File

util/bit53.lua @ 13616:2f38f3275a74

mod_cloud_notify: Merge from prosody-modules@fc521fb5ffa0 Many thanks to Thilo Molitor and Kim Alvefur for their work on this module while it was in the community repository. It has been stable for some time, is widely used, and provides a feature that is important to most deployments.
author Matthew Wild <mwild1@gmail.com>
date Thu, 09 Jan 2025 16:49:27 +0000
parent 13449:9912baa541c0
line wrap: on
line source

-- Only the operators needed by net.websocket.frames are provided at this point
return {
	band   = function (a, b, ...)
		local ret = a & b;
		if ... then
			for i = 1, select("#", ...) do
				ret = ret & (select(i, ...));
			end
		end
		return ret;
	end;
	bor    = function (a, b, ...)
		local ret = a | b;
		if ... then
			for i = 1, select("#", ...) do
				ret = ret | (select(i, ...));
			end
		end
		return ret;
	end;
	bxor   = function (a, b, ...)
		local ret = a ~ b;
		if ... then
			for i = 1, select("#", ...) do
				ret = ret ~ (select(i, ...));
			end
		end
		return ret;
	end;
	bnot   = function (x)
		return ~x;
	end;
	rshift = function (a, n) return a >> n end;
	lshift = function (a, n) return a << n end;
};