Add XML create and parse function
This commit is contained in:
wangk
parent
595f17127e
commit
60624244e4
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@ -63,12 +63,14 @@ set(KIT_SOURCE
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${PROJECT_SOURCE_DIR}/kit/kit_safe_memcpy.c
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${PROJECT_SOURCE_DIR}/kit/kit_mqtt.c
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${PROJECT_SOURCE_DIR}/kit/kit_mqtt_sub.c
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${PROJECT_SOURCE_DIR}/kit/kit_xml.c
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)
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# 添加库头文件
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include_directories(
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${PROJECT_SOURCE_DIR}/lib/libsqlite3/include
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${PROJECT_SOURCE_DIR}/lib/libxml2/include
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${PROJECT_SOURCE_DIR}/lib/libxml2/include/
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${PROJECT_SOURCE_DIR}/lib/libxml2/include/libxml2
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${PROJECT_SOURCE_DIR}/lib/libssl/include
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${PROJECT_SOURCE_DIR}/lib/libcjson/include
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${PROJECT_SOURCE_DIR}/lib/libmodbus/include
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@ -0,0 +1,272 @@
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#include "kit_xml.h"
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//初始化结构体
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static void set_item(EMS_XML *EMS_XML_item)
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{
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assert(EMS_XML_item);
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EMS_XML_item->id = 1;
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snprintf(EMS_XML_item->can_recv_name, NAME_STR_LEN, "%s", "can0");
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snprintf(EMS_XML_item->can_send_name, NAME_STR_LEN, "%s", "can1");
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snprintf(EMS_XML_item->can_id_name, NAME_STR_LEN, "%s", "3");
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snprintf(EMS_XML_item->can_recv_dlc, NAME_STR_LEN, "%s", "8");
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snprintf(EMS_XML_item->can_send_dlc, NAME_STR_LEN, "%s", "8");
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}
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//创建节点
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static xmlNodePtr create_node(const EMS_XML *EMS_XML_item)
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{
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//确保传入的指针不为空，避免后续对空指针进行不当操作
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assert(EMS_XML_item);
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char id[NAME_STR_LEN] = {0};
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xmlNodePtr EMS_XML_node = NULL;
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//BAD_CAST是一个将C风格字符串转成xmlChar*的宏
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EMS_XML_node = xmlNewNode(NULL, BAD_CAST"EMS_XML");
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if (EMS_XML_node == NULL) {
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fprintf(stderr, "Failed to create new node.\n");
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return NULL;
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}
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//设置属性
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snprintf(id, NAME_STR_LEN, "%d", EMS_XML_item->id);
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//xmlNewProp设置属性
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xmlNewProp(EMS_XML_node, BAD_CAST"id", (xmlChar*)id);
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xmlNewChild(EMS_XML_node, NULL, BAD_CAST"can_recv_name", (xmlChar *)EMS_XML_item->can_recv_name);
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xmlNewChild(EMS_XML_node, NULL, BAD_CAST"can_send_name", (xmlChar *)EMS_XML_item->can_send_name);
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xmlNewChild(EMS_XML_node, NULL, BAD_CAST"can_id_name", (xmlChar *)EMS_XML_item->can_id_name);
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xmlNewChild(EMS_XML_node, NULL, BAD_CAST"can_recv_dlc", (xmlChar *)EMS_XML_item->can_recv_dlc);
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xmlNewChild(EMS_XML_node, NULL, BAD_CAST"can_send_dlc", (xmlChar *)EMS_XML_item->can_send_dlc);
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return EMS_XML_node;
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}
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//向根节点中添加一个节点
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static int add_node_to_root(xmlNodePtr root_node)
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{
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xmlNodePtr EMS_XML_node = NULL;
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EMS_XML *EMS_XML_item = NULL;
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//创建一个新的item
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EMS_XML_item = (EMS_XML *)malloc(sizeof(EMS_XML));
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if (EMS_XML_item == NULL) {
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fprintf(stderr, "Failed to malloc memory.\n");
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return -1;
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}
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set_item(EMS_XML_item);
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//创建一个节点
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EMS_XML_node = create_node(EMS_XML_item);
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if (EMS_XML_node == NULL) {
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fprintf(stderr, "Failed to create EMS_XML node.\n");
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goto FAILED;
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}
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//根节点添加一个子节点
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xmlAddChild(root_node, EMS_XML_node);
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free(EMS_XML_item);
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return 0;
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FAILED:
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if (EMS_XML_item){
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free(EMS_XML_item);
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}
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return -1;
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}
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//创建xml文档
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static int create_EMS_XML_file(const char *EMS_XML_file)
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{
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assert(EMS_XML_file);
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xmlDocPtr doc = NULL;
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xmlNodePtr root_node = NULL;
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//创建一个xml 文档
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doc = xmlNewDoc(BAD_CAST"1.0");
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if (doc == NULL) {
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fprintf(stderr, "Failed to new doc.\n");
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return -1;
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}
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//创建根节点
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root_node = xmlNewNode(NULL, BAD_CAST"EMS_root");
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if (root_node == NULL) {
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fprintf(stderr, "Failed to new root node.\n");
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goto FAILED;
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}
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//将根节点添加到文档中
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xmlDocSetRootElement(doc, root_node);
