Comment out level, bucket proofs to help debug

crates/lox-library/src/proto/positive_report.rs

@@ -45,6 +45,7 @@ pub struct Request {
     CBlockages: RistrettoPoint,
     CQ: RistrettoPoint,
 
+/*
     // Fields for proving which bucket we have
     H: RistrettoPoint,
     BP: RistrettoPoint,
@@ -52,6 +53,7 @@ pub struct Request {
     // Fields for proving 3 <= trust_level <= 4
     // CG can be computed by verifier
     CGsq: RistrettoPoint,
+*/
 
     // The combined lox_zkp
     piUser: CompactProof,
@@ -61,11 +63,11 @@ define_proof! {
     requestproof,
     "Positive Report Request",
     (id, bucket, level, since, invremain, blockages,
-     zid, zbucket, zlevel, zsince, zinvremain, zblockages, negzQ,
-     g, zg, wg, yg),
+     zid, zbucket, zlevel, zsince, zinvremain, zblockages, negzQ),
+//     g, zg, wg, yg),
     (P, CId, CBucket, CLevel, CSince, CInvRemain, CBlockages,
-     V, Xid, Xbucket, Xlevel, Xsince, Xinvremain, Xblockages,
-     H, BP, CG, CGsq),
+     V, Xid, Xbucket, Xlevel, Xsince, Xinvremain, Xblockages),
+//     H, BP, CG, CGsq),
     (A):
     // Blind showing of the Lox credential
     CId = (id*P + zid*A),
@@ -74,13 +76,15 @@ define_proof! {
     CSince = (since*P + zsince*A),
     CInvRemain = (invremain*P + zinvremain*A),
     CBlockages = (blockages*P + zblockages*A),
-    V = (zid*Xid + zbucket*Xbucket + zlevel*Xlevel + zsince*Xsince + zinvremain*Xinvremain + zblockages*Xblockages + negzQ*A),
+    V = (zid*Xid + zbucket*Xbucket + zlevel*Xlevel + zsince*Xsince + zinvremain*Xinvremain + zblockages*Xblockages + negzQ*A)
+/*
     // Prove bucket is same bucket used in BP
     BP = (bucket*H),
     // Prove CLevel encodes a value of 3 or 4
     // First prove g is a bit by proving that g = g^2
     CG = (g*P + zg*A), CGsq = (g*CG + wg*A), CGsq = (g*P + yg*A)
     // The verifier will compute CG = CLevel - 3P
+*/
 }
 
 pub fn request(
@@ -90,6 +94,7 @@ pub fn request(
     let A: &RistrettoPoint = &CMZ_A;
     let Atable: &RistrettoBasepointTable = &CMZ_A_TABLE;
 
+/*
     // TODO: Where should this go? For efficiency, this should probably be global
     let today: u32 =     time::OffsetDateTime::now_utc().date()
         .to_julian_day()
@@ -97,6 +102,7 @@ pub fn request(
         .unwrap();
     let H: RistrettoPoint = RistrettoPoint::hash_from_bytes::<Sha512>(format!("PR Generator H for {}",today).as_bytes());
     let Htable: RistrettoBasepointTable = RistrettoBasepointTable::create(&H);
+*/
 
     // Ensure that the credential can be correctly shown: it must be the case
     // that trust_level is 3 or 4
@@ -147,6 +153,7 @@ pub fn request(
         + zblockages * lox_pub.X[6]
         + &negzQ * Atable;
 
+/*
     // Compute BP for proving knowledge of bucket
     let BP = &lox_cred.bucket * &Htable;
 
@@ -170,6 +177,7 @@ pub fn request(
     let CG = g * P + &zg * Atable;
 
     let CGsq = g * P + &yg * Atable;
+*/
 
     // Construct the proof
     let mut transcript = Transcript::new(b"proof of level 3 cred");
@@ -191,10 +199,12 @@ pub fn request(
             Xsince: &lox_pub.X[4],
             Xinvremain: &lox_pub.X[5],
             Xblockages: &lox_pub.X[6],
+/*
             H: &H,
             BP: &BP,
             CG: &CG,
             CGsq: &CGsq,
+*/
             id: &lox_cred.id,
             bucket: &lox_cred.bucket,
             level: &lox_cred.trust_level,
@@ -208,10 +218,12 @@ pub fn request(
             zinvremain: &zinvremain,
             zblockages: &zblockages,
             negzQ: &negzQ,
+/*
             g: &g,
             zg: &zg,
             wg: &wg,
             yg: &yg,
+*/
         },
     )
     .0;
@@ -226,9 +238,11 @@ pub fn request(
             CInvRemain,
             CBlockages,
             CQ,
+/*
             H,
             BP,
             CGsq,
+*/
             piUser,
         }
     )
@@ -256,7 +270,7 @@ impl BridgeAuth {
             - req.CQ;
 
         // Recompute CG
-        let CG = req.CLevel - Scalar::from(3 as u8) * req.P;
+//        let CG = req.CLevel - Scalar::from(3 as u8) * req.P;
 
         // TODO: Failure happens in verify_compact
         // Verify the zkp
@@ -280,10 +294,12 @@ impl BridgeAuth {
                 Xsince: &self.lox_pub.X[4].compress(),
                 Xinvremain: &self.lox_pub.X[5].compress(),
                 Xblockages: &self.lox_pub.X[6].compress(),
+/*
                 H: &req.H.compress(),
                 BP: &req.BP.compress(),
                 CG: &CG.compress(),
                 CGsq: &req.CGsq.compress(),
+*/
             },
         )?;