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Implement Blake2s hash #310

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merged 6 commits into from
Oct 23, 2023
Merged

Implement Blake2s hash #310

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ce47497
Begin implemneting blake2s
fmoletta Oct 2, 2023
bc5f5d4
Finish blake2s impl
fmoletta Oct 3, 2023
756aec9
Add unit test
fmoletta Oct 3, 2023
4e89d38
Add more unit tests
fmoletta Oct 3, 2023
756e485
Merge branch 'main' into blake2s
pefontana Oct 5, 2023
8ea2ff9
Merge branch 'main' into blake2s
pefontana Oct 17, 2023
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79 changes: 79 additions & 0 deletions pkg/hints/hint_utils/bake2s_hash_test.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,79 @@
package hint_utils_test

import (
"reflect"
"testing"

. "github.com/lambdaclass/cairo-vm.go/pkg/hints/hint_utils"
)

func TestBlake2sCompressA(t *testing.T) {
h := [8]uint32{1795745351, 3144134277, 1013904242, 2773480762, 1359893119, 2600822924, 528734635, 1541459225}
message := [16]uint32{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
expectedState := []uint32{412110711, 3234706100, 3894970767, 982912411, 937789635, 742982576, 3942558313, 1407547065}
newState := Blake2sCompress(h, message, 2, 0, 4294967295, 0)
if !reflect.DeepEqual(expectedState, newState) {
t.Error("Wrong state returned by Blake2sCompress")
}
}

func TestBlake2sCompressB(t *testing.T) {
h := [8]uint32{1795745351, 3144134277, 1013904242, 2773480762, 1359893119, 2600822924, 528734635, 1541459225}
message := [16]uint32{456710651, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
expectedState := []uint32{1061041453, 3663967611, 2158760218, 836165556, 3696892209, 3887053585, 2675134684, 2201582556}
newState := Blake2sCompress(h, message, 2, 0, 4294967295, 0)
if !reflect.DeepEqual(expectedState, newState) {
t.Error("Wrong state returned by Blake2sCompress")
}
}

func TestBlake2sCompressC(t *testing.T) {
//Hashing "Hello World"
h := [8]uint32{1795745351, 3144134277, 1013904242, 2773480762, 1359893119, 2600822924, 528734635, 1541459225}
message := [16]uint32{1819043144, 1870078063, 6581362, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
expectedState := []uint32{939893662, 3935214984, 1704819782, 3912812968, 4211807320, 3760278243, 674188535, 2642110762}
newState := Blake2sCompress(h, message, 9, 0, 4294967295, 0)
if !reflect.DeepEqual(expectedState, newState) {
t.Error("Wrong state returned by Blake2sCompress")
}
}

func TestBlake2sCompressD(t *testing.T) {
h := [8]uint32{1795745351, 3144134277, 1013904242, 2773480762, 1359893119, 2600822924, 528734635, 1541459225}
message := [16]uint32{1819043144, 1870078063, 6581362, 274628678, 715791845, 175498643, 871587583, 0, 0, 0, 0, 0, 0, 0, 0, 0}
expectedState := []uint32{3980510537, 3982966407, 1593299263, 2666882356, 3288094120, 2682988286, 1666615862, 378086837}
newState := Blake2sCompress(h, message, 28, 0, 4294967295, 0)
if !reflect.DeepEqual(expectedState, newState) {
t.Error("Wrong state returned by Blake2sCompress")
}
}

func TestBlake2sCompressE(t *testing.T) {
h := [8]uint32{1795745351, 3144134277, 1013904242, 2773480762, 1359893119, 2600822924, 528734635, 1541459225}
message := [16]uint32{1819043144, 1870078063, 6581362, 274628678, 715791845, 175498643, 871587583, 635963558, 557369694, 1576875962, 215769785, 0, 0, 0, 0, 0}
expectedState := []uint32{3251785223, 1946079609, 2665255093, 3508191500, 3630835628, 3067307230, 3623370123, 656151356}
newState := Blake2sCompress(h, message, 44, 0, 4294967295, 0)
if !reflect.DeepEqual(expectedState, newState) {
t.Error("Wrong state returned by Blake2sCompress")
}
}

