You should probably read it yourself, make your own informed decision.
Ok,I will help you out. Straight from the criminal Code of Canada:
Section 84(2)
restricted firearm means
(a) a handgun that is not a prohibited firearm,
(b) a firearm that
(i) is not a prohibited firearm,
(ii) has a barrel less than 470 mm in length, and
(iii) is capable of discharging centre-fire ammunition in a semi-automatic manner,
(c) a firearm that is designed or adapted to be fired when reduced to a length of less than 660 mm by folding, telescoping or otherwise, or
(d) a firearm of any other kind that is prescribed to be a restricted firearm; (arme à feu à autorisation restreinte)
restricted weapon means any weapon, other than a firearm, that is prescribed to be a restricted weapon; (arme à autorisation restreinte)
superior court means
(a) in Ontario, the Superior Court of Justice, sitting in the region, district or county or group of counties where the relevant adjudication was made,
(b) in Quebec, the Superior Court,
(c) in New Brunswick, Manitoba, Saskatchewan and Alberta, the Court of Queen’s Bench,
(d) in Nova Scotia, British Columbia, Prince Edward Island and a territory, the Supreme Court, and
(e) in Newfoundland and Labrador, the Trial Division of the Supreme Court; (cour supérieure)
transfer means sell, provide, barter, give, lend, rent, send, transport, ship, distribute or deliver. (cession)
Marginal note:Barrel length
(2) For the purposes of this Part, the length of a barrel of a firearm is
(a) in the case of a revolver, the distance from the muzzle of the barrel to the breach end immediately in front of the cylinder, and
(b) in any other case, the distance from the muzzle of the barrel to and including the chamber,
but does not include the length of any component, part or accessory including any component, part or accessory designed or intended to suppress the muzzle flash or reduce recoil.