static void balloon_stats_set_poll_interval(Object *obj, struct Visitor *v,
void *opaque, const char *name,
Error **errp)
{
VirtIOBalloon *s = opaque;
Error *local_err = NULL;
int64_t value;
visit_type_int(v, &value, name, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
if (value < 0) {
error_setg(errp, "timer value must be greater than zero");
return;
}
if (value > UINT_MAX) {
error_setg(errp, "timer value is too big");
return;
}
if (value == s->stats_poll_interval) {
return;
}
if (value == 0) {
/* timer=0 disables the timer */
balloon_stats_destroy_timer(s);
return;
}
if (balloon_stats_enabled(s)) {
/* timer interval change */
s->stats_poll_interval = value;
balloon_stats_change_timer(s, value);
return;
}
/* create a new timer */
g_assert(s->stats_timer == NULL);
s->stats_timer = timer_new_ms(QEMU_CLOCK_VIRTUAL, balloon_stats_poll_cb, s);
s->stats_poll_interval = value;
balloon_stats_change_timer(s, 0);
}
/**
* Create a socket and connect it to an address.
*
* @opts: QEMU options, recognized parameters strings "host" and "port",
* bools "ipv4" and "ipv6".
* @errp: set on error
* @callback: callback function for non-blocking connect
* @opaque: opaque for callback function
*
* Returns: -1 on error, file descriptor on success.
*
* If @callback is non-null, the connect is non-blocking. If this
* function succeeds, callback will be called when the connection
* completes, with the file descriptor on success, or -1 on error.
*/
int inet_connect_opts(QemuOpts *opts, Error **errp,
NonBlockingConnectHandler *callback, void *opaque)
{
Error *local_err = NULL;
struct addrinfo *res, *e;
int sock = -1;
bool in_progress;
ConnectState *connect_state = NULL;
res = inet_parse_connect_opts(opts, errp);
if (!res) {
return -1;
}
if (callback != NULL) {
connect_state = g_malloc0(sizeof(*connect_state));
connect_state->addr_list = res;
connect_state->callback = callback;
connect_state->opaque = opaque;
}
for (e = res; e != NULL; e = e->ai_next) {
error_free(local_err);
local_err = NULL;
if (connect_state != NULL) {
connect_state->current_addr = e;
}
sock = inet_connect_addr(e, &in_progress, connect_state, &local_err);
if (sock >= 0) {
break;
}
}
if (sock < 0) {
error_propagate(errp, local_err);
} else if (in_progress) {
/* wait_for_connect() will do the rest */
return sock;
} else {
if (callback) {
callback(sock, NULL, opaque);
}
}
g_free(connect_state);
freeaddrinfo(res);
return sock;
}
static void set_mac(Object *obj, Visitor *v, const char *name, void *opaque,
Error **errp)
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
MACAddr *mac = qdev_get_prop_ptr(dev, prop);
Error *local_err = NULL;
int i, pos;
char *str, *p;
if (dev->realized) {
qdev_prop_set_after_realize(dev, name, errp);
return;
}
visit_type_str(v, name, &str, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
for (i = 0, pos = 0; i < 6; i++, pos += 3) {
if (!qemu_isxdigit(str[pos])) {
goto inval;
}
if (!qemu_isxdigit(str[pos+1])) {
goto inval;
}
if (i == 5) {
if (str[pos+2] != '\0') {
goto inval;
}
} else {
if (str[pos+2] != ':' && str[pos+2] != '-') {
goto inval;
}
}
mac->a[i] = strtol(str+pos, &p, 16);
}
g_free(str);
return;
inval:
error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str);
g_free(str);
}
