From 170aace2d9db80205432a2fe6d782f77b207717e Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 14 Jan 2017 02:26:49 +0000
Subject: resolv.rb: byte buffer

* lib/resolv.rb (Resolv::DNS::Message::MessageDecoder): treat the
  data as a byte buffer.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57326 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/resolv.rb | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'lib')

diff --git a/lib/resolv.rb b/lib/resolv.rb
index ebb2a9c411..f370dba8f0 100644
--- a/lib/resolv.rb
+++ b/lib/resolv.rb
@@ -1521,12 +1521,12 @@ class Resolv
         def initialize(data)
           @data = data
           @index = 0
-          @limit = data.length
+          @limit = data.bytesize
           yield self
         end
 
         def inspect
-          "\#<#{self.class}: #{@data[0, @index].inspect} #{@data[@index..-1].inspect}>"
+          "\#<#{self.class}: #{@data.byteslice(0, @index).inspect} #{@data.byteslice(@index..-1).inspect}>"
         end
 
         def get_length16
@@ -1545,7 +1545,7 @@ class Resolv
 
         def get_bytes(len = @limit - @index)
           raise DecodeError.new("limit exceeded") if @limit < @index + len
-          d = @data[@index, len]
+          d = @data.byteslice(@index, len)
           @index += len
           return d
         end
@@ -1573,9 +1573,9 @@ class Resolv
 
         def get_string
           raise DecodeError.new("limit exceeded") if @limit <= @index
-          len = @data[@index].ord
+          len = @data.getbyte(@index)
           raise DecodeError.new("limit exceeded") if @limit < @index + 1 + len
-          d = @data[@index + 1, len]
+          d = @data.byteslice(@index + 1, len)
           @index += 1 + len
           return d
         end
@@ -1598,7 +1598,7 @@ class Resolv
           d = []
           while true
             raise DecodeError.new("limit exceeded") if @limit <= @index
-            case @data[@index].ord
+            case @data.getbyte(@index)
             when 0
               @index += 1
               if save_index
-- 
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