def _allocate(self, size=1, alignment=8, thumb=False, tls=False):
if tls:
start = self.tls_next_addr
limit = self.tls_data_size
else:
start = self.next_addr
limit = self.map_size
addr = ALIGN_UP(start, alignment) | thumb
next_start = addr + size
if next_start >= limit:
if self._is_mapped:
return None
else:
if tls:
self.tls_data_size += next_start - limit
else:
self.map_size += next_start - limit
if tls:
self.tls_next_addr = next_start
return addr
else:
self.next_addr = next_start
return addr
def allocate(self, size=1, alignment=8, thumb=False, tls=False):
if tls:
if not self.tls_used:
self.tls_data_start = self.allocate(
self.tls_data_size) - self.mapped_base
self.tls_used = True
self.loader.tls_object.register_object(self)
start = self.tls_next_addr
limit = self.tls_data_size
else:
start = self.next_addr
limit = self.map_size
addr = ALIGN_UP(start, alignment) | thumb
next_start = addr + size
if next_start >= limit:
raise CLEOperationError(
"Ran out of room in the extern object...! Report this as a bug."
)
if tls:
self.tls_next_addr = next_start
return addr
else:
self.next_addr = next_start
return addr + self.mapped_base