Example #1
0
def callback(ll_args, ll_res, ll_userdata):
    userdata = rffi.cast(USERDATA_P, ll_userdata)
    callback_ptr = global_counter.get(userdata.addarg)
    w_callable = callback_ptr.w_callable
    argtypes = callback_ptr.argtypes
    must_leave = False
    space = callback_ptr.space
    try:
        must_leave = space.threadlocals.try_enter_thread(space)
        args_w = [None] * len(argtypes)
        for i in range(len(argtypes)):
            argtype = argtypes[i]
            if isinstance(argtype, W_Structure):
                args_w[i] = argtype.fromaddress(
                    space, rffi.cast(rffi.SIZE_T, ll_args[i]))
            else:
                # XXX other types?
                args_w[i] = space.wrap(rffi.cast(rffi.ULONG, ll_args[i]))
        w_res = space.call(w_callable, space.newtuple(args_w))
        if callback_ptr.result is not None: # don't return void
            unwrap_value(space, write_ptr, ll_res, 0,
                         callback_ptr.result, w_res)
    except OperationError, e:
        tbprint(space, space.wrap(e.get_traceback()),
                space.wrap(e.errorstr(space)))
        # force the result to be zero
        if callback_ptr.result is not None:
            resshape = letter2tp(space, callback_ptr.result)
            for i in range(resshape.size):
                ll_res[i] = '\x00'
Example #2
0
 def setitem(self, space, num, w_value):
     if not self.ll_buffer:
         raise segfault_exception(space, "setting element of freed array")
     if num >= self.length or num < 0:
         raise OperationError(space.w_IndexError, space.w_None)
     unwrap_value(space, write_ptr, self.ll_buffer, num,
                  self.shape.itemcode, w_value)
Example #3
0
 def setitem(self, space, num, w_value):
     if not self.ll_buffer:
         raise segfault_exception(space, "setting element of freed array")
     if num >= self.length or num < 0:
         raise OperationError(space.w_IndexError, space.w_None)
     unwrap_value(space, write_ptr, self.ll_buffer, num,
                  self.shape.itemcode, w_value)
Example #4
0
def callback(ll_args, ll_res, ll_userdata):
    userdata = rffi.cast(USERDATA_P, ll_userdata)
    callback_ptr = global_counter.get(userdata.addarg)
    w_callable = callback_ptr.w_callable
    argtypes = callback_ptr.argtypes
    space = callback_ptr.space
    try:
        args_w = [None] * len(argtypes)
        for i in range(len(argtypes)):
            argtype = argtypes[i]
            if isinstance(argtype, W_Structure):
                args_w[i] = argtype.fromaddress(
                    space, rffi.cast(rffi.SIZE_T, ll_args[i]))
            else:
                # XXX other types?
                args_w[i] = space.wrap(rffi.cast(rffi.ULONG, ll_args[i]))
        w_res = space.call(w_callable, space.newtuple(args_w))
        if callback_ptr.result is not None: # don't return void
            unwrap_value(space, write_ptr, ll_res, 0,
                         callback_ptr.result, w_res)
    except OperationError, e:
        tbprint(space, space.wrap(e.get_traceback()),
                space.wrap(e.errorstr(space)))
        # force the result to be zero
        if callback_ptr.result is not None:
            resshape = letter2tp(space, callback_ptr.result)
            for i in range(resshape.size):
                ll_res[i] = '\x00'
Example #5
0
 def descr_call(self, space, length, w_items=None, autofree=False):
     result = self.allocate(space, length, autofree)
     if not space.is_none(w_items):
         items_w = space.unpackiterable(w_items)
         iterlength = len(items_w)
         if iterlength > length:
             raise oefmt(space.w_ValueError,
                         "too many items for specified array length")
         for num in range(iterlength):
             w_item = items_w[num]
             unwrap_value(space, write_ptr, result.ll_buffer, num,
                          self.itemcode, w_item)
     return space.wrap(result)
Example #6
0
 def descr_call(self, space, length, w_items=None, autofree=False):
     result = self.allocate(space, length, autofree)
     if not space.is_none(w_items):
         items_w = space.unpackiterable(w_items)
         iterlength = len(items_w)
         if iterlength > length:
             raise oefmt(space.w_ValueError,
