Adapt rsa_encrypt example program to new RSA interface
@@ -69,6 +69,7 @@ int main( int argc, char *argv[] )
unsigned char input[1024];
unsigned char buf[512];
const char *pers = "rsa_encrypt";
+ mbedtls_mpi N, E;
exit_val = MBEDTLS_EXIT_SUCCESS;
@@ -86,6 +87,7 @@ int main( int argc, char *argv[] )
mbedtls_printf( "\n . Seeding the random number generator..." );
fflush( stdout );
+ mbedtls_mpi_init( &N ); mbedtls_mpi_init( &E );
mbedtls_rsa_init( &rsa, MBEDTLS_RSA_PKCS_V15, 0 );
mbedtls_ctr_drbg_init( &ctr_drbg );
mbedtls_entropy_init( &entropy );
@@ -112,8 +114,8 @@ int main( int argc, char *argv[] )
goto exit;
}
- if( ( return_val = mbedtls_mpi_read_file( &rsa.N, 16, f ) ) != 0 ||
- ( return_val = mbedtls_mpi_read_file( &rsa.E, 16, f ) ) != 0 )
+ if( ( return_val = mbedtls_mpi_read_file( &N, 16, f ) ) != 0 ||
+ ( return_val = mbedtls_mpi_read_file( &E, 16, f ) ) != 0 )
{
exit_val = MBEDTLS_EXIT_FAILURE;
mbedtls_printf( " failed\n ! mbedtls_mpi_read_file returned %d\n\n",
@@ -121,11 +123,17 @@ int main( int argc, char *argv[] )
fclose( f );
goto exit;
}
-
- rsa.len = ( mbedtls_mpi_bitlen( &rsa.N ) + 7 ) >> 3;
-
fclose( f );
+ if( ( return_val = mbedtls_rsa_import( &rsa, &N, NULL,
+ NULL, NULL, &E ) ) != 0 )
+ {
+ exit_val = MBEDTLS_EXIT_FAILURE;
+ mbedtls_printf( " failed\n ! mbedtls_rsa_import returned %d\n\n",
+ return_val );
+ goto exit;
+ }
+
if( strlen( argv[1] ) > 100 )
{
exit_val = MBEDTLS_EXIT_FAILURE;
@@ -171,6 +179,7 @@ int main( int argc, char *argv[] )
mbedtls_printf( "\n . Done (created \"%s\")\n\n", "result-enc.txt" );
exit:
+ mbedtls_mpi_free( &N ); mbedtls_mpi_free( &E );
mbedtls_ctr_drbg_free( &ctr_drbg );
mbedtls_entropy_free( &entropy );
mbedtls_rsa_free( &rsa );
