[libxml2] Non ASCII character may be split at buffer end

[Daniel Veillard <veillard src gnome org>]

commit 8a103793f2cf3686112e6a3f2d17ac1987573c29
Author: Adiel Mittmann <adiel inf ufsc br>
Date:   Tue Aug 25 11:27:13 2009 +0200

    Non ASCII character may be split at buffer end
    
    * HTMLparser.c: make sure when we call xmlParserInputGrow in
      htmlCurrentChar, to reset the current pointer

 HTMLparser.c |   12 +++++++++---
 1 files changed, 9 insertions(+), 3 deletions(-)
---
diff --git a/HTMLparser.c b/HTMLparser.c
index c64590e..d06724c 100644
--- a/HTMLparser.c
+++ b/HTMLparser.c
@@ -384,19 +384,25 @@ htmlCurrentChar(xmlParserCtxtPtr ctxt, int *len) {
 
 	c = *cur;
 	if (c & 0x80) {
-	    if (cur[1] == 0)
+	    if (cur[1] == 0) {
 		xmlParserInputGrow(ctxt->input, INPUT_CHUNK);
+                cur = ctxt->input->cur;
+            }
 	    if ((cur[1] & 0xc0) != 0x80)
 		goto encoding_error;
 	    if ((c & 0xe0) == 0xe0) {
 
-		if (cur[2] == 0)
+		if (cur[2] == 0) {
 		    xmlParserInputGrow(ctxt->input, INPUT_CHUNK);
+                    cur = ctxt->input->cur;
+                }
 		if ((cur[2] & 0xc0) != 0x80)
 		    goto encoding_error;
 		if ((c & 0xf0) == 0xf0) {
-		    if (cur[3] == 0)
+		    if (cur[3] == 0) {
 			xmlParserInputGrow(ctxt->input, INPUT_CHUNK);
+                        cur = ctxt->input->cur;
+                    }
 		    if (((c & 0xf8) != 0xf0) ||
 			((cur[3] & 0xc0) != 0x80))
 			goto encoding_error;