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Simplify test for ecdsa_verify

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Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
This commit is contained in:
Dave Rodgman
2022-08-19 11:26:32 +01:00
parent 34ff6a7a31
commit 5d7a235efe
2 changed files with 18 additions and 23 deletions
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11
tests/suites/test_suite_ecdsa.function
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@@ -468,7 +468,7 @@ exit:
/* END_CASE */
/* BEGIN_CASE */
void ecdsa_verify( int grp_id, char * x, char * y, char * r, char * s, data_t * content, int key_is_valid, int expected )
void ecdsa_verify( int grp_id, char * x, char * y, char * r, char * s, data_t * content, int expected )
{
mbedtls_ecdsa_context ctx;
mbedtls_mpi sig_r, sig_s;
@@ -493,18 +493,13 @@ void ecdsa_verify( int grp_id, char * x, char * y, char * r, char * s, data_t *
TEST_EQUAL( mbedtls_test_read_mpi( &sig_s, s ), 0 );
/* Test whether public key has expected validity */
TEST_EQUAL( mbedtls_ecp_check_pubkey( &ctx.grp, &ctx.Q ), key_is_valid ? 0 : MBEDTLS_ERR_ECP_INVALID_KEY );
TEST_EQUAL( mbedtls_ecp_check_pubkey( &ctx.grp, &ctx.Q ),
expected == MBEDTLS_ERR_ECP_INVALID_KEY ? MBEDTLS_ERR_ECP_INVALID_KEY : 0 );
/* Verification */
int result = mbedtls_ecdsa_verify( &ctx.grp, content->x, content->len, &ctx.Q, &sig_r, &sig_s );
TEST_EQUAL( result, expected );
if ( !key_is_valid ) {
/* Invalid public key must always fail */
TEST_ASSERT( result != 0 );
}
exit:
mbedtls_ecdsa_free( &ctx );
mbedtls_mpi_free( &sig_r );