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conf: refactor hyperv features formatting

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Add a nested buffer for whatever sub-elements a particular
hyperv feature might have.

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Martin Kletzander <mkletzan@redhat.com>
This commit is contained in:
Ján Tomko 2025-01-06 17:20:57 +01:00
parent 91bb41a8b7
commit ad6b4d1fef
1 changed files with 19 additions and 27 deletions
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46
src/conf/domain_conf.c
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@ -27954,13 +27954,15 @@ virDomainDefFormatFeatures(virBuffer *buf,
virBufferAsprintf(&childBuf, "<hyperv mode='%s'>\n",
virDomainHyperVModeTypeToString(def->features[i]));
virBufferAdjustIndent(&childBuf, 2);
for (j = 0; j < VIR_DOMAIN_HYPERV_LAST; j++) {
g_auto(virBuffer) hypervAttrBuf = VIR_BUFFER_INITIALIZER;
g_auto(virBuffer) hypervChildBuf = VIR_BUFFER_INIT_CHILD(&tmpChildBuf);
if (def->hyperv_features[j] == VIR_TRISTATE_SWITCH_ABSENT)
continue;
virBufferAsprintf(&childBuf, "<%s state='%s'",
virDomainHypervTypeToString(j),
virBufferAsprintf(&hypervAttrBuf, " state='%s'",
virTristateSwitchTypeToString(def->hyperv_features[j]));
switch ((virDomainHyperv) j) {
@ -27978,49 +27980,39 @@ virDomainDefFormatFeatures(virBuffer *buf,
case VIR_DOMAIN_HYPERV_AVIC:
case VIR_DOMAIN_HYPERV_EMSR_BITMAP:
case VIR_DOMAIN_HYPERV_XMM_INPUT:
virBufferAddLit(&childBuf, "/>\n");
break;
case VIR_DOMAIN_HYPERV_SPINLOCKS:
if (def->hyperv_features[j] != VIR_TRISTATE_SWITCH_ON) {
virBufferAddLit(&childBuf, "/>\n");
break;
if (def->hyperv_features[j] == VIR_TRISTATE_SWITCH_ON) {
virBufferAsprintf(&hypervAttrBuf,
" retries='%d'", def->hyperv_spinlocks);
}
virBufferAsprintf(&childBuf, " retries='%d'/>\n",
def->hyperv_spinlocks);
break;
case VIR_DOMAIN_HYPERV_STIMER:
if (def->hyperv_features[j] != VIR_TRISTATE_SWITCH_ON) {
virBufferAddLit(&childBuf, "/>\n");
break;
}
if (def->hyperv_stimer_direct == VIR_TRISTATE_SWITCH_ON) {
virBufferAddLit(&childBuf, ">\n");
virBufferAdjustIndent(&childBuf, 2);
virBufferAddLit(&childBuf, "<direct state='on'/>\n");
virBufferAdjustIndent(&childBuf, -2);
virBufferAddLit(&childBuf, "</stimer>\n");
} else {
virBufferAddLit(&childBuf, "/>\n");
if (def->hyperv_features[j] == VIR_TRISTATE_SWITCH_ON &&
def->hyperv_stimer_direct == VIR_TRISTATE_SWITCH_ON) {
virBufferAddLit(&hypervChildBuf, "<direct state='on'/>\n");
}
break;
case VIR_DOMAIN_HYPERV_VENDOR_ID:
if (def->hyperv_features[j] != VIR_TRISTATE_SWITCH_ON) {
virBufferAddLit(&childBuf, "/>\n");
break;
if (def->hyperv_features[j] == VIR_TRISTATE_SWITCH_ON) {
virBufferEscapeString(&hypervAttrBuf, " value='%s'",
def->hyperv_vendor_id);
}
virBufferEscapeString(&childBuf, " value='%s'/>\n",
def->hyperv_vendor_id);
break;
case VIR_DOMAIN_HYPERV_LAST:
break;
}
virXMLFormatElement(&tmpChildBuf, virDomainHypervTypeToString(j),
&hypervAttrBuf, &hypervChildBuf);
}
virBufferAdjustIndent(&childBuf, -2);
virBufferAddBuffer(&childBuf, &tmpChildBuf);
virBufferAddLit(&childBuf, "</hyperv>\n");
break;