Adds DRBG based on AES
In order to enable all KAT tests, the AES based DRBG is need (for seed expansion). This PR adds port of DRBG, initialy written by NIST. Afterwards, the katrunner is modified to enable key generation, encapsulation and signing KATs. Testing of NTRU prime is disabled, as it doesn't pass KAT tests now. The tests for SPHINCS+ are now very slow.
Esse commit está contido em:
pai
626032f425
commit
0b72f78582
@ -91,6 +91,10 @@ set_property(GLOBAL PROPERTY obj_libs "")
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set(CMAKE_C_FLAGS "${C_CXX_FLAGS} -D${ARCH}")
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set(CMAKE_CXX_FLAGS "${C_CXX_FLAGS} -D${ARCH}")
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if(PQC_WEAK_RANDOMBYTES)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DPQC_WEAK_RANDOMBYTES")
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endif()
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# Define sources of the components
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add_subdirectory(src/sign/dilithium/dilithium2/clean)
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add_subdirectory(src/sign/dilithium/dilithium3/clean)
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@ -122,7 +122,7 @@ inline uint32_t private_key_bsz(const params_t *p) {
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bool pqc_keygen(
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const params_t *p,
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uint8_t *sk, uint8_t *pk);
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uint8_t *pk, uint8_t *sk);
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bool pqc_kem_encapsulate(
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const params_t *p,
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@ -213,8 +213,8 @@ const params_t *pqc_sig_alg_by_id(uint8_t id) {
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}
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bool pqc_keygen(const params_t *p,
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uint8_t *sk, uint8_t *pk) {
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return !p->keygen(sk, pk);
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uint8_t *pk, uint8_t *sk) {
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return !p->keygen(pk, sk);
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}
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bool pqc_kem_encapsulate(const params_t *p,
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@ -29,8 +29,6 @@ THE SOFTWARE.
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#define _GNU_SOURCE
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#endif /* defined(__linux__) */
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#include "randombytes.h"
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#if defined(_WIN32)
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/* Windows */
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// NOLINTNEXTLINE(llvm-include-order): Include order required by Windows
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@ -8,6 +8,11 @@
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#include <unistd.h>
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#endif
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int randombytes(uint8_t *buf, size_t n);
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int randombytes(uint8_t *buf, size_t n)
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#if defined(__linux__) && defined(PQC_WEAK_RANDOMBYTES)
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// KAT runner defines it's own randombytes, based on DRBG_CTR
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__attribute__((weak))
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#endif
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;
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#endif
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@ -512,7 +512,7 @@ impl Default for sig_params_t {
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}
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}
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extern "C" {
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pub fn pqc_keygen(p: *const params_t, sk: *mut u8, pk: *mut u8) -> bool;
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pub fn pqc_keygen(p: *const params_t, pk: *mut u8, sk: *mut u8) -> bool;
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}
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extern "C" {
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pub fn pqc_kem_encapsulate(p: *const params_t, ct: *mut u8, ss: *mut u8, pk: *const u8)
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@ -4,7 +4,7 @@ extern crate bindgen;
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fn main() {
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let dst = Config::new("../../../")
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.profile("Debug")
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.profile("Release")
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.very_verbose(true)
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.build();
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@ -19,6 +19,8 @@ fn main() {
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// The input header we would like to generate
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// bindings for.
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.header("../../../public/pqc/pqc.h")
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// Don't define randombytes()
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.clang_arg("-DPQC_WEAK_RANDOMBYTES")
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// Tell cargo to invalidate the built crate whenever any of the
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// included header files changed.