static void arm_gic_realize(DeviceState *dev, Error **errp)
{
/* Device instance realize function for the GIC sysbus device */
GICv3State *s = ARM_GICV3(dev);
ARMGICv3Class *agc = ARM_GICV3_GET_CLASS(s);
Error *local_err = NULL;
agc->parent_realize(dev, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
gicv3_init_irqs_and_mmio(s, gicv3_set_irq, gic_ops);
gicv3_init_cpuif(s);
}
static void nios2_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
Nios2CPUClass *ncc = NIOS2_CPU_GET_CLASS(dev);
Error *local_err = NULL;
cpu_exec_realizefn(cs, &local_err);
if (local_err != NULL) {
error_propagate(errp, local_err);
return;
}
qemu_init_vcpu(cs);
cpu_reset(cs);
ncc->parent_realize(dev, errp);
}
static void tilegx_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
TileGXCPUClass *tcc = TILEGX_CPU_GET_CLASS(dev);
Error *local_err = NULL;
cpu_exec_realizefn(cs, &local_err);
if (local_err != NULL) {
error_propagate(errp, local_err);
return;
}
cpu_reset(cs);
qemu_init_vcpu(cs);
tcc->parent_realize(dev, errp);
}
static void visit_type_GuestNetworkInterface_fields(Visitor *m, GuestNetworkInterface ** obj, Error **errp)
{
Error *err = NULL;
visit_type_str(m, obj ? &(*obj)->name : NULL, "name", &err);
visit_start_optional(m, obj ? &(*obj)->has_hardware_address : NULL, "hardware-address", &err);
if (obj && (*obj)->has_hardware_address) {
visit_type_str(m, obj ? &(*obj)->hardware_address : NULL, "hardware-address", &err);
}
visit_end_optional(m, &err);
visit_start_optional(m, obj ? &(*obj)->has_ip_addresses : NULL, "ip-addresses", &err);
if (obj && (*obj)->has_ip_addresses) {
visit_type_GuestIpAddressList(m, obj ? &(*obj)->ip_addresses : NULL, "ip-addresses", &err);
}
visit_end_optional(m, &err);
error_propagate(errp, err);
}
static void spapr_cap_set_bool(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
sPAPRCapabilityInfo *cap = opaque;
sPAPRMachineState *spapr = SPAPR_MACHINE(obj);
bool value;
Error *local_err = NULL;
visit_type_bool(v, name, &value, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
spapr->cmd_line_caps[cap->index] = true;
spapr->eff.caps[cap->index] = value ? SPAPR_CAP_ON : SPAPR_CAP_OFF;
}
static QCryptoBlockCreateOptions *
block_crypto_create_opts_init(QCryptoBlockFormat format,
QemuOpts *opts,
Error **errp)
{
OptsVisitor *ov;
QCryptoBlockCreateOptions *ret = NULL;
Error *local_err = NULL;
ret = g_new0(QCryptoBlockCreateOptions, 1);
ret->format = format;
ov = opts_visitor_new(opts);
visit_start_struct(opts_get_visitor(ov),
NULL, NULL, 0, &local_err);
if (local_err) {
goto out;
}
switch (format) {
case Q_CRYPTO_BLOCK_FORMAT_LUKS:
visit_type_QCryptoBlockCreateOptionsLUKS_members(
opts_get_visitor(ov), &ret->u.luks, &local_err);
break;
default:
error_setg(&local_err, "Unsupported block format %d", format);
break;
}
if (!local_err) {
visit_check_struct(opts_get_visitor(ov), &local_err);
}
visit_end_struct(opts_get_visitor(ov));
out:
if (local_err) {
error_propagate(errp, local_err);
qapi_free_QCryptoBlockCreateOptions(ret);
ret = NULL;
}
opts_visitor_cleanup(ov);
return ret;
}
static void spapr_cpu_core_realize(DeviceState *dev, Error **errp)
{
/* We don't use SPAPR_MACHINE() in order to exit gracefully if the user
* tries to add a sPAPR CPU core to a non-pseries machine.
