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6 years ago
  1. /*
  2. Copyright 2018 0KIMS association.
  3. This file is part of circom (Zero Knowledge Circuit Compiler).
  4. circom is a free software: you can redistribute it and/or modify it
  5. under the terms of the GNU General Public License as published by
  6. the Free Software Foundation, either version 3 of the License, or
  7. (at your option) any later version.
  8. circom is distributed in the hope that it will be useful, but WITHOUT
  9. ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  10. or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
  11. License for more details.
  12. You should have received a copy of the GNU General Public License
  13. along with circom. If not, see <https://www.gnu.org/licenses/>.
  14. */
  15. include "binsum.circom"
  16. include "sigma.circom"
  17. template SigmaPlus() {
  18. signal input in2[32];
  19. signal input in7[32];
  20. signal input in15[32];
  21. signal input in16[32];
  22. signal output out[32];
  23. component sum = BinSum(32, 4);
  24. component sigma1 = SmallSigma(17,19,10);
  25. component sigma0 = SmallSigma(7, 18, 3);
  26. for (var k=0; k<32; k++) {
  27. sigma1.in[k] <== in2[k];
  28. sigma0.in[k] <== in15[k];
  29. sum.in[0][k] <== sigma1.out[k];
  30. sum.in[1][k] <== in7[k];
  31. sum.in[2][k] <== sigma0.out[k];
  32. sum.in[3][k] <== in16[k];
  33. out[k] <== sum.out[k];
  34. }
  35. }