From 76377f8219a8d96a9163c8d841040308df96e5f6 Mon Sep 17 00:00:00 2001
From: Jeffrey Walton <noloader@gmail.com>
Date: Sat, 11 Mar 2017 15:55:44 -0500
Subject: [PATCH] Whitespace checkin

---
 drbg.h | 33 ++++++++++++++++-----------------
 1 file changed, 16 insertions(+), 17 deletions(-)

diff --git a/drbg.h b/drbg.h
index 875074c5..659ac680 100644
--- a/drbg.h
+++ b/drbg.h
@@ -463,7 +463,7 @@ void Hash_DRBG<HASH, STRENGTH, SEEDLENGTH>::Hash_Generate(const byte* additional
         {
             carry = m_v[i] + w[j] + carry;
             m_v[i] = static_cast<byte>(carry);
-            j--; i--; carry >>= 8;
+            i--; j--; carry >>= 8;
         }
         while (i>=0)
         {
@@ -503,27 +503,27 @@ void Hash_DRBG<HASH, STRENGTH, SEEDLENGTH>::Hash_Generate(const byte* additional
         CRYPTOPP_ASSERT(HASH::DIGESTSIZE >= sizeof(m_reseed));
         int carry=0, k=sizeof(m_reseed)-1, j=HASH::DIGESTSIZE-1, i=SEEDLENGTH-1;
 
-		// Using Integer class slows things down by about 8 cpb.		
-		// Using word128 and word64 benefits the first loop only by about 2 cpb.
+        // Using Integer class slows things down by about 8 cpb.
+        // Using word128 and word64 benefits the first loop only by about 2 cpb.
 #if defined(CRYPTOPP_WORD128_AVAILABLE)
-		byte* p1 = m_v.begin()+SEEDLENGTH-8;
-		byte* p2 = m_c.begin()+SEEDLENGTH-8;
-		byte* p3 = h.begin()+HASH::DIGESTSIZE-8;
+        byte* p1 = m_v.begin()+SEEDLENGTH-8;
+        byte* p2 = m_c.begin()+SEEDLENGTH-8;
+        byte* p3 = h.begin()+HASH::DIGESTSIZE-8;
 
-		word64 w1 = GetWord<word64>(false, BIG_ENDIAN_ORDER, p1);
-		word64 w2 = GetWord<word64>(false, BIG_ENDIAN_ORDER, p2);
-		word64 w3 = GetWord<word64>(false, BIG_ENDIAN_ORDER, p3);
-		word64 w4 = m_reseed;
+        const word64 w1 = GetWord<word64>(false, BIG_ENDIAN_ORDER, p1);
+        const word64 w2 = GetWord<word64>(false, BIG_ENDIAN_ORDER, p2);
+        const word64 w3 = GetWord<word64>(false, BIG_ENDIAN_ORDER, p3);
+        const word64 w4 = m_reseed;
 
-		word128 r = static_cast<word128>(w1) + w2 + w3 + w4;
-		PutWord(false, BIG_ENDIAN_ORDER, p1, static_cast<word64>(r));
-		j -= 8; i -= 8; k=0; carry = static_cast<int>(r >> 64);
+        word128 r = static_cast<word128>(w1) + w2 + w3 + w4;
+        PutWord(false, BIG_ENDIAN_ORDER, p1, static_cast<word64>(r));
+        i -= 8; j -= 8; k=0; carry = static_cast<int>(r >> 64);
 #else
         while (k>=0)
         {
             carry = m_v[i] + m_c[i] + h[j] + GetByte<word64>(BIG_ENDIAN_ORDER, m_reseed, k) + carry;
             m_v[i] = static_cast<byte>(carry);
-            k--; j--; i--; carry >>= 8;
+            i--; j--; k--; carry >>= 8;
         }
 #endif
 
@@ -531,15 +531,14 @@ void Hash_DRBG<HASH, STRENGTH, SEEDLENGTH>::Hash_Generate(const byte* additional
         {
             carry = m_v[i] + m_c[i] + h[j] + carry;
             m_v[i] = static_cast<byte>(carry);
-            j--; i--; carry >>= 8;
+            i--; j--; carry >>= 8;
         }
 
         while (i>=0)
         {
             carry = m_v[i] + m_c[i] + carry;
             m_v[i] = static_cast<byte>(carry);
-            i--;
-			carry >>= 8;
+            i--; carry >>= 8;
         }
 
     }