*/
SpaprMachineState *spapr =
(SpaprMachineState *) object_dynamic_cast(qdev_get_machine(),
TYPE_SPAPR_MACHINE);
SpaprCpuCore *sc = SPAPR_CPU_CORE(OBJECT(dev));
CPUCore *cc = CPU_CORE(OBJECT(dev));
Error *local_err = NULL;
int i, j;
if (!spapr) {
error_setg(errp, TYPE_SPAPR_CPU_CORE " needs a pseries machine");
return;
}
sc->threads = g_new(PowerPCCPU *, cc->nr_threads);
for (i = 0; i < cc->nr_threads; i++) {
sc->threads[i] = spapr_create_vcpu(sc, i, &local_err);
if (local_err) {
goto err;
}
}
for (j = 0; j < cc->nr_threads; j++) {
spapr_realize_vcpu(sc->threads[j], spapr, sc, &local_err);
if (local_err) {
goto err_unrealize;
}
}
return;
err_unrealize:
while (--j >= 0) {
spapr_unrealize_vcpu(sc->threads[j], sc);
}
err:
while (--i >= 0) {
spapr_delete_vcpu(sc->threads[i], sc);
}
g_free(sc->threads);
error_propagate(errp, local_err);
}
void ppc_set_compat_all(uint32_t compat_pvr, Error **errp)
{
CPUState *cs;
CPU_FOREACH(cs) {
SetCompatState s = {
.compat_pvr = compat_pvr,
.err = NULL,
};
run_on_cpu(cs, do_set_compat, RUN_ON_CPU_HOST_PTR(&s));
if (s.err) {
error_propagate(errp, s.err);
return;
}
}
}
void bdrv_snapshot_delete_by_id_or_name(BlockDriverState *bs,
const char *id_or_name,
Error **errp)
{
int ret;
Error *local_err = NULL;
ret = bdrv_snapshot_delete(bs, id_or_name, NULL, &local_err);
if (ret == -ENOENT || ret == -EINVAL) {
error_free(local_err);
local_err = NULL;
ret = bdrv_snapshot_delete(bs, NULL, id_or_name, &local_err);
}
if (ret < 0) {
error_propagate(errp, local_err);
}
}
static void sdhci_pci_realize(PCIDevice *dev, Error **errp)
{
SDHCIState *s = PCI_SDHCI(dev);
Error *local_err = NULL;
sdhci_initfn(s);
sdhci_common_realize(s, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
dev->config[PCI_CLASS_PROG] = 0x01; /* Standard Host supported DMA */
dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin A */
s->irq = pci_allocate_irq(dev);
s->dma_as = pci_get_address_space(dev);
pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->iomem);
}
static void xtensa_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
XtensaCPUClass *xcc = XTENSA_CPU_GET_CLASS(dev);
Error *local_err = NULL;
cpu_exec_realizefn(cs, &local_err);
if (local_err != NULL) {
error_propagate(errp, local_err);
return;
}
cs->gdb_num_regs = xcc->config->gdb_regmap.num_regs;
qemu_init_vcpu(cs);
xcc->parent_realize(dev, errp);
}
static void vhost_user_scsi_realize(DeviceState *dev, Error **errp)
{
VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(dev);
VHostUserSCSI *s = VHOST_USER_SCSI(dev);
VHostSCSICommon *vsc = VHOST_SCSI_COMMON(s);
Error *err = NULL;
int ret;
if (!vs->conf.chardev.chr) {
error_setg(errp, "vhost-user-scsi: missing chardev");
return;
}
virtio_scsi_common_realize(dev, vhost_dummy_handle_output,
vhost_dummy_handle_output,
vhost_dummy_handle_output, &err);
if (err != NULL) {
error_propagate(errp, err);
return;
}
if (!vhost_user_init(&s->vhost_user, &vs->conf.chardev, errp)) {
return;
}
vsc->dev.nvqs = 2 + vs->conf.num_queues;
vsc->dev.vqs = g_new(struct vhost_virtqueue, vsc->dev.nvqs);
vsc->dev.vq_index = 0;
vsc->dev.backend_features = 0;
ret = vhost_dev_init(&vsc->dev, &s->vhost_user,
