* First pass at async Halo2 verification service
Stubs out a batch verifier for the future.
The dependencies for orchard, halo2, librustzcash, zcash_primitives, have
not been resolved.
* Halo2 verifier service and test
* Remove redundant conversion
* Test async halo2 verifier service with pre-computed Orchard shielded data test vectors
* Fix typo
Co-authored-by: Conrado Gouvea <conrado@zfnd.org>
* Assert future result is_ok() in Halo2 verifier test
Co-authored-by: Janito Vaqueiro Ferreira Filho <janito.vff@gmail.com>
* Shorten tower::Service trait constraints for Halo2 verifier tests
* Remove commented out trait constraints
* .expect() vs .unwrap() to parse orchard::redpallas::VerificationKey
* Use .to_vec() for some test vectors
* Fix self-referential Display impl
* Fix deps
* Distinguish orchard vs zebra_chain::orchard imports
* Add test that halo2 verifier fails with malformed proof inputs
* Use thiserror for Halo2Error
* Use ZcashFoundation/orchard instead of dconnolly/orchard
* Add a link to the issue to remove the zfnd fork of orchard crate
* Update zebra-consensus/Cargo.toml
Co-authored-by: teor <teor@riseup.net>
* Add note
* Move artificial Orchard shielded data test vectors to zebra-test
* Align brackets
* Tidy some trait constraints and debug statements
Co-authored-by: Janito Vaqueiro Ferreira Filho <janito.vff@gmail.com>
Co-authored-by: Conrado Gouvea <conrado@zfnd.org>
Co-authored-by: Janito Vaqueiro Ferreira Filho <janito.vff@gmail.com>
Co-authored-by: teor <teor@riseup.net>
Conrado Gouvea
Deirdre Connolly