Merge pull request #2778 from xmcclure/checked-build-updates-2

[mono.git] / mcs / class / System.Net.Http / System.Net.Http.Headers / ContentDispositionHeaderValue.cs

diff --git a/mcs/class/System.Net.Http/System.Net.Http.Headers/ContentDispositionHeaderValue.cs b/mcs/class/System.Net.Http/System.Net.Http.Headers/ContentDispositionHeaderValue.cs
index 9329ac5796fe4945830f62f8623ac2b840246dc7..f80e50e41431ff0013d257f124aa2708867252fb 100644 (file)
--- a/mcs/class/System.Net.Http/System.Net.Http.Headers/ContentDispositionHeaderValue.cs
+++ b/mcs/class/System.Net.Http/System.Net.Http.Headers/ContentDispositionHeaderValue.cs
@@ -257,6 +257,11 @@ namespace System.Net.Http.Headers
                                        continue;
                                }
 
+                               if (!Lexer.IsValidCharacter (ch) || ch == '*' || ch == '?' || ch == '%') {
+                                       sb.Append (Uri.HexEscape (ch));
+                                       continue;
+                               }
+
                                sb.Append (ch);
                        }