init: v1.0.0

2026-05-27 23:03:00 +08:00
commit 8d97f750eb
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+// sm4_ref.h
+// 2018-04-20  Markku-Juhani O. Saarinen <mjos@iki.fi>
+
+#ifndef SM4_REF_H
+#define SM4_REF_H
+
+#define SM4_BLOCK_SIZE    16
+#define SM4_KEY_SCHEDULE  32
+
+#include <stdint.h>
+
+// reference implementation based on the internet draft
+
+void sm4_key_schedule(const uint8_t key[], uint32_t rk[]);
+
+void sm4_encrypt(const uint32_t rk[SM4_KEY_SCHEDULE],
+    const uint8_t *plaintext, uint8_t *ciphertext);
+
+void sm4_decrypt(const uint32_t rk[SM4_KEY_SCHEDULE],
+    const uint8_t *ciphertext, uint8_t *plaintext);
+
+#endif
+