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Use widths from fcmp++ repo test & align tests with width

This commit is contained in:
j-berman 2024-05-22 15:35:26 -07:00
parent 29e0fe759e
commit 9e68475ebd
4 changed files with 111 additions and 79 deletions
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12
src/fcmp/fcmp_rust/src/lib.rs
View File

@ -27,10 +27,10 @@ mod ffi {
type SelenePoint;
type SeleneScalar;
fn random_helios_generators() -> Box<HeliosGenerators>;
fn random_helios_generators(n: usize) -> Box<HeliosGenerators>;
fn random_helios_hash_init_point() -> Box<HeliosPoint>;
fn random_selene_generators() -> Box<SeleneGenerators>;
fn random_selene_generators(n: usize) -> Box<SeleneGenerators>;
fn random_selene_hash_init_point() -> Box<SelenePoint>;
fn clone_helios_scalar(helios_scalar: &Box<HeliosScalar>) -> Box<HeliosScalar>;
@ -80,14 +80,14 @@ pub struct SelenePoint(<Selene as Ciphersuite>::G);
pub struct SeleneScalar(<Selene as Ciphersuite>::F);
#[allow(non_snake_case)]
pub fn random_helios_generators() -> Box<HeliosGenerators> {
let helios_generators = generalized_bulletproofs::tests::generators::<Helios>(512);
pub fn random_helios_generators(n: usize) -> Box<HeliosGenerators> {
let helios_generators = generalized_bulletproofs::tests::generators::<Helios>(n);
Box::new(HeliosGenerators(helios_generators))
}
#[allow(non_snake_case)]
pub fn random_selene_generators() -> Box<SeleneGenerators> {
let selene_generators = generalized_bulletproofs::tests::generators::<Selene>(512);
pub fn random_selene_generators(n: usize) -> Box<SeleneGenerators> {
let selene_generators = generalized_bulletproofs::tests::generators::<Selene>(n);
Box::new(SeleneGenerators(selene_generators))
}

8
src/fcmp/tower_cycle.cpp
View File

@ -155,14 +155,14 @@ SeleneScalar ed_25519_point_to_scalar(const crypto::ec_point &point)
return fcmp_rust::ed25519_point_to_selene_scalar(rust_point);
}
//----------------------------------------------------------------------------------------------------------------------
Helios::Generators random_helios_generators()
Helios::Generators random_helios_generators(std::size_t n)
{
return fcmp_rust::random_helios_generators();
return fcmp_rust::random_helios_generators(n);
}
//----------------------------------------------------------------------------------------------------------------------
Selene::Generators random_selene_generators()
Selene::Generators random_selene_generators(std::size_t n)
{
return fcmp_rust::random_selene_generators();
return fcmp_rust::random_selene_generators(n);
}
//----------------------------------------------------------------------------------------------------------------------
Helios::Point random_helios_hash_init_point()

9
src/fcmp/tower_cycle.h
View File

@ -67,7 +67,7 @@ struct SeleneT final
};
//----------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------
// Parent curve class that curves in a curve cycle must implement
// Parent curve class that curves in a cycle must implement
//----------------------------------------------------------------------------------------------------------------------
template<typename C>
class Curve
@ -188,9 +188,10 @@ public:
// Ed25519 point x-coordinates are Selene scalars
SeleneScalar ed_25519_point_to_scalar(const crypto::ec_point &point);
//----------------------------------------------------------------------------------------------------------------------
// TODO: use static constants and get rid of the below functions
Helios::Generators random_helios_generators();
Selene::Generators random_selene_generators();
// TODO: use static constants and get rid of the below functions (WARNING: number of generators must be >= curve's
// width, and also need to account for selene leaf layer 3x)
Helios::Generators random_helios_generators(std::size_t n);
Selene::Generators random_selene_generators(std::size_t n);
Helios::Point random_helios_hash_init_point();
Selene::Point random_selene_hash_init_point();
//----------------------------------------------------------------------------------------------------------------------

