First commit

2026-08-25 10:37:57 +08:00
commit b3b8a40f77
1601 changed files with 275999 additions and 0 deletions
@@ -0,0 +1,34 @@
+#ifndef SM4_H
+#define SM4_H
+
+#define SM4_ENCRYPT     1
+#define SM4_DECRYPT     0
+
+typedef struct
+{
+    int mode;                 
+    unsigned long sk[32];    
+}
+sm4_context;
+
+class SM4
+{
+public:
+    static void sm4_setkey_enc(sm4_context* ctx, unsigned char key[16]);
+
+    static void sm4_setkey_dec(sm4_context* ctx, unsigned char key[16]);
+
+    static void sm4_crypt_ecb(sm4_context* ctx,
+        int mode,
+        int length,
+        unsigned char* input,
+        unsigned char* output);
+    static void sm4_crypt_cbc(sm4_context* ctx,
+        int mode,
+        int length,
+        unsigned char iv[16],
+        unsigned char* input,
+        unsigned char* output);
+};
+
+#endif /* sm4.h */