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-rw-r--r--include/crypto/sm3.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/include/crypto/sm3.h b/include/crypto/sm3.h
new file mode 100644
index 000000000..42ea21289
--- /dev/null
+++ b/include/crypto/sm3.h
@@ -0,0 +1,42 @@
+/*
+ * Common values for SM3 algorithm
+ */
+
+#ifndef _CRYPTO_SM3_H
+#define _CRYPTO_SM3_H
+
+#include <linux/types.h>
+
+#define SM3_DIGEST_SIZE 32
+#define SM3_BLOCK_SIZE 64
+
+#define SM3_T1 0x79CC4519
+#define SM3_T2 0x7A879D8A
+
+#define SM3_IVA 0x7380166f
+#define SM3_IVB 0x4914b2b9
+#define SM3_IVC 0x172442d7
+#define SM3_IVD 0xda8a0600
+#define SM3_IVE 0xa96f30bc
+#define SM3_IVF 0x163138aa
+#define SM3_IVG 0xe38dee4d
+#define SM3_IVH 0xb0fb0e4e
+
+extern const u8 sm3_zero_message_hash[SM3_DIGEST_SIZE];
+
+struct sm3_state {
+ u32 state[SM3_DIGEST_SIZE / 4];
+ u64 count;
+ u8 buffer[SM3_BLOCK_SIZE];
+};
+
+struct shash_desc;
+
+extern int crypto_sm3_update(struct shash_desc *desc, const u8 *data,
+ unsigned int len);
+
+extern int crypto_sm3_final(struct shash_desc *desc, u8 *out);
+
+extern int crypto_sm3_finup(struct shash_desc *desc, const u8 *data,
+ unsigned int len, u8 *hash);
+#endif