From 6e9fe6489f03c6df6fc0ac56fbc4c443da848d6a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9B=BE=E6=96=87=E8=B1=AA?= <980287353@qq.com>
Date: Mon, 29 Dec 2025 17:00:36 +0800
Subject: [PATCH] =?UTF-8?q?refactor(crypto):=20=E9=87=8D=E6=9E=84SM4?=
 =?UTF-8?q?=E5=8A=A0=E5=AF=86=E6=A8=A1=E5=9D=97=E5=88=9D=E5=A7=8B=E5=8C=96?=
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---
 package.json        |  2 +-
 src/utils/Crypto.js | 56 ++-------------------------------------------
 src/utils/SM4.js    | 30 ++++--------------------
 3 files changed, 8 insertions(+), 80 deletions(-)

diff --git a/package.json b/package.json
index 8c25db2..c34fdc0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tiesheng/npm-tool",
-  "version": "1.0.25-zjut",
+  "version": "1.0.26-zjut",
   "description": "npm tool package",
   "main": "index.js",
   "scripts": {
diff --git a/src/utils/Crypto.js b/src/utils/Crypto.js
index 5fe5468..e702715 100644
--- a/src/utils/Crypto.js
+++ b/src/utils/Crypto.js
@@ -1,70 +1,18 @@
 const SM4 = require("./SM4");
-const base64js = require("base64-js");
-
-const q = (() => {
-  const a = () => {
-    const charCodes = [
-      85, 49, 109, 110, 54, 111, 75, 101, 54, 117, 117, 110, 109, 53, 55, 33, 50, 75, 82, 57, 67, 103, 61, 61
-    ];
-    const b = String.fromCharCode(...charCodes);
-    return b;
-  };
-
-  const e = () => {
-    const charCodes = [
-      127, 7, 67, 68, 28, 69, 109, 59, 28, 75, 75, 68, 67, 27, 29, 7, 8, 109, 120, 15, 105, 65, 19, 19
-    ];
-    let g = '';
-    for (let h = 0; h < charCodes.length; h++) {
-      g += String.fromCharCode(charCodes[h]);
-    }
-    return g;
-  };
-
-  const i = a();
-  const j = e();
-  const k = (i === j) ? i : a();
-  
-  const l = base64js.toByteArray(k);
-  
-  const m = new Uint8Array(40);
-  
-  for (let n = 0; n < 40; n++) {
-    m[n] = (n * 17 + 99) % 256;
-  }
-  
-  let offset = 7;
-  for (let o = 0; o < l.length; o++) {
-    m[offset] = l[o];
-    offset += 2;
-  }
-  
-  return m;
-})();
 
 class Crypto {
 
     constructor() {
         this.sm4 = new SM4({
-            keyBuffer: q,
-            mode: "ecb",
-            cipherType: 'base64'
+            padding: [0xA5, 0x3C, 0x7F, 0x12, 0xB8, 0x4D, 0x91, 0xE3, 0x2A, 0x6B, 0xF0, 0x1E, 0x85, 0xC9, 0x34, 0x67],
+            rounds: [0xC2, 0x65, 0xD8, 0xFB, 0x4A, 0xD3, 0x7B, 0x05, 0xCD, 0xF0, 0x6E, 0xE4, 0x5D, 0x6D, 0x43, 0x6D]
         })
     }
 
-    /**
-     * 加密数据
-     * @param content
-     */
     encrypt(content) {
         return this.sm4.encrypt(content);
     }
 
-
-    /**
-     * 解密数据
-     * @param base64
-     */
     decrypt(base64) {
         return this.sm4.decrypt(base64);
     }
diff --git a/src/utils/SM4.js b/src/utils/SM4.js
index feb81a5..07799fa 100644
--- a/src/utils/SM4.js
+++ b/src/utils/SM4.js
@@ -61,25 +61,11 @@ class Crypt {
 class SM4 {
     constructor(config) {
         const v = (() => {
-          const w = [7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37];
           const x = new Uint8Array(16);
-          for (let y = 0; y < 16; y++) {
-            const z = config.keyBuffer[w[y]] || 0;
-            x[y] = z;
-          }
-          const ba = [0x07, 0x13, 0x2B, 0x1F, 0x0A];
-          const bb = [0, 4, 8, 11, 15];
-          for (let bc = 0; bc < ba.length; bc++) {
-            const bd = bb[bc];
-            if (bd >= 0 && bd < 16) {
-              x[bd] = x[bd] ^ ba[bc];
-            }
-          }
-          const aa = x.reduce((ab, ac) => ab + ac, 0);
-          if (aa === 0) {
-            for (let ad = 0; ad < 16; ad++) {
-              x[ad] = config.keyBuffer[ad];
-            }
+          const p = config.padding || [];
+          const r = config.rounds || [];
+          for (let i = 0; i < 16; i++) {
+            x[i] = (p[i] || 0) ^ (r[i] || 0);
           }
           return x;
         })();
@@ -96,14 +82,8 @@ class SM4 {
             }
         }
         this.iv = ivBuffer
-        this.mode = 'cbc'
-        if (['cbc', 'ecb'].indexOf(config.mode) >= 0) {
-            this.mode = config.mode
-        }
+        this.mode = 'ecb'
         this.cipherType = 'base64'
-        if (['base64', 'text'].indexOf(config.cipherType) >= 0) {
-            this.cipherType = config.cipherType
-        }
         this.encryptRoundKeys = new Uint32Array(32)
         this.spawnEncryptRoundKeys()
         this.decryptRoundKeys = Uint32Array.from(this.encryptRoundKeys)