146 } opt;  variable
157     if( opt.format == FORMAT_PEM )  in write_private_key()
223     opt.type                = DFL_TYPE;  in main()
224     opt.rsa_keysize         = DFL_RSA_KEYSIZE;  in main()
225     opt.ec_curve            = DFL_EC_CURVE;  in main()
226     opt.filename            = DFL_FILENAME;  in main()
227     opt.format              = DFL_FORMAT;  in main()
228     opt.use_dev_random      = DFL_USE_DEV_RANDOM;  in main()
240                 opt.type = MBEDTLS_PK_RSA;  in main()
242                 opt.type = MBEDTLS_PK_ECKEY;  in main()
249                 opt.format = FORMAT_PEM;  in main()
251                 opt.format = FORMAT_DER;  in main()
257             opt.rsa_keysize = atoi( q );  in main()
258             if( opt.rsa_keysize < 1024 ||  in main()
259                 opt.rsa_keysize > MBEDTLS_MPI_MAX_BITS )  in main()
267             opt.ec_curve = curve_info->grp_id;  in main()
271             opt.filename = q;  in main()
274             opt.use_dev_random = atoi( q );  in main()
275             if( opt.use_dev_random < 0 || opt.use_dev_random > 1 )  in main()
287     if( opt.use_dev_random )  in main()
316     if( ( ret = mbedtls_pk_setup( &key, mbedtls_pk_info_from_type( opt.type ) ) ) != 0 )  in main()
323     if( opt.type == MBEDTLS_PK_RSA )  in main()
326                            opt.rsa_keysize, 65537 );  in main()
336     if( opt.type == MBEDTLS_PK_ECKEY )  in main()
338         ret = mbedtls_ecp_gen_key( opt.ec_curve, mbedtls_pk_ec( key ),  in main()
392     if( ( ret = write_private_key( &key, opt.filename ) ) != 0 )  in main()