MicrOBU/obu-firmware/external/vanetza-idf/tools/pki/tests/security_module.cpp

#include "mock_credential_storage.hpp"
#include "openssl_security_module.hpp"
#include <gtest/gtest.h>

using vanetza::ByteBuffer;
using namespace vanetza::pki;

/**
 * Test vectors from IEEE 1609.2-2017 (Annex D)
 */

class SecurityModuleTest : public ::testing::Test
{
public:
    void SetUp() override
    {
        credentials = std::make_shared<MockCredentialStorage>();
        security = std::make_shared<OpenSslSecurityModule>(credentials);
    }

protected:
    std::shared_ptr<CredentialStorage> credentials;
    std::shared_ptr<SecurityModule> security;
};

TEST_F(SecurityModuleTest, mac_vector1)
{
    const ByteBuffer key(20, 0x0B);
    const ByteBuffer msg { 0x48, 0x69, 0x20, 0x54, 0x68, 0x65, 0x72, 0x65 };
    const ByteBuffer tag {
        0xB0, 0x34, 0x4C, 0x61, 0xD8, 0xDB, 0x38, 0x53,
        0x5C, 0xA8, 0xAF, 0xCE, 0xAF, 0x0B, 0xF1, 0x2B
    };
    EXPECT_EQ(tag, security->calculate_hmac_sha256(key, msg));
}

TEST_F(SecurityModuleTest, mac_vector2)
{
    const ByteBuffer key { 0x4A, 0x65, 0x66, 0x65 };
    const ByteBuffer msg {
        0x77, 0x68, 0x61, 0x74, 0x20, 0x64, 0x6F, 0x20,
        0x79, 0x61, 0x20, 0x77, 0x61, 0x6E, 0x74, 0x20,
        0x66, 0x6F, 0x72, 0x20, 0x6E, 0x6F, 0x74, 0x68,
        0x69, 0x6E, 0x67, 0x3F };
    const ByteBuffer tag {
        0x5B, 0xDC, 0xC1, 0x46, 0xBF, 0x60, 0x75, 0x4E,
        0x6A, 0x04, 0x24, 0x26, 0x08, 0x95, 0x75, 0xC7
    };
    EXPECT_EQ(tag, security->calculate_hmac_sha256(key, msg));
}

TEST_F(SecurityModuleTest, mac_vector3)
{
    const ByteBuffer key(20, 0xAA);
    const ByteBuffer msg(50, 0xDD);
    const ByteBuffer tag {
        0x77, 0x3E, 0xA9, 0x1E, 0x36, 0x80, 0x0E, 0x46,
        0x85, 0x4D, 0xB8, 0xEB, 0xD0, 0x91, 0x81, 0xA7
    };
    EXPECT_EQ(tag, security->calculate_hmac_sha256(key, msg));
}

TEST_F(SecurityModuleTest, mac_vector4)
{
    const ByteBuffer key {
        0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
        0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10,
        0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19 };
    const ByteBuffer msg(50, 0xCD);
    const ByteBuffer tag {
        0x82, 0x55, 0x8A, 0x38, 0x9A, 0x44, 0x3C, 0x0E,
        0xA4, 0xCC, 0x81, 0x98, 0x99, 0xF2, 0x08, 0x3A
    };
    EXPECT_EQ(tag, security->calculate_hmac_sha256(key, msg));
}

TEST_F(SecurityModuleTest, mac_vector5)
{
    const ByteBuffer key(20, 0x0C);
    const ByteBuffer msg {
        0x54, 0x65, 0x73, 0x74, 0x20, 0x57, 0x69, 0x74,
        0x68, 0x20, 0x54, 0x72, 0x75, 0x6E, 0x63, 0x61,
        0x74, 0x69, 0x6F, 0x6E };
    const ByteBuffer tag {
        0xA3, 0xB6, 0x16, 0x74, 0x73, 0x10, 0x0E, 0xE0,
        0x6E, 0x0C, 0x79, 0x6C, 0x29, 0x55, 0x55, 0x2B
    };
    EXPECT_EQ(tag, security->calculate_hmac_sha256(key, msg));
}

