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@ -371,6 +371,26 @@ export function getHost() { |
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return hostName; |
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} |
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function safeUtf8(words) { |
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try { |
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return CryptoJS.enc.Utf8.stringify(words) || '' |
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} catch (e) { |
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return '' |
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} |
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} |
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function normalizeCipherText(value) { |
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let normalized = String(value ?? '').replace(/\s+/g, '').replace(/\r|\n/g, '') |
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try { |
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if (/%[0-9A-Fa-f]{2}/.test(normalized)) { |
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normalized = decodeURIComponent(normalized) |
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} |
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} catch (e) {} |
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// URL-safe Base64
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normalized = normalized.replace(/-/g, '+').replace(/_/g, '/') |
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return normalized |
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} |
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export function Encrypt(Okey, Oiv, payload) { |
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const key = CryptoJS.enc.Utf8.parse(Okey); |
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const iv = CryptoJS.enc.Utf8.parse(Oiv); |
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@ -386,7 +406,7 @@ export function Decryption(Okey, Oiv, value) { |
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if (typeof value !== 'string' && typeof value !== 'number') return '' |
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const key = CryptoJS.enc.Utf8.parse(Okey); |
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const iv = CryptoJS.enc.Utf8.parse(Oiv); |
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const normalized = String(value).replace(/\s+/g, '') |
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const normalized = normalizeCipherText(value) |
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const options = { iv: iv, mode: CryptoJS.mode.CBC, padding: CryptoJS.pad.Pkcs7 } |
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// 1) 历史 Hex 密文
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@ -396,38 +416,80 @@ export function Decryption(Okey, Oiv, value) { |
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key, |
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options, |
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) |
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const hexText = CryptoJS.enc.Utf8.stringify(hexDecrypt) |
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const hexText = safeUtf8(hexDecrypt) |
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if (hexText) return hexText |
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} |
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// 2) 兼容原 OpenSSL/Base64 字符串解密（ASR 等存量逻辑）
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const opensslDecrypt = CryptoJS.AES.decrypt(normalized, key, options) |
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const opensslText = CryptoJS.enc.Utf8.stringify(opensslDecrypt) |
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const opensslText = safeUtf8(opensslDecrypt) |
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if (opensslText) return opensslText |
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// 3) 显式按裸 Base64 ciphertext 再试（与 Encrypt 输出对齐）
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try { |
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const rawDecrypt = CryptoJS.AES.decrypt( |
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{ ciphertext: CryptoJS.enc.Base64.parse(normalized) }, |
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key, |
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options, |
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) |
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return CryptoJS.enc.Utf8.stringify(rawDecrypt) |
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return safeUtf8(rawDecrypt) |
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} catch (e) { |
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return '' |
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} |
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} |
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export function decryptByVersionNo1(versionNo1Cipher, cipherText) { |
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if (!versionNo1Cipher || !cipherText) return '' |
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const normalizedCipher = normalizeCipherText(cipherText) |
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const year = new Date().getFullYear() |
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const versionNo1 = DecryptionECB(`${year}${year}${year}${year}`, versionNo1Cipher) |
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// 兼容跨年：versionNo1 可能按加密当年的 year 生成
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const yearCandidates = [year, year - 1, year - 2, year + 1] |
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for (const y of yearCandidates) { |
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const versionNo1 = DecryptionECB(`${y}${y}${y}${y}`, versionNo1Cipher) |
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if (!versionNo1 || versionNo1.length < 32) continue |
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const key = versionNo1.substring(0, 16) |
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const iv = versionNo1.substring(16, 32) |
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if (key.length !== 16 || iv.length !== 16) return '' |
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return Decryption(key, iv, cipherText) |
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if (key.length !== 16 || iv.length !== 16) continue |
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const plain = Decryption(key, iv, normalizedCipher) |
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if (plain) return plain.replace(/^["']+|["']+$/g, '').trim() |
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} |
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return '' |
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} |
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export function DecryptionECB(keyECB, valueECB) { |
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const key = CryptoJS.enc.Utf8.parse(keyECB); |
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const decrypt = CryptoJS.AES.decrypt(valueECB, key, { mode: CryptoJS.mode.ECB, padding: CryptoJS.pad.Pkcs7 }); |
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return CryptoJS.enc.Utf8.stringify(decrypt); |
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if (valueECB === undefined || valueECB === null || valueECB === '') return '' |
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const key = CryptoJS.enc.Utf8.parse(keyECB) |
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const normalized = normalizeCipherText(valueECB) |
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const options = { mode: CryptoJS.mode.ECB, padding: CryptoJS.pad.Pkcs7 } |
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// 1) Hex
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if (/^[0-9A-Fa-f]+$/.test(normalized) && normalized.length % 32 === 0) { |
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const hexDecrypt = CryptoJS.AES.decrypt( |
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{ ciphertext: CryptoJS.enc.Hex.parse(normalized) }, |
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key, |
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options, |
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) |
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const hexText = safeUtf8(hexDecrypt) |
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if (hexText) return hexText |
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} |
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// 2) OpenSSL/Base64 string
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const opensslDecrypt = CryptoJS.AES.decrypt(normalized, key, options) |
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const opensslText = safeUtf8(opensslDecrypt) |
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if (opensslText) return opensslText |
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// 3) raw Base64 ciphertext
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try { |
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const rawDecrypt = CryptoJS.AES.decrypt( |
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{ ciphertext: CryptoJS.enc.Base64.parse(normalized) }, |
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key, |
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options, |
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) |
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return safeUtf8(rawDecrypt) |
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} catch (e) { |
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return '' |
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} |
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} |
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export function isSit() { |
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wujingling0908
2 weeks ago
