@ -1,14 +0,0 @@ |
|||
|
|||
include "compconstant.circom"; |
|||
|
|||
|
|||
template AliasCheck() { |
|||
|
|||
signal input in[254]; |
|||
|
|||
component compConstant = CompConstant(-1); |
|||
|
|||
for (var i=0; i<254; i++) in[i] ==> compConstant.in[i]; |
|||
|
|||
compConstant.out === 0; |
|||
} |
@ -1,56 +0,0 @@ |
|||
|
|||
include "../node_modules/circom/circuits/bitify.circom"; |
|||
|
|||
// Returns 1 if in (in binary) > ct |
|||
|
|||
template CompConstant(ct) { |
|||
signal input in[254]; |
|||
signal output out; |
|||
|
|||
signal parts[127]; |
|||
signal sout; |
|||
|
|||
var clsb; |
|||
var cmsb; |
|||
var slsb; |
|||
var smsb; |
|||
|
|||
var sum=0; |
|||
|
|||
var b = (1 << 128) -1; |
|||
var a = 1; |
|||
var e = 1; |
|||
var i; |
|||
|
|||
for (i=0;i<127; i++) { |
|||
clsb = (ct >> (i*2)) & 1; |
|||
cmsb = (ct >> (i*2+1)) & 1; |
|||
slsb = in[i*2]; |
|||
smsb = in[i*2+1]; |
|||
|
|||
|
|||
if ((cmsb==0)&(clsb==0)) { |
|||
parts[i] <== -b*smsb*slsb + b*smsb + b*slsb; |
|||
} else if ((cmsb==0)&(clsb==1)) { |
|||
parts[i] <== a*smsb*slsb - a*slsb + b*smsb - a*smsb + a; |
|||
} else if ((cmsb==1)&(clsb==0)) { |
|||
parts[i] <== b*smsb*slsb - a*smsb + a; |
|||
} else { |
|||
parts[i] <== -a*smsb*slsb + a; |
|||
} |
|||
|
|||
sum = sum + parts[i]; |
|||
|
|||
b = b -e; |
|||
a = a +e; |
|||
e = e*2; |
|||
} |
|||
|
|||
sout <== sum; |
|||
|
|||
component num2bits = Num2Bits(135); |
|||
|
|||
num2bits.in <== sout; |
|||
|
|||
out <== num2bits.out[127]; |
|||
} |
@ -1,48 +1,236 @@ |
|||
include "montgomery.circom"; |
|||
include "mux3.circom"; |
|||
include "babyjub.circom"; |
|||
|
|||
include "escalarmul.circom"; |
|||
template Window4() { |
|||
signal input in[4]; |
|||
signal input base[2]; |
|||
signal output out[2]; |
|||
signal output out8[2]; // Returns 8*Base (To be linked) |
|||
|
|||
component mux = MultiMux3(2); |
|||
|
|||
mux.s[0] <== in[0]; |
|||
mux.s[1] <== in[1]; |
|||
mux.s[2] <== in[2]; |
|||
|
|||
component dbl2 = MontgomeryDouble(); |
|||
component adr3 = MontgomeryAdd(); |
|||
component adr4 = MontgomeryAdd(); |
|||
component adr5 = MontgomeryAdd(); |
|||
component adr6 = MontgomeryAdd(); |
|||
component adr7 = MontgomeryAdd(); |
|||
component adr8 = MontgomeryAdd(); |
|||
|
|||
// in[0] -> 1*BASE |
|||
|
|||
mux.c[0][0] <== base[0]; |
|||
mux.c[1][0] <== base[1]; |
|||
|
|||
// in[1] -> 2*BASE |
|||
dbl2.in[0] <== base[0]; |
|||
dbl2.in[1] <== base[1]; |
|||
mux.c[0][1] <== dbl2.out[0]; |
|||
mux.c[1][1] <== dbl2.out[1]; |
|||
|
|||
// in[2] -> 3*BASE |
|||
adr3.in1[0] <== base[0]; |
|||
adr3.in1[1] <== base[1]; |
|||
adr3.in2[0] <== dbl2.out[0]; |
|||
adr3.in2[1] <== dbl2.out[1]; |
|||
mux.c[0][2] <== adr3.out[0]; |
|||
mux.c[1][2] <== adr3.out[1]; |
|||
|
|||
// in[3] -> 4*BASE |
|||
adr4.in1[0] <== base[0]; |
|||
adr4.in1[1] <== base[1]; |
|||
adr4.in2[0] <== adr3.out[0]; |
|||
adr4.in2[1] <== adr3.out[1]; |
|||
mux.c[0][3] <== adr4.out[0]; |
|||
mux.c[1][3] <== adr4.out[1]; |
|||
|
|||
