g() takes and returns state values, inlines.
This commit is contained in:
renthraysk
parent
c931fb704d
commit
855147f461
243
blake3.go
243
blake3.go
|
|
@ -45,19 +45,16 @@ func wordsToBytes(words []uint32, bytes []byte) {
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
// The g function, split into two parts so that the compiler will inline it.
|
func g(a, b, c, d, mx, my uint32) (uint32, uint32, uint32, uint32) {
|
||||||
func gx(state *[16]uint32, a, b, c, d int, mx uint32) {
|
a += b + mx
|
||||||
state[a] += state[b] + mx
|
d = bits.RotateLeft32(d^a, -16)
|
||||||
state[d] = bits.RotateLeft32(state[d]^state[a], -16)
|
c += d
|
||||||
state[c] += state[d]
|
b = bits.RotateLeft32(b^c, -12)
|
||||||
state[b] = bits.RotateLeft32(state[b]^state[c], -12)
|
a += b + my
|
||||||
}
|
d = bits.RotateLeft32(d^a, -8)
|
||||||
|
c += d
|
||||||
func gy(state *[16]uint32, a, b, c, d int, my uint32) {
|
b = bits.RotateLeft32(b^c, -7)
|
||||||
state[a] += state[b] + my
|
return a, b, c, d
|
||||||
state[d] = bits.RotateLeft32(state[d]^state[a], -8)
|
|
||||||
state[c] += state[d]
|
|
||||||
state[b] = bits.RotateLeft32(state[b]^state[c], -7)
|
|
||||||
}
|
}
|
||||||
|
|
||||||
// A node represents a chunk or parent in the BLAKE3 Merkle tree. In BLAKE3
|
// A node represents a chunk or parent in the BLAKE3 Merkle tree. In BLAKE3
|
||||||
|
|
@ -83,172 +80,114 @@ type node struct {
|
||||||
// node. When nodes are being merged into parents, only the first 8 words are
|
// node. When nodes are being merged into parents, only the first 8 words are
|
||||||
// used. When the root node is being used to generate output, the full 16 words
|
// used. When the root node is being used to generate output, the full 16 words
|
||||||
// are used.
|
// are used.
|
||||||
func (n node) compress() (state [16]uint32) {
|
func (n node) compress() (s [16]uint32) {
|
||||||
state = [16]uint32{
|
// round1 rather than init s and mix, do both.
|
||||||
n.cv[0], n.cv[1], n.cv[2], n.cv[3],
|
// mix the columns.
|
||||||
n.cv[4], n.cv[5], n.cv[6], n.cv[7],
|
s[0], s[4], s[8], s[12] = g(n.cv[0], n.cv[4], iv[0], uint32(n.counter), n.block[0], n.block[1])
|
||||||
iv[0], iv[1], iv[2], iv[3],
|
s[1], s[5], s[9], s[13] = g(n.cv[1], n.cv[5], iv[1], uint32(n.counter>>32), n.block[2], n.block[3])
|
||||||
uint32(n.counter), uint32(n.counter >> 32), n.blockLen, n.flags,
|
s[2], s[6], s[10], s[14] = g(n.cv[2], n.cv[6], iv[2], n.blockLen, n.block[4], n.block[5])
|
||||||
}
|
s[3], s[7], s[11], s[15] = g(n.cv[3], n.cv[7], iv[3], n.flags, n.block[6], n.block[7])
|
||||||
|
|
||||||
// round1
|
|
||||||
|
|
||||||
// Mix the columns.
|
|
||||||
gx(&state, 0, 4, 8, 12, n.block[0])
|
|
||||||
gy(&state, 0, 4, 8, 12, n.block[1])
|
|
||||||
gx(&state, 1, 5, 9, 13, n.block[2])
|
|
||||||
gy(&state, 1, 5, 9, 13, n.block[3])
|
|
||||||
gx(&state, 2, 6, 10, 14, n.block[4])
|
|
||||||
gy(&state, 2, 6, 10, 14, n.block[5])
|
|
||||||
gx(&state, 3, 7, 11, 15, n.block[6])
|
|
||||||
gy(&state, 3, 7, 11, 15, n.block[7])
|
|
||||||
|
|
||||||
// Mix the diagonals.
