Merge branch '0.4.x' into 0.5.x

[novacoin.git] / src / main.h

diff --git a/src/main.h b/src/main.h
index 70d83b9..21bb4c8 100644 (file)
--- a/src/main.h
+++ b/src/main.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_MAIN_H
 #define BITCOIN_MAIN_H
 
@@ -461,13 +461,13 @@ public:
     {
         if (vin.size() != old.vin.size())
             return false;
-        for (int i = 0; i < vin.size(); i++)
+        for (unsigned int i = 0; i < vin.size(); i++)
             if (vin[i].prevout != old.vin[i].prevout)
                 return false;
 
         bool fNewer = false;
         unsigned int nLowest = UINT_MAX;
-        for (int i = 0; i < vin.size(); i++)
+        for (unsigned int i = 0; i < vin.size(); i++)
         {
             if (vin[i].nSequence != old.vin[i].nSequence)
             {
@@ -607,7 +607,13 @@ public:
         // Read transaction
         if (fseek(filein, pos.nTxPos, SEEK_SET) != 0)
             return error("CTransaction::ReadFromDisk() : fseek failed");
-        filein >> *this;
+
+        try {
+            filein >> *this;
+        }
+        catch (std::exception &e) {
+            return error("%s() : deserialize or I/O error", __PRETTY_FUNCTION__);
+        }
 
         // Return file pointer
         if (pfileRet)
@@ -642,9 +648,9 @@ public:
             vin.size(),
             vout.size(),
             nLockTime);
-        for (int i = 0; i < vin.size(); i++)
+        for (unsigned int i = 0; i < vin.size(); i++)
             str += "    " + vin[i].ToString() + "\n";
-        for (int i = 0; i < vout.size(); i++)
+        for (unsigned int i = 0; i < vout.size(); i++)
             str += "    " + vout[i].ToString() + "\n";
         return str;
     }
@@ -971,9 +977,10 @@ public:
         fileout << FLATDATA(pchMessageStart) << nSize;
 
         // Write block
-        nBlockPosRet = ftell(fileout);
-        if (nBlockPosRet == -1)
+        long fileOutPos = ftell(fileout);
+        if (fileOutPos < 0)
             return error("CBlock::WriteToDisk() : ftell failed");
+        nBlockPosRet = fileOutPos;
         fileout << *this;
 
         // Flush stdio buffers and commit to disk before returning
@@ -1002,7 +1009,12 @@ public:
             filein.nType |= SER_BLOCKHEADERONLY;
 
         // Read block
-        filein >> *this;
+        try {
+            filein >> *this;
+        }
+        catch (std::exception &e) {
+            return error("%s() : deserialize or I/O error", __PRETTY_FUNCTION__);
+        }
 
         // Check the header
         if (!CheckProofOfWork(GetHash(), nBits))
@@ -1022,13 +1034,13 @@ public:
             hashMerkleRoot.ToString().substr(0,10).c_str(),
             nTime, nBits, nNonce,
             vtx.size());
-        for (int i = 0; i < vtx.size(); i++)
+        for (unsigned int i = 0; i < vtx.size(); i++)
         {
             printf("  ");
             vtx[i].print();
         }
         printf("  vMerkleTree: ");
-        for (int i = 0; i < vMerkleTree.size(); i++)
+        for (unsigned int i = 0; i < vMerkleTree.size(); i++)
             printf("%s ", vMerkleTree[i].ToString().substr(0,10).c_str());
         printf("\n");
     }