VHOST_BACKEND_TYPE_USER, 0);
if (ret < 0) {
error_setg(errp, "vhost-user-scsi: vhost initialization failed: %s",
strerror(-ret));
vhost_user_cleanup(&s->vhost_user);
return;
}
/* Channel and lun both are 0 for bootable vhost-user-scsi disk */
vsc->channel = 0;
vsc->lun = 0;
vsc->target = vs->conf.boot_tpgt;
}
static void riscv_cpu_realize(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
RISCVCPUClass *mcc = RISCV_CPU_GET_CLASS(dev);
Error *local_err = NULL;
cpu_exec_realizefn(cs, &local_err);
if (local_err != NULL) {
error_propagate(errp, local_err);
return;
}
riscv_cpu_register_gdb_regs_for_features(cs);
qemu_init_vcpu(cs);
cpu_reset(cs);
mcc->parent_realize(dev, errp);
}
static void vhost_scsi_realize(DeviceState *dev, Error **errp)
{
VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(dev);
VHostSCSI *s = VHOST_SCSI(dev);
Error *err = NULL;
int vhostfd = -1;
int ret;
if (!vs->conf.wwpn) {
error_setg(errp, "vhost-scsi: missing wwpn");
return;
}
if (vs->conf.vhostfd) {
vhostfd = monitor_handle_fd_param(cur_mon, vs->conf.vhostfd);
if (vhostfd == -1) {
error_setg(errp, "vhost-scsi: unable to parse vhostfd");
return;
}
}
virtio_scsi_common_realize(dev, &err);
if (err != NULL) {
error_propagate(errp, err);
return;
}
s->dev.nvqs = VHOST_SCSI_VQ_NUM_FIXED + vs->conf.num_queues;
s->dev.vqs = g_new(struct vhost_virtqueue, s->dev.nvqs);
s->dev.vq_index = 0;
ret = vhost_dev_init(&s->dev, vhostfd, "/dev/vhost-scsi", true);
if (ret < 0) {
error_setg(errp, "vhost-scsi: vhost initialization failed: %s",
strerror(-ret));
return;
}
s->dev.backend_features = 0;
error_setg(&s->migration_blocker,
"vhost-scsi does not support migration");
migrate_add_blocker(s->migration_blocker);
}
static void mirror_complete(BlockJob *job, Error **errp)
{
MirrorBlockJob *s = container_of(job, MirrorBlockJob, common);
Error *local_err = NULL;
int ret;
ret = bdrv_open_backing_file(s->target, NULL, &local_err);
if (ret < 0) {
error_propagate(errp, local_err);
return;
}
if (!s->synced) {
error_set(errp, QERR_BLOCK_JOB_NOT_READY, job->bs->device_name);
return;
}
s->should_complete = true;
block_job_resume(job);
}
static void fdt_nop_memory_nodes(void *fdt, Error **errp)
{
Error *err = NULL;
char **node_path;
int n = 0;
node_path = qemu_fdt_node_unit_path(fdt, "memory", &err);
if (err) {
error_propagate(errp, err);
return;
}
while (node_path[n]) {
if (g_str_has_prefix(node_path[n], "/memory")) {
qemu_fdt_nop_node(fdt, node_path[n]);
}
n++;
}
g_strfreev(node_path);
}
static void set_bit(DeviceState *dev, Visitor *v, void *opaque,
const char *name, Error **errp)
{
Property *prop = opaque;
Error *local_err = NULL;
bool value;
if (dev->state != DEV_STATE_CREATED) {
error_set(errp, QERR_PERMISSION_DENIED);
return;
}
visit_type_bool(v, &value, name, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
bit_prop_set(dev, prop, value);
}
static void multi_serial_pci_realize(PCIDevice *dev, Error **errp)
{
PCIDeviceClass *pc = PCI_DEVICE_GET_CLASS(dev);
PCIMultiSerialState *pci = DO_UPCAST(PCIMultiSerialState, dev, dev);
SerialState *s;
Error *err = NULL;
int i, nr_ports = 0;
