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nx/utils/gm-crypto/lib/utils.js

@@ -0,0 +1,11 @@
+// 32 位整数无符号循环左移
+export const leftShift = (a, n) => {
+  n = n % 32
+  return (a << n) | (a >>> (32 - n))
+}
+
+// 补全 16 进制字符串
+export const leftPad = (str, num) => {
+  const padding = num - str.length
+  return (padding > 0 ? '0'.repeat(padding) : '') + str
+}