// in[4] -> 5*BASE |
|||
adr5.in1[0] <== base[0]; |
|||
adr5.in1[1] <== base[1]; |
|||
adr5.in2[0] <== adr4.out[0]; |
|||
adr5.in2[1] <== adr4.out[1]; |
|||
mux.c[0][4] <== adr5.out[0]; |
|||
mux.c[1][4] <== adr5.out[1]; |
|||
|
|||
// in[5] -> 6*BASE |
|||
adr6.in1[0] <== base[0]; |
|||
adr6.in1[1] <== base[1]; |
|||
adr6.in2[0] <== adr5.out[0]; |
|||
adr6.in2[1] <== adr5.out[1]; |
|||
mux.c[0][5] <== adr6.out[0]; |
|||
mux.c[1][5] <== adr6.out[1]; |
|||
|
|||
// in[6] -> 7*BASE |
|||
adr7.in1[0] <== base[0]; |
|||
adr7.in1[1] <== base[1]; |
|||
adr7.in2[0] <== adr6.out[0]; |
|||
adr7.in2[1] <== adr6.out[1]; |
|||
mux.c[0][6] <== adr7.out[0]; |
|||
mux.c[1][6] <== adr7.out[1]; |
|||
|
|||
// in[7] -> 8*BASE |
|||
adr8.in1[0] <== base[0]; |
|||
adr8.in1[1] <== base[1]; |
|||
adr8.in2[0] <== adr7.out[0]; |
|||
adr8.in2[1] <== adr7.out[1]; |
|||
mux.c[0][7] <== adr8.out[0]; |
|||
mux.c[1][7] <== adr8.out[1]; |
|||
|
|||
out8[0] <== adr8.out[0]; |
|||
out8[1] <== adr8.out[1]; |
|||
|
|||
out[0] <== mux.out[0]; |
|||
out[1] <== - mux.out[1]*2*in[3] + mux.out[1]; // Negate y if in[3] is one |
|||
} |
|||
|
|||
|
|||
template Segment(nWindows) { |
|||
signal input in[nWindows*4]; |
|||
signal input base[2]; |
|||
signal output out[2]; |
|||
|
|||
var i; |
|||
var j; |
|||
|
|||
// Convert the base to montgomery |
|||
|
|||
component e2m = Edwards2Montgomery(); |
|||
e2m.in[0] <== base[0]; |
|||
e2m.in[1] <== base[1]; |
|||
|
|||
component windows[nWindows]; |
|||
component doublers1[nWindows-1]; |
|||
component doublers2[nWindows-1]; |
|||
component adders[nWindows-1]; |
|||
for (i=0; i<nWindows; i++) { |
|||
windows[i] = Window4(); |
|||
if (i==0) { |
|||
windows[i].base[0] <== e2m.out[0]; |
|||
windows[i].base[1] <== e2m.out[1]; |
|||
} else { |
|||
doublers1[i-1] = MontgomeryDouble(); |
|||
doublers2[i-1] = MontgomeryDouble(); |
|||
doublers1[i-1].in[0] <== windows[i-1].out8[0]; |
|||
doublers1[i-1].in[1] <== windows[i-1].out8[1]; |
|||
doublers2[i-1].in[0] <== doublers1[i-1].out[0]; |
|||
doublers2[i-1].in[1] <== doublers1[i-1].out[1]; |
|||
|
|||
windows[i].base[0] <== doublers2[i-1].out[0]; |
|||
windows[i].base[1] <== doublers2[i-1].out[1]; |
|||
|
|||
adders[i-1] = MontgomeryAdd(); |
|||
if (i==1) { |
|||
adders[i-1].in1[0] <== windows[0].out[0]; |
|||
adders[i-1].in1[1] <== windows[0].out[1]; |
|||
} else { |
|||
adders[i-1].in1[0] <== adders[i-2].out[0]; |
|||
adders[i-1].in1[1] <== adders[i-2].out[1]; |
|||
} |
|||
adders[i-1].in2[0] <== windows[i].out[0]; |
|||
adders[i-1].in2[1] <== windows[i].out[1]; |
|||
} |
|||
for (j=0; j<4; j++) { |
|||
windows[i].in[j] <== in[4*i+j]; |
|||
} |
|||
} |
|||
|
|||
component m2e = Montgomery2Edwards(); |
|||
|
|||
if (nWindows > 1) { |
|||
m2e.in[0] <== adders[nWindows-2].out[0]; |
|||
m2e.in[1] <== adders[nWindows-2].out[1]; |
|||
} else { |
|||
m2e.in[0] <== windows[0].out[0]; |
|||
m2e.in[1] <== windows[0].out[1]; |
|||
} |
|||
|
|||
out[0] <== m2e.out[0]; |
|||
out[1] <== m2e.out[1]; |
|||
} |
