BUGFIX: Don't try to resize vector to negative size.

[novacoin.git] / src / db.cpp

diff --git a/src/db.cpp b/src/db.cpp
index dc0c426..e6f66ca 100644 (file)
--- a/src/db.cpp
+++ b/src/db.cpp
@@ -95,7 +95,7 @@ bool CDBEnv::Open(boost::filesystem::path pathEnv_)
     dbenv.set_errfile(fopen(pathErrorFile.string().c_str(), "a")); /// debug
     dbenv.set_flags(DB_AUTO_COMMIT, 1);
     dbenv.set_flags(DB_TXN_WRITE_NOSYNC, 1);
-//    dbenv.log_set_config(DB_LOG_AUTO_REMOVE, 1);
+    dbenv.log_set_config(DB_LOG_AUTO_REMOVE, 1);
     int ret = dbenv.open(strPath.c_str(),
                      DB_CREATE     |
                      DB_INIT_LOCK  |
@@ -154,7 +154,7 @@ void CDBEnv::MakeMock()
     dbenv.set_lk_max_locks(10000);
     dbenv.set_lk_max_objects(10000);
     dbenv.set_flags(DB_AUTO_COMMIT, 1);
-//    dbenv.log_set_config(DB_LOG_IN_MEMORY, 1);
+    dbenv.log_set_config(DB_LOG_IN_MEMORY, 1);
     int ret = dbenv.open(NULL,
                      DB_CREATE     |
                      DB_INIT_LOCK  |
@@ -963,6 +963,8 @@ bool CAddrDB::Read(CAddrMan& addr)
     // use file size to size memory buffer
     int fileSize = GetFilesize(filein);
     int dataSize = fileSize - sizeof(uint256);
+    //Don't try to resize to a negative number if file is small
+    if ( dataSize < 0 ) dataSize = 0;
     vector<unsigned char> vchData;
     vchData.resize(dataSize);
     uint256 hashIn;