更新 inc/zuc256.h

inc/zuc256.h

@@ -1,3 +1,32 @@
+/*
+ * Copyright (C) 2025. Institute of Information Engineering, CAS
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ * 
+ * @file:       zuc256.h
+ * @brief:      zuc256模块对外接口声明
+ * @author:     QZH <qinzhenghui@iie.ac.cn>
+ * @version:    1.0.0
+ * @date:       2025-09-01
+ * 
+ * @attention:  接口使用注意事项
+ */
 #ifndef __ZUC256_H
 #define __ZUC256_H
 
@@ -28,11 +57,11 @@ typedef struct {
     ZUC_UINT31 LFSR[16];    // ZUC256 线性反馈移位寄存器
     uint32_t R1;             // 非线性函数寄存器R1
     uint32_t R2;             // 非线性函数寄存器R2
-    uint8_t buf[4];          // 数据缓存（处理不足4字节的待认证数据）
-    size_t buflen;           // 缓存中有效数据长度（0~3）
-    uint32_t T[4];           // MAC 累加器（支持最大128位MAC，4个32位字）
-    uint32_t K0[4];          // MAC 初始密钥字（与T长度匹配）
-    int macbits;             // MAC 输出位数（32/64/128，按32位对齐）
+    uint8_t buf[4];          // 数据缓存(处理不足4字节的待认证数据)
+    size_t buflen;           // 缓存中有效数据长度(0~3)
+    uint32_t T[4];           // MAC 累加器(支持最大128位MAC，4个32位字)
+    uint32_t K0[4];          // MAC 初始密钥字(与T长度匹配)
+    int macbits;             // MAC 输出位数(32/64/128，按32位对齐)
 } ZUC256_MAC_CTX;
 
 // 初始化ZUC256状态