From c606f0866c3a2a5db3ef9bc41738ef33eb9612a9 Mon Sep 17 00:00:00 2001
From: Mounir IDRASSI <mounir.idrassi@idrix.fr>
Date: Sat, 22 Jun 2013 16:16:13 +0200
Subject: Add original TrueCrypt 7.1a sources

---
 src/Common/Random.h | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 src/Common/Random.h

(limited to 'src/Common/Random.h')

diff --git a/src/Common/Random.h b/src/Common/Random.h
new file mode 100644
index 00000000..ffb443ad
--- /dev/null
+++ b/src/Common/Random.h
@@ -0,0 +1,62 @@
+/*
+ Legal Notice: Some portions of the source code contained in this file were
+ derived from the source code of Encryption for the Masses 2.02a, which is
+ Copyright (c) 1998-2000 Paul Le Roux and which is governed by the 'License
+ Agreement for Encryption for the Masses'. Modifications and additions to
+ the original source code (contained in this file) and all other portions
+ of this file are Copyright (c) 2003-2009 TrueCrypt Developers Association
+ and are governed by the TrueCrypt License 3.0 the full text of which is
+ contained in the file License.txt included in TrueCrypt binary and source
+ code distribution packages. */
+
+
+#include "Crypto.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* RNG defines & pool pointers */
+#define RNG_POOL_SIZE	320	// Must be divisible by the size of the output of each of the implemented hash functions. (in bytes)
+
+#if RNG_POOL_SIZE % SHA512_DIGESTSIZE || RNG_POOL_SIZE % WHIRLPOOL_DIGESTSIZE || RNG_POOL_SIZE % RIPEMD160_DIGESTSIZE
+#error RNG_POOL_SIZE must be divisible by the size of the output of each of the implemented hash functions.
+#endif
+
+#define RANDOMPOOL_ALLOCSIZE	RNG_POOL_SIZE
+
+// After every RANDMIX_BYTE_INTERVAL-th byte written to the pool, the pool mixing function is applied to the entire pool
+#define RANDMIX_BYTE_INTERVAL	16
+
+// FastPoll interval (in milliseconds)
+#define FASTPOLL_INTERVAL		500
+
+void RandAddInt ( unsigned __int32 x );
+int Randinit ( void );
+void RandStop (BOOL freePool);
+BOOL IsRandomNumberGeneratorStarted ();
+void RandSetHashFunction ( int hash_algo_id );
+int RandGetHashFunction (void);
+void SetRandomPoolEnrichedByUserStatus (BOOL enriched);
+BOOL IsRandomPoolEnrichedByUser ();
+BOOL Randmix ( void );
+void RandaddBuf ( void *buf , int len );
+BOOL FastPoll ( void );
+BOOL SlowPoll ( void );
+BOOL RandpeekBytes ( unsigned char *buf , int len );
+BOOL RandgetBytes ( unsigned char *buf , int len, BOOL forceSlowPoll );
+
+#ifdef _WIN32
+
+extern BOOL volatile bFastPollEnabled;
+extern BOOL volatile bRandmixEnabled;
+
+LRESULT CALLBACK MouseProc ( int nCode , WPARAM wParam , LPARAM lParam );
+LRESULT CALLBACK KeyboardProc ( int nCode , WPARAM wParam , LPARAM lParam );
+static unsigned __stdcall PeriodicFastPollThreadProc (void *dummy);
+
+#endif
+
+#ifdef __cplusplus
+}
+#endif
-- 
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