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if (add_node_to_root(root_node) != 0) {
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fprintf(stderr, "Failed to add a new EMS_XML node.\n");
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goto FAILED;
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}
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//将文档保存到文件中，按照utf-8编码格式保存
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xmlSaveFormatFileEnc(EMS_XML_file, doc, "UTF-8", 1);
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//xmlSaveFile("test.xml", doc);
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xmlFreeDoc(doc);
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return 0;
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FAILED:
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if (doc) {
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xmlFreeDoc(doc);
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}
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return -1;
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}
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static int add_node(const char *EMS_XML_file)
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{
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assert(EMS_XML_file);
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xmlDocPtr doc = NULL;
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xmlNodePtr root_node = NULL;
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xmlNodePtr EMS_XML_node = NULL;
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EMS_XML *EMS_XML_item = NULL;
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doc = xmlParseFile(EMS_XML_file);
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if (doc == NULL) {
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fprintf(stderr, "Failed to parser xml file:%s\n", EMS_XML_file);
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return -1;
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}
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root_node = xmlDocGetRootElement(doc);
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if (root_node == NULL) {
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fprintf(stderr, "Failed to get root node.\n");
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goto FAILED;
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}
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//向根节点添加子节点
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if (add_node_to_root(root_node) != 0) {
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fprintf(stderr, "Failed to add a new EMS_XML node.\n");
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goto FAILED;
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}
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//将文档保存到文件中，按照utf-8编码格式保存
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xmlSaveFormatFileEnc(EMS_XML_file, doc, "UTF-8", 1);
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xmlFreeDoc(doc);
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return 0;
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FAILED:
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if (doc) {
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xmlFreeDoc(doc);
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}
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return -1;
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}
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/*--------------------------para function--------------------------*/
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static int parse_EMS_XML_node(xmlDocPtr doc, xmlNodePtr cur)
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{
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assert(doc || cur);
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xmlChar *key;
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cur = cur->xmlChildrenNode;
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while (cur != NULL) {
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if ((!xmlStrcmp(cur->name, (const xmlChar *)"can_recv_name"))) {
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key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
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printf("can_recv_name: %s\t", key);
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xmlFree(key);
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}
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if ((!xmlStrcmp(cur->name, (const xmlChar *)"can_send_name"))) {
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key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
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printf("can_send_name: %s\t", key);
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xmlFree(key);
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}
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if ((!xmlStrcmp(cur->name, (const xmlChar *)"can_id_name"))) {
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key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
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printf("can_id_name: %s\n", key);
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xmlFree(key);
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}
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if ((!xmlStrcmp(cur->name, (const xmlChar *)"can_recv_dlc"))) {
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key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
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printf("can_recv_dlc: %s\t", key);
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xmlFree(key);
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}
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if ((!xmlStrcmp(cur->name, (const xmlChar *)"can_send_dlc"))) {
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key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
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printf("can_send_dlc: %s\n", key);
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xmlFree(key);
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}
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cur = cur->next;
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}
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return 0;
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}
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static int parse_EMS_XML(const char *file_name)
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{
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assert(file_name);
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xmlDocPtr doc; //xml整个文档的树形结构
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xmlNodePtr cur; //xml节点
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xmlChar *id;
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//获取树形结构
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doc = xmlParseFile(file_name);
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if (doc == NULL) {
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fprintf(stderr, "Failed to parse xml file:%s\n", file_name);
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goto FAILED;
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}
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//获取根节点
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cur = xmlDocGetRootElement(doc);
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if (cur == NULL) {
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fprintf(stderr, "Root is empty.\n");
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goto FAILED;
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}
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if ((xmlStrcmp(cur->name, (const xmlChar *)"EMS_root"))) {
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fprintf(stderr, "The root is not EMS_root.\n");
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goto FAILED;
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}
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//遍历处理根节点的每一个子节点
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cur = cur->xmlChildrenNode;
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while (cur != NULL) {
