arnaucube/circomlib
1
0
Fork 0
mirror of https://github.com/arnaucube/circomlib.git synced 2026-02-07 03:06:44 +01:00
Code Issues Packages Projects Releases Wiki Activity

Pedersen Hash done with tests

Browse Source
This commit is contained in:
Jordi Baylina
2018-11-13 10:57:54 +01:00
parent 9513ee2ff2
commit 4b147eca7f
9 changed files with 244497 additions and 208 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
circuit/pedersen.circom
View File

@@ -1,7 +1,7 @@
include "escalarmul.circom";
component Pedersen(n) {
template Pedersen(n) {
signal input in[n];
signal output out[2];
@@ -11,23 +11,24 @@ component Pedersen(n) {
component escalarMuls[nexps];
var PBASE = [
[17777552123799933955779906779655732241715742912184938656739573121738514868268,
2626589144620713026669568689430873010625803728049924121243784502389097019475],
[17777552123799933955779906779655732241715742912184938656739573121738514868268,
2626589144620713026669568689430873010625803728049924121243784502389097019475],
[17777552123799933955779906779655732241715742912184938656739573121738514868268,
2626589144620713026669568689430873010625803728049924121243784502389097019475],
[17777552123799933955779906779655732241715742912184938656739573121738514868268,
2626589144620713026669568689430873010625803728049924121243784502389097019475],
[17777552123799933955779906779655732241715742912184938656739573121738514868268,
2626589144620713026669568689430873010625803728049924121243784502389097019475]
[ 6842263847932328569390632736104801120816056295876316310227967232893658007436,
10520112236148895828506510766039255961372323270202387671483666293012156799229],
[ 7512553369533424708326990019377586455744651641787163924108944444109352325495,
242060483180498555826438209654403949979206323274480625257315595534333598496],
[ 480315709862415282411588615813248553518720286084247594626493599605932342246,
15016559215090999873142530067666085992648246670781771102893391410239675444873],
[ 8311398801616893527636419786153024398643144699386228070202625261657263599049,
11125962584728296601438821974884453267303385157860713577195820780853779600315],
[ 1924118814882677827825936037840538695314492559747259292440881566152665343441,
17232376423406964731689089286495480735310130852288107159412732879983310795144]
];
var i;
var j;
var nexpbits;
for (i=0; i<nexps; i++) {
var nexpbits = (i == nexps-1) ? nlastbits : 253;
escalarMuls[i] = EscalarMul(nexpbits, PBASE[i][0], PBAS[i][1]);
nexpbits = (i == nexps-1) ? nlastbits : 253;
escalarMuls[i] = EscalarMul(nexpbits, PBASE[i]);
for (j=0; j<nexpbits; j++) {
escalarMuls[i].in[j] <== in[253*i + j];
@@ -35,7 +36,7 @@ component Pedersen(n) {
if (i==0) {
escalarMuls[i].inp[0] <== 0;
escalarMuls[i].inp[1] <== 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];