refactored the parser

src/fomod/xmlUtil.c

@@ -0,0 +1,70 @@
+#include "xmlUtil.h"
+
+#include <string.h>
+
+char * freeAndDup(xmlChar * line) {
+	char * free = strdup((const char *) line);
+	xmlFree(line);
+	return free;
+}
+
+FOModOrder_t getFOModOrder(const char * order) {
+	if(order == NULL || strcmp(order, "Ascending") == 0) {
+		return ASC;
+	} else if(strcmp(order, "Explicit") == 0) {
+		return ORD;
+	} else if(strcmp(order, "Descending") == 0) {
+		return DESC;
+	}
+	return -1;
+}
+
+//replace \ in the path by /
+void fixPath(char * path) {
+	while(*path != '\0') {
+		if(*path == '\\')*path = '/';
+		path++;
+	}
+}
+
+int countUntilNull(void * pointers) {
+	int i = 0;
+	while(pointers != NULL) {
+		pointers++;
+		i++;
+	}
+	return i;
+}
+
+//names cannot contain false
+//need to be null terminated
+bool validateNode(xmlNodePtr * node, bool skipText, const char * names, ...) {
+	va_list namesPtr;
+
+	while(*node != NULL && xmlStrcmp((*node)->name, (const xmlChar *)"text") == 0) {
+		if(skipText) {
+			(*node) = (*node)->next;
+		} else {
+			//could not skip and the node was a text node.
+			return false;
+		}
+	}
+
+	if(*node == NULL) {
+		return true;
+	}
+
+	va_start(namesPtr, names);
+
+	const char * validName = names;
+	while(validName != NULL) {
+		if(xmlStrcmp((*node)->name, (const xmlChar *)validName) == 0) {
+			va_end(namesPtr);
+			return true;
+		}
+		validName = va_arg(namesPtr, char *);
+	}
+
+	va_end(namesPtr);
+	return false;
+}