diff options
Diffstat (limited to 'target/arm/tcg/crypto_helper.c')
| -rw-r--r-- | target/arm/tcg/crypto_helper.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/target/arm/tcg/crypto_helper.c b/target/arm/tcg/crypto_helper.c index fdd70abbfd..7cadd61e12 100644 --- a/target/arm/tcg/crypto_helper.c +++ b/target/arm/tcg/crypto_helper.c @@ -614,10 +614,7 @@ static void do_crypto_sm4e(uint64_t *rd, uint64_t *rn, uint64_t *rm) CR_ST_WORD(d, (i + 3) % 4) ^ CR_ST_WORD(n, i); - t = sm4_sbox[t & 0xff] | - sm4_sbox[(t >> 8) & 0xff] << 8 | - sm4_sbox[(t >> 16) & 0xff] << 16 | - sm4_sbox[(t >> 24) & 0xff] << 24; + t = sm4_subword(t); CR_ST_WORD(d, i) ^= t ^ rol32(t, 2) ^ rol32(t, 10) ^ rol32(t, 18) ^ rol32(t, 24); @@ -651,10 +648,7 @@ static void do_crypto_sm4ekey(uint64_t *rd, uint64_t *rn, uint64_t *rm) CR_ST_WORD(d, (i + 3) % 4) ^ CR_ST_WORD(m, i); - t = sm4_sbox[t & 0xff] | - sm4_sbox[(t >> 8) & 0xff] << 8 | - sm4_sbox[(t >> 16) & 0xff] << 16 | - sm4_sbox[(t >> 24) & 0xff] << 24; + t = sm4_subword(t); CR_ST_WORD(d, i) ^= t ^ rol32(t, 13) ^ rol32(t, 23); } |