29 lines
549 B
JavaScript
29 lines
549 B
JavaScript
var crypto = require('crypto')
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function hash160 (buffer) {
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return ripemd160(sha256(buffer))
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}
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function hash256 (buffer) {
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return sha256(sha256(buffer))
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}
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function ripemd160 (buffer) {
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return crypto.createHash('rmd160').update(buffer).digest()
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}
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function sha1 (buffer) {
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return crypto.createHash('sha1').update(buffer).digest()
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}
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function sha256 (buffer) {
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return crypto.createHash('sha256').update(buffer).digest()
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}
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module.exports = {
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hash160: hash160,
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hash256: hash256,
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ripemd160: ripemd160,
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sha1: sha1,
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sha256: sha256
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}
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