diff --git a/src/Client/DefScript/DefScript.cpp b/src/Client/DefScript/DefScript.cpp
index 92f767f..d770b31 100644
--- a/src/Client/DefScript/DefScript.cpp
+++ b/src/Client/DefScript/DefScript.cpp
@@ -158,7 +158,24 @@ void DefScriptPackage::_InitFunctions(void)
     AddFunc("bbsetrpos",&DefScriptPackage::func_bbsetrpos);
     AddFunc("bbsetwpos",&DefScriptPackage::func_bbsetwpos);
     AddFunc("bbsize",&DefScriptPackage::func_bbsize);
-	
+
+    // file functions
+    AddFunc("fopen",&DefScriptPackage::func_fopen);
+    AddFunc("fclose",&DefScriptPackage::func_fclose);
+    AddFunc("fisopen",&DefScriptPackage::func_fisopen);
+    AddFunc("feof",&DefScriptPackage::func_feof);
+    AddFunc("frpos",&DefScriptPackage::func_frpos);
+    AddFunc("fwpos",&DefScriptPackage::func_fwpos);
+    AddFunc("fdel",&DefScriptPackage::func_fdel);
+    AddFunc("fflush",&DefScriptPackage::func_fflush);
+    AddFunc("fwrite",&DefScriptPackage::func_fwrite);
+    AddFunc("fread",&DefScriptPackage::func_fread);
+    AddFunc("freadb",&DefScriptPackage::func_freadb);
+    AddFunc("fwriteb",&DefScriptPackage::func_fwriteb);
+    AddFunc("freadbb",&DefScriptPackage::func_freadbb);
+    AddFunc("fwritebb",&DefScriptPackage::func_fwritebb);
+    AddFunc("fsize",&DefScriptPackage::func_fsize);
+    AddFunc("fexists",&DefScriptPackage::func_fileexists); // name alternative for "fileexists"
 }
 
 void DefScriptPackage::AddFunc(std::string n,DefReturnResult (DefScriptPackage::*f)(CmdSet& Set), bool esc)
diff --git a/src/Client/DefScript/DefScript.h b/src/Client/DefScript/DefScript.h
index 36e194e..7c28b8b 100644
--- a/src/Client/DefScript/DefScript.h
+++ b/src/Client/DefScript/DefScript.h
@@ -137,6 +137,7 @@ public:
     void DelFunc(std::string);
 	TypeStorage<DefList> lists;
     TypeStorage<ByteBuffer> bytebuffers;
+    TypeStorage<std::fstream> files;
     std::string SecureString(std::string);
     std::string EscapeString(std::string);
     std::string UnescapeString(std::string);
@@ -253,6 +254,23 @@ private:
     DefReturnResult func_bbtextlike(CmdSet&);
     DefReturnResult func_bbsize(CmdSet&);
 
+    // file functions
+    DefReturnResult DefScriptPackage::func_fopen(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fclose(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fisopen(CmdSet&);
+    DefReturnResult DefScriptPackage::func_feof(CmdSet&);
+    DefReturnResult DefScriptPackage::func_frpos(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fwpos(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fdel(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fflush(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fwrite(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fread(CmdSet&);
+    DefReturnResult DefScriptPackage::func_freadb(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fwriteb(CmdSet&);
+    DefReturnResult DefScriptPackage::func_freadbb(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fwritebb(CmdSet&);
+    DefReturnResult DefScriptPackage::func_fsize(CmdSet&);
+
     // setup own function declarations here
 #   include "DefScriptInterfaceInclude.h"
 
diff --git a/src/Client/DefScript/DefScriptBBFunctions.cpp b/src/Client/DefScript/DefScriptBBFunctions.cpp
index 8ec820f..4ab006f 100644
--- a/src/Client/DefScript/DefScriptBBFunctions.cpp
+++ b/src/Client/DefScript/DefScriptBBFunctions.cpp
@@ -38,7 +38,7 @@ DefReturnResult DefScriptPackage::func_bbdelete(CmdSet& Set)
 // Appends data to ByteBuffer
 // @def - data
 // @0 - bytebuffer identifier
-// @1 - datatype of added data (uint8,uint16,uint32,uint64,float,double,string)
+// @1 - datatype of added data (uint8,uint16,uint32,uint64,float,double,string,strnz)
 DefReturnResult DefScriptPackage::func_bbappend(CmdSet& Set)
 {
     ByteBuffer *bb = bytebuffers.Get(_NormalizeVarName(Set.arg[0],Set.myname));
