].c_g = rffi.r_uchar(128)
colors[2].c_b = rffi.r_uchar(128)
colors[2].c_a = rffi.r_uchar(255)
colors[3].c_r = rffi.r_uchar(255)
colors[3].c_g = rffi.r_uchar(255)
colors[3].c_b = rffi.r_uchar(255)
colors[3].c_a = rffi.r_uchar(255)
RSDL.SetPaletteColors(surface.c_format.c_palette, rffi.cast(RSDL.ColorPtr, colors), 0, 4)
lltype.free(colors, flavor='raw')
def set_squeak_colormap(self, screen):
# TODO: fix this up from the image
colors = lltype.malloc(rffi.CArray(RSDL.ColorPtr.TO), 4, flavor='raw')
colors[0].c_r = rffi.r_uchar(255)
colors[0].c_g = rffi.r_uchar(255)
colors[0].c_b = rffi.r_uchar(255)
colors[1].c_r = rffi.r_uchar(0)
colors[1].c_g = rffi.r_uchar(0)
colors[1].c_b = rffi.r_uchar(0)
colors[2].c_r = rffi.r_uchar(128)
colors[2].c_g = rffi.r_uchar(128)
colors[2].c_b = rffi.r_uchar(128)
colors[3].c_r = rffi.r_uchar(255)
colors[3].c_g = rffi.r_uchar(255)
colors[3].c_b = rffi.r_uchar(255)
RSDL.SetColors(self.screen, rffi.cast(RSDL.ColorPtr, colors), 0, 4)
lltype.free(colors, flavor='raw')
def set_squeak_colormap(self, screen):
# TODO: fix this up from the image
colors = lltype.malloc(rffi.CArray(RSDL.ColorPtr.TO), 4, flavor='raw')
colors[0].c_r = rffi.r_uchar(255)
colors[0].c_g = rffi.r_uchar(255)
colors[0].c_b = rffi.r_uchar(255)
colors[1].c_r = rffi.r_uchar(0)
colors[1].c_g = rffi.r_uchar(0)
colors[1].c_b = rffi.r_uchar(0)
colors[2].c_r = rffi.r_uchar(128)
colors[2].c_g = rffi.r_uchar(128)
colors[2].c_b = rffi.r_uchar(128)
colors[3].c_r = rffi.r_uchar(255)
colors[3].c_g = rffi.r_uchar(255)
colors[3].c_b = rffi.r_uchar(255)
RSDL.SetColors(self.screen, rffi.cast(RSDL.ColorPtr, colors), 0, 4)
lltype.free(colors, flavor='raw')