switch (pc->device_id) {
case 0x0003:
nr_ports = 2;
break;
case 0x0004:
nr_ports = 4;
break;
}
assert(nr_ports > 0);
assert(nr_ports <= PCI_SERIAL_MAX_PORTS);
pci->dev.config[PCI_CLASS_PROG] = pci->prog_if;
pci->dev.config[PCI_INTERRUPT_PIN] = 0x01;
memory_region_init(&pci->iobar, OBJECT(pci), "multiserial", 8 * nr_ports);
pci_register_bar(&pci->dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &pci->iobar);
pci->irqs = qemu_allocate_irqs(multi_serial_irq_mux, pci,
nr_ports);
for (i = 0; i < nr_ports; i++) {
s = pci->state + i;
s->baudbase = 115200;
serial_realize_core(s, &err);
if (err != NULL) {
error_propagate(errp, err);
multi_serial_pci_exit(dev);
return;
}
s->irq = pci->irqs[i];
pci->name[i] = g_strdup_printf("uart #%d", i+1);
memory_region_init_io(&s->io, OBJECT(pci), &serial_io_ops, s,
pci->name[i], 8);
memory_region_add_subregion(&pci->iobar, 8 * i, &s->io);
pci->ports++;
}
}
static void usb_ohci_realize_pci(PCIDevice *dev, Error **errp)
{
Error *err = NULL;
OHCIPCIState *ohci = PCI_OHCI(dev);
dev->config[PCI_CLASS_PROG] = 0x10; /* OHCI */
dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin A */
usb_ohci_init(&ohci->state, DEVICE(dev), ohci->num_ports, 0,
ohci->masterbus, ohci->firstport,
pci_get_address_space(dev), ohci_pci_die, &err);
if (err) {
error_propagate(errp, err);
return;
}
ohci->state.irq = pci_allocate_irq(dev);
pci_register_bar(dev, 0, 0, &ohci->state.mem);
}
static QIOChannel *nbd_receive_starttls(QIOChannel *ioc,
QCryptoTLSCreds *tlscreds,
const char *hostname, Error **errp)
{
int ret;
QIOChannelTLS *tioc;
struct NBDTLSHandshakeData data = { 0 };
ret = nbd_request_simple_option(ioc, NBD_OPT_STARTTLS, errp);
if (ret <= 0) {
if (ret == 0) {
error_setg(errp, "Server don't support STARTTLS option");
nbd_send_opt_abort(ioc);
}
return NULL;
}
trace_nbd_receive_starttls_new_client();
tioc = qio_channel_tls_new_client(ioc, tlscreds, hostname, errp);
if (!tioc) {
return NULL;
}
qio_channel_set_name(QIO_CHANNEL(tioc), "nbd-client-tls");
data.loop = g_main_loop_new(g_main_context_default(), FALSE);
trace_nbd_receive_starttls_tls_handshake();
qio_channel_tls_handshake(tioc,
nbd_tls_handshake,
&data,
NULL);
if (!data.complete) {
g_main_loop_run(data.loop);
}
g_main_loop_unref(data.loop);
if (data.error) {
error_propagate(errp, data.error);
object_unref(OBJECT(tioc));
return NULL;
}
return QIO_CHANNEL(tioc);
}
void shpc_device_hotplug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
Error **errp)
{
Error *local_err = NULL;
PCIDevice *pci_hotplug_dev = PCI_DEVICE(hotplug_dev);
SHPCDevice *shpc = pci_hotplug_dev->shpc;
int slot;
shpc_device_hotplug_common(PCI_DEVICE(dev), &slot, shpc, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
/* Don't send event when device is enabled during qemu machine creation:
* it is present on boot, no hotplug event is necessary. We do send an
* event when the device is disabled later. */
if (!dev->hotplugged) {
shpc_set_status(shpc, slot, 0, SHPC_SLOT_STATUS_MRL_OPEN);
shpc_set_status(shpc, slot, SHPC_SLOT_STATUS_PRSNT_7_5W,
SHPC_SLOT_STATUS_PRSNT_MASK);
return;
}
/* This could be a cancellation of the previous removal.