|||
|
|||
template Pedersen(n) { |
|||
signal input in[n]; |
|||
signal output out[2]; |
|||
|
|||
var nexps = ((n-1) \ 250) + 1; |
|||
var nlastbits = n - (nexps-1)*250; |
|||
var BASE = [ |
|||
[7889815880984390413826091016397158135734961432619494935997950708325418623781,8846020814737052626835496416415322522216827521798085437978304928900248828704], |
|||
[12932435660254426850246080929365951045207624124386035886549006330955720993567,15876660444082442781217588393435527739441124986236154572507597829115005542086], |
|||
[2482397177297734131621151094340467680859038448217226675361423673093734165962,10039279516804305991696249700635360957313934801940294703211894781106216299926], |
|||
[17157815998940296936592098789990444736073034804807810484873853349962905015352,6488208869655503622669430389521947006738035600928015942696596112432120303604], |
|||
[264004460746169389447419243214191481604172623204375600962322511417379874376,2415858116338771134001541482988382151008857516531390792628421155957250972277], |
|||
[4135925743285698117252356077971179769271452015650275231796007492648697405139,10188226868678337759614729372197905253307539893323271103976079007344248400845], |
|||
[1774758779250924961062140611815304699163957993414252473010092444201412186500,4347026286058522695608532575722049241297833321096891696953943795644684841805], |
|||
[7879866447646097585900946926276218605564915618236971624614091698429769712458,2093592432852088858177276030443845730480437238346603396739626046140688969347], |
|||
[8298560996095230984182228319122592575131718101813938808256495049817179791777,1767915891871602626938298102360238720016341966012238026281701463959008338852], |
|||
[10415885340847357003805466620366840573458521568359796855704531856219635265921,3432650026491357206165099540731361444311747596326968441647905394914712226413] |
|||
] |
|||
|
|||
component escalarMuls[nexps]; |
|||
var nSegments = ((n-1)\200)+1; |
|||
|
|||
var PBASE = [ |
|||
[ 6842263847932328569390632736104801120816056295876316310227967232893658007436, |
|||
10520112236148895828506510766039255961372323270202387671483666293012156799229], |
|||
[ 7512553369533424708326990019377586455744651641787163924108944444109352325495, |
|||
242060483180498555826438209654403949979206323274480625257315595534333598496], |
|||
[ 480315709862415282411588615813248553518720286084247594626493599605932342246, |
|||
15016559215090999873142530067666085992648246670781771102893391410239675444873], |
|||
[ 8311398801616893527636419786153024398643144699386228070202625261657263599049, |
|||
11125962584728296601438821974884453267303385157860713577195820780853779600315], |
|||
[ 1924118814882677827825936037840538695314492559747259292440881566152665343441, |
|||
17232376423406964731689089286495480735310130852288107159412732879983310795144] |
|||
]; |
|||
component segments[nSegments]; |
|||
|
|||
var i; |
|||
var j; |
|||
var nexpbits; |
|||
for (i=0; i<nexps; i++) { |
|||
nexpbits = (i == nexps-1) ? nlastbits : 250; |
|||