@@ -173,4 +173,3 @@ DefReturnResult DefScriptPackage::func_bbsize(CmdSet& Set)
 
     return DefScriptTools::toString((uint64)bb->size());
 }
-        
\ No newline at end of file
diff --git a/src/Client/DefScript/DefScriptFileFunctions.cpp b/src/Client/DefScript/DefScriptFileFunctions.cpp
new file mode 100644
index 0000000..4e3510e
--- /dev/null
+++ b/src/Client/DefScript/DefScriptFileFunctions.cpp
@@ -0,0 +1,290 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string>
+#include <algorithm>
+#include "DefScript.h"
+#include "DefScriptTools.h"
+#include "SysDefs.h"
+
+using namespace DefScriptTools;
+
+#define FH_MACRO_READ_I(_f,_sty,_ty) if(_sty==(#_ty)) { _ty _in; (_f)->read((char*)&_in,sizeof(_ty)); return toString((uint64)_in); }
+#define FH_MACRO_READ_F(_f,_sty,_ty) if(_sty==(#_ty)) { _ty _in; (_f)->read((char*)&_in,sizeof(_ty)); return toString((ldbl)_in); }
+
+DefReturnResult DefScriptPackage::func_fopen(CmdSet& Set)
+{
+    std::fstream *fh = files.Get(_NormalizeVarName(Set.arg[0],Set.myname));
+    if(fh->is_open())
+        return "";
+    std::string mode = stringToLower(Set.arg[1]);
+    std::ios::openmode m = 0;
+    if(mode.find('b') != std::string::npos)
+        m |= std::ios_base::binary;
+    if(mode.find('a') != std::string::npos)
+        m |= std::ios_base::app;
+    if(mode.find('r') != std::string::npos)
+        m |= std::ios_base::in;
+    if(mode.find('w') != std::string::npos)
+        m |= std::ios_base::out;
+
+    // sort out some possible errors with bad open modes
+    if(m & std::ios_base::app)
+        m |= std::ios_base::out; // always open for writing when appending
+    if(m == 0 || m == std::ios_base::binary)
+        m |= std::ios_base::out | std::ios_base::in; // if no openmode or binary only specified, use both r+w additionally
+
+    fh->open(Set.defaultarg.c_str(), m);
+
+    // if the file didnt open properly, like if a not existing file opened in read+write mode,
+    // try fallback mode with write mode only
+    if(!fh->is_open() && (m & std::ios_base::in))
+    {
+        m &= (~std::ios_base::in);
+        fh->open(Set.defaultarg.c_str(), m);
+    }
+    _DEFSC_DEBUG( if(!fh->is_open()) printf("DefScript: Can't open file '%s'\n",Set.defaultarg.c_str()));
+    return fh->is_open();
+}
+
+DefReturnResult DefScriptPackage::func_fclose(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.defaultarg,Set.myname));
+    if(fh)
+    {
+        fh->flush();
+        fh->close();
+        files.DeleteByPtr(fh);
+        return true;
+    }
+    return false;
+}
+
+DefReturnResult DefScriptPackage::func_fisopen(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.defaultarg,Set.myname));
+    return fh && fh->good() && fh->is_open();
+}
+
+DefReturnResult DefScriptPackage::func_feof(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.defaultarg,Set.myname));
+    return (!fh) || fh->eof();
+}
+
+DefReturnResult DefScriptPackage::func_frpos(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.defaultarg,Set.myname));
+    if(!fh)
+        return "";
+    return toString((uint64)fh->tellg());
+}
+
+DefReturnResult DefScriptPackage::func_fwpos(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.defaultarg,Set.myname));
+    if(!fh)
+        return "";
+    return toString((uint64)fh->tellp());
+}
+
+DefReturnResult DefScriptPackage::func_fdel(CmdSet& Set)
+{
+    return (remove(Set.defaultarg.c_str()) == 0);
+}
+
+DefReturnResult DefScriptPackage::func_fflush(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.defaultarg,Set.myname));
+    if(fh && fh->is_open())
+        fh->flush();
+    return "";
+}
+
+DefReturnResult DefScriptPackage::func_fwrite(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.arg[0],Set.myname));
+    if(fh && fh->is_open())
+    {
+        *fh << Set.defaultarg;
+        return true;
+    }
+    return false;
+}
+