* We check MRL state to figure out. */
if (shpc_get_status(shpc, slot, SHPC_SLOT_STATUS_MRL_OPEN)) {
shpc_set_status(shpc, slot, 0, SHPC_SLOT_STATUS_MRL_OPEN);
shpc_set_status(shpc, slot, SHPC_SLOT_STATUS_PRSNT_7_5W,
SHPC_SLOT_STATUS_PRSNT_MASK);
shpc->config[SHPC_SLOT_EVENT_LATCH(slot)] |=
SHPC_SLOT_EVENT_BUTTON |
SHPC_SLOT_EVENT_MRL |
SHPC_SLOT_EVENT_PRESENCE;
} else {
/* Press attention button to cancel removal */
shpc->config[SHPC_SLOT_EVENT_LATCH(slot)] |=
SHPC_SLOT_EVENT_BUTTON;
}
shpc_set_status(shpc, slot, 0, SHPC_SLOT_STATUS_66);
shpc_interrupt_update(pci_hotplug_dev);
}
static void serial_pci_realize(PCIDevice *dev, Error **errp)
{
PCISerialState *pci = DO_UPCAST(PCISerialState, dev, dev);
SerialState *s = &pci->state;
Error *err = NULL;
s->baudbase = 115200;
serial_realize_core(s, &err);
if (err != NULL) {
error_propagate(errp, err);
return;
}
pci->dev.config[PCI_CLASS_PROG] = pci->prog_if;
pci->dev.config[PCI_INTERRUPT_PIN] = 0x01;
s->irq = pci_allocate_irq(&pci->dev);
memory_region_init_io(&s->io, OBJECT(pci), &serial_io_ops, s, "serial", 8);
pci_register_bar(&pci->dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io);
}
static void set_bit(Object *obj, Visitor *v, void *opaque,
const char *name, Error **errp)
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
Error *local_err = NULL;
bool value;
if (dev->realized) {
error_set(errp, QERR_PERMISSION_DENIED);
return;
}
visit_type_bool(v, &value, name, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
bit_prop_set(dev, prop, value);
}
int bdrv_snapshot_load_tmp_by_id_or_name(BlockDriverState *bs,
const char *id_or_name,
Error **errp)
{
int ret;
Error *local_err = NULL;
ret = bdrv_snapshot_load_tmp(bs, id_or_name, NULL, &local_err);
if (ret == -ENOENT || ret == -EINVAL) {
error_free(local_err);
local_err = NULL;
ret = bdrv_snapshot_load_tmp(bs, NULL, id_or_name, &local_err);
}
if (local_err) {
error_propagate(errp, local_err);
}
return ret;
}
static void mips_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
MIPSCPU *cpu = MIPS_CPU(dev);
MIPSCPUClass *mcc = MIPS_CPU_GET_CLASS(dev);
Error *local_err = NULL;
cpu_exec_realizefn(cs, &local_err);
if (local_err != NULL) {
error_propagate(errp, local_err);
return;
}
cpu_mips_realize_env(&cpu->env);
cpu_reset(cs);
qemu_init_vcpu(cs);
mcc->parent_realize(dev, errp);
}
static void prop_set_bit64(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
DeviceState *dev = DEVICE(obj);
Property *prop = opaque;
Error *local_err = NULL;
bool value;
if (dev->realized) {
qdev_prop_set_after_realize(dev, name, errp);
return;
}
visit_type_bool(v, name, &value, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
bit64_prop_set(dev, prop, value);
}
static void colo_send_message_value(QEMUFile *f, COLOMessage msg,
uint64_t value, Error **errp)
{
Error *local_err = NULL;
int ret;
colo_send_message(f, msg, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
qemu_put_be64(f, value);
qemu_fflush(f);
ret = qemu_file_get_error(f);
if (ret < 0) {
error_setg_errno(errp, -ret, "Failed to send value for message:%s",
COLOMessage_lookup[msg]);
}
}