escalarMuls[i] = EscalarMul(nexpbits, PBASE[i]); |
|||
|
|||
for (j=0; j<nexpbits; j++) { |
|||
escalarMuls[i].in[j] <== in[250*i + j]; |
|||
var nBits; |
|||
var nWindows; |
|||
for (i=0; i<nSegments; i++) { |
|||
nBits = (i == (nSegments-1)) ? n - (nSegments-1)*200 : 200; |
|||
nWindows = ((nBits - 1)\4)+1; |
|||
segments[i] = Segment(nWindows); |
|||
segments[i].base[0] <== BASE[i][0]; |
|||
segments[i].base[1] <== BASE[i][1]; |
|||
for (j = 0; j<nBits; j++) { |
|||
segments[i].in[j] <== in[i*200+j]; |
|||
} |
|||
// Fill padding bits |
|||
for (j = nBits; j < nWindows*4; j++) { |
|||
segments[i].in[j] <== 0; |
|||
} |
|||
} |
|||
|
|||
component adders[nSegments-1]; |
|||
|
|||
for (i=0; i<nSegments-1; i++) { |
|||
adders[i] = BabyAdd(); |
|||
if (i==0) { |
|||
escalarMuls[i].inp[0] <== 0; |
|||
escalarMuls[i].inp[1] <== 1; |
|||
adders[i].x1 <== segments[0].out[0]; |
|||
adders[i].y1 <== segments[0].out[1]; |
|||
adders[i].x2 <== segments[1].out[0]; |
|||
adders[i].y2 <== segments[1].out[1]; |
|||
} else { |
|||
escalarMuls[i].inp[0] <== escalarMuls[i-1].out[0]; |
|||
escalarMuls[i].inp[1] <== escalarMuls[i-1].out[1]; |
|||
adders[i].x1 <== adders[i-1].xout; |
|||
adders[i].y1 <== adders[i-1].yout; |
|||
adders[i].x2 <== segments[i+1].out[0]; |
|||
adders[i].y2 <== segments[i+1].out[1]; |
|||
} |
|||
} |
|||
|
|||
escalarMuls[nexps-1].out[0] ==> out[0]; |
|||
escalarMuls[nexps-1].out[1] ==> out[1]; |
|||
/* |
|||
coponent packPoint = PackPoint(); |
|||
|
|||
if (nSegments>1) { |
|||
packPoint.in[0] <== adders[nSegments-2].xout; |
|||
packPoint.in[1] <== adders[nSegments-2].yout; |
|||
} else { |
|||
packPoint.in[0] <== segments[0].out[0]; |
|||
packPoint.in[1] <== segments[0].out[1]; |
|||
} |
|||
|
|||
out[0] <== packPoint.out[0]; |
|||
out[1] <== packPoint.out[1]; |
|||
*/ |
|||
|
|||
if (nSegments>1) { |
|||
out[0] <== adders[nSegments-2].xout; |
|||
out[1] <== adders[nSegments-2].yout; |
|||
} else { |
|||
out[0] <== segments[0].out[0]; |
|||
out[1] <== segments[0].out[1]; |
|||
} |
|||
} |
|||
|
@ -1,236 +0,0 @@ |
|||
include "montgomery.circom"; |
|||
include "mux3.circom"; |
|||
include "babyjub.circom"; |
|||
|
|||
template Window4() { |
|||
signal input in[4]; |
|||
signal input base[2]; |
|||
signal output out[2]; |
|||
signal output out8[2]; // Returns 8*Base (To be linked) |
|||
|
|||
component mux = MultiMux3(2); |
|||
|
|||
mux.s[0] <== in[0]; |
|||
mux.s[1] <== in[1]; |
|||
mux.s[2] <== in[2]; |
|||
|
|||
component dbl2 = MontgomeryDouble(); |
|||
component adr3 = MontgomeryAdd(); |
|||
component adr4 = MontgomeryAdd(); |
|||
component adr5 = MontgomeryAdd(); |
|||
component adr6 = MontgomeryAdd(); |
|||
component adr7 = MontgomeryAdd(); |
|||
component adr8 = MontgomeryAdd(); |
|||
|
|||
// in[0] -> 1*BASE |
|||
|
|||
mux.c[0][0] <== base[0]; |
|||
mux.c[1][0] <== base[1]; |
|||
|
|||
// in[1] -> 2*BASE |
|||
dbl2.in[0] <== base[0]; |
|||
dbl2.in[1] <== base[1]; |
|||
mux.c[0][1] <== dbl2.out[0]; |
|||
mux.c[1][1] <== dbl2.out[1]; |
