C++ (Cpp) virXMLParseFileCtxt Examples

Example #1

File: cputest.c Project: soulxu/libvirt-xuhj

static virCPUDefPtr *
cpuTestLoadMultiXML(const char *arch,
                    const char *name,
                    unsigned int *count)
{
    char *xml = NULL;
    xmlDocPtr doc = NULL;
    xmlXPathContextPtr ctxt = NULL;
    xmlNodePtr *nodes = NULL;
    virCPUDefPtr *cpus = NULL;
    int n;
    int i;

    if (virAsprintf(&xml, "%s/cputestdata/%s-%s.xml", abs_srcdir, arch, name) < 0)
        goto cleanup;

    if (!(doc = virXMLParseFileCtxt(xml, &ctxt)))
        goto error;

    n = virXPathNodeSet("/cpuTest/cpu", ctxt, &nodes);
    if (n <= 0 || !(cpus = calloc(n, sizeof(virCPUDefPtr))))
        goto error;

    for (i = 0; i < n; i++) {
        ctxt->node = nodes[i];
        cpus[i] = virCPUDefParseXML(nodes[i], ctxt, VIR_CPU_TYPE_HOST);
        if (!cpus[i])
            goto error;
    }

    *count = n;

cleanup:
    free(xml);
    free(nodes);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(doc);
    return cpus;

error:
    if (cpus) {
        for (i = 0; i < n; i++)
            virCPUDefFree(cpus[i]);
        free(cpus);
        cpus = NULL;
    }
    goto cleanup;
}

Example #2

File: cputest.c Project: candhare/libvirt

static virCPUDefPtr *
cpuTestLoadMultiXML(const char *arch,
                    const char *name,
                    unsigned int *count)
{
    char *xml = NULL;
    xmlDocPtr doc = NULL;
    xmlXPathContextPtr ctxt = NULL;
    xmlNodePtr *nodes = NULL;
    virCPUDefPtr *cpus = NULL;
    int n;
    size_t i;

    if (virAsprintf(&xml, "%s/cputestdata/%s-%s.xml", abs_srcdir, arch, name) < 0)
        goto cleanup;

    if (!(doc = virXMLParseFileCtxt(xml, &ctxt)))
        goto cleanup;

    n = virXPathNodeSet("/cpuTest/cpu", ctxt, &nodes);
    if (n <= 0 || (VIR_ALLOC_N(cpus, n) < 0)) {
        fprintf(stderr, "\nNo /cpuTest/cpu elements found in %s\n", xml);
        goto cleanup;
    }

    for (i = 0; i < n; i++) {
        ctxt->node = nodes[i];
        cpus[i] = virCPUDefParseXML(nodes[i], ctxt, VIR_CPU_TYPE_HOST);
        if (!cpus[i])
            goto cleanup_cpus;
    }

    *count = n;

 cleanup:
    VIR_FREE(xml);
    VIR_FREE(nodes);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(doc);
    return cpus;

 cleanup_cpus:
    for (i = 0; i < n; i++)
        virCPUDefFree(cpus[i]);
    VIR_FREE(cpus);
    goto cleanup;
}

Example #3

File: cputest.c Project: soulxu/libvirt-xuhj

static virCPUDefPtr
cpuTestLoadXML(const char *arch, const char *name)
{
    char *xml = NULL;
    xmlDocPtr doc = NULL;
    xmlXPathContextPtr ctxt = NULL;
    virCPUDefPtr cpu = NULL;

    if (virAsprintf(&xml, "%s/cputestdata/%s-%s.xml", abs_srcdir, arch, name) < 0)
        goto cleanup;

    if (!(doc = virXMLParseFileCtxt(xml, &ctxt)))
        goto cleanup;

    cpu = virCPUDefParseXML(ctxt->node, ctxt, VIR_CPU_TYPE_AUTO);

cleanup:
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(doc);
    free(xml);
    return cpu;
}