161
tests/unit_tests/curve_trees.cpp
View File

@ -30,8 +30,6 @@
#include "curve_trees.h"
#include <cmath>
//----------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------
// CurveTreesUnitTest helpers
@ -472,7 +470,7 @@ void CurveTreesUnitTest::log_tree_extension(const CurveTreesV1::TreeExtension &t
//----------------------------------------------------------------------------------------------------------------------
void CurveTreesUnitTest::log_tree(const CurveTreesUnitTest::Tree &tree)
{
MDEBUG("Tree has " << tree.leaves.size() << " leaves, "
LOG_PRINT_L1("Tree has " << tree.leaves.size() << " leaves, "
<< tree.c1_layers.size() << " helios layers, " << tree.c2_layers.size() << " selene layers");
for (std::size_t i = 0; i < tree.leaves.size(); ++i)
@ -547,7 +545,7 @@ static const CurveTreesV1::Leaves generate_random_leaves(const CurveTreesV1 &cur
};
}
//----------------------------------------------------------------------------------------------------------------------
static void grow_tree_test(CurveTreesV1 &curve_trees,
static void grow_tree(CurveTreesV1 &curve_trees,
CurveTreesUnitTest &curve_trees_accessor,
const std::size_t num_leaves,
CurveTreesUnitTest::Tree &tree_inout)
@ -574,14 +572,105 @@ static void grow_tree_test(CurveTreesV1 &curve_trees,
ASSERT_TRUE(curve_trees_accessor.validate_tree(tree_inout));
}
//----------------------------------------------------------------------------------------------------------------------
static void grow_tree_test(Helios &helios,
Selene &selene,
const std::size_t helios_width,
const std::size_t selene_width)
{
LOG_PRINT_L1("Test grow tree with helios chunk width " << helios_width << ", selene chunk width " << selene_width);
auto curve_trees = CurveTreesV1(
helios,
selene,
helios_width,
selene_width);
CurveTreesUnitTest curve_trees_accesor{curve_trees};
CHECK_AND_ASSERT_THROW_MES(helios_width > 1, "helios width must be > 1");
CHECK_AND_ASSERT_THROW_MES(selene_width > 1, "selene width must be > 1");
// Number of leaves for which x number of layers is required
const std::size_t NEED_1_LAYER = selene_width;
const std::size_t NEED_2_LAYERS = NEED_1_LAYER * helios_width;
const std::size_t NEED_3_LAYERS = NEED_2_LAYERS * selene_width;
const std::vector<std::size_t> N_LEAVES{
// Basic tests
1,
2,
// Test with number of leaves {-1,0,+1} relative to chunk width boundaries
NEED_1_LAYER-1,
NEED_1_LAYER,
NEED_1_LAYER+1,
NEED_2_LAYERS-1,
NEED_2_LAYERS,
NEED_2_LAYERS+1,
NEED_3_LAYERS,
};
for (const std::size_t init_leaves : N_LEAVES)
{
for (const std::size_t ext_leaves : N_LEAVES)
{
// Tested reverse order already
if (ext_leaves < init_leaves)
continue;
// Only test 3rd layer once because it's a huge test
if (init_leaves > 1 && ext_leaves == NEED_3_LAYERS)
continue;
LOG_PRINT_L1("Adding " << init_leaves << " leaves to tree, then extending by " << ext_leaves << " leaves");
CurveTreesUnitTest::Tree global_tree;
// Initialize global tree with `init_leaves`
MDEBUG("Adding " << init_leaves << " leaves to tree");
grow_tree(curve_trees,
curve_trees_accesor,
init_leaves,
global_tree);
MDEBUG("Successfully added initial " << init_leaves << " leaves to tree");
// Then extend the global tree by `ext_leaves`
MDEBUG("Extending tree by " << ext_leaves << " leaves");