|||
|
|||
// in[2] -> 3*BASE |
|||
adr3.in1[0] <== base[0]; |
|||
adr3.in1[1] <== base[1]; |
|||
adr3.in2[0] <== dbl2.out[0]; |
|||
adr3.in2[1] <== dbl2.out[1]; |
|||
mux.c[0][2] <== adr3.out[0]; |
|||
mux.c[1][2] <== adr3.out[1]; |
|||
|
|||
// in[3] -> 4*BASE |
|||
adr4.in1[0] <== base[0]; |
|||
adr4.in1[1] <== base[1]; |
|||
adr4.in2[0] <== adr3.out[0]; |
|||
adr4.in2[1] <== adr3.out[1]; |
|||
mux.c[0][3] <== adr4.out[0]; |
|||
mux.c[1][3] <== adr4.out[1]; |
|||
|
|||
// in[4] -> 5*BASE |
|||
adr5.in1[0] <== base[0]; |
|||
adr5.in1[1] <== base[1]; |
|||
adr5.in2[0] <== adr4.out[0]; |
|||
adr5.in2[1] <== adr4.out[1]; |
|||
mux.c[0][4] <== adr5.out[0]; |
|||
mux.c[1][4] <== adr5.out[1]; |
|||
|
|||
// in[5] -> 6*BASE |
|||
adr6.in1[0] <== base[0]; |
|||
adr6.in1[1] <== base[1]; |
|||
adr6.in2[0] <== adr5.out[0]; |
|||
adr6.in2[1] <== adr5.out[1]; |
|||
mux.c[0][5] <== adr6.out[0]; |
|||
mux.c[1][5] <== adr6.out[1]; |
|||
|
|||
// in[6] -> 7*BASE |
|||
adr7.in1[0] <== base[0]; |
|||
adr7.in1[1] <== base[1]; |
|||
adr7.in2[0] <== adr6.out[0]; |
|||
adr7.in2[1] <== adr6.out[1]; |
|||
mux.c[0][6] <== adr7.out[0]; |
|||
mux.c[1][6] <== adr7.out[1]; |
|||
|
|||
// in[7] -> 8*BASE |
|||
adr8.in1[0] <== base[0]; |
|||
adr8.in1[1] <== base[1]; |
|||
adr8.in2[0] <== adr7.out[0]; |
|||
adr8.in2[1] <== adr7.out[1]; |
|||
mux.c[0][7] <== adr8.out[0]; |
|||
mux.c[1][7] <== adr8.out[1]; |
|||
|
|||
out8[0] <== adr8.out[0]; |
|||
out8[1] <== adr8.out[1]; |
|||
|
|||
out[0] <== mux.out[0]; |
|||
out[1] <== - mux.out[1]*2*in[3] + mux.out[1]; // Negate y if in[3] is one |
|||
} |
|||
|
|||
|
|||
template Segment(nWindows) { |
|||
signal input in[nWindows*4]; |
|||
signal input base[2]; |
|||
signal output out[2]; |
|||
|
|||
var i; |
|||
var j; |
|||
|
|||
// Convert the base to montgomery |
|||
|
|||
component e2m = Edwards2Montgomery(); |
|||
e2m.in[0] <== base[0]; |
|||
e2m.in[1] <== base[1]; |
|||
|
|||
component windows[nWindows]; |
|||
component doublers1[nWindows-1]; |
|||
component doublers2[nWindows-1]; |
|||
component adders[nWindows-1]; |
|||
for (i=0; i<nWindows; i++) { |
|||
windows[i] = Window4(); |
|||
if (i==0) { |
|||
windows[i].base[0] <== e2m.out[0]; |
|||
windows[i].base[1] <== e2m.out[1]; |
|||
} else { |
|||
doublers1[i-1] = MontgomeryDouble(); |
|||
doublers2[i-1] = MontgomeryDouble(); |
|||
doublers1[i-1].in[0] <== windows[i-1].out8[0]; |
|||
doublers1[i-1].in[1] <== windows[i-1].out8[1]; |
|||
doublers2[i-1].in[0] <== doublers1[i-1].out[0]; |
|||
doublers2[i-1].in[1] <== doublers1[i-1].out[1]; |
|||
|
|||
windows[i].base[0] <== doublers2[i-1].out[0]; |
|||
windows[i].base[1] <== doublers2[i-1].out[1]; |
|||
|
|||
adders[i-1] = MontgomeryAdd(); |
|||
if (i==1) { |
|||
adders[i-1].in1[0] <== windows[0].out[0]; |
|||
adders[i-1].in1[1] <== windows[0].out[1]; |
|||
} else { |
|||
adders[i-1].in1[0] <== adders[i-2].out[0]; |
|||
adders[i-1].in1[1] <== adders[i-2].out[1]; |
|||
} |
|||
adders[i-1].in2[0] <== windows[i].out[0]; |
