55     mbedtls_ecdh_context ctx_cli, ctx_srv;  in main()  local
63     mbedtls_ecdh_init( &ctx_cli );  in main()
90     ret = mbedtls_ecp_group_load( &ctx_cli.grp, MBEDTLS_ECP_DP_CURVE25519 );  in main()
97     ret = mbedtls_ecdh_gen_public( &ctx_cli.grp, &ctx_cli.d, &ctx_cli.Q,  in main()
105     ret = mbedtls_mpi_write_binary( &ctx_cli.Q.X, cli_to_srv, 32 );  in main()
181     ret = mbedtls_mpi_lset( &ctx_cli.Qp.Z, 1 );  in main()
188     ret = mbedtls_mpi_read_binary( &ctx_cli.Qp.X, srv_to_cli, 32 );  in main()
195     ret = mbedtls_ecdh_compute_shared( &ctx_cli.grp, &ctx_cli.z,  in main()
196                                        &ctx_cli.Qp, &ctx_cli.d,  in main()
212     ret = mbedtls_mpi_cmp_mpi( &ctx_cli.z, &ctx_srv.z );  in main()
230     mbedtls_ecdh_free( &ctx_cli );  in main()