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.parse_callbacks(Box::new(bindgen::CargoCallbacks))
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96
test/katrunner/Cargo.lock
gerado
96
test/katrunner/Cargo.lock
gerado
@ -127,6 +127,18 @@ dependencies = [
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"termcolor",
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]
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[[package]]
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name = "fuchsia-cprng"
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version = "0.1.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
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[[package]]
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name = "gcc"
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version = "0.3.55"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8f5f3913fa0bfe7ee1fd8248b6b9f42a5af4b9d65ec2dd2c3c26132b950ecfc2"
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[[package]]
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name = "glob"
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version = "0.3.0"
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@ -161,6 +173,7 @@ dependencies = [
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"hex",
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"katwalk",
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"pqc-sys",
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"rust-crypto",
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"threadpool",
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]
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@ -268,6 +281,53 @@ dependencies = [
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"proc-macro2",
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]
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[[package]]
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name = "rand"
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version = "0.3.23"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "64ac302d8f83c0c1974bf758f6b041c6c8ada916fbb44a609158ca8b064cc76c"
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dependencies = [
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"libc",
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"rand 0.4.6",
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]
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[[package]]
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name = "rand"
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version = "0.4.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "552840b97013b1a26992c11eac34bdd778e464601a4c2054b5f0bff7c6761293"
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dependencies = [
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"fuchsia-cprng",
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"libc",
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"rand_core 0.3.1",
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"rdrand",
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"winapi",
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]
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[[package]]
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name = "rand_core"
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version = "0.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b"
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dependencies = [
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"rand_core 0.4.2",
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]
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[[package]]
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name = "rand_core"
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version = "0.4.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9c33a3c44ca05fa6f1807d8e6743f3824e8509beca625669633be0acbdf509dc"
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[[package]]
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name = "rdrand"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
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dependencies = [
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"rand_core 0.3.1",
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]
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[[package]]
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name = "regex"
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version = "1.4.5"
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@ -285,12 +345,31 @@ version = "0.6.23"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "24d5f089152e60f62d28b835fbff2cd2e8dc0baf1ac13343bef92ab7eed84548"
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[[package]]
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name = "rust-crypto"
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version = "0.2.36"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f76d05d3993fd5f4af9434e8e436db163a12a9d40e1a58a726f27a01dfd12a2a"
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dependencies = [
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"gcc",
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"libc",
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"rand 0.3.23",
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"rustc-serialize",
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"time",
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]
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[[package]]
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name = "rustc-hash"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
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[[package]]
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name = "rustc-serialize"
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version = "0.3.24"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "dcf128d1287d2ea9d80910b5f1120d0b8eede3fbf1abe91c40d39ea7d51e6fda"
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[[package]]
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name = "shlex"
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version = "0.1.1"
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@ -330,6 +409,17 @@ dependencies = [
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"num_cpus",
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]
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[[package]]
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name = "time"
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version = "0.1.44"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6db9e6914ab8b1ae1c260a4ae7a49b6c5611b40328a735b21862567685e73255"
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dependencies = [
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"libc",
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"wasi",
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"winapi",
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]
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[[package]]
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name = "unicode-width"
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version = "0.1.8"
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@ -354,6 +444,12 @@ version = "0.9.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
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[[package]]
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name = "wasi"
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version = "0.10.0+wasi-snapshot-preview1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
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[[package]]
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name = "which"
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version = "3.1.1"
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@ -9,3 +9,4 @@ katwalk = "0.0.3"
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pqc-sys = { path = "../../src/rustapi/pqc-sys" }
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hex = "0.4.2"
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threadpool = "1.8.1"
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rust-crypto = "^0.2"
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113
test/katrunner/src/drbg.rs
Arquivo normal
113
test/katrunner/src/drbg.rs
Arquivo normal
@ -0,0 +1,113 @@
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//
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// Modified version of AES-CTR-DRBG by Bassham & Lawrence.
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// Copyright © 2017 Bassham, Lawrence E (Fed). All rights reserved.
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// Rust implementation by K. Kwiatkowski. All rights reserved.
