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Slightly refactor hostdev parsing / formating

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Rename virDomainHostdevPartsParse to virDomainHostdevDefParseSubsys
to reflect the fact that it only deals with hostdevs uing the
traditional mode=subsystem, and not mode=capabilities

Rename virDomainHostSourceFormat to virDomainHostdevDefFormatSubsys
for the same reason.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrange 2012-11-23 12:04:12 +00:00
parent 3f0010a673
commit 50897ffbb6
1 changed files with 58 additions and 43 deletions
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101
src/conf/domain_conf.c
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@ -2951,31 +2951,16 @@ out:
}
static int
virDomainHostdevPartsParse(xmlNodePtr node,
xmlXPathContextPtr ctxt,
const char *mode,
const char *type,
virDomainHostdevDefPtr def,
unsigned int flags)
virDomainHostdevDefParseXMLSubsys(xmlNodePtr node,
xmlXPathContextPtr ctxt,
const char *type,
virDomainHostdevDefPtr def,
unsigned int flags)
{
xmlNodePtr sourcenode;
char *managed = NULL;
int ret = -1;
/* @mode is passed in separately from the caller, since an
* 'intelligent hostdev' has no place for 'mode' in the XML (it is
* always 'subsys').
*/
if (mode) {
if ((def->mode=virDomainHostdevModeTypeFromString(mode)) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("unknown hostdev mode '%s'"), mode);
goto error;
}
} else {
def->mode = VIR_DOMAIN_HOSTDEV_MODE_SUBSYS;
}
/* @managed can be read from the xml document - it is always an
* attribute of the toplevel element, no matter what type of
* element that might be (pure hostdev, or higher level device
@ -4815,8 +4800,9 @@ virDomainActualNetDefParseXML(xmlNodePtr node,
virReportOOMError();
goto error;
}
if (virDomainHostdevPartsParse(node, ctxt, NULL, addrtype,
hostdev, flags) < 0) {
hostdev->mode = VIR_DOMAIN_HOSTDEV_MODE_SUBSYS;
if (virDomainHostdevDefParseXMLSubsys(node, ctxt, addrtype,
hostdev, flags) < 0) {
goto error;
}
} else if (actual->type == VIR_DOMAIN_NET_TYPE_NETWORK) {
@ -5205,8 +5191,9 @@ virDomainNetDefParseXML(virCapsPtr caps,
virReportOOMError();
goto error;
}
if (virDomainHostdevPartsParse(node, ctxt, NULL, addrtype,
hostdev, flags) < 0) {
hostdev->mode = VIR_DOMAIN_HOSTDEV_MODE_SUBSYS;
if (virDomainHostdevDefParseXMLSubsys(node, ctxt, addrtype,
hostdev, flags) < 0) {
goto error;
}
break;
@ -7375,9 +7362,27 @@ virDomainHostdevDefParseXML(const xmlNodePtr node,
if (!(def = virDomainHostdevDefAlloc()))
goto error;
/* parse managed/mode/type, and the <source> element */
if (virDomainHostdevPartsParse(node, ctxt, mode, type, def, flags) < 0)
if (mode) {
if ((def->mode = virDomainHostdevModeTypeFromString(mode)) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("unknown hostdev mode '%s'"), mode);
goto error;
}
} else {
def->mode = VIR_DOMAIN_HOSTDEV_MODE_SUBSYS;
}
switch (def->mode) {
case VIR_DOMAIN_HOSTDEV_MODE_SUBSYS:
/* parse managed/mode/type, and the <source> element */
if (virDomainHostdevDefParseXMLSubsys(node, ctxt, type, def, flags) < 0)
goto error;
break;
default:
virReportError(VIR_ERR_INTERNAL_ERROR,
_("Unexpected hostdev mode %d"), def->mode);
goto error;
}
if (def->info->type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
if (virDomainDeviceInfoParseXML(node, bootMap, def->info,
@ -12394,10 +12399,10 @@ virDomainFSDefFormat(virBufferPtr buf,
}
static int
virDomainHostdevSourceFormat(virBufferPtr buf,
virDomainHostdevDefPtr def,
unsigned int flags,
bool includeTypeInAddr)
virDomainHostdevDefFormatSubsys(virBufferPtr buf,
virDomainHostdevDefPtr def,
unsigned int flags,
bool includeTypeInAddr)
{
virBufferAddLit(buf, "<source");
if (def->startupPolicy) {
@ -12515,8 +12520,8 @@ virDomainActualNetDefFormat(virBufferPtr buf,
break;
case VIR_DOMAIN_NET_TYPE_HOSTDEV:
if (virDomainHostdevSourceFormat(buf, &def->data.hostdev.def,
flags, true) < 0) {
if (virDomainHostdevDefFormatSubsys(buf, &def->data.hostdev.def,
flags, true) < 0) {
return -1;
}
break;
@ -12624,8 +12629,8 @@ virDomainNetDefFormat(virBufferPtr buf,
break;
case VIR_DOMAIN_NET_TYPE_HOSTDEV:
if (virDomainHostdevSourceFormat(buf, &def->data.hostdev.def,
flags, true) < 0) {
if (virDomainHostdevDefFormatSubsys(buf, &def->data.hostdev.def,
flags, true) < 0) {
return -1;
}
break;
@ -13520,19 +13525,25 @@ virDomainHostdevDefFormat(virBufferPtr buf,
const char *mode = virDomainHostdevModeTypeToString(def->mode);
const char *type;
if (!mode || def->mode != VIR_DOMAIN_HOSTDEV_MODE_SUBSYS) {
if (!mode) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("unexpected hostdev mode %d"), def->mode);
return -1;
}
type = virDomainHostdevSubsysTypeToString(def->source.subsys.type);
if (!type ||
(def->source.subsys.type != VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_USB &&
def->source.subsys.type != VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI)) {
switch (def->mode) {
case VIR_DOMAIN_HOSTDEV_MODE_SUBSYS:
type = virDomainHostdevSubsysTypeToString(def->source.subsys.type);
if (!type) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("unexpected hostdev type %d"),
def->source.subsys.type);
return -1;
}
break;
default:
virReportError(VIR_ERR_INTERNAL_ERROR,
_("unexpected hostdev type %d"),
def->source.subsys.type);
_("unexpected hostdev mode %d"), def->mode);
return -1;
}
@ -13540,8 +13551,12 @@ virDomainHostdevDefFormat(virBufferPtr buf,
mode, type, def->managed ? "yes" : "no");
virBufferAdjustIndent(buf, 6);
if (virDomainHostdevSourceFormat(buf, def, flags, false) < 0)
return -1;
switch (def->mode) {
case VIR_DOMAIN_HOSTDEV_MODE_SUBSYS:
if (virDomainHostdevDefFormatSubsys(buf, def, flags, false) < 0)
return -1;
break;
}
virBufferAdjustIndent(buf, -6);
if (virDomainDeviceInfoFormat(buf, def->info,