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if ((!xmlStrcmp(cur->name, (const xmlChar *)"EMS_XML"))) {
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id = xmlGetProp(cur, "id");
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printf("id:%s\t",id);
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parse_EMS_XML_node(doc, cur);
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}
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cur = cur->next;
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}
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xmlFreeDoc(doc);
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return 0;
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FAILED:
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if (doc) {
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xmlFreeDoc(doc);
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}
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return -1;
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}
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void paraXml()
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{
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char *xml_file = DEFAULT_XML_FILE;
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printf("para xml function:\n");
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if (parse_EMS_XML(xml_file) != 0) {
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fprintf(stderr, "Failed to parse EMS_XML_file.\n");
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exit(EXIT_FAILURE);
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}
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}
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void createXml()
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{
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char *EMS_XML_file = EMS_XML_FILE;
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printf("create function:\n");
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if (access(EMS_XML_file, F_OK) == 0) {
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printf("The %s is exist!\n", EMS_XML_file);
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}
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else {
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//文件不存在，创建一个
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create_EMS_XML_file(EMS_XML_file);
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}
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}
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@ -0,0 +1,32 @@
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#ifndef __KIT_XML_H_
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#define __KIT_XML_H_
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <assert.h>
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#include "libxml2/include/libxml2/libxml/parser.h"
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#include "libxml2/include/libxml2/libxml/tree.h"
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#include "libxml2/include/libxml2/libxml/xmlmemory.h"
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#define EMS_XML_FILE "EMS_XML.xml"
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#define NAME_STR_LEN 32
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#define DEFAULT_XML_FILE "EMS_XML.xml"
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//电话通讯录结构体
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typedef struct EMS_XML_t {
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int id; //编号
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char can_recv_name[NAME_STR_LEN];
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char can_send_name[NAME_STR_LEN];
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char can_id_name[NAME_STR_LEN];
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char can_recv_dlc[NAME_STR_LEN];
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char can_send_dlc[NAME_STR_LEN];
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}EMS_XML;
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void createXml();
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void paraXml();
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#endif
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18
test/test.c
18
test/test.c
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@ -12,6 +12,7 @@
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// #include "libmodbus/include/modbus-rtu.h"
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#include "kit_mqtt.h"
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#include "kit_mqtt_sub.h"
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#include "kit_xml.h"
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// #include "MQTTAsync.h"
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@ -29,7 +30,7 @@ void testCreatThreadTask()
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{
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printf("testThreadTask\n");
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logger_init("./log");
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pthread_t tTestLogger, tTestDIDetect, tTestUart, tTestTcp, tTest4G, tTestCanSend, tTestCanRecv, tTestModbus, tTestMQTT;
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pthread_t tTestLogger, tTestDIDetect, tTestUart, tTestTcp, tTest4G, tTestCanSend, tTestCanRecv, tTestModbus, tTestMQTT, tTestXML;
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// pthread_create(&tTestLogger, NULL, testLoggerThread, "testLoggerThread");
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// pthread_join(tTestLogger, NULL);
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// int ret = pthread_create(&tTestDIDetect, NULL, testDIDetectThread, "testDIDetectThread");
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@ -47,8 +48,10 @@ void testCreatThreadTask()
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// pthread_join(tTestCanRecv, NULL);
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// pthread_create(&tTestModbus, NULL, testModbusThread, "testModbusThread");
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// pthread_join(tTestModbus, NULL);
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pthread_create(&tTestMQTT, NULL, testMQTTThread, "testMQTTThread");
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pthread_join(tTestMQTT, NULL);
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// pthread_create(&tTestMQTT, NULL, testMQTTThread, "testMQTTThread");
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// pthread_join(tTestMQTT, NULL);
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pthread_create(&tTestXML, NULL, testXMLThread, "testXMLThread");
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pthread_join(tTestXML, NULL);
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logger_destroy();
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}
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@ -204,3 +207,12 @@ void *testMQTTThread(void *arg)
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// printf("MQTT wrong\n");
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// }
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}
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//XML测试线程
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void *testXMLThread(void *arg)
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{
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logger_level_printf(LOGGER_DEBUG_LEVEL, arg);
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printf("XML test!\n");
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createXml();
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paraXml();
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}
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@ -15,5 +15,6 @@ void *testCanSendThread(void *arg);
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void *testCanRecvThread(void *arg);
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void *testModbusThread(void *arg);
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void *testMQTTThread(void *arg);
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void *testXMLThread(void *arg);
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#endif
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