desprout

src/zcash/JoinSplit.hpp

@@ -24,69 +24,13 @@ typedef std::array<unsigned char, GROTH_PROOF_SIZE> GrothProof;
 typedef boost::variant<PHGRProof, GrothProof> SproutProof;
 
 class JSInput {
-public:
-    SproutWitness witness;
-    SproutNote note;
-    SproutSpendingKey key;
-
-    JSInput();
-    JSInput(SproutWitness witness,
-            SproutNote note,
-            SproutSpendingKey key) : witness(witness), note(note), key(key) { }
-
-    uint256 nullifier() const {
-        return note.nullifier(key);
-    }
 };
 
 class JSOutput {
-public:
-    SproutPaymentAddress addr;
-    uint64_t value;
-    std::array<unsigned char, ZC_MEMO_SIZE> memo = {{0xF6}};  // 0xF6 is invalid UTF8 as per spec, rest of array is 0x00
-
-    JSOutput();
-    JSOutput(SproutPaymentAddress addr, uint64_t value) : addr(addr), value(value) { }
-
-    SproutNote note(const uint252& phi, const uint256& r, size_t i, const uint256& h_sig) const;
 };
 
 template<size_t NumInputs, size_t NumOutputs>
 class JoinSplit {
-public:
-    virtual ~JoinSplit() {}
-
-    static JoinSplit<NumInputs, NumOutputs>* Prepared();
-
-    static uint256 h_sig(const uint256& randomSeed,
-                         const std::array<uint256, NumInputs>& nullifiers,
-                         const uint256& joinSplitPubKey
-                        );
-
-    // Compute nullifiers, macs, note commitments & encryptions, and SNARK proof
-    virtual SproutProof prove(
-        const std::array<JSInput, NumInputs>& inputs,
-        const std::array<JSOutput, NumOutputs>& outputs,
-        std::array<SproutNote, NumOutputs>& out_notes,
-        std::array<ZCNoteEncryption::Ciphertext, NumOutputs>& out_ciphertexts,
-        uint256& out_ephemeralKey,
-        const uint256& joinSplitPubKey,
-        uint256& out_randomSeed,
-        std::array<uint256, NumInputs>& out_hmacs,
-        std::array<uint256, NumInputs>& out_nullifiers,
-        std::array<uint256, NumOutputs>& out_commitments,
-        uint64_t vpub_old,
-        uint64_t vpub_new,
-        const uint256& rt,
-        bool computeProof = true,
-        // For paymentdisclosure, we need to retrieve the esk.
-        // Reference as non-const parameter with default value leads to compile error.
-        // So use pointer for simplicity.
-        uint256 *out_esk = nullptr
-    ) = 0;
-
-protected:
-    JoinSplit() {}
 };
 
 }