[package]
name = "cmz"
version = "0.3.0"
edition = "2021"
license = "MIT"
repository = "https://git-crysp.uwaterloo.ca/SigmaProtocol/cmz"
description = "A crate to automatically create protocols that use CMZ14 or µCMZ credentials, by specifying an extremely compact description of the protocol."

[dependencies]
cmz-derive = "=0.3.0"
ff = "0.13"
generic_static = "0.2"
group = "0.13"
hash2group = { version = "0.1.1", features = [ "rfc9380" ] }
hex = { version = "0.4", features = [ "serde" ] }
lazy_static = "1"
postcard = { version = "1", features = [ "alloc" ] }
rand = "0.8.5"
serde = { version = "1", features = [ "derive" ] }
serde_bytes = "0.11"
serde_with = "3"
sha2 = "0.11"
sigma-compiler = "0.2.3"
thiserror = "2"

[dev-dependencies]
chrono = "0.4"
curve25519-dalek = { version = "4", features = [ "group", "rand_core" ] }
# Used for testing co-habitating with a second PrimeGroup.
p256 = { version = "0.13", features = [ "arithmetic" ] }
# Enable both test group implementations regardless of the cmz feature set.
hash2group = { version = "0.1.1", features = [ "curve25519-dalek", "p256" ] }

[patch.crates-io]
cmz-derive = { path = "cmz-derive" }
cmz-core = { path = "cmz-core" }
# Until the draft-v3 line of these crates is released, take them from the
# branches the rewrite lives on.
sigma-compiler = { git = "https://github.com/sigma-rs/sigma-compiler", branch = "mu/draft-v3" }
sigma-compiler-derive = { git = "https://github.com/sigma-rs/sigma-compiler", branch = "mu/draft-v3" }
sigma-compiler-core = { git = "https://github.com/sigma-rs/sigma-compiler", branch = "mu/draft-v3" }
sigma-proofs = { git = "https://github.com/sigma-rs/sigma-proofs", branch = "mu/draft-v3" }
spongefish = { git = "https://github.com/arkworks-rs/spongefish", branch = "mu/draft-v3" }

[features]
# Hash-to-group implementations available to the automatic CMZ generator
# derivation. Ristretto remains the default group used by the examples and
# downstream applications; other groups are opt-in to avoid pulling every
# curve implementation into every build.
default = [ "curve25519-dalek" ]
curve25519-dalek = [ "hash2group/curve25519-dalek" ]
k256 = [ "hash2group/k256" ]
p256 = [ "hash2group/p256" ]
# Dump (to stdout or to a string) the value of the instance on both the
# prover's and verifier's side.  They should match.
dump = [ "sigma-compiler/dump" ]
# If the group::WnafBase multiplication implementation becomes constant
# time (and faster than not using it), turn this on.
wnaf_is_constant_time = []