From Olivier Jacques: Add #defines to disable XML validation.

svn path=/trunk/; revision=12340

epan/dissectors/packet-diameter.c

@@ -311,13 +311,17 @@ static xmlDocPtr
 xmlParseFilePush( char *filename, int checkValid) {
   FILE *f;
   xmlDocPtr doc=NULL;
+#ifdef ETHEREAL_XML_DO_VALIDITY_CHECKING
   int valid=0;
+#endif
   int res, size = 1024;
   char chars[1024];
   xmlParserCtxtPtr ctxt;
 
+#ifdef ETHEREAL_XML_DO_VALIDITY_CHECKING
   /* I wonder what kind of a performance hit this is? */
   *XmlStub.xmlDoValidityCheckingDefaultValue = checkValid;
+#endif
 
   f = fopen(filename, "r");
   if (f == NULL) {
@@ -334,17 +338,22 @@ xmlParseFilePush( char *filename, int checkValid) {
 	}
 	XmlStub.xmlParseChunk(ctxt, chars, 0, 1);
 	doc = ctxt->myDoc;
-	valid=ctxt->valid;
+#ifdef ETHEREAL_XML_DO_VALIDITY_CHECKING
+  valid=ctxt->valid;
+#endif
 	XmlStub.xmlFreeParserCtxt(ctxt);
   }
   fclose(f);
 
+#ifdef ETHEREAL_XML_DO_VALIDITY_CHECKING
   /* Check valid */
   if (!valid) {
 	report_failure( "Error!  Invalid xml in %s!  Failed DTD check!",
 			   filename);
 	return NULL;
   }
+#endif
+
   return doc;
 } /* xmlParseFilePush */
 

xmlstub.c

@@ -145,11 +145,13 @@ loadLibXML(void)
 	}
 	XmlStub.xmlSubstituteEntitiesDefault=(int(*)(int))symbol;
 
-	if (!g_module_symbol(handle, "xmlDoValidityCheckingDefaultValue", &symbol)) {
+#ifdef ETHEREAL_XML_DO_VALIDITY_CHECKING
+  if (!g_module_symbol(handle, "xmlDoValidityCheckingDefaultValue", &symbol)) {
 		g_warning("Unable to find \"xmlDoValidityCheckingDefaultValue\"");
 		error=TRUE;
 	}
 	XmlStub.xmlDoValidityCheckingDefaultValue = (int *)symbol;
+#endif
 
 	/*
 	 * Return if any of the above functions set our error flag.

xmlstub.h

@@ -8,6 +8,13 @@
 
 #include "config.h"
 
+/****************** specific to ethereal ********************************/
+/*
+ * Uncomment the following line to restore XML_DO_VALIDITY_CHECKING
+ * behavior which is causing issues on WIN32 platforms. See:
+ * http://www.ethereal.com/lists/ethereal-dev/200410/msg00194.html
+ */
+/* #define ETHEREAL_XML_DO_VALIDITY_CHECKING */
 /****************** From xml headers ************************************/
 
 /*
@@ -1088,10 +1095,9 @@ typedef struct {
 	char            *(*xmlGetProp)(xmlNodePtr, char *);
 	int              (*xmlKeepBlanksDefault)(int);
 	int              (*xmlSubstituteEntitiesDefault)(int);
-
-	/* Variables */
-	int              *xmlDoValidityCheckingDefaultValue;
-
+#ifdef ETHEREAL_XML_DO_VALIDITY_CHECKING
+  int              *xmlDoValidityCheckingDefaultValue;
+#endif
 } XML_STUB;
 
 XML_EXTERN XML_STUB XmlStub;