|||
adders[i-1].in2[1] <== windows[i].out[1]; |
|||
} |
|||
for (j=0; j<4; j++) { |
|||
windows[i].in[j] <== in[4*i+j]; |
|||
} |
|||
} |
|||
|
|||
component m2e = Montgomery2Edwards(); |
|||
|
|||
if (nWindows > 1) { |
|||
m2e.in[0] <== adders[nWindows-2].out[0]; |
|||
m2e.in[1] <== adders[nWindows-2].out[1]; |
|||
} else { |
|||
m2e.in[0] <== windows[0].out[0]; |
|||
m2e.in[1] <== windows[0].out[1]; |
|||
} |
|||
|
|||
out[0] <== m2e.out[0]; |
|||
out[1] <== m2e.out[1]; |
|||
} |
|||
|
|||
template Pedersen(n) { |
|||
signal input in[n]; |
|||
signal output out[2]; |
|||
|
|||
var BASE = [ |
|||
[7889815880984390413826091016397158135734961432619494935997950708325418623781,8846020814737052626835496416415322522216827521798085437978304928900248828704], |
|||
[12932435660254426850246080929365951045207624124386035886549006330955720993567,15876660444082442781217588393435527739441124986236154572507597829115005542086], |
|||
[2482397177297734131621151094340467680859038448217226675361423673093734165962,10039279516804305991696249700635360957313934801940294703211894781106216299926], |
|||
[17157815998940296936592098789990444736073034804807810484873853349962905015352,6488208869655503622669430389521947006738035600928015942696596112432120303604], |
|||
[264004460746169389447419243214191481604172623204375600962322511417379874376,2415858116338771134001541482988382151008857516531390792628421155957250972277], |
|||
[4135925743285698117252356077971179769271452015650275231796007492648697405139,10188226868678337759614729372197905253307539893323271103976079007344248400845], |
|||
[1774758779250924961062140611815304699163957993414252473010092444201412186500,4347026286058522695608532575722049241297833321096891696953943795644684841805], |
|||
[7879866447646097585900946926276218605564915618236971624614091698429769712458,2093592432852088858177276030443845730480437238346603396739626046140688969347], |
|||
[8298560996095230984182228319122592575131718101813938808256495049817179791777,1767915891871602626938298102360238720016341966012238026281701463959008338852], |
|||
[10415885340847357003805466620366840573458521568359796855704531856219635265921,3432650026491357206165099540731361444311747596326968441647905394914712226413] |
|||
] |
|||
|
|||
var nSegments = ((n-1)\200)+1; |
|||
|
|||
component segments[nSegments]; |
|||
|
|||
var i; |
|||
var j; |
|||
var nBits; |
|||
var nWindows; |
|||
for (i=0; i<nSegments; i++) { |
|||
nBits = (i == (nSegments-1)) ? n - (nSegments-1)*200 : 200; |
|||
nWindows = ((nBits - 1)\4)+1; |
|||
segments[i] = Segment(nWindows); |
|||
segments[i].base[0] <== BASE[i][0]; |
|||
segments[i].base[1] <== BASE[i][1]; |
|||
for (j = 0; j<nBits; j++) { |
|||
segments[i].in[j] <== in[i*200+j]; |
|||
} |
|||
// Fill padding bits |
|||
for (j = nBits; j < nWindows*4; j++) { |
|||
segments[i].in[j] <== 0; |
|||
} |
|||
} |
|||
|
|||
component adders[nSegments-1]; |
|||
|
|||
for (i=0; i<nSegments-1; i++) { |
|||
adders[i] = BabyAdd(); |
