34 lines
661 B
JavaScript
34 lines
661 B
JavaScript
// OP_RETURN {data}
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var bscript = require('../script')
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var types = require('../types')
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var typeforce = require('typeforce')
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var OPS = require('bitcoin-ops')
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function check (script) {
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var buffer = bscript.compile(script)
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return buffer.length > 1 &&
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buffer[0] === OPS.OP_RETURN
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}
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check.toJSON = function () { return 'null data output' }
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function encode (data) {
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typeforce([types.Buffer], data)
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return bscript.compile([OPS.OP_RETURN].concat(data))
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}
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function decode (buffer) {
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typeforce(check, buffer)
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return bscript.decompile(buffer).slice(1)
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}
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module.exports = {
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output: {
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check: check,
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decode: decode,
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encode: encode
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}
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}
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