base

readconfig.c

@@ -0,0 +1,64 @@
+#include <stdio.h>
+#include <string.h>
+#include <libxml/parser.h>
+#include <libxml/tree.h>
+#include <libxml/xmlIO.h>
+#include <libxml/xinclude.h>
+
+#ifdef LIBXML_TREE_ENABLED
+
+static void
+print_element_names(xmlNode * a_node)
+{
+    xmlNode *cur_node = NULL;
+
+    for (cur_node = a_node; cur_node; cur_node = cur_node->next) {
+        if (cur_node->type == XML_ELEMENT_NODE) {
+            printf("node type: Element, name: %s\n", cur_node->name);
+        }
+
+        print_element_names(cur_node->children);
+    }
+}
+
+int readconfig(char *config_file) {
+    /* Initilize the library */
+    LIBXML_TEST_VERSION
+    
+    xmlParserCtxtPtr context;
+    xmlDocPtr config = NULL;
+    xmlNodePtr root_element = NULL;
+    
+    context = xmlNewParserCtxt();
+    if (context == NULL) {
+        fprintf(stderr, "No pudo alocar contexto de analizador!\n");
+        return 1;
+    }
+
+    config = xmlCtxtReadFile(context, config_file, NULL, XML_PARSE_DTDVALID);
+    if (config == NULL) {
+        fprintf(stderr, "Falló analizar %s\n", config_file);
+    }
+    else {
+        if (context->valid == 0) {
+            fprintf(stderr, "Falló validar %s\n", config_file);
+        }
+
+        root_element = xmlDocGetRootElement(config);
+        print_element_names(root_element);
+        
+        xmlFreeDoc(config);
+    }
+    xmlFreeParserCtxt(context);
+
+    return 0;
+}
+
+#else
+
+int readconfig(char *config_file) {
+    fprintf(stderr, "libxml2 no tiene tree support compilado\n");
+    return 1;
+}
+
+#endif