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Add tests for mbedtls_psa_hkdf_expand

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The tests are based on the test of mbedtls_hkdf_expand.

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
This commit is contained in:
Gabor Mezei 2022-02-09 16:59:11 +01:00
parent a3eecd242c
commit b35759ded8
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GPG key ID: 106F5A41ECC305BD
2 changed files with 109 additions and 0 deletions
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67
tests/suites/test_suite_ssl.function
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@ -6,6 +6,7 @@
#include <mbedtls/timing.h>
#include <mbedtls/debug.h>
#include <ssl_tls13_keys.h>
#include <ssl_tls13_invasive.h>
#include "test/certs.h"
#include <psa/crypto.h>
@ -3803,6 +3804,72 @@ exit:
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_TEST_HOOKS:MBEDTLS_SSL_PROTO_TLS1_3 */
void psa_hkdf_expand( int alg, char *hex_info_string,
char *hex_prk_string, char *hex_okm_string )
{
enum { OKM_LEN = 1024 };
unsigned char *info = NULL;
unsigned char *prk = NULL;
unsigned char *okm = NULL;
unsigned char *output_okm = NULL;
size_t info_len, prk_len, okm_len;
ASSERT_ALLOC( output_okm, OKM_LEN );
prk = mbedtls_test_unhexify_alloc( hex_prk_string, &prk_len );
info = mbedtls_test_unhexify_alloc( hex_info_string, &info_len );
okm = mbedtls_test_unhexify_alloc( hex_okm_string, &okm_len );
TEST_ASSERT( prk_len == PSA_HASH_LENGTH( alg ) );
TEST_ASSERT( okm_len < OKM_LEN );
PSA_ASSERT( psa_crypto_init() );
PSA_ASSERT( mbedtls_psa_hkdf_expand( alg, prk, prk_len, info, info_len,
output_okm, OKM_LEN ) );
ASSERT_COMPARE( output_okm, okm_len, okm, okm_len );
exit:
mbedtls_free(info);
mbedtls_free(prk);
mbedtls_free(okm);
mbedtls_free(output_okm);
PSA_DONE( );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_TEST_HOOKS:MBEDTLS_SSL_PROTO_TLS1_3 */
void psa_hkdf_expand_ret( int alg, int prk_len, int okm_len, int ret )
{
int output_ret;
unsigned char *info = NULL;
unsigned char *prk = NULL;
unsigned char *okm = NULL;
size_t info_len;
info_len = 0;
if (prk_len > 0)
ASSERT_ALLOC( prk, prk_len );
if (okm_len > 0)
ASSERT_ALLOC( okm, okm_len );
PSA_ASSERT( psa_crypto_init() );
output_ret = mbedtls_psa_hkdf_expand( alg, prk, prk_len,
info, info_len,
okm, okm_len );
TEST_ASSERT( output_ret == ret );
exit:
mbedtls_free(prk);
mbedtls_free(okm);
PSA_DONE( );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_SSL_PROTO_TLS1_3 */
void ssl_tls13_hkdf_expand_label( int hash_alg,
data_t *secret,