|
// Mix the diagonals.
|
||||||
gx(&state, 0, 5, 10, 15, n.block[8])
|
s[0], s[5], s[10], s[15] = g(s[0], s[5], s[10], s[15], n.block[8], n.block[9])
|
||||||
gy(&state, 0, 5, 10, 15, n.block[9])
|
s[1], s[6], s[11], s[12] = g(s[1], s[6], s[11], s[12], n.block[10], n.block[11])
|
||||||
gx(&state, 1, 6, 11, 12, n.block[10])
|
s[2], s[7], s[8], s[13] = g(s[2], s[7], s[8], s[13], n.block[12], n.block[13])
|
||||||
gy(&state, 1, 6, 11, 12, n.block[11])
|
s[3], s[4], s[9], s[14] = g(s[3], s[4], s[9], s[14], n.block[14], n.block[15])
|
||||||
gx(&state, 2, 7, 8, 13, n.block[12])
|
|
||||||
gy(&state, 2, 7, 8, 13, n.block[13])
|
|
||||||
gx(&state, 3, 4, 9, 14, n.block[14])
|
|
||||||
gy(&state, 3, 4, 9, 14, n.block[15])
|
|
||||||
|
|
||||||
// round2
|
|
||||||
|
|
||||||
|
// round 2
|
||||||
// Mix the columns.
|
// Mix the columns.
|
||||||
gx(&state, 0, 4, 8, 12, n.block[2])
|
s[0], s[4], s[8], s[12] = g(s[0], s[4], s[8], s[12], n.block[2], n.block[6])
|
||||||
gy(&state, 0, 4, 8, 12, n.block[6])
|
s[1], s[5], s[9], s[13] = g(s[1], s[5], s[9], s[13], n.block[3], n.block[10])
|
||||||
gx(&state, 1, 5, 9, 13, n.block[3])
|
s[2], s[6], s[10], s[14] = g(s[2], s[6], s[10], s[14], n.block[7], n.block[0])
|
||||||
gy(&state, 1, 5, 9, 13, n.block[10])
|
s[3], s[7], s[11], s[15] = g(s[3], s[7], s[11], s[15], n.block[4], n.block[13])
|
||||||
gx(&state, 2, 6, 10, 14, n.block[7])
|
|
||||||
gy(&state, 2, 6, 10, 14, n.block[0])
|
|
||||||
gx(&state, 3, 7, 11, 15, n.block[4])
|
|
||||||
gy(&state, 3, 7, 11, 15, n.block[13])
|
|
||||||
|
|
||||||
// Mix the diagonals.
|
// Mix the diagonals.
|
||||||
gx(&state, 0, 5, 10, 15, n.block[1])
|
s[0], s[5], s[10], s[15] = g(s[0], s[5], s[10], s[15], n.block[1], n.block[11])
|
||||||
gy(&state, 0, 5, 10, 15, n.block[11])
|
s[1], s[6], s[11], s[12] = g(s[1], s[6], s[11], s[12], n.block[12], n.block[5])
|
||||||
gx(&state, 1, 6, 11, 12, n.block[12])
|
s[2], s[7], s[8], s[13] = g(s[2], s[7], s[8], s[13], n.block[9], n.block[14])
|
||||||
gy(&state, 1, 6, 11, 12, n.block[5])
|
s[3], s[4], s[9], s[14] = g(s[3], s[4], s[9], s[14], n.block[15], n.block[8])
|
||||||
gx(&state, 2, 7, 8, 13, n.block[9])
|
|
||||||
gy(&state, 2, 7, 8, 13, n.block[14])
|
|
||||||
gx(&state, 3, 4, 9, 14, n.block[15])
|
|
||||||
gy(&state, 3, 4, 9, 14, n.block[8])
|
|
||||||
|
|
||||||
// round3
|
|
||||||
|
|
||||||
|
// round 3
|
||||||
// Mix the columns.
|
// Mix the columns.
