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use dusk_jubjub::{GENERATOR_EXTENDED, GENERATOR_NUMS_EXTENDED};
use dusk_poseidon::sponge::truncated;
use dusk_plonk::prelude::*;
pub fn single_key_verify(
composer: &mut TurboComposer,
u: Witness,
r: WitnessPoint,
k: WitnessPoint,
m: Witness,
) {
let r_x = *r.x();
let r_y = *r.y();
let c = [r_x, r_y, m];
let c = truncated::gadget(composer, &c);
let s_a = composer.component_mul_generator(u, GENERATOR_EXTENDED);
let s_b = composer.component_mul_point(c, k);
let s = composer.component_add_point(s_a, s_b);
composer.assert_equal_point(r, s);
}
pub fn double_key_verify(
composer: &mut TurboComposer,
u: Witness,
r: WitnessPoint,
r_p: WitnessPoint,
k: WitnessPoint,
k_p: WitnessPoint,
m: Witness,
) {
let r_x = *r.x();
let r_y = *r.y();
let r_p_x = *r_p.x();
let r_p_y = *r_p.y();
let c = [r_x, r_y, r_p_x, r_p_y, m];
let c = truncated::gadget(composer, &c);
let s_a = composer.component_mul_generator(u, GENERATOR_EXTENDED);
let s_b = composer.component_mul_point(c, k);
let s = composer.component_add_point(s_a, s_b);
let s_p_a = composer.component_mul_generator(u, GENERATOR_NUMS_EXTENDED);
let s_p_b = composer.component_mul_point(c, k_p);
let s_p = composer.component_add_point(s_p_a, s_p_b);
composer.assert_equal_point(r, s);
composer.assert_equal_point(r_p, s_p);
}