|||
if (i==0) { |
|||
adders[i].x1 <== segments[0].out[0]; |
|||
adders[i].y1 <== segments[0].out[1]; |
|||
adders[i].x2 <== segments[1].out[0]; |
|||
adders[i].y2 <== segments[1].out[1]; |
|||
} else { |
|||
adders[i].x1 <== adders[i-1].xout; |
|||
adders[i].y1 <== adders[i-1].yout; |
|||
adders[i].x2 <== segments[i+1].out[0]; |
|||
adders[i].y2 <== segments[i+1].out[1]; |
|||
} |
|||
} |
|||
|
|||
/* |
|||
coponent packPoint = PackPoint(); |
|||
|
|||
if (nSegments>1) { |
|||
packPoint.in[0] <== adders[nSegments-2].xout; |
|||
packPoint.in[1] <== adders[nSegments-2].yout; |
|||
} else { |
|||
packPoint.in[0] <== segments[0].out[0]; |
|||
packPoint.in[1] <== segments[0].out[1]; |
|||
} |
|||
|
|||
out[0] <== packPoint.out[0]; |
|||
out[1] <== packPoint.out[1]; |
|||
*/ |
|||
|
|||
if (nSegments>1) { |
|||
out[0] <== adders[nSegments-2].xout; |
|||
out[1] <== adders[nSegments-2].yout; |
|||
} else { |
|||
out[0] <== segments[0].out[0]; |
|||
out[1] <== segments[0].out[1]; |
|||
} |
|||
} |
|||
|
@ -0,0 +1,48 @@ |
|||
|
|||
include "escalarmul.circom"; |
|||
|
|||
template Pedersen(n) { |
|||
signal input in[n]; |
|||
signal output out[2]; |
|||
|
|||
var nexps = ((n-1) \ 250) + 1; |
|||
var nlastbits = n - (nexps-1)*250; |
|||
|
|||
component escalarMuls[nexps]; |
|||
|
|||
var PBASE = [ |
|||
[ 6842263847932328569390632736104801120816056295876316310227967232893658007436, |
|||
10520112236148895828506510766039255961372323270202387671483666293012156799229], |
|||
[ 7512553369533424708326990019377586455744651641787163924108944444109352325495, |
|||
242060483180498555826438209654403949979206323274480625257315595534333598496], |
|||
[ 480315709862415282411588615813248553518720286084247594626493599605932342246, |
|||
15016559215090999873142530067666085992648246670781771102893391410239675444873], |
|||
[ 8311398801616893527636419786153024398643144699386228070202625261657263599049, |
|||
11125962584728296601438821974884453267303385157860713577195820780853779600315], |
|||
[ 1924118814882677827825936037840538695314492559747259292440881566152665343441, |
|||
17232376423406964731689089286495480735310130852288107159412732879983310795144] |
|||
]; |
|||
|
|||
var i; |
|||
var j; |
|||
var nexpbits; |
|||
for (i=0; i<nexps; i++) { |
|||
nexpbits = (i == nexps-1) ? nlastbits : 250; |
|||
escalarMuls[i] = EscalarMul(nexpbits, PBASE[i]); |
|||
|
|||
for (j=0; j<nexpbits; j++) { |
|||
escalarMuls[i].in[j] <== in[250*i + j]; |
|||
} |
|||
|
|||
if (i==0) { |
|||
escalarMuls[i].inp[0] <== 0; |
|||
escalarMuls[i].inp[1] <== 1; |
|||
} else { |
|||
escalarMuls[i].inp[0] <== escalarMuls[i-1].out[0]; |
|||
escalarMuls[i].inp[1] <== escalarMuls[i-1].out[1]; |
|||
} |
|||
} |
|||
|
|||
escalarMuls[nexps-1].out[0] ==> out[0]; |
|||
escalarMuls[nexps-1].out[1] ==> out[1]; |
|||
} |
@ -1,3 +1,3 @@ |
|||
include "../../circuit/aliascheck.circom"; |
|||
include "../../node_modules/circom/circuits/aliascheck.circom"; |
|||
|
|||
component main = AliasCheck() |