gistfile1.txt

diff --git a/ext/hpricot_scan/hpricot_scan.rl b/ext/hpricot_scan/hpricot_scan.rl
index d9ea15c..60b62b3 100644
--- a/ext/hpricot_scan/hpricot_scan.rl
+++ b/ext/hpricot_scan/hpricot_scan.rl
@@ -24,7 +24,7 @@ static VALUE mHpricot, rb_eHpricotParseError;
 static VALUE cBaseEle, cBogusETag, cCData, cComment, cDoc, cDocType, cElem, cETag, cText,
       cXMLDecl, cProcIns, symAllow, symDeny;
 static ID s_ElementContent;
-static ID s_downcase, s_new, s_parent, s_read, s_to_str;
+static ID s_downcase, s_new, s_parent, s_read, s_to_str, s_force_encoding, s_set_encoding;
 static ID iv_parent;
 static VALUE reProcInsParse;
 
@@ -451,6 +451,10 @@ VALUE hpricot_scan(int argc, VALUE *argv, VALUE self)
     if ( rb_respond_to( port, s_to_str ) )
     {
       port = rb_funcall( port, s_to_str, 0 );
+      if(rb_respond_to(port, s_force_encoding))
+      {
+        rb_funcall(port, s_force_encoding, 1, rb_str_new2("ascii-8bit"));
+      }
       StringValue(port);
     }
     else
@@ -458,6 +462,14 @@ VALUE hpricot_scan(int argc, VALUE *argv, VALUE self)
       rb_raise(rb_eArgError, "an Hpricot document must be built from an input source (a String or IO object.)");
     }
   }
+  else
+  {
+    if(rb_respond_to(port, s_set_encoding))
+    {
+      port = rb_funcall(port, s_set_encoding, 1, rb_str_new2("ascii-8bit"));
+    }
+  }
+  
 
   if (TYPE(opts) != T_HASH)
     opts = Qnil;
@@ -679,6 +691,8 @@ void Init_hpricot_scan()
   s_parent = rb_intern("parent");
   s_read = rb_intern("read");
   s_to_str = rb_intern("to_str");
+  s_force_encoding = rb_intern("force_encoding");
+  s_set_encoding = rb_intern("set_encoding");
   iv_parent = rb_intern("parent");
   sym_xmldecl = ID2SYM(rb_intern("xmldecl"));
   sym_doctype = ID2SYM(rb_intern("doctype"));