grow_tree(curve_trees,
curve_trees_accesor,
ext_leaves,
global_tree);
MDEBUG("Successfully extended by " << ext_leaves << " leaves");
}
}
}
//----------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------
// Test
//----------------------------------------------------------------------------------------------------------------------
TEST(curve_trees, grow_tree)
{
// TODO: use static constant generators and hash init points
const Helios::Generators HELIOS_GENERATORS = fcmp::tower_cycle::random_helios_generators();
const Selene::Generators SELENE_GENERATORS = fcmp::tower_cycle::random_selene_generators();
const std::size_t HELIOS_GENERATORS_LEN = 128;
const std::size_t SELENE_GENERATORS_LEN = 256;
// https://github.com/kayabaNerve/fcmp-plus-plus/blob
// /b2742e86f3d18155fd34dd1ed69cb8f79b900fce/crypto/fcmps/src/tests.rs#L81-L82
const std::size_t HELIOS_CHUNK_WIDTH = 38;
const std::size_t SELENE_CHUNK_WIDTH = 18;
CHECK_AND_ASSERT_THROW_MES(HELIOS_GENERATORS_LEN >= HELIOS_CHUNK_WIDTH, "helios generators < chunk width");
CHECK_AND_ASSERT_THROW_MES(SELENE_GENERATORS_LEN >= (SELENE_CHUNK_WIDTH * CurveTreesV1::LEAF_TUPLE_SIZE),
"selene generators < max chunk width");
const Helios::Generators HELIOS_GENERATORS = fcmp::tower_cycle::random_helios_generators(HELIOS_GENERATORS_LEN);
const Selene::Generators SELENE_GENERATORS = fcmp::tower_cycle::random_selene_generators(SELENE_GENERATORS_LEN);
const Helios::Point HELIOS_HASH_INIT_POINT = fcmp::tower_cycle::random_helios_hash_init_point();
const Selene::Point SELENE_HASH_INIT_POINT = fcmp::tower_cycle::random_selene_hash_init_point();
@ -589,63 +678,5 @@ TEST(curve_trees, grow_tree)
Helios helios(HELIOS_GENERATORS, HELIOS_HASH_INIT_POINT);
Selene selene(SELENE_GENERATORS, SELENE_HASH_INIT_POINT);
// TODO: test varying widths
const std::size_t HELIOS_CHUNK_WIDTH = 5;
const std::size_t SELENE_CHUNK_WIDTH = 5;
auto curve_trees = CurveTreesV1(
helios,
selene,
HELIOS_CHUNK_WIDTH,
SELENE_CHUNK_WIDTH);
CurveTreesUnitTest curve_trees_accesor{curve_trees};
const std::vector<std::size_t> N_LEAVES{
1,
2,
3,
SELENE_CHUNK_WIDTH - 1,
SELENE_CHUNK_WIDTH,
SELENE_CHUNK_WIDTH + 1,
(std::size_t)std::pow(SELENE_CHUNK_WIDTH, 2) - 1,
(std::size_t)std::pow(SELENE_CHUNK_WIDTH, 2),
(std::size_t)std::pow(SELENE_CHUNK_WIDTH, 2) + 1,
(std::size_t)std::pow(SELENE_CHUNK_WIDTH, 3),
(std::size_t)std::pow(SELENE_CHUNK_WIDTH, 4)
};
for (const std::size_t init_leaves : N_LEAVES)
{
for (const std::size_t ext_leaves : N_LEAVES)
{
MDEBUG("Adding " << init_leaves << " leaves to tree, then extending by " << ext_leaves << " leaves");
CurveTreesUnitTest::Tree global_tree;
// Initialize global tree with `init_leaves`
{
MDEBUG("Adding " << init_leaves << " leaves to tree");
grow_tree_test(curve_trees,
curve_trees_accesor,
init_leaves,
global_tree);
MDEBUG("Successfully added initial " << init_leaves << " leaves to tree");
}
// Then extend the global tree by `ext_leaves`
{
MDEBUG("Extending tree by " << ext_leaves << " leaves");
grow_tree_test(curve_trees,
curve_trees_accesor,
ext_leaves,
global_tree);
MDEBUG("Successfully extended by " << ext_leaves << " leaves");
}
}
}
grow_tree_test(helios, selene, HELIOS_CHUNK_WIDTH, SELENE_CHUNK_WIDTH);
}