Re: [libvirt] [PATCH V6 1/3] Add a class for file descriptor sets

+int virFdSetParseXML(virFdSetPtr fdset, const char *xPath, + xmlXPathContextPtr ctxt) +{ + xmlNodePtr *nodes = NULL; + int n, i; + char *key = NULL; + char *val = NULL; + unsigned int *fdsetnum = NULL; + int ret = 0; + + virFdSetReset(fdset); + + if ((n = virXPathNodeSet(xPath, ctxt, &nodes)) < 0) { + virReportError(VIR_ERR_INTERNAL_ERROR, + "%s", _("failed to parse qemu file descriptor sets")); + goto error; + } + if (n > 0) { + for (i = 0 ; i < n ; i++) { + key = virXMLPropString(nodes[i], "alias"); + val = virXMLPropString(nodes[i], "fdset"); + if (key && val) { + if (VIR_ALLOC(fdsetnum) < 0) { + virReportOOMError(); + ret = -1; + goto error; + } + if (virStrToLong_ui(val, NULL, 10, fdsetnum) < 0) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("incorrect fdset '%s', expected positive" + "integer"), val); + VIR_FREE(fdsetnum); + ret = -1; + goto error; + } + + if (fdset->nextfdset <= *fdsetnum) + fdset->nextfdset = *fdsetnum + 1; + + if (virHashAddEntry(fdset->aliasToFdSet, key, fdsetnum) < 0) { + virReportOOMError(); + VIR_FREE(fdset);