TEST_F(SecurityModuleTest, mac_vector6)
{
    const ByteBuffer key(131, 0xAA);
    const ByteBuffer msg {
        0x54, 0x65, 0x73, 0x74, 0x20, 0x55, 0x73, 0x69,
        0x6E, 0x67, 0x20, 0x4C, 0x61, 0x72, 0x67, 0x65,
        0x72, 0x20, 0x54, 0x68, 0x61, 0x6E, 0x20, 0x42,
        0x6C, 0x6F, 0x63, 0x6B, 0x2D, 0x53, 0x69, 0x7A,
        0x65, 0x20, 0x4B, 0x65, 0x79, 0x20, 0x2D, 0x20,
        0x48, 0x61, 0x73, 0x68, 0x20, 0x4B, 0x65, 0x79,
        0x20, 0x46, 0x69, 0x72, 0x73, 0x74 };
    const ByteBuffer tag {
        0x60, 0xE4, 0x31, 0x59, 0x1E, 0xE0, 0xB6, 0x7F,
        0x0D, 0x8A, 0x26, 0xAA, 0xCB, 0xF5, 0xB7, 0x7F
    };
    EXPECT_EQ(tag, security->calculate_hmac_sha256(key, msg));
}

TEST_F(SecurityModuleTest, mac_vector7)
{
    const ByteBuffer key(131, 0xAA);
    const ByteBuffer msg {
        0x54, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20,
        0x61, 0x20, 0x74, 0x65, 0x73, 0x74, 0x20, 0x75,
        0x73, 0x69, 0x6E, 0x67, 0x20, 0x61, 0x20, 0x6C,
        0x61, 0x72, 0x67, 0x65, 0x72, 0x20, 0x74, 0x68,
        0x61, 0x6E, 0x20, 0x62, 0x6C, 0x6F, 0x63, 0x6B,
        0x2D, 0x73, 0x69, 0x7A, 0x65, 0x20, 0x6B, 0x65,
        0x79, 0x20, 0x61, 0x6E, 0x64, 0x20, 0x61, 0x20,
        0x6C, 0x61, 0x72, 0x67, 0x65, 0x72, 0x20, 0x74,
        0x68, 0x61, 0x6E, 0x20, 0x62, 0x6C, 0x6F, 0x63,
        0x6B, 0x2D, 0x73, 0x69, 0x7A, 0x65, 0x20, 0x64,
        0x61, 0x74, 0x61, 0x2E, 0x20, 0x54, 0x68, 0x65,
        0x20, 0x6B, 0x65, 0x79, 0x20, 0x6E, 0x65, 0x65,
        0x64, 0x73, 0x20, 0x74, 0x6F, 0x20, 0x62, 0x65,
        0x20, 0x68, 0x61, 0x73, 0x68, 0x65, 0x64, 0x20,
        0x62, 0x65, 0x66, 0x6F, 0x72, 0x65, 0x20, 0x62,
        0x65, 0x69, 0x6E, 0x67, 0x20, 0x75, 0x73, 0x65,
        0x64, 0x20, 0x62, 0x79, 0x20, 0x74, 0x68, 0x65,
        0x20, 0x48, 0x4D, 0x41, 0x43, 0x20, 0x61, 0x6C,
        0x67, 0x6F, 0x72, 0x69, 0x74, 0x68, 0x6D, 0x2E };
    const ByteBuffer tag {
        0x9B, 0x09, 0xFF, 0xA7, 0x1B, 0x94, 0x2F, 0xCB,
        0x27, 0x63, 0x5F, 0xBC, 0xD5, 0xB0, 0xE9, 0x44
    };
    EXPECT_EQ(tag, security->calculate_hmac_sha256(key, msg));
}