replace custom GetFilesize() with boost::filesystem::file_size()

src/net.cpp

@@ -27,6 +27,8 @@
 #include <miniupnpc/upnperrors.h>
 #endif
 
+#include <boost/filesystem.hpp>
+
 // Dump addresses to peers.dat every 15 minutes (900s)
 #define DUMP_ADDRESSES_INTERVAL 900
 
@@ -1986,9 +1988,9 @@ bool CAddrDB::Read(CAddrMan& addr)
         return error("CAddrman::Read() : open failed");
 
     // use file size to size memory buffer
-    int fileSize = GetFilesize(filein);
+    int fileSize = boost::filesystem::file_size(pathAddr);
     int dataSize = fileSize - sizeof(uint256);
-    //Don't try to resize to a negative number if file is small
+    // 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);

src/util.cpp

@@ -1107,16 +1107,6 @@ void FileCommit(FILE *fileout)
 #endif
 }
 
-int GetFilesize(FILE* file)
-{
-    int nSavePos = ftell(file);
-    int nFilesize = -1;
-    if (fseek(file, 0, SEEK_END) == 0)
-        nFilesize = ftell(file);
-    fseek(file, nSavePos, SEEK_SET);
-    return nFilesize;
-}
-
 bool TruncateFile(FILE *file, unsigned int length) {
 #if defined(WIN32)
     return _chsize(_fileno(file), length) == 0;
@@ -1195,7 +1185,7 @@ void ShrinkDebugFile()
     // Scroll debug.log if it's getting too big
     boost::filesystem::path pathLog = GetDataDir() / "debug.log";
     FILE* file = fopen(pathLog.string().c_str(), "r");
-    if (file && GetFilesize(file) > 10 * 1000000)
+    if (file && boost::filesystem::file_size(pathLog) > 10 * 1000000)
     {
         // Restart the file with some of the end
         char pch[200000];
@@ -1214,13 +1204,6 @@ void ShrinkDebugFile()
         fclose(file);
 }
 
-
-
-
-
-
-
-
 //
 // "Never go to sea with two chronometers; take one or three."
 // Our three time sources are:

src/util.h

@@ -185,7 +185,6 @@ void ParseParameters(int argc, const char*const argv[]);
 bool WildcardMatch(const char* psz, const char* mask);
 bool WildcardMatch(const std::string& str, const std::string& mask);
 void FileCommit(FILE *fileout);
-int GetFilesize(FILE* file);
 bool TruncateFile(FILE *file, unsigned int length);
 int RaiseFileDescriptorLimit(int nMinFD);
 void AllocateFileRange(FILE *file, unsigned int offset, unsigned int length);