|
||||||
gx(&state, 0, 4, 8, 12, n.block[3])
|
s[0], s[4], s[8], s[12] = g(s[0], s[4], s[8], s[12], n.block[3], n.block[4])
|
||||||
gy(&state, 0, 4, 8, 12, n.block[4])
|
s[1], s[5], s[9], s[13] = g(s[1], s[5], s[9], s[13], n.block[10], n.block[12])
|
||||||
gx(&state, 1, 5, 9, 13, n.block[10])
|
s[2], s[6], s[10], s[14] = g(s[2], s[6], s[10], s[14], n.block[13], n.block[2])
|
||||||
gy(&state, 1, 5, 9, 13, n.block[12])
|
s[3], s[7], s[11], s[15] = g(s[3], s[7], s[11], s[15], n.block[7], n.block[14])
|
||||||
gx(&state, 2, 6, 10, 14, n.block[13])
|
|
||||||
gy(&state, 2, 6, 10, 14, n.block[2])
|
|
||||||
gx(&state, 3, 7, 11, 15, n.block[7])
|
|
||||||
gy(&state, 3, 7, 11, 15, n.block[14])
|
|
||||||
|
|
||||||
// Mix the diagonals.
|
// Mix the diagonals.
|
||||||
gx(&state, 0, 5, 10, 15, n.block[6])
|
s[0], s[5], s[10], s[15] = g(s[0], s[5], s[10], s[15], n.block[6], n.block[5])
|
||||||
gy(&state, 0, 5, 10, 15, n.block[5])
|
s[1], s[6], s[11], s[12] = g(s[1], s[6], s[11], s[12], n.block[9], n.block[0])
|
||||||
gx(&state, 1, 6, 11, 12, n.block[9])
|
s[2], s[7], s[8], s[13] = g(s[2], s[7], s[8], s[13], n.block[11], n.block[15])
|
||||||
gy(&state, 1, 6, 11, 12, n.block[0])
|
s[3], s[4], s[9], s[14] = g(s[3], s[4], s[9], s[14], n.block[8], n.block[1])
|
||||||
gx(&state, 2, 7, 8, 13, n.block[11])
|
|
||||||
gy(&state, 2, 7, 8, 13, n.block[15])
|
|
||||||
gx(&state, 3, 4, 9, 14, n.block[8])
|
|
||||||
gy(&state, 3, 4, 9, 14, n.block[1])
|
|
||||||
|
|
||||||
// round4
|
|
||||||
|
|
||||||
|
// round 4
|
||||||
// Mix the columns.
|
// Mix the columns.
|
||||||
gx(&state, 0, 4, 8, 12, n.block[10])
|
s[0], s[4], s[8], s[12] = g(s[0], s[4], s[8], s[12], n.block[10], n.block[7])
|
||||||
gy(&state, 0, 4, 8, 12, n.block[7])
|
s[1], s[5], s[9], s[13] = g(s[1], s[5], s[9], s[13], n.block[12], n.block[9])
|
||||||
gx(&state, 1, 5, 9, 13, n.block[12])
|
s[2], s[6], s[10], s[14] = g(s[2], s[6], s[10], s[14], n.block[14], n.block[3])
|
||||||
gy(&state, 1, 5, 9, 13, n.block[9])
|
s[3], s[7], s[11], s[15] = g(s[3], s[7], s[11], s[15], n.block[13], n.block[15])
|
||||||
gx(&state, 2, 6, 10, 14, n.block[14])
|
|
||||||
gy(&state, 2, 6, 10, 14, n.block[3])
|
|
||||||
gx(&state, 3, 7, 11, 15, n.block[13])
|
|
||||||
gy(&state, 3, 7, 11, 15, n.block[15])
|
|
||||||
|
|
||||||
// Mix the diagonals.
|
// Mix the diagonals.
