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qemu: Improve qemuDomainChrTargetDefValidate()

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Instead of validating each target type / address type combination
separately, create a small helper to perform the matching and
collapse all existing checks into a single one.

Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
This commit is contained in:
Andrea Bolognani 2017-11-24 17:52:26 +01:00
parent 81e14caf60
commit 9ae116eadf
1 changed files with 30 additions and 20 deletions
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50
src/qemu/qemu_domain.c
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@ -3460,43 +3460,53 @@ qemuDomainChrSourceDefValidate(const virDomainChrSourceDef *def)
}
static int
qemuDomainChrSerialTargetTypeToAddressType(int targetType)
{
switch ((virDomainChrSerialTargetType) targetType) {
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_ISA:
return VIR_DOMAIN_DEVICE_ADDRESS_TYPE_ISA;
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_USB:
return VIR_DOMAIN_DEVICE_ADDRESS_TYPE_USB;
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_PCI:
return VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI;
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_LAST:
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_NONE:
break;
}
return VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE;
}
static int
qemuDomainChrTargetDefValidate(const virDomainDef *def,
const virDomainChrDef *chr)
{
int expected;
switch ((virDomainChrDeviceType) chr->deviceType) {
case VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL:
/* Validate target type */
switch ((virDomainChrSerialTargetType) chr->targetType) {
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_ISA:
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_USB:
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_PCI:
/* Hack required until we have a proper type for pSeries
* serial consoles */
if (qemuDomainIsPSeries(def))
return 0;
if (chr->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
chr->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_ISA) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("isa-serial requires address of isa type"));
return -1;
}
break;
expected = qemuDomainChrSerialTargetTypeToAddressType(chr->targetType);
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_USB:
if (chr->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
chr->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_USB) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("usb-serial requires address of usb type"));
return -1;
}
break;
case VIR_DOMAIN_CHR_SERIAL_TARGET_TYPE_PCI:
if (chr->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE &&
chr->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("pci-serial requires address of pci type"));
chr->info.type != expected) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("Target type '%s' requires address type '%s'"),
virDomainChrSerialTargetTypeToString(chr->targetType),
virDomainDeviceAddressTypeToString(expected));
return -1;
}
break;