mirror of
https://github.com/cuberite/polarssl.git
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88f3b2e502
Use data_t type for hex string parameters. Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
146 lines
3.7 KiB
C
146 lines
3.7 KiB
C
/* BEGIN_HEADER */
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#include "mbedtls/hkdf.h"
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#include "md_wrap.h"
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/* END_HEADER */
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/* BEGIN_DEPENDENCIES
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* depends_on:MBEDTLS_HKDF_C
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* END_DEPENDENCIES
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*/
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/* BEGIN_CASE */
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void test_hkdf( int md_alg, data_t *ikm, data_t *salt, data_t *info,
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data_t *expected_okm )
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{
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int ret;
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unsigned char okm[128] = { '\0' };
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const mbedtls_md_info_t *md = mbedtls_md_info_from_type( md_alg );
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TEST_ASSERT( md != NULL );
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TEST_ASSERT( expected_okm->len <= sizeof( okm ) );
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ret = mbedtls_hkdf( md, salt->x, salt->len, ikm->x, ikm->len,
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info->x, info->len, okm, expected_okm->len );
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TEST_ASSERT( ret == 0 );
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ASSERT_COMPARE( okm , expected_okm->len,
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expected_okm->x, expected_okm->len );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void test_hkdf_extract( int md_alg,
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data_t *ikm,
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data_t *salt,
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data_t *prk )
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{
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int ret;
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unsigned char *output_prk = NULL;
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size_t output_prk_len;
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const mbedtls_md_info_t *md = mbedtls_md_info_from_type( md_alg );
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TEST_ASSERT( md != NULL );
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output_prk_len = mbedtls_md_get_size( md );
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ASSERT_ALLOC( output_prk, output_prk_len );
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ret = mbedtls_hkdf_extract( md, salt->x, salt->len,
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ikm->x, ikm->len, output_prk );
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TEST_ASSERT( ret == 0 );
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ASSERT_COMPARE( output_prk, output_prk_len, prk->x, prk->len );
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exit:
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mbedtls_free(output_prk);
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void test_hkdf_expand( int md_alg,
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data_t *info,
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data_t *prk,
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data_t *okm )
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{
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enum { OKM_LEN = 1024 };
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int ret;
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unsigned char *output_okm = NULL;
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const mbedtls_md_info_t *md = mbedtls_md_info_from_type( md_alg );
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TEST_ASSERT( md != NULL );
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ASSERT_ALLOC( output_okm, OKM_LEN );
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TEST_ASSERT( prk->len == mbedtls_md_get_size( md ) );
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TEST_ASSERT( okm->len < OKM_LEN );
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ret = mbedtls_hkdf_expand( md, prk->x, prk->len,
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info->x, info->len,
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output_okm, OKM_LEN );
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TEST_ASSERT( ret == 0 );
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ASSERT_COMPARE( output_okm, okm->len, okm->x, okm->len );
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exit:
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mbedtls_free(output_okm);
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void test_hkdf_extract_ret( int hash_len, int ret )
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{
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int output_ret;
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unsigned char *salt = NULL;
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unsigned char *ikm = NULL;
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unsigned char *prk = NULL;
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size_t salt_len, ikm_len;
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struct mbedtls_md_info_t fake_md_info;
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memset( &fake_md_info, 0, sizeof( fake_md_info ) );
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fake_md_info.type = MBEDTLS_MD_NONE;
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fake_md_info.size = hash_len;
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ASSERT_ALLOC( prk, MBEDTLS_MD_MAX_SIZE);
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salt_len = 0;
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ikm_len = 0;
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output_ret = mbedtls_hkdf_extract( &fake_md_info, salt, salt_len,
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ikm, ikm_len, prk );
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TEST_ASSERT( output_ret == ret );
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exit:
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mbedtls_free(prk);
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void test_hkdf_expand_ret( int hash_len, int prk_len, int okm_len, int ret )
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{
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int output_ret;
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unsigned char *info = NULL;
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unsigned char *prk = NULL;
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unsigned char *okm = NULL;
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size_t info_len;
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struct mbedtls_md_info_t fake_md_info;
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memset( &fake_md_info, 0, sizeof( fake_md_info ) );
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fake_md_info.type = MBEDTLS_MD_NONE;
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fake_md_info.size = hash_len;
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info_len = 0;
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if (prk_len > 0)
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ASSERT_ALLOC( prk, prk_len );
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if (okm_len > 0)
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ASSERT_ALLOC( okm, okm_len );
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output_ret = mbedtls_hkdf_expand( &fake_md_info, prk, prk_len,
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info, info_len, okm, okm_len );
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TEST_ASSERT( output_ret == ret );
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exit:
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mbedtls_free(prk);
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mbedtls_free(okm);
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}
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/* END_CASE */
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