From 1a461eddf044fdbd2062006f58ed1efbddbfd46f Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Tue, 15 Jul 2014 19:48:59 +1000
Subject: [PATCH] io: give mapped_file begin/end accessors

---
 io.cpp | 25 +++++++++++++++++++++++++
 io.hpp |  6 ++++++
 2 files changed, 31 insertions(+)

diff --git a/io.cpp b/io.cpp
index 4b424f82..c87270ee 100644
--- a/io.cpp
+++ b/io.cpp
@@ -233,5 +233,30 @@ mapped_file::data (void) const {
 
     return m_data;
 }
+
+
+uint8_t*
+mapped_file::begin (void) {
+    return data ();
+}
+
+
+uint8_t*
+mapped_file::end (void) {
+    return data () + size ();
+}
+
+
+const uint8_t*
+mapped_file::begin (void) const {
+    return data ();
+}
+
+
+const uint8_t*
+mapped_file::end (void) const {
+    return data () + size ();
+}
+
 #endif
 
diff --git a/io.hpp b/io.hpp
index 8db2c273..88797979 100644
--- a/io.hpp
+++ b/io.hpp
@@ -126,6 +126,12 @@ namespace util {
             const uint8_t* data (void) const;
             uint8_t*       data (void);
             size_t         size (void) const;
+
+            uint8_t*       begin (void);
+            uint8_t*       end   (void);
+
+            const uint8_t* begin (void) const;
+            const uint8_t* end   (void) const;
     };
 #endif