Move network-time related functions to timedata.cpp/h

The network time-offset-mangement functions from util.cpp are moved to
timedata.(cpp|h). This breaks the dependency of util on netbase.

1 files changed, 0 insertions, 77 deletions

diff --git a/src/util.cpp b/src/util.cpp
index 30590912ff..a19c015da6 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -6,7 +6,6 @@
 #include "util.h"
 
 #include "chainparams.h"
-#include "netbase.h"
 #include "sync.h"
 #include "ui_interface.h"
 #include "uint256.h"
@@ -1157,13 +1156,6 @@ void ShrinkDebugFile()
         fclose(file);
 }
 
-//
-// "Never go to sea with two chronometers; take one or three."
-// Our three time sources are:
-//  - System clock
-//  - Median of other nodes clocks
-//  - The user (asking the user to fix the system clock if the first two disagree)
-//
 static int64_t nMockTime = 0;  // For unit testing
 
 int64_t GetTime()
@@ -1178,75 +1170,6 @@ void SetMockTime(int64_t nMockTimeIn)
     nMockTime = nMockTimeIn;
 }
 
-static CCriticalSection cs_nTimeOffset;
-static int64_t nTimeOffset = 0;
-
-int64_t GetTimeOffset()
-{
-    LOCK(cs_nTimeOffset);
-    return nTimeOffset;
-}
-
-int64_t GetAdjustedTime()
-{
-    return GetTime() + GetTimeOffset();
-}
-
-void AddTimeData(const CNetAddr& ip, int64_t nTime)
-{
-    int64_t nOffsetSample = nTime - GetTime();
-
-    LOCK(cs_nTimeOffset);
-    // Ignore duplicates
-    static set<CNetAddr> setKnown;
-    if (!setKnown.insert(ip).second)
-        return;
-
-    // Add data
-    static CMedianFilter<int64_t> vTimeOffsets(200,0);
-    vTimeOffsets.input(nOffsetSample);
-    LogPrintf("Added time data, samples %d, offset %+d (%+d minutes)\n", vTimeOffsets.size(), nOffsetSample, nOffsetSample/60);
-    if (vTimeOffsets.size() >= 5 && vTimeOffsets.size() % 2 == 1)
-    {
-        int64_t nMedian = vTimeOffsets.median();
-        std::vector<int64_t> vSorted = vTimeOffsets.sorted();
-        // Only let other nodes change our time by so much
-        if (abs64(nMedian) < 70 * 60)
-        {
-            nTimeOffset = nMedian;
-        }
-        else
-        {
-            nTimeOffset = 0;
-
-            static bool fDone;
-            if (!fDone)
-            {
-                // If nobody has a time different than ours but within 5 minutes of ours, give a warning
-                bool fMatch = false;
-                BOOST_FOREACH(int64_t nOffset, vSorted)
-                    if (nOffset != 0 && abs64(nOffset) < 5 * 60)
-                        fMatch = true;
-
-                if (!fMatch)
-                {
-                    fDone = true;
-                    string strMessage = _("Warning: Please check that your computer's date and time are correct! If your clock is wrong Bitcoin will not work properly.");
-                    strMiscWarning = strMessage;
-                    LogPrintf("*** %s\n", strMessage);
-                    uiInterface.ThreadSafeMessageBox(strMessage, "", CClientUIInterface::MSG_WARNING);
-                }
-            }
-        }
-        if (fDebug) {
-            BOOST_FOREACH(int64_t n, vSorted)
-                LogPrintf("%+d  ", n);
-            LogPrintf("|  ");
-        }
-        LogPrintf("nTimeOffset = %+d  (%+d minutes)\n", nTimeOffset, nTimeOffset/60);
-    }
-}
-
 uint32_t insecure_rand_Rz = 11;
 uint32_t insecure_rand_Rw = 11;
 void seed_insecure_rand(bool fDeterministic)