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virDomainSnapshotDiskDefFormat: Use virXMLFormatElement

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Refactor the code to use modern XML formatting approach.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2021-01-07 15:03:57 +01:00
parent de69f96365
commit a01726e9cf
1 changed files with 15 additions and 18 deletions
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33
src/conf/snapshot_conf.c
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@ -772,33 +772,30 @@ virDomainSnapshotDiskDefFormat(virBufferPtr buf,
virDomainSnapshotDiskDefPtr disk,
virDomainXMLOptionPtr xmlopt)
{
int type = disk->src->type;
g_auto(virBuffer) attrBuf = VIR_BUFFER_INITIALIZER;
g_auto(virBuffer) childBuf = VIR_BUFFER_INIT_CHILD(buf);
if (!disk->name)
return 0;
virBufferEscapeString(buf, "<disk name='%s'", disk->name);
virBufferEscapeString(&attrBuf, " name='%s'", disk->name);
if (disk->snapshot > 0)
virBufferAsprintf(buf, " snapshot='%s'",
virBufferAsprintf(&attrBuf, " snapshot='%s'",
virDomainSnapshotLocationTypeToString(disk->snapshot));
if (!disk->src->path && disk->src->format == 0) {
virBufferAddLit(buf, "/>\n");
return 0;
if (disk->src->path || disk->src->format != 0) {
virBufferAsprintf(&attrBuf, " type='%s'", virStorageTypeToString(disk->src->type));
if (disk->src->format > 0)
virBufferEscapeString(&childBuf, "<driver type='%s'/>\n",
virStorageFileFormatTypeToString(disk->src->format));
if (virDomainDiskSourceFormat(&childBuf, disk->src, "source", 0, false, 0,
false, false, xmlopt) < 0)
return -1;
}
virBufferAsprintf(buf, " type='%s'>\n", virStorageTypeToString(type));
virBufferAdjustIndent(buf, 2);
if (disk->src->format > 0)
virBufferEscapeString(buf, "<driver type='%s'/>\n",
virStorageFileFormatTypeToString(disk->src->format));
if (virDomainDiskSourceFormat(buf, disk->src, "source", 0, false, 0,
false, false, xmlopt) < 0)
return -1;
virBufferAdjustIndent(buf, -2);
virBufferAddLit(buf, "</disk>\n");
virXMLFormatElement(buf, "disk", &attrBuf, &childBuf);
return 0;
}