func TestBlake2sCompressF(t *testing.T) {
h := [8]uint32{1795745351, 3144134277, 1013904242, 2773480762, 1359893119, 2600822924, 528734635, 1541459225}
message := [16]uint32{1819043144, 1870078063, 6581362, 274628678, 715791845, 175498643, 871587583, 635963558, 557369694, 1576875962, 215769785, 152379578, 585849303, 764739320, 437383930, 74833930}
expectedState := []uint32{2593218707, 3238077801, 914875393, 3462286058, 4028447058, 3174734057, 2001070146, 3741410512}
newState := Blake2sCompress(h, message, 64, 0, 4294967295, 0)
if !reflect.DeepEqual(expectedState, newState) {
t.Error("Wrong state returned by Blake2sCompress")
}
}

func TestBlake2sCompressG(t *testing.T) {
h := [8]uint32{1795745351, 3144134277, 1013904242, 2773480762, 1359893119, 2600822924, 528734635, 1541459225}
message := [16]uint32{11563522, 43535528, 653255322, 274628678, 73471943, 17549868, 87158958, 635963558, 343656565, 1576875962, 215769785, 152379578, 585849303, 76473202, 437253230, 74833930}
expectedState := []uint32{3496615692, 3252241979, 3771521549, 2125493093, 3240605752, 2885407061, 3962009872, 3845288240}
newState := Blake2sCompress(h, message, 64, 0, 4294967295, 0)
if !reflect.DeepEqual(expectedState, newState) {
t.Error("Wrong state returned by Blake2sCompress")
}
}
133 changes: 133 additions & 0 deletions pkg/hints/hint_utils/blake2s_hash.go
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Original file line number Diff line number Diff line change
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package hint_utils

func IV() [8]uint32 {
return [8]uint32{
0x6A09E667,
0xBB67AE85,
0x3C6EF372,
0xA54FF53A,
0x510E527F,
0x9B05688C,
0x1F83D9AB,
0x5BE0CD19}
}

func SIGMA() [10][16]uint32 {
return [10][16]uint32{
{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15},
{14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3},
{11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4},
{7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8},
{9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13},
{2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9},
{12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11},
{13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10},
{6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5},
{10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0},
}
}

func rightRot(value uint32, n uint32) uint32 {
return (value >> n) | ((value & ((1 << n) - 1)) << (32 - n))
}

func mix(a uint32, b uint32, c uint32, d uint32, m0 uint32, m1 uint32) (uint32, uint32, uint32, uint32) {
a = a + b + m0
d = rightRot(d^a, 16)
c = c + d
b = rightRot(b^c, 12)
a = a + b + m1
d = rightRot(d^a, 8)
c = c + d
b = rightRot(b^c, 7)
return a, b, c, d
}

func blakeRound(state []uint32, message [16]uint32, sigma [16]uint32) []uint32 {
state[0], state[4], state[8], state[12] = mix(
state[0],
state[4],
state[8],
state[12],
message[sigma[0]],
message[sigma[1]],
)
state[1], state[5], state[9], state[13] = mix(
state[1],
state[5],
state[9],
state[13],
message[sigma[2]],
message[sigma[3]],
)
state[2], state[6], state[10], state[14] = mix(
state[2],
state[6],
state[10],
state[14],
message[sigma[4]],
message[sigma[5]],
)
state[3], state[7], state[11], state[15] = mix(
state[3],
state[7],
state[11],
state[15],
message[sigma[6]],
message[sigma[7]],
)
state[0], state[5], state[10], state[15] = mix(
state[0],
state[5],
state[10],
state[15],
message[sigma[8]],
message[sigma[9]],
)
state[1], state[6], state[11], state[12] = mix(
state[1],
state[6],
state[11],
state[12],
message[sigma[10]],
message[sigma[11]],
)
state[2], state[7], state[8], state[13] = mix(
state[2],
state[7],
state[8],
state[13],
message[sigma[12]],
message[sigma[13]],
)
state[3], state[4], state[9], state[14] = mix(
state[3],
state[4],
state[9],
state[14],
message[sigma[14]],
message[sigma[15]],
)
return state
}

func Blake2sCompress(h [8]uint32, message [16]uint32, t0 uint32, t1 uint32, f0 uint32, f1 uint32) []uint32 {
iv := IV()

state := make([]uint32, 0, 16)

state = append(state, h[:]...)
state = append(state, iv[:4]...)
state = append(state, iv[4]^t0, iv[5]^t1, iv[6]^f0, iv[7]^f1)

for _, sigmaList := range SIGMA() {
state = blakeRound(state, message, sigmaList)
}

newState := make([]uint32, 0, 8)
for i := 0; i < 8; i++ {
newState = append(newState, h[i]^state[i]^state[8+i])
}

return newState
}
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