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// Copyright 2024 Aleo Network Foundation
// This file is part of the snarkVM library.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at:
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#[cfg(test)]
use snarkvm_circuit_types::environment::assert_scope;
mod encrypt;
mod equal;
mod find;
mod from_bits;
mod from_fields;
mod num_randomizers;
mod size_in_fields;
mod to_bits;
mod to_fields;
use crate::{Access, Ciphertext, Identifier, Literal, Visibility};
use snarkvm_circuit_network::Aleo;
use snarkvm_circuit_types::{Address, Boolean, Field, Scalar, U8, U16, U32, environment::prelude::*};
#[derive(Clone)]
pub enum Plaintext<A: Aleo> {
/// A plaintext literal.
Literal(Literal<A>, OnceCell<Vec<Boolean<A>>>),
/// A plaintext struct.
Struct(IndexMap<Identifier<A>, Plaintext<A>>, OnceCell<Vec<Boolean<A>>>),
/// A plaintext array.
Array(Vec<Plaintext<A>>, OnceCell<Vec<Boolean<A>>>),
}
#[cfg(feature = "console")]
impl<A: Aleo> Inject for Plaintext<A> {
type Primitive = console::Plaintext<A::Network>;
/// Initializes a new plaintext circuit from a primitive.
fn new(mode: Mode, plaintext: Self::Primitive) -> Self {
match plaintext {
Self::Primitive::Literal(literal, _) => Self::Literal(Literal::new(mode, literal), Default::default()),
Self::Primitive::Struct(struct_, _) => Self::Struct(Inject::new(mode, struct_), Default::default()),
Self::Primitive::Array(array, _) => Self::Array(Inject::new(mode, array), Default::default()),
}
}
}
#[cfg(feature = "console")]
impl<A: Aleo> Eject for Plaintext<A> {
type Primitive = console::Plaintext<A::Network>;
/// Ejects the mode of the plaintext value.
fn eject_mode(&self) -> Mode {
match self {
Self::Literal(literal, _) => literal.eject_mode(),
Self::Struct(struct_, _) => struct_
.iter()
.map(|(identifier, value)| (identifier, value).eject_mode())
.collect::<Vec<_>>()
.eject_mode(),
Self::Array(array, _) => array.iter().map(Eject::eject_mode).collect::<Vec<_>>().eject_mode(),
}
}
/// Ejects the plaintext value.
fn eject_value(&self) -> Self::Primitive {
match self {
Self::Literal(literal, _) => console::Plaintext::Literal(literal.eject_value(), Default::default()),
Self::Struct(struct_, _) => {
console::Plaintext::Struct(struct_.iter().map(|pair| pair.eject_value()).collect(), Default::default())
}
Self::Array(array, _) => {
console::Plaintext::Array(array.iter().map(Eject::eject_value).collect(), Default::default())
}
}
}
}
impl<A: Aleo> From<Literal<A>> for Plaintext<A> {
/// Returns a new `Plaintext` from a `Literal`.
fn from(literal: Literal<A>) -> Self {
Self::Literal(literal, OnceCell::new())
}
}
impl<A: Aleo> From<&Literal<A>> for Plaintext<A> {
/// Returns a new `Plaintext` from a `Literal`.
fn from(literal: &Literal<A>) -> Self {
Self::Literal((*literal).clone(), OnceCell::new())
}
}
#[cfg(all(test, feature = "console"))]
mod tests {
use super::*;
use crate::Circuit;
use snarkvm_utilities::{TestRng, Uniform};
use anyhow::Result;
#[test]
fn test_plaintext() -> Result<()> {
let run_test = |value: Plaintext<Circuit>| {
assert_eq!(
value.to_bits_le().eject(),
Plaintext::<Circuit>::from_bits_le(&value.to_bits_le()).to_bits_le().eject()
);
assert_eq!(value.eject(), Plaintext::<Circuit>::from_fields(&value.to_fields()).eject());
assert!(value.is_equal(&value).eject_value());
assert!(!value.is_not_equal(&value).eject_value());
};
let mut rng = TestRng::default();
// Test booleans.
run_test(Plaintext::<Circuit>::Literal(Literal::Boolean(Boolean::new(Mode::Private, true)), OnceCell::new()));
run_test(Plaintext::<Circuit>::Literal(Literal::Boolean(Boolean::new(Mode::Private, false)), OnceCell::new()));
// Test a random field element.
run_test(Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
));
// Test a random struct with literal members.
