19 lines
407 B
Lua
19 lines
407 B
Lua
local b64 = require("base64")
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local function decode_base64url(base64)
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base64 = base64:gsub("-", "+")
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base64 = base64:gsub("_", "/")
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return b64.decode(base64)
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end
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local function encode_base64url(plaintext)
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local plain = b64.encode(plaintext)
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plain = plain:gsub("/", "_")
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return plain:gsub("%+", "-")
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end
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return {
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decode_base64url = decode_base64url,
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encode_base64url = encode_base64url,
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}
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