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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
| commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
| tree | a94efe259b9009378be6d90eb30d2b019d95c194 /include/crypto/sm4.h | |
| parent | Initial commit. (diff) | |
| download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip | |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/crypto/sm4.h')
| -rw-r--r-- | include/crypto/sm4.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/crypto/sm4.h b/include/crypto/sm4.h new file mode 100644 index 000000000..7afd730d1 --- /dev/null +++ b/include/crypto/sm4.h @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +/* + * Common values for the SM4 algorithm + * Copyright (C) 2018 ARM Limited or its affiliates. + */ + +#ifndef _CRYPTO_SM4_H +#define _CRYPTO_SM4_H + +#include <linux/types.h> +#include <linux/crypto.h> + +#define SM4_KEY_SIZE 16 +#define SM4_BLOCK_SIZE 16 +#define SM4_RKEY_WORDS 32 + +struct crypto_sm4_ctx { + u32 rkey_enc[SM4_RKEY_WORDS]; + u32 rkey_dec[SM4_RKEY_WORDS]; +}; + +int crypto_sm4_set_key(struct crypto_tfm *tfm, const u8 *in_key, + unsigned int key_len); +int crypto_sm4_expand_key(struct crypto_sm4_ctx *ctx, const u8 *in_key, + unsigned int key_len); + +void crypto_sm4_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in); +void crypto_sm4_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in); + +#endif |