run_test(Plaintext::<Circuit>::Struct(
IndexMap::from_iter(vec![
(
Identifier::new(Mode::Private, "a".try_into()?),
Plaintext::<Circuit>::Literal(Literal::Boolean(Boolean::new(Mode::Private, true)), OnceCell::new()),
),
(
Identifier::new(Mode::Private, "b".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
]),
OnceCell::new(),
));
// Test a random struct with array members.
run_test(Plaintext::<Circuit>::Struct(
IndexMap::from_iter(vec![
(
Identifier::new(Mode::Private, "a".try_into()?),
Plaintext::<Circuit>::Literal(Literal::Boolean(Boolean::new(Mode::Private, true)), OnceCell::new()),
),
(
Identifier::new(Mode::Private, "b".try_into()?),
Plaintext::<Circuit>::Array(
vec![
Plaintext::<Circuit>::Literal(
Literal::Boolean(Boolean::new(Mode::Private, true)),
OnceCell::new(),
),
Plaintext::<Circuit>::Literal(
Literal::Boolean(Boolean::new(Mode::Private, false)),
OnceCell::new(),
),
],
OnceCell::new(),
),
),
]),
OnceCell::new(),
));
// Test random deeply-nested struct.
run_test(Plaintext::<Circuit>::Struct(
IndexMap::from_iter(vec![
(
Identifier::new(Mode::Private, "a".try_into()?),
Plaintext::<Circuit>::Literal(Literal::Boolean(Boolean::new(Mode::Private, true)), OnceCell::new()),
),
(
Identifier::new(Mode::Private, "b".try_into()?),
Plaintext::<Circuit>::Struct(
IndexMap::from_iter(vec![
(
Identifier::new(Mode::Private, "c".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Boolean(Boolean::new(Mode::Private, true)),
OnceCell::new(),
),
),
(
Identifier::new(Mode::Private, "d".try_into()?),
Plaintext::<Circuit>::Struct(
IndexMap::from_iter(vec![
(
Identifier::new(Mode::Private, "e".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Boolean(Boolean::new(Mode::Private, true)),
OnceCell::new(),
),
),
(
Identifier::new(Mode::Private, "f".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
]),
OnceCell::new(),
),
),
(
Identifier::new(Mode::Private, "g".try_into()?),
Plaintext::<Circuit>::Array(
vec![
Plaintext::<Circuit>::Literal(
Literal::Boolean(Boolean::new(Mode::Private, true)),
OnceCell::new(),
),
Plaintext::<Circuit>::Literal(
Literal::Boolean(Boolean::new(Mode::Private, false)),
OnceCell::new(),
),
],
OnceCell::new(),
),
),
]),
OnceCell::new(),
),
),
(
Identifier::new(Mode::Private, "h".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
]),
OnceCell::new(),
));
// Test an array of literals.
run_test(Plaintext::<Circuit>::Array(
vec![
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
],
OnceCell::new(),
));
// Test an array of structs.
run_test(Plaintext::<Circuit>::Array(
vec![
Plaintext::<Circuit>::Struct(
IndexMap::from_iter(vec![
(
Identifier::new(Mode::Private, "x".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
(
Identifier::new(Mode::Private, "y".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
]),
OnceCell::new(),
),
Plaintext::<Circuit>::Struct(
IndexMap::from_iter(vec![
(
Identifier::new(Mode::Private, "x".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
(
Identifier::new(Mode::Private, "y".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
]),
OnceCell::new(),
),
Plaintext::<Circuit>::Struct(
IndexMap::from_iter(vec![
(
Identifier::new(Mode::Private, "x".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
(
Identifier::new(Mode::Private, "y".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
]),
OnceCell::new(),
),
],
OnceCell::new(),
));
// Test a non-uniform array.
run_test(Plaintext::<Circuit>::Array(
vec![
Plaintext::<Circuit>::Literal(Literal::Boolean(Boolean::new(Mode::Private, true)), OnceCell::new()),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
Plaintext::<Circuit>::Struct(
IndexMap::from_iter(vec![
(
Identifier::new(Mode::Private, "x".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
(
Identifier::new(Mode::Private, "y".try_into()?),
Plaintext::<Circuit>::Literal(
Literal::Field(Field::new(Mode::Private, Uniform::rand(&mut rng))),
OnceCell::new(),
),
),
]),
OnceCell::new(),
),
],
OnceCell::new(),
));
Ok(())
}
}