static CharDriverState *net_vhost_parse_chardev(const NetdevVhostUserOptions *opts)
{
CharDriverState *chr = qemu_chr_find(opts->chardev);
VhostUserChardevProps props;
if (chr == NULL) {
error_report("chardev \"%s\" not found", opts->chardev);
return NULL;
}
/* inspect chardev opts */
memset(&props, 0, sizeof(props));
if (qemu_opt_foreach(chr->opts, net_vhost_chardev_opts, &props, true) != 0) {
return NULL;
}
if (!props.is_socket || !props.is_unix) {
error_report("chardev \"%s\" is not a unix socket",
opts->chardev);
return NULL;
}
qemu_chr_fe_claim_no_fail(chr);
return chr;
}
static int config_write_opts(QemuOpts *opts, void *opaque)
{
struct ConfigWriteData *data = opaque;
const char *id = qemu_opts_id(opts);
if (id) {
fprintf(data->fp, "[%s \"%s\"]\n", data->list->name, id);
} else {
fprintf(data->fp, "[%s]\n", data->list->name);
}
qemu_opt_foreach(opts, config_write_opt, data, 0);
fprintf(data->fp, "\n");
return 0;
}