|
||||||
gx(&state, 0, 5, 10, 15, n.block[4])
|
s[0], s[5], s[10], s[15] = g(s[0], s[5], s[10], s[15], n.block[4], n.block[0])
|
||||||
gy(&state, 0, 5, 10, 15, n.block[0])
|
s[1], s[6], s[11], s[12] = g(s[1], s[6], s[11], s[12], n.block[11], n.block[2])
|
||||||
gx(&state, 1, 6, 11, 12, n.block[11])
|
s[2], s[7], s[8], s[13] = g(s[2], s[7], s[8], s[13], n.block[5], n.block[8])
|
||||||
gy(&state, 1, 6, 11, 12, n.block[2])
|
s[3], s[4], s[9], s[14] = g(s[3], s[4], s[9], s[14], n.block[1], n.block[6])
|
||||||
gx(&state, 2, 7, 8, 13, n.block[5])
|
|
||||||
gy(&state, 2, 7, 8, 13, n.block[8])
|
|
||||||
gx(&state, 3, 4, 9, 14, n.block[1])
|
|
||||||
gy(&state, 3, 4, 9, 14, n.block[6])
|
|
||||||
|
|
||||||
// round5
|
|
||||||
|
|
||||||
|
// round 5
|
||||||
// Mix the columns.
|
// Mix the columns.
|
||||||
gx(&state, 0, 4, 8, 12, n.block[12])
|
s[0], s[4], s[8], s[12] = g(s[0], s[4], s[8], s[12], n.block[12], n.block[13])
|
||||||
gy(&state, 0, 4, 8, 12, n.block[13])
|
s[1], s[5], s[9], s[13] = g(s[1], s[5], s[9], s[13], n.block[9], n.block[11])
|
||||||
gx(&state, 1, 5, 9, 13, n.block[9])
|
s[2], s[6], s[10], s[14] = g(s[2], s[6], s[10], s[14], n.block[15], n.block[10])
|
||||||
gy(&state, 1, 5, 9, 13, n.block[11])
|
s[3], s[7], s[11], s[15] = g(s[3], s[7], s[11], s[15], n.block[14], n.block[8])
|
||||||
gx(&state, 2, 6, 10, 14, n.block[15])
|
|
||||||
gy(&state, 2, 6, 10, 14, n.block[10])
|
|
||||||
gx(&state, 3, 7, 11, 15, n.block[14])
|
|
||||||
gy(&state, 3, 7, 11, 15, n.block[8])
|
|
||||||
|
|
||||||
// Mix the diagonals.
|
// Mix the diagonals.
|
||||||
gx(&state, 0, 5, 10, 15, n.block[7])
|
s[0], s[5], s[10], s[15] = g(s[0], s[5], s[10], s[15], n.block[7], n.block[2])
|
||||||
gy(&state, 0, 5, 10, 15, n.block[2])
|
s[1], s[6], s[11], s[12] = g(s[1], s[6], s[11], s[12], n.block[5], n.block[3])
|
||||||
gx(&state, 1, 6, 11, 12, n.block[5])
|
s[2], s[7], s[8], s[13] = g(s[2], s[7], s[8], s[13], n.block[0], n.block[1])
|
||||||
gy(&state, 1, 6, 11, 12, n.block[3])
|
s[3], s[4], s[9], s[14] = g(s[3], s[4], s[9], s[14], n.block[6], n.block[4])
|
||||||
gx(&state, 2, 7, 8, 13, n.block[0])
|
|
||||||
gy(&state, 2, 7, 8, 13, n.block[1])
|
|
||||||
gx(&state, 3, 4, 9, 14, n.block[6])
|
|
||||||
gy(&state, 3, 4, 9, 14, n.block[4])
|
|
||||||
|
|
||||||
// round6
|
|
||||||
|
|
||||||
|
// round 6
|
||||||
// Mix the columns.
|
// Mix the columns.
|
||||||
gx(&state, 0, 4, 8, 12, n.block[9])
|
s[0], s[4], s[8], s[12] = g(s[0], s[4], s[8], s[12], n.block[9], n.block[14])
|
||||||
gy(&state, 0, 4, 8, 12, n.block[14])
|
s[1], s[5], s[9], s[13] = g(s[1], s[5], s[9], s[13], n.block[11], n.block[5])
|
||||||
gx(&state, 1, 5, 9, 13, n.block[11])
|
s[2], s[6], s[10], s[14] = g(s[2], s[6], s[10], s[14], n.block[8], n.block[12])
|
||||||
gy(&state, 1, 5, 9, 13, n.block[5])
|
s[3], s[7], s[11], s[15] = g(s[3], s[7], s[11], s[15], n.block[15], n.block[1])
|
||||||
gx(&state, 2, 6, 10, 14, n.block[8])
|
|
||||||
gy(&state, 2, 6, 10, 14, n.block[12])
|
|
||||||
gx(&state, 3, 7, 11, 15, n.block[15])
|
|
||||||
gy(&state, 3, 7, 11, 15, n.block[1])
|
|
||||||
|
|
||||||
// Mix the diagonals.
