From d6d845ab3cdbc76943d68329aa0aaa3ddf2af21a Mon Sep 17 00:00:00 2001
From: Michael Krelin <hacker@klever.net>
Date: Wed, 13 Feb 2013 22:30:47 +0000
Subject: moved tcp checksum calculation to header

Signed-off-by: Michael Krelin <hacker@klever.net>
---
(limited to 'src/eyetil.h')

diff --git a/src/eyetil.h b/src/eyetil.h
index 03b9ba8..7517ba6 100644
--- a/src/eyetil.h
+++ b/src/eyetil.h
@@ -63,6 +63,17 @@ template<> inline void md5_digester::update<binary_t>(const binary_t& x) {
     update((const unsigned char*)&(x.front()),x.size());
 }
 
+#pragma pack(1)
+struct block512_t {
+    enum { words = 512 / sizeof(uint16_t) };
+    uint16_t data[words];
+
+    inline uint8_t *dptr(size_t o) { return ((uint8_t*)this)+o; }
+
+    static uint16_t tcpcksum(block512_t& data);
+};
+#pragma pack()
+
 class tmpdir_t {
     public:
 	std::string dir;
--
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