Log excess data.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@28686 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,3 +1,10 @@
+2009-09-15 Richard Frith-Macdonald <rfm@gnu.org>
+
+	* Headers/Additions/GNUstepBase/GSMime.h:
+	* Source/Additions/GSMime.m:
+	Add new -excess method to return any excess data left over from parsing.
+	Previously the code just used to NSLog() this data as a warning.
+
 2009-09-14 Richard Frith-Macdonald <rfm@gnu.org>
 
 	* Source/NSCalendarDate.m: Workaround for bug in some linux SMP systems

Headers/Additions/GNUstepBase/GSMime.h

@@ -202,8 +202,9 @@ extern "C" {
     unsigned int	hadErrors:1;
     unsigned int	buggyQuotes:1;
     unsigned int	wantEndOfLine:1;
+    unsigned int	excessData:1;
   } flags;
-  NSData		*boundary;
+  NSData		*boundary;	// Also overloaded to hold excess
   GSMimeDocument	*document;
   GSMimeParser		*child;
   GSMimeCodingContext	*context;
@@ -219,6 +220,7 @@ extern "C" {
 	  fromRange: (NSRange)aRange
 	   intoData: (NSMutableData*)dData
 	withContext: (GSMimeCodingContext*)con;
+- (NSData*) excess;
 - (void) expectNoHeaders;
 - (BOOL) isComplete;
 - (BOOL) isHttp;

Source/Additions/GSMime.m

@@ -1107,6 +1107,19 @@ wordData(NSString *word)
   return document;
 }
 
+/** If there was more data passed to the parser than actually needed to
+ * form the document, this method returns that excess data, othrwise it
+ * returns nil.
+ */
+- (NSData*) excess
+{
+  if (flags.excessData == 1)
+    {
+      return boundary;
+    }
+  return nil;
+}
+
 /**
  * This method may be called to tell the parser that it should not expect
  * to parse any headers, and that the data it will receive is body data.<br />
@@ -2401,7 +2414,8 @@ NSDebugMLLog(@"GSMime", @"Header parsed - %@", info);
 	      rawBodyLength = expect;
 	      excess = [d subdataWithRange:
 		NSMakeRange(dLength, [d length] - dLength)];
-	      NSLog(@"Excess data ignored: %@", excess);
+	      ASSIGN(boundary, excess);
+	      flags.excessData = 1;
 	    }
 	  [self decodeData: d
 		 fromRange: NSMakeRange(0, dLength)