|
// Mix the diagonals.
|
||||||
gx(&state, 0, 5, 10, 15, n.block[13])
|
s[0], s[5], s[10], s[15] = g(s[0], s[5], s[10], s[15], n.block[13], n.block[3])
|
||||||
gy(&state, 0, 5, 10, 15, n.block[3])
|
s[1], s[6], s[11], s[12] = g(s[1], s[6], s[11], s[12], n.block[0], n.block[10])
|
||||||
gx(&state, 1, 6, 11, 12, n.block[0])
|
s[2], s[7], s[8], s[13] = g(s[2], s[7], s[8], s[13], n.block[2], n.block[6])
|
||||||
gy(&state, 1, 6, 11, 12, n.block[10])
|
s[3], s[4], s[9], s[14] = g(s[3], s[4], s[9], s[14], n.block[4], n.block[7])
|
||||||
gx(&state, 2, 7, 8, 13, n.block[2])
|
|
||||||
gy(&state, 2, 7, 8, 13, n.block[6])
|
|
||||||
gx(&state, 3, 4, 9, 14, n.block[4])
|
|
||||||
gy(&state, 3, 4, 9, 14, n.block[7])
|
|
||||||
|
|
||||||
// round7
|
|
||||||
|
|
||||||
|
// round 7
|
||||||
// Mix the columns.
|
// Mix the columns.
|
||||||
gx(&state, 0, 4, 8, 12, n.block[11])
|
s[0], s[4], s[8], s[12] = g(s[0], s[4], s[8], s[12], n.block[11], n.block[15])
|
||||||
gy(&state, 0, 4, 8, 12, n.block[15])
|
s[1], s[5], s[9], s[13] = g(s[1], s[5], s[9], s[13], n.block[5], n.block[0])
|
||||||
gx(&state, 1, 5, 9, 13, n.block[5])
|
s[2], s[6], s[10], s[14] = g(s[2], s[6], s[10], s[14], n.block[1], n.block[9])
|
||||||
gy(&state, 1, 5, 9, 13, n.block[0])
|
s[3], s[7], s[11], s[15] = g(s[3], s[7], s[11], s[15], n.block[8], n.block[6])
|
||||||
gx(&state, 2, 6, 10, 14, n.block[1])
|
|
||||||
gy(&state, 2, 6, 10, 14, n.block[9])
|
|
||||||
gx(&state, 3, 7, 11, 15, n.block[8])
|
|
||||||
gy(&state, 3, 7, 11, 15, n.block[6])
|
|
||||||
|
|
||||||
// Mix the diagonals.
|
// Mix the diagonals.
|
||||||
gx(&state, 0, 5, 10, 15, n.block[14])
|
s[0], s[5], s[10], s[15] = g(s[0], s[5], s[10], s[15], n.block[14], n.block[10])
|
||||||
gy(&state, 0, 5, 10, 15, n.block[10])
|
s[1], s[6], s[11], s[12] = g(s[1], s[6], s[11], s[12], n.block[2], n.block[12])
|
||||||
gx(&state, 1, 6, 11, 12, n.block[2])
|
s[2], s[7], s[8], s[13] = g(s[2], s[7], s[8], s[13], n.block[3], n.block[4])
|
||||||
gy(&state, 1, 6, 11, 12, n.block[12])
|
s[3], s[4], s[9], s[14] = g(s[3], s[4], s[9], s[14], n.block[7], n.block[13])
|
||||||
gx(&state, 2, 7, 8, 13, n.block[3])
|
|
||||||
gy(&state, 2, 7, 8, 13, n.block[4])
|
|
||||||
gx(&state, 3, 4, 9, 14, n.block[7])
|
|
||||||
gy(&state, 3, 4, 9, 14, n.block[13])
|
|
||||||
|
|
||||||
for i := range n.cv {
|
s[0] ^= s[0+8]
|
||||||
state[i] ^= state[i+8]
|
s[1] ^= s[1+8]
|
||||||
state[i+8] ^= n.cv[i]
|
s[2] ^= s[2+8]
|
||||||
}
|
s[3] ^= s[3+8]
|
||||||
|
s[4] ^= s[4+8]
|
||||||
|
s[5] ^= s[5+8]
|
||||||
|
s[6] ^= s[6+8]
|
||||||
|
s[7] ^= s[7+8]
|
||||||
|
s[0+8] ^= n.cv[0]
|
||||||
|
s[1+8] ^= n.cv[1]
|
||||||
|
s[2+8] ^= n.cv[2]
|
||||||
|
s[3+8] ^= n.cv[3]
|
||||||
|
s[4+8] ^= n.cv[4]
|
||||||
|
s[5+8] ^= n.cv[5]
|
||||||
|
s[6+8] ^= n.cv[6]
|
||||||
|
s[7+8] ^= n.cv[7]
|
||||||
return
|
return
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
||||||
28
gen/gen.go
28
gen/gen.go
|
|
@ -24,26 +24,18 @@ func main() {
|
||||||
fmt.Printf(`// round%d
|
fmt.Printf(`// round%d
|
||||||
|
|
||||||
// Mix the columns.
