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crypto.createVerify(必须要有algorithm参数）

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陆柯 2021-05-08 17:23:59 +08:00
parent d2e9f368cc
commit 8780cd1c40
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index.js
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@ -321,7 +321,7 @@ class TICrypto {
} else if (signature.length >= 140) {
// 纯 crypto
let pubkeyPEM = await new keyman.Key('oct', this.hex2buf(pubkey), { namedCurve: 'P-256K' }).export('pem') // 公钥导出的der格式为88字节。经测试，同一对压缩和非压缩公钥得出的结果一模一样。
let verifier = crypto.createVerify() // 不像 createSign(hasher)，createVerify()不需要参数
let verifier = crypto.createVerify(['sha1', 'sha256', 'sha512'].indexOf(hasher) >= 0 ? hasher : my.HASHER)
verifier.update(this.hash(data)).end() // end() 在 nodejs 12 里返回verifier自身，但在浏览器里返回 undefined，因此不能串联运行。
let verified = verifier.verify(pubkeyPEM, signature, 'hex') // 如果给signature添加1位hex，crypto 的 verify结果也是true! 估计因为一位hex不被转成字节。但减少1位会导致false
return verified