[PATCH 18/21] Refactoring virDomainGraphicsDefParseXMLSpice() to use XPath

Signed-off-by: Kristina Hanicova <khanicov(a)redhat.com&gt; --- src/conf/domain_conf.c | 303 ++++++++++++++++------------------------- 1 file changed, 114 insertions(+), 189 deletions(-) diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index ece34403a7..1115a3104d 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -13342,12 +13342,29 @@ virDomainGraphicsDefParseXMLSpice(virDomainGraphicsDef *def, xmlXPathContextPtr ctxt, unsigned int flags) { - xmlNodePtr cur; int defaultModeVal; + int nameval; + g_autofree xmlNodePtr *node_list = NULL; + int n = 0; + size_t i = 0; + int value = 0; g_autofree char *port = virXMLPropString(node, "port"); g_autofree char *tlsPort = virXMLPropString(node, "tlsPort"); g_autofree char *autoport = virXMLPropString(node, "autoport"); g_autofree char *defaultMode = virXMLPropString(node, "defaultMode"); + g_autofree char *compression = NULL; + g_autofree char *jpeg_compression = NULL; + g_autofree char *zlib_compression = NULL; + g_autofree char *playback_compression = NULL; + g_autofree char *streaming_mode = NULL; + g_autofree char *copypaste = NULL; + g_autofree char *filetransfer_enable = NULL; + g_autofree char *gl_enable = NULL; + g_autofree char *mouse_mode = NULL; + g_autofree char *rendernode = NULL; + VIR_XPATH_NODE_AUTORESTORE(ctxt) + + ctxt->node = node; if (virDomainGraphicsListensParseXML(def, node, ctxt, flags) < 0) return -1; @@ -13403,207 +13420,115 @@ virDomainGraphicsDefParseXMLSpice(virDomainGraphicsDef *def, def->type) < 0) return -1; - cur = node->children; - while (cur != NULL) { - if (cur->type == XML_ELEMENT_NODE) { - if (virXMLNodeNameEqual(cur, "channel")) { - int nameval, modeval; - g_autofree char *name = NULL; - g_autofree char *mode = NULL; - - name = virXMLPropString(cur, "name"); - mode = virXMLPropString(cur, "mode"); - - if (!name || !mode) { - virReportError(VIR_ERR_INTERNAL_ERROR, "%s", - _("spice channel missing name/mode")); - return -1; - } - - if ((nameval = virDomainGraphicsSpiceChannelNameTypeFromString(name)) < 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown spice channel name %s"), - name); - return -1; - } - if ((modeval = virDomainGraphicsSpiceChannelModeTypeFromString(mode)) < 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown spice channel mode %s"), - mode); - return -1; - } - - def->data.spice.channels[nameval] = modeval; - } else if (virXMLNodeNameEqual(cur, "image")) { - int compressionVal; - g_autofree char *compression = virXMLPropString(cur, "compression"); - - if (!compression) { - virReportError(VIR_ERR_INTERNAL_ERROR, "%s", - _("spice image missing compression")); - return -1; - } - - if ((compressionVal = - virDomainGraphicsSpiceImageCompressionTypeFromString(compression)) <= 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown spice image compression %s"), - compression); - return -1; - } - - def->data.spice.image = compressionVal; - } else if (virXMLNodeNameEqual(cur, "jpeg")) { - int compressionVal; - g_autofree char *compression = virXMLPropString(cur, "compression"); - - if (!compression) { - virReportError(VIR_ERR_INTERNAL_ERROR, "%s", - _("spice jpeg missing compression")); - return -1; - } - - if ((compressionVal = - virDomainGraphicsSpiceJpegCompressionTypeFromString(compression)) <= 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown spice jpeg compression %s"), - compression); - return -1; - } - - def->data.spice.jpeg = compressionVal; - } else if (virXMLNodeNameEqual(cur, "zlib")) { - int compressionVal; - g_autofree char *compression = virXMLPropString(cur, "compression"); - - if (!compression) { - virReportError(VIR_ERR_INTERNAL_ERROR, "%s", - _("spice zlib missing compression")); - return -1; - } - - if ((compressionVal = - virDomainGraphicsSpiceZlibCompressionTypeFromString(compression)) <= 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown spice zlib compression %s"), - compression); - return -1; - } - - def->data.spice.zlib = compressionVal; - } else if (virXMLNodeNameEqual(cur, "playback")) { - int compressionVal; - g_autofree char *compression = virXMLPropString(cur, "compression"); - - if (!compression) { - virReportError(VIR_ERR_INTERNAL_ERROR, "%s", - _("spice playback missing compression")); - return -1; - } - - if ((compressionVal = - virTristateSwitchTypeFromString(compression)) <= 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", - _("unknown spice playback compression")); - return -1; - } - - def->data.spice.playback = compressionVal; - } else if (virXMLNodeNameEqual(cur, "streaming")) { - int modeVal; - g_autofree char *mode = virXMLPropString(cur, "mode"); - - if (!mode) { - virReportError(VIR_ERR_XML_ERROR, "%s", - _("spice streaming missing mode")); - return -1; - } - if ((modeVal = - virDomainGraphicsSpiceStreamingModeTypeFromString(mode)) <= 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", - _("unknown spice streaming mode")); - return -1; - } - - def->data.spice.streaming = modeVal; - } else if (virXMLNodeNameEqual(cur, "clipboard")) { - int copypasteVal; - g_autofree char *copypaste = virXMLPropString(cur, "copypaste"); - - if (!copypaste) { - virReportError(VIR_ERR_XML_ERROR, "%s", - _("spice clipboard missing copypaste")); - return -1; - } + if ((n = virXPathNodeSet("./channel", ctxt, &node_list)) < 0) + return -1; - if ((copypasteVal = - virTristateBoolTypeFromString(copypaste)) <= 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown copypaste value '%s'"), copypaste); - return -1; - } + for (i = 0; i < n; i++) { + g_autofree char *name = virXMLPropString(node_list[i], "name"); + g_autofree char *mode = virXMLPropString(node_list[i], "mode"); - def->data.spice.copypaste = copypasteVal; - } else if (virXMLNodeNameEqual(cur, "filetransfer")) { - int enableVal; - g_autofree char *enable = virXMLPropString(cur, "enable"); + if ((nameval = virDomainGraphicsSpiceChannelNameTypeFromString(name)) < 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown spice channel name %s"), NULLSTR(name)); + return -1; + } + if ((value = virDomainGraphicsSpiceChannelModeTypeFromString(mode)) < 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown spice channel mode %s"), NULLSTR(mode)); + return -1; + } + def->data.spice.channels[nameval] = value; + } - if (!enable) { - virReportError(VIR_ERR_XML_ERROR, "%s", - _("spice filetransfer missing enable")); - return -1; - } + if ((compression = virXPathString("string(./image/@compression)", ctxt))) { + if ((value = + virDomainGraphicsSpiceImageCompressionTypeFromString(compression)) <= 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown spice image compression %s"), compression); + return -1; + } + def->data.spice.image = value; + } - if ((enableVal = - virTristateBoolTypeFromString(enable)) <= 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown enable value '%s'"), enable); - return -1; - } + if ((jpeg_compression = virXPathString("string(./jpeg/@compression)", ctxt))) { + if ((value = + virDomainGraphicsSpiceJpegCompressionTypeFromString(jpeg_compression)) <= 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown spice jpeg compression %s"), + jpeg_compression); + return -1; + } + def->data.spice.jpeg = value; + } - def->data.spice.filetransfer = enableVal; - } else if (virXMLNodeNameEqual(cur, "gl")) { - int enableVal; - g_autofree char *enable = virXMLPropString(cur, "enable"); - g_autofree char *rendernode = virXMLPropString(cur, "rendernode"); + if ((zlib_compression = virXPathString("string(./zlib/@compression)", ctxt))) { + if ((value = + virDomainGraphicsSpiceZlibCompressionTypeFromString(zlib_compression)) <= 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown spice zlib compression %s"), + zlib_compression); + return -1; + } + def->data.spice.zlib = value; + } - if (!enable) { - virReportError(VIR_ERR_XML_ERROR, "%s", - _("spice gl element missing enable")); - return -1; - } + if ((playback_compression = virXPathString("string(./playback/@compression)", ctxt))) { + if ((value = virTristateSwitchTypeFromString(playback_compression)) <= 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", + _("unknown spice playback compression")); + return -1; + } + def->data.spice.playback = value; + } - if ((enableVal = - virTristateBoolTypeFromString(enable)) <= 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown enable value '%s'"), enable); - return -1; - } + if ((streaming_mode = virXPathString("string(./streaming/@mode)", ctxt))) { + if ((value = + virDomainGraphicsSpiceStreamingModeTypeFromString(streaming_mode)) <= 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", + _("unknown spice streaming mode")); + return -1; + } + def->data.spice.streaming = value; + } - def->data.spice.gl = enableVal; - def->data.spice.rendernode = g_steal_pointer(&rendernode); + if ((copypaste = virXPathString("string(./clipboard/@copypaste)", ctxt))) { + if ((value = virTristateBoolTypeFromString(copypaste)) <= 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown copypaste value '%s'"), copypaste); + return -1; + } + def->data.spice.copypaste = value; + } - } else if (virXMLNodeNameEqual(cur, "mouse")) { - int modeVal; - g_autofree char *mode = virXMLPropString(cur, "mode"); + if ((filetransfer_enable = virXPathString("string(./filetransfer/@enable)", ctxt))) { + if ((value = virTristateBoolTypeFromString(filetransfer_enable)) <= 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown enable value '%s'"), + filetransfer_enable); + return -1; + } + def->data.spice.filetransfer = value; + } - if (!mode) { - virReportError(VIR_ERR_XML_ERROR, "%s", - _("spice mouse missing mode")); - return -1; - } + if ((gl_enable = virXPathString("string(./gl/@enable)", ctxt))) { + rendernode = virXPathString("string(./gl/@rendernode)", ctxt); - if ((modeVal = virDomainGraphicsSpiceMouseModeTypeFromString(mode)) <= 0) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown mouse mode value '%s'"), - mode); - return -1; - } + if ((value = virTristateBoolTypeFromString(gl_enable)) <= 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown enable value '%s'"), gl_enable); + return -1; + } + def->data.spice.gl = value; + def->data.spice.rendernode = g_steal_pointer(&rendernode); + } - def->data.spice.mousemode = modeVal; - } + if ((mouse_mode = virXPathString("string(./mouse/@mode)", ctxt))) { + if ((value = virDomainGraphicsSpiceMouseModeTypeFromString(mouse_mode)) <= 0) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown mouse mode value '%s'"), mouse_mode); + return -1; } - cur = cur->next; + def->data.spice.mousemode = value; } return 0; -- 2.30.2