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-rw-r--r--sha3.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sha3.c b/sha3.c
index 375ee3b..6be785f 100644
--- a/sha3.c
+++ b/sha3.c
@@ -621,6 +621,15 @@ static inline row_t row_chi(const row_t a) {
return row_eor(a, row_not(row_orn(b, c)));
}
+// rho lane rotate values
+static const int64_t RHO_IDS[25] = {
+ 0, 1, 62, 28, 27,
+ 36, 44, 6, 55, 20,
+ 3, 10, 43, 25, 39,
+ 41, 45, 15, 21, 8,
+ 18, 2, 61, 56, 14,
+};
+
// permute IDS to take low lane of first pair and hi lane of second pair
// a = [ a0, a1 ], b = [ b0, b1 ] => c = [ a0, b1 ]
static const uint8x16_t PI_LO_HI_IDS = {