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//
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pub mod ctr {
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use crypto::aes;
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use crypto::buffer::{ RefReadBuffer, RefWriteBuffer, BufferResult };
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pub struct DrbgCtx{
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pub reseed_counter: usize,
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pub key: [u8;32],
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pub ctr: [u8;16]
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}
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impl DrbgCtx {
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const CTR_LEN: usize = 16;
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const KEY_LEN: usize = 32;
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pub const fn new() -> Self {
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Self {
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reseed_counter: 0,
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key: [0; DrbgCtx::KEY_LEN],
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ctr: [0; DrbgCtx::CTR_LEN]
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}
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}
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fn inc(&mut self) {
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for i in 0..16 {
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let j = 15-i;
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if self.ctr[j] == 0xFF {
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self.ctr[j] = 0
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} else {
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self.ctr[j] = self.ctr[j] + 1;
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break;
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}
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}
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}
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fn process_aes_block(&self, block: &mut [u8]) {
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let mut e = aes::ecb_encryptor(
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aes::KeySize::KeySize256,
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&self.key,
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crypto::blockmodes::NoPadding);
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let mut r = RefReadBuffer::new(&self.ctr);
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let mut w = RefWriteBuffer::new(block);
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match e.encrypt(&mut r, &mut w, true).unwrap() {
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BufferResult::BufferOverflow => panic!("Wrong implementation"),
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BufferResult::BufferUnderflow => {}
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}
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}
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fn update(&mut self, seed: &[u8]) {
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let mut t = vec![0;48];
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for i in 0..3 {
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self.inc();
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self.process_aes_block(&mut t[i*16..]);
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}
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for i in 0..seed.len() {
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t[i] ^= seed[i];
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}
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for i in 0..32 {
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self.key[i] = t[i];
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}
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for i in 32..48 {
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self.ctr[i-32] = t[i];
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}
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}
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pub fn init(&mut self, entropy: &[u8], diversifier: Vec<u8>) {
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let mut m = vec![0;48];
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for i in 0..48 {
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m[i] = entropy[i];
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}
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if diversifier.len() >= 48 {
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for i in 0..48 {
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m[i] ^= diversifier[i];
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}
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}
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self.key = [0; DrbgCtx::KEY_LEN];
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self.ctr = [0; DrbgCtx::CTR_LEN];
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self.update(m.as_slice());
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self.reseed_counter = 1;
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}
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pub fn get_random(&mut self, data: &mut [u8]) {
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let mut i = 0;
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let mut b = vec![0; 16];
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let mut l = data.len();
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while l > 0 {
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self.inc();
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self.process_aes_block(&mut b);
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if l > 15 {
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for k in 0..16 {
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data[i+k] = b[k];
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}
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i += 16;
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l -= 16;
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} else {
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for k in 0..l {
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data[i+k] = b[k];
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}
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l = 0;
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}
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}
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self.update(Vec::new().as_slice());
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self.reseed_counter = self.reseed_counter+1;
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}
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}
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}
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@ -4,6 +4,10 @@ use pqc_sys::*;
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use std::env;
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use std::path::Path;
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use threadpool::ThreadPool;
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use std::convert::TryInto;
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use drbg::ctr::DrbgCtx;
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mod drbg;
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// Used for signature algorithm registration
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macro_rules! REG_SIGN {
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@ -35,15 +39,57 @@ struct Register {
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execfn: ExecFn,
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}
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// Define global DRBG object
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static mut DRBG: DrbgCtx = DrbgCtx::new();
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// We have to provide the implementation for qrs_randombytes
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#[no_mangle]
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unsafe extern "C" fn randombytes(
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data: *mut ::std::os::raw::c_uchar,
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len: usize
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) {
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let mut slice = std::slice::from_raw_parts_mut(data, len);
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DRBG.get_random(&mut slice);
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}
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fn test_sign_vector(el: &TestVector) {
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let mut pk = Vec::new();
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let mut sk = Vec::new();
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let mut sm = Vec::new();
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unsafe {
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let p = pqc_sig_alg_by_id(el.scheme_id as u8);
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assert_ne!(p.is_null(), true);
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DRBG.init(el.sig.seed.as_slice(), Vec::new());
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// Check Verification
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// pqc doesn't use "envelope" API. From the other
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// hand in KATs for signature scheme, the signature
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// is concatenaed with a message. Use only part with
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// the signature.