                         "too many items for specified array length")
         for num in range(iterlength):
             w_item = items_w[num]
             unwrap_value(space, write_ptr, result.ll_buffer, num,
                          self.itemcode, w_item)
     return result
Example #7
0
def callback(ll_args, ll_res, ll_userdata):
    userdata = rffi.cast(USERDATA_P, ll_userdata)
    callback_ptr = global_counter.CallbackPtr_by_number[userdata.addarg]
    w_callable = callback_ptr.w_callable
    res = rffi.cast(rffi.VOIDPP, ll_res)
    argtypes = callback_ptr.args
    space = callback_ptr.space
    w_args = space.newlist([wrap_value(space, get_elem, ll_args[i], 0,
                                       letter2tp(space, argtypes[i]))
                            for i in range(len(argtypes))])
    w_res = space.call(w_callable, w_args)
    unwrap_value(space, push_elem, ll_res, 0,
                 letter2tp(space, callback_ptr.result), w_res)
Example #8
0
 def descr_call(self, space, length, w_items=None, autofree=False):
     result = self.allocate(space, length, autofree)
     if not space.is_w(w_items, space.w_None):
         items_w = space.unpackiterable(w_items)
         iterlength = len(items_w)
         if iterlength > length:
             raise OperationError(space.w_ValueError,
                                  space.wrap("too many items for specified"
                                             " array length"))
         for num in range(iterlength):
             w_item = items_w[num]
             unwrap_value(space, push_elem, result.ll_buffer, num,
                          self.itemcode, w_item)
     return space.wrap(result)
Example #9
0
File: array.py Project: njues/Sypy
 def descr_call(self, space, length, w_items=None, autofree=False):
     result = self.allocate(space, length, autofree)
     if not space.is_w(w_items, space.w_None):
         items_w = space.unpackiterable(w_items)
         iterlength = len(items_w)
         if iterlength > length:
             raise OperationError(
                 space.w_ValueError,
                 space.wrap("too many items for specified"
                            " array length"))
         for num in range(iterlength):
             w_item = items_w[num]
             unwrap_value(space, push_elem, result.ll_buffer, num,
                          self.itemcode, w_item)
     return space.wrap(result)
Example #10
0
def callback(ll_args, ll_res, ll_userdata):
    userdata = rffi.cast(USERDATA_P, ll_userdata)
    callback_ptr = global_counter.CallbackPtr_by_number[userdata.addarg]
    w_callable = callback_ptr.w_callable
    res = rffi.cast(rffi.VOIDPP, ll_res)
    argtypes = callback_ptr.args
    space = callback_ptr.space
    try:
        w_args = space.newlist([space.wrap(rffi.cast(rffi.ULONG, ll_args[i]))
                                for i in range(len(argtypes))])
        w_res = space.call(w_callable, w_args)
        if callback_ptr.result != 'O': # don't return void
            unwrap_value(space, push_elem, ll_res, 0,
                         letter2tp(space, callback_ptr.result), w_res)
    except OperationError, e:
        tbprint(space, space.wrap(e.application_traceback),
                space.wrap(e.errorstr(space)))
Example #11
0
def callback(ll_args, ll_res, ll_userdata):
    userdata = rffi.cast(USERDATA_P, ll_userdata)
    callback_ptr = global_counter.get(userdata.addarg)
    w_callable = callback_ptr.w_callable
    argtypes = callback_ptr.argtypes
    must_leave = False
    space = callback_ptr.space
    try:
        must_leave = space.threadlocals.try_enter_thread(space)
        args_w = [None] * len(argtypes)
        for i in range(len(argtypes)):
            argtype = argtypes[i]
            if isinstance(argtype, W_Structure):
                args_w[i] = argtype.fromaddress(
                    space, rffi.cast(rffi.SIZE_T, ll_args[i]))
            else:
                # XXX other types?
                args_w[i] = space.newint(rffi.cast(lltype.Unsigned,
                                                   ll_args[i]))
        w_res = space.call(w_callable, space.newtuple(args_w))
        if callback_ptr.result is not None:  # don't return void
            ptr = ll_res
            letter = callback_ptr.result
            if BIGENDIAN:
