acvm 0.46.0

The virtual machine that processes ACIR given a backend/proof system.
Documentation 
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use acir::{
    circuit::opcodes::FunctionInput,
    native_types::{Witness, WitnessMap},
    FieldElement,
};
use acvm_blackbox_solver::{ecdsa_secp256k1_verify, ecdsa_secp256r1_verify};

use crate::{
    pwg::{
        blackbox::utils::{to_u8_array, to_u8_vec},
        insert_value,
    },
    OpcodeResolutionError,
};

pub(crate) fn secp256k1_prehashed(
    initial_witness: &mut WitnessMap,
    public_key_x_inputs: &[FunctionInput; 32],
    public_key_y_inputs: &[FunctionInput; 32],
    signature_inputs: &[FunctionInput; 64],
    hashed_message_inputs: &[FunctionInput],
    output: Witness,
) -> Result<(), OpcodeResolutionError> {
    let hashed_message = to_u8_vec(initial_witness, hashed_message_inputs)?;

    let pub_key_x: [u8; 32] = to_u8_array(initial_witness, public_key_x_inputs)?;
    let pub_key_y: [u8; 32] = to_u8_array(initial_witness, public_key_y_inputs)?;
    let signature: [u8; 64] = to_u8_array(initial_witness, signature_inputs)?;

    let is_valid = ecdsa_secp256k1_verify(&hashed_message, &pub_key_x, &pub_key_y, &signature)?;

    insert_value(&output, FieldElement::from(is_valid), initial_witness)
}

pub(crate) fn secp256r1_prehashed(
    initial_witness: &mut WitnessMap,
    public_key_x_inputs: &[FunctionInput; 32],
    public_key_y_inputs: &[FunctionInput; 32],
    signature_inputs: &[FunctionInput; 64],
    hashed_message_inputs: &[FunctionInput],
    output: Witness,
) -> Result<(), OpcodeResolutionError> {
    let hashed_message = to_u8_vec(initial_witness, hashed_message_inputs)?;

    let pub_key_x: [u8; 32] = to_u8_array(initial_witness, public_key_x_inputs)?;
    let pub_key_y: [u8; 32] = to_u8_array(initial_witness, public_key_y_inputs)?;
    let signature: [u8; 64] = to_u8_array(initial_witness, signature_inputs)?;

    let is_valid = ecdsa_secp256r1_verify(&hashed_message, &pub_key_x, &pub_key_y, &signature)?;

    insert_value(&output, FieldElement::from(is_valid), initial_witness)
}