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util: Add helper to convert libxml2 nodes to a string
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@ -2092,6 +2092,7 @@ virUUIDParse;
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# util/virxml.h
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virXMLChildElementCount;
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virXMLNodeToString;
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virXMLParseHelper;
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virXMLPickShellSafeComment;
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virXMLPropString;
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@ -895,3 +895,36 @@ virXMLChildElementCount(xmlNodePtr node)
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}
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return ret;
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}
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/**
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* virXMLNodeToString: convert an XML node ptr to an XML string
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*
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* Returns the XML string of the document or NULL on error.
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* The caller has to free the string.
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*/
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char *
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virXMLNodeToString(xmlDocPtr doc,
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xmlNodePtr node)
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{
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xmlBufferPtr xmlbuf = NULL;
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char *ret = NULL;
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if (!(xmlbuf = xmlBufferCreate())) {
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virReportOOMError();
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return NULL;
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}
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if (xmlNodeDump(xmlbuf, doc, node, 0, 1) == 0) {
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virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
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_("failed to convert the XML node tree"));
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goto cleanup;
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}
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ignore_value(VIR_STRDUP(ret, (const char *)xmlBufferContent(xmlbuf)));
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cleanup:
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xmlBufferFree(xmlbuf);
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return ret;
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}
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@ -163,4 +163,6 @@ int virXMLSaveFile(const char *path,
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const char *warnCommand,
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const char *xml);
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char *virXMLNodeToString(xmlDocPtr doc, xmlNodePtr node);
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#endif /* __VIR_XML_H__ */
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