diff options
Diffstat (limited to 'include/crypto/sm4.h')
| -rw-r--r-- | include/crypto/sm4.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/crypto/sm4.h b/include/crypto/sm4.h index 9bd3ebc62e..382b26d922 100644 --- a/include/crypto/sm4.h +++ b/include/crypto/sm4.h @@ -2,5 +2,14 @@ #define QEMU_SM4_H extern const uint8_t sm4_sbox[256]; +extern const uint32_t sm4_ck[32]; + +static inline uint32_t sm4_subword(uint32_t word) +{ + return sm4_sbox[word & 0xff] | + sm4_sbox[(word >> 8) & 0xff] << 8 | + sm4_sbox[(word >> 16) & 0xff] << 16 | + sm4_sbox[(word >> 24) & 0xff] << 24; +} #endif |