- qemu_chr_add_handlers(chr, qtest_can_read, qtest_read, qtest_event, chr);
- qemu_chr_fe_set_echo(chr, true);
+ qemu_chr_fe_init(&qtest_chr, chr, errp);
+ qemu_chr_fe_set_handlers(&qtest_chr, qtest_can_read, qtest_read,
+ qtest_event, &qtest_chr, NULL, true);
+ qemu_chr_fe_set_echo(&qtest_chr, true);