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proof/encrypt.zk: Update with necessary types and opcodes.

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parazyd
2022-12-16 14:13:19 +01:00
parent 1c8feadcb6
commit 488e72c803
1 changed files with 6 additions and 7 deletions
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13
proof/encrypt.zk
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@@ -4,13 +4,15 @@
# cannot be modified.
#
# This is basically the el gamal scheme in ZK
constant "Encrypt" {}
contract "Encrypt" {
# We are encrypting values to this public key
Base pub_x,
Base pub_y,
EcNiPoint pubkey,
# Emphemeral secret value
Scalar ephem_secret,
Base ephem_secret,
# Values we are encrypting
Base value_1,
@@ -23,10 +25,7 @@ circuit "Encrypt" {
# 1. Derive shared secret using DH
################################################
# TODO: get this working {
dest_pub = ec_witness(pub_x, pub_y);
ephem_pub = ec_mul(ephem_secret, dest_pub);
# }
ephem_pub = ec_mul_var_base(ephem_secret, pubkey);
ephem_pub_x = ec_get_x(ephem_pub);
ephem_pub_y = ec_get_y(ephem_pub);
# Used by the receiver to also derive the same shared secret