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Change examples to use the new MD API and check ret code

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This commit is contained in:
Andres Amaya Garcia 2017-06-28 13:26:36 +01:00
parent d21d625e1f
commit 1ff60f437f
5 changed files with 28 additions and 18 deletions
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11
programs/pkey/ecdsa.c
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@ -102,7 +102,6 @@ int main( int argc, char *argv[] )
mbedtls_ecdsa_context ctx_sign, ctx_verify;
mbedtls_entropy_context entropy;
mbedtls_ctr_drbg_context ctr_drbg;
mbedtls_sha256_context sha256_ctx;
unsigned char message[100];
unsigned char hash[32];
unsigned char sig[MBEDTLS_ECDSA_MAX_LEN];
@ -113,7 +112,6 @@ int main( int argc, char *argv[] )
mbedtls_ecdsa_init( &ctx_sign );
mbedtls_ecdsa_init( &ctx_verify );
mbedtls_ctr_drbg_init( &ctr_drbg );
mbedtls_sha256_init( &sha256_ctx );
memset( sig, 0, sizeof( sig ) );
memset( message, 0x25, sizeof( message ) );
@ -165,9 +163,11 @@ int main( int argc, char *argv[] )
mbedtls_printf( " . Computing message hash..." );
fflush( stdout );
mbedtls_sha256_starts( &sha256_ctx, 0 );
mbedtls_sha256_update( &sha256_ctx, message, sizeof( message ) );
mbedtls_sha256_finish( &sha256_ctx, hash );
if( ( ret = mbedtls_sha256_ext( message, sizeof( message ), hash, 0 ) ) != 0 )
{
mbedtls_printf( " failed\n ! mbedtls_sha256_ext returned %d\n", ret );
goto exit;
}
mbedtls_printf( " ok\n" );
@ -242,7 +242,6 @@ exit:
mbedtls_ecdsa_free( &ctx_sign );
mbedtls_ctr_drbg_free( &ctr_drbg );
mbedtls_entropy_free( &entropy );
mbedtls_sha256_free( &sha256_ctx );
return( ret );
}