diff options
Diffstat (limited to 'crypto/gf128mul.c')
| -rw-r--r-- | crypto/gf128mul.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/crypto/gf128mul.c b/crypto/gf128mul.c index 0a2aadfa1d8..ecbeaa1f17e 100644 --- a/crypto/gf128mul.c +++ b/crypto/gf128mul.c @@ -142,6 +142,17 @@ static void gf128mul_x_bbe(be128 *r, const be128 *x) r->b = cpu_to_be64((b << 1) ^ _tt); } +void gf128mul_x_ble(be128 *r, const be128 *x) +{ + u64 a = le64_to_cpu(x->a); + u64 b = le64_to_cpu(x->b); + u64 _tt = gf128mul_table_bbe[b >> 63]; + + r->a = cpu_to_le64((a << 1) ^ _tt); + r->b = cpu_to_le64((b << 1) | (a >> 63)); +} +EXPORT_SYMBOL(gf128mul_x_ble); + static void gf128mul_x8_lle(be128 *x) { u64 a = be64_to_cpu(x->a); |