26 lines
830 B
Lua
26 lines
830 B
Lua
_G.relib = {}
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function relib.encode(p)
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p.port = p.port or 0
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local p2,p1 = p.port%256, math.floor(p.port/256)
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p.pid = p.pid or string.char(math.random(255),math.random(255),math.random(255))
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p.at = p.at or 0
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p.pt = p.pt or 1
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-- local data = string.char(p1,p2)..string.char(math.random(255),math.random(255),math.random(255),at%256,pt%256)..msg:sub(1,1500)
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local data = string.char(p1,p2)..p.pid..string.char(p.at%256,p.pt%256)..p.msg:sub(1,1500)
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return data
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end
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function relib.decode(dat)
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if type(dat) == "string" then
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if dat:len() >= 7 then
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local p = {}
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p.port = tonumber(string.format("%x%x",string.byte(dat:sub(1,1)),string.byte(dat:sub(2,2))),16)
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p.pid = dat:sub(3,5)
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p.at = string.byte(dat:sub(6,6))
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p.pt = string.byte(dat:sub(7,7))
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p.msg = dat:sub(8,1507)
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return p
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end
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end
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return false
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end
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