                # take care of narrow integers!
                for int_type in unroll_narrow_integer_types:
                    if int_type == letter:
                        T = LL_TYPEMAP[int_type]
                        n = rffi.sizeof(lltype.Signed) - rffi.sizeof(T)
                        ptr = rffi.ptradd(ptr, n)
                        break
            unwrap_value(space, write_ptr, ptr, 0, letter, w_res)
    except OperationError as e:
        tbprint(space, e.get_w_traceback(space),
                space.newtext(e.errorstr(space)))
        # force the result to be zero
        if callback_ptr.result is not None:
            resshape = letter2tp(space, callback_ptr.result)
            for i in range(resshape.size):
                ll_res[i] = '\x00'
    if must_leave:
        space.threadlocals.leave_thread(space)
Example #12
0
def callback(ll_args, ll_res, ll_userdata):
    userdata = rffi.cast(USERDATA_P, ll_userdata)
    callback_ptr = global_counter.get(userdata.addarg)
    w_callable = callback_ptr.w_callable
    argtypes = callback_ptr.argtypes
    must_leave = False
    space = callback_ptr.space
    try:
        must_leave = space.threadlocals.try_enter_thread(space)
        args_w = [None] * len(argtypes)
        for i in range(len(argtypes)):
            argtype = argtypes[i]
            if isinstance(argtype, W_Structure):
                args_w[i] = argtype.fromaddress(
                    space, rffi.cast(rffi.SIZE_T, ll_args[i]))
            else:
                # XXX other types?
                args_w[i] = space.wrap(rffi.cast(rffi.ULONG, ll_args[i]))
        w_res = space.call(w_callable, space.newtuple(args_w))
        if callback_ptr.result is not None: # don't return void
            ptr = ll_res
            letter = callback_ptr.result
            if BIGENDIAN:
                # take care of narrow integers!
                for int_type in unroll_narrow_integer_types:
                    if int_type == letter:
                        T = LL_TYPEMAP[int_type]
                        n = rffi.sizeof(lltype.Signed) - rffi.sizeof(T)
                        ptr = rffi.ptradd(ptr, n)
                        break
            unwrap_value(space, write_ptr, ptr, 0, letter, w_res)
    except OperationError as e:
        tbprint(space, space.wrap(e.get_traceback()),
                space.wrap(e.errorstr(space)))
        # force the result to be zero
        if callback_ptr.result is not None:
            resshape = letter2tp(space, callback_ptr.result)
            for i in range(resshape.size):
                ll_res[i] = '\x00'
    if must_leave:
        space.threadlocals.leave_thread(space)
Example #13
0
def callback(ll_args, ll_res, ll_userdata):
    userdata = rffi.cast(USERDATA_P, ll_userdata)
    callback_ptr = global_counter.CallbackPtr_by_number[userdata.addarg]
    w_callable = callback_ptr.w_callable
    argtypes = callback_ptr.args
    space = callback_ptr.space
    try:
        w_args = space.newlist([space.wrap(rffi.cast(rffi.ULONG, ll_args[i]))
                                for i in range(len(argtypes))])
        w_res = space.call(w_callable, w_args)
        if callback_ptr.result != 'O': # don't return void
            unwrap_value(space, push_elem, ll_res, 0,
                         callback_ptr.result, w_res)
    except OperationError, e:
        tbprint(space, space.wrap(e.application_traceback),
                space.wrap(e.errorstr(space)))
        # force the result to be zero
        if callback_ptr.result != 'O':
            _, size, _ = letter2tp(space, callback_ptr.result)
            for i in range(size):
                ll_res[i] = '\x00'
Example #14
0
 def setattr(self, space, attr, w_value):
     if not self.ll_buffer:
         raise segfault_exception(space, "accessing NULL pointer")
     i = self.shape.getindex(space, attr)
     _, tp, _ = self.shape.fields[i]
     unwrap_value(space, push_field, self, i, tp.itemcode, w_value)
Example #15
0
 def setattr(self, space, attr, w_value):
     if not self.ll_buffer:
         raise segfault_exception(space, "accessing NULL pointer")
     i = self.shape.getindex(space, attr)
     _, tp, _ = self.shape.fields[i]
     unwrap_value(space, push_field, self, i, tp.itemcode, w_value)