New test.

[mono.git] / mcs / class / System / System.Net / ChunkStream.cs

diff --git a/mcs/class/System/System.Net/ChunkStream.cs b/mcs/class/System/System.Net/ChunkStream.cs
index 8243042b7614f9f168980602fb122a0db7e620d2..3e4c08f193010c04dfb05cfa6932b09e72b7f320 100644 (file)
--- a/mcs/class/System/System.Net/ChunkStream.cs
+++ b/mcs/class/System/System.Net/ChunkStream.cs
@@ -70,6 +70,7 @@ namespace System.Net
                StringBuilder saved;
                bool sawCR;
                bool gotit;
+               int trailerState;
                ArrayList chunks;
                
                public ChunkStream (byte [] buffer, int offset, int size, WebHeaderCollection headers)
@@ -245,8 +246,10 @@ namespace System.Net
                                ThrowProtocolViolation ("Cannot parse chunk size.");
                        }
                        
-                       if (chunkSize == 0)
+                       if (chunkSize == 0) {
+                               trailerState = 2;
                                return State.Trailer;
+                       }
 
                        return State.Body;
                }
@@ -273,16 +276,16 @@ namespace System.Net
                        char c = '\0';
 
                        // short path
-                       if ((char) buffer [offset] == '\r') {
+                       if (trailerState == 2 && (char) buffer [offset] == '\r' && saved.Length == 0) {
                                offset++;
-                               if ((char) buffer [offset] == '\n') {
+                               if (offset < size && (char) buffer [offset] == '\n') {
                                        offset++;
                                        return State.None;
                                }
                                offset--;
                        }
                        
-                       int st = 0;
+                       int st = trailerState;
                        string stString = "\r\n\r";
                        while (offset < size && st < 4) {
                                c = (char) buffer [offset++];
@@ -297,12 +300,13 @@ namespace System.Net
                                }
 
                                if (st > 0) {
-                                       saved.Append (stString.Substring (0, st));
+                                       saved.Append (stString.Substring (0, saved.Length == 0? st-2: st));
                                        st = 0;
                                }
                        }
 
                        if (st < 4) {
+                               trailerState = st;
                                if (offset <  size)
                                        ThrowProtocolViolation ("Error reading trailer.");