Commit 87d9955e authored by Simo Sorce's avatar Simo Sorce Committed by Matt Caswell
Browse files

Add SSHKDF in evp_kdf_test 



Signed-off-by: default avatarSimo Sorce <simo@redhat.com>

Reviewed-by: default avatarRichard Levitte <levitte@openssl.org>
Reviewed-by: default avatarMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/8774)
parent 86a7ac5e

test/evp_kdf_test.c

+55 −0
Original line number Diff line number Diff line
@@ -253,6 +253,60 @@ static int test_kdf_ss_kmac(void) 
    return ret;

}



static int test_kdf_sshkdf(void)

{

    int ret;

    EVP_KDF_CTX *kctx;

    unsigned char out[8];

    /* Test data from NIST CAVS 14.1 test vectors */

    const unsigned char key[] = {

        0x00, 0x00, 0x00, 0x81, 0x00, 0x87, 0x5c, 0x55, 0x1c, 0xef, 0x52, 0x6a,

        0x4a, 0x8b, 0xe1, 0xa7, 0xdf, 0x27, 0xe9, 0xed, 0x35, 0x4b, 0xac, 0x9a,

        0xfb, 0x71, 0xf5, 0x3d, 0xba, 0xe9, 0x05, 0x67, 0x9d, 0x14, 0xf9, 0xfa,

        0xf2, 0x46, 0x9c, 0x53, 0x45, 0x7c, 0xf8, 0x0a, 0x36, 0x6b, 0xe2, 0x78,

        0x96, 0x5b, 0xa6, 0x25, 0x52, 0x76, 0xca, 0x2d, 0x9f, 0x4a, 0x97, 0xd2,

        0x71, 0xf7, 0x1e, 0x50, 0xd8, 0xa9, 0xec, 0x46, 0x25, 0x3a, 0x6a, 0x90,

        0x6a, 0xc2, 0xc5, 0xe4, 0xf4, 0x8b, 0x27, 0xa6, 0x3c, 0xe0, 0x8d, 0x80,

        0x39, 0x0a, 0x49, 0x2a, 0xa4, 0x3b, 0xad, 0x9d, 0x88, 0x2c, 0xca, 0xc2,

        0x3d, 0xac, 0x88, 0xbc, 0xad, 0xa4, 0xb4, 0xd4, 0x26, 0xa3, 0x62, 0x08,

        0x3d, 0xab, 0x65, 0x69, 0xc5, 0x4c, 0x22, 0x4d, 0xd2, 0xd8, 0x76, 0x43,

        0xaa, 0x22, 0x76, 0x93, 0xe1, 0x41, 0xad, 0x16, 0x30, 0xce, 0x13, 0x14,

        0x4e

    };

    const unsigned char xcghash[] = {

        0x0e, 0x68, 0x3f, 0xc8, 0xa9, 0xed, 0x7c, 0x2f, 0xf0, 0x2d, 0xef, 0x23,

        0xb2, 0x74, 0x5e, 0xbc, 0x99, 0xb2, 0x67, 0xda, 0xa8, 0x6a, 0x4a, 0xa7,

        0x69, 0x72, 0x39, 0x08, 0x82, 0x53, 0xf6, 0x42

    };

    const unsigned char sessid[] = {

        0x0e, 0x68, 0x3f, 0xc8, 0xa9, 0xed, 0x7c, 0x2f, 0xf0, 0x2d, 0xef, 0x23,

        0xb2, 0x74, 0x5e, 0xbc, 0x99, 0xb2, 0x67, 0xda, 0xa8, 0x6a, 0x4a, 0xa7,

        0x69, 0x72, 0x39, 0x08, 0x82, 0x53, 0xf6, 0x42

    };

    const unsigned char expected[sizeof(out)] = {

        0x41, 0xff, 0x2e, 0xad, 0x16, 0x83, 0xf1, 0xe6

    };



    ret = TEST_ptr(kctx = EVP_KDF_CTX_new_id(EVP_KDF_SSHKDF))

          && TEST_int_gt(EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_MD, EVP_sha256()),

                         0)

          && TEST_int_gt(EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_KEY, key,

                                      sizeof(key)), 0)

          && TEST_int_gt(EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_SSHKDF_XCGHASH,

                                      xcghash, sizeof(xcghash)), 0)

          && TEST_int_gt(EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_SSHKDF_SESSION_ID,

                                      sessid, sizeof(sessid)), 0)

          && TEST_int_gt(

                EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_SSHKDF_TYPE,

                             (int)EVP_KDF_SSHKDF_TYPE_INITIAL_IV_CLI_TO_SRV),

                0)

          && TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out)), 0)

          && TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));



    EVP_KDF_CTX_free(kctx);

    return ret;

}



int setup_tests(void)

{

    ADD_TEST(test_kdf_tls1_prf);
@@ -264,5 +318,6 @@ int setup_tests(void) 
    ADD_TEST(test_kdf_ss_hash);

    ADD_TEST(test_kdf_ss_hmac);

    ADD_TEST(test_kdf_ss_kmac);

    ADD_TEST(test_kdf_sshkdf);

    return 1;

}