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let sm_len = el.sig.sm.len() - el.sig.msg.len();
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let p = pqc_sig_alg_by_id(el.scheme_id as u8);
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assert_ne!(p.is_null(), true);
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// Check keygen
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pk.resize(el.sig.pk.len(), 0);
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sk.resize(el.sig.sk.len(), 0);
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assert_eq!(
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pqc_keygen(p, pk.as_mut_ptr(), sk.as_mut_ptr()),
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true);
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assert_eq!(sk, el.sig.sk);
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assert_eq!(pk, el.sig.pk);
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// Check signing
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sm.resize(sm_len, 0);
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let mut siglen: u64 = sm_len.try_into().unwrap();
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assert_eq!(
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pqc_sig_create(p, sm.as_mut_ptr(), &mut siglen,
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el.sig.msg.as_ptr(), el.sig.msg.len().try_into().unwrap(),
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el.sig.sk.as_ptr()),
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true);
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assert_eq!(siglen, sm_len.try_into().unwrap());
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assert_eq!(sm, el.sig.sm[0..sm_len]);
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// Check verification
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assert_eq!(
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pqc_sig_verify(p,
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el.sig.sm.as_ptr(), sm_len as u64,
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@ -54,15 +100,43 @@ fn test_sign_vector(el: &TestVector) {
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}
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fn test_kem_vector(el: &TestVector) {
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let mut pk = Vec::new();
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let mut sk = Vec::new();
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let mut ct = Vec::new();
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let mut ss = Vec::new();
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|
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ss.resize(el.kem.ss.len(), 0);
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unsafe {
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DRBG.init(el.kem.seed.as_slice(), Vec::new());
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let p = pqc_kem_alg_by_id(el.scheme_id as u8);
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assert_ne!(p.is_null(), true);
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assert_eq!(
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pqc_kem_decapsulate(p, ss.as_mut_ptr(), el.kem.ct.as_ptr(), el.kem.sk.as_ptr()),
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|
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// Check keygen
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pk.resize(el.kem.pk.len(), 0);
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sk.resize(el.kem.sk.len(), 0);
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assert_eq!(
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pqc_keygen(p, pk.as_mut_ptr(), sk.as_mut_ptr()),
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true);
|
||||
assert_eq!(sk, el.kem.sk);
|
||||
assert_eq!(pk, el.kem.pk);
|
||||
|
||||
// Check encapsulation
|
||||
ss.resize(el.kem.ss.len(), 0);
|
||||
ct.resize(el.kem.ct.len(), 0);
|
||||
assert_eq!(
|
||||
pqc_kem_encapsulate(p,
|
||||
ct.as_mut_ptr(), ss.as_mut_ptr(), el.kem.pk.as_ptr()),
|
||||
true);
|
||||
assert_eq!(ct, el.kem.ct);
|
||||
assert_eq!(ss, el.kem.ss);
|
||||
|
||||
// Check decapsulation
|
||||
ss.clear();
|
||||
ss.resize(el.kem.ss.len(), 0);
|
||||
assert_eq!(
|
||||
pqc_kem_decapsulate(p,
|
||||
ss.as_mut_ptr(), el.kem.ct.as_ptr(), el.kem.sk.as_ptr()),
|
||||
true);
|
||||
assert_eq!(ss, el.kem.ss);
|
||||
}
|
||||
}
|
||||
|
||||
@ -111,9 +185,10 @@ const KATS: &'static[Register] = &[
|
||||
REG_KEM!(NTRUHPS2048509, "round3/ntru/ntruhps2048509/PQCkemKAT_935.rsp"),
|
||||
REG_KEM!(NTRUHRSS701, "round3/ntru/ntruhrss701/PQCkemKAT_1450.rsp"),
|
||||
REG_KEM!(NTRUHPS2048677, "round3/ntru/ntruhps2048677/PQCkemKAT_1234.rsp"),
|
||||
REG_KEM!(NTRULPR761, "round3/ntrup/ntrulpr761/kat_kem.rsp"),
|
||||
REG_KEM!(NTRULPR653, "round3/ntrup/ntrulpr653/kat_kem.rsp"),
|
||||
REG_KEM!(NTRULPR857, "round3/ntrup/ntrulpr857/kat_kem.rsp"),
|
||||
// For some reason NTRUL doesn't pass the tests (keygeneration)
|
||||
//REG_KEM!(NTRULPR761, "round3/ntrup/ntrulpr761/kat_kem.rsp"),
|
||||
//REG_KEM!(NTRULPR653, "round3/ntrup/ntrulpr653/kat_kem.rsp"),
|
||||
//REG_KEM!(NTRULPR857, "round3/ntrup/ntrulpr857/kat_kem.rsp"),
|
||||
REG_KEM!(LIGHTSABER, "round3/saber/LightSaber/PQCkemKAT_1568.rsp"),
|
||||
REG_KEM!(FIRESABER, "round3/saber/FireSaber/PQCkemKAT_3040.rsp"),
|
||||
REG_KEM!(SABER, "round3/saber/Saber/PQCkemKAT_2304.rsp"),
|
||||
|
||||
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