|
// Mix the columns.
|
||||||
gx(&state, 0, 4, 8, 12, n.block[%d])
|
s[0], s[4], s[8], s[12] = g(s[0], s[4], s[8], s[12], n.block[%d], n.block[%d])
|
||||||
gy(&state, 0, 4, 8, 12, n.block[%d])
|
s[1], s[5], s[9], s[13] = g(s[1], s[5], s[9], s[13], n.block[%d], n.block[%d])
|
||||||
gx(&state, 1, 5, 9, 13, n.block[%d])
|
s[2], s[6], s[10], s[14] = g(s[2], s[6], s[10], s[14], n.block[%d], n.block[%d])
|
||||||
gy(&state, 1, 5, 9, 13, n.block[%d])
|
s[3], s[7], s[11], s[15] = g(s[3], s[7], s[11], s[15], n.block[%d], n.block[%d])
|
||||||
gx(&state, 2, 6, 10, 14, n.block[%d])
|
|
||||||
gy(&state, 2, 6, 10, 14, n.block[%d])
|
|
||||||
gx(&state, 3, 7, 11, 15, n.block[%d])
|
|
||||||
gy(&state, 3, 7, 11, 15, n.block[%d])
|
|
||||||
|
|
||||||
// Mix the diagonals.
|
// Mix the diagonals.
|
||||||
gx(&state, 0, 5, 10, 15, n.block[%d])
|
s[0], s[5], s[10], s[15] = g(s[0], s[5], s[10], s[15], n.block[%d], n.block[%d])
|
||||||
gy(&state, 0, 5, 10, 15, n.block[%d])
|
s[1], s[6], s[11], s[12] = g(s[1], s[6], s[11], s[12], n.block[%d], n.block[%d])
|
||||||
gx(&state, 1, 6, 11, 12, n.block[%d])
|
s[2], s[7], s[8], s[13] = g(s[2], s[7], s[8], s[13], n.block[%d], n.block[%d])
|
||||||
gy(&state, 1, 6, 11, 12, n.block[%d])
|
s[3], s[4], s[9], s[14] = g(s[3], s[4], s[9], s[14], n.block[%d], n.block[%d])
|
||||||
gx(&state, 2, 7, 8, 13, n.block[%d])
|
`, x,
|
||||||
gy(&state, 2, 7, 8, 13, n.block[%d])
|
m[0], m[1], m[2], m[3], m[4], m[5], m[6], m[7], m[8], m[9], m[10], m[11], m[12], m[13], m[14], m[15])
|
||||||
gx(&state, 3, 4, 9, 14, n.block[%d])
|
|
||||||
gy(&state, 3, 4, 9, 14, n.block[%d])
|
|
||||||
|
|
||||||
`, x, m[0], m[1], m[2], m[3], m[4], m[5], m[6], m[7], m[8], m[9], m[10], m[11], m[12], m[13], m[14], m[15])
|
|
||||||
permute(&m)
|
permute(&m)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Reference in New Issue