+DefReturnResult DefScriptPackage::func_fread(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.arg[1],Set.myname));
+    if(fh && fh->is_open())
+    {
+        uint64 bytes;
+        uint64 read = 0;
+        if(stringToLower(Set.defaultarg) == "all")
+            bytes = -1LL;
+        else
+            bytes = toUint64(Set.defaultarg);
+        std::string ret;
+        ret.reserve(bytes);
+        for(uint64 i = 0; i < bytes && !fh->eof(); i++)
+        {
+            ret += fh->get();
+            read++;
+        }
+        return toString(read);
+    }
+    return "";
+}
+
+DefReturnResult DefScriptPackage::func_freadb(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.arg[0],Set.myname));
+    if(fh && fh->is_open())
+    {
+        std::string t = stringToLower(Set.defaultarg);
+        if(t == "string")
+        {
+            std::string ret;
+            while(char c = fh->get() && !fh->eof())
+                ret += c;
+            return ret;
+        }
+        else if(t == "strnz")
+        {
+            uint32 bytes = (uint32)toUint64(Set.arg[1]);
+            if(bytes)
+            {
+                std::string g;
+                for(uint32 i = 0; i < bytes; i++)
+                {
+                    g += fh->get();
+                }
+                return g;
+            }
+            return "";
+        }
+        FH_MACRO_READ_I(fh,t,uint8);
+        FH_MACRO_READ_I(fh,t,uint16);
+        FH_MACRO_READ_I(fh,t,uint32);
+        FH_MACRO_READ_I(fh,t,uint64);
+        FH_MACRO_READ_F(fh,t,float);
+        FH_MACRO_READ_F(fh,t,double);
+    }
+    return "";
+}
+
+DefReturnResult DefScriptPackage::func_fwriteb(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.arg[0],Set.myname));
+    if(fh && fh->is_open())
+    {
+        std::string t = stringToLower(Set.arg[1]);
+        if(t == "string")
+        {
+            fh->write(Set.defaultarg.c_str(), Set.defaultarg.size() + 1); // also put \0
+            return true;
+        }
+        else if(t == "strnz")
+        {
+            fh->write(Set.defaultarg.c_str(), Set.defaultarg.size()); // skip \0
+            return true;
+        }
+        else if(t == "uint8")
+        {
+            uint8 o = (uint8)toUint64(Set.defaultarg);
+            fh->write((char*)&o,sizeof(uint8));
+            return true;
+        }
+        else if(t == "uint16")
+        {
+            uint16 o = (uint16)toUint64(Set.defaultarg);
+            fh->write((char*)&o,sizeof(uint16));
+            return true;
+        }
+        else if(t == "uint32")
+        {
+            uint32 o = (uint32)toUint64(Set.defaultarg);
+            fh->write((char*)&o,sizeof(uint32));
+            return true;
+        }
+        else if(t == "uint64")
+        {
+            uint64 o = toUint64(Set.defaultarg);
+            fh->write((char*)&o,sizeof(uint64));
+            return true;
+        }
+        else if(t == "float")
+        {
+            float o = (float)toNumber(Set.defaultarg);
+            fh->write((char*)&o,sizeof(float));
+            return true;
+        }
+        else if(t == "double")
+        {
+            double o = (double)toNumber(Set.defaultarg);
+            fh->write((char*)&o,sizeof(double));
+            return true;
+        }
+        
+    }
+    return false;
+}
+
+DefReturnResult DefScriptPackage::func_fwritebb(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.arg[0],Set.myname));
+    if(fh && fh->is_open())
+    {
+        ByteBuffer *bb = bytebuffers.GetNoCreate(_NormalizeVarName(Set.defaultarg,Set.myname));
+        if(bb)
+        {
+            uint32 bytes = (uint32)toUint64(Set.arg[1]);
+            if(!bytes)
+            {
+                bytes = bb->size();
+            }
+            if(bytes)
+            {
+                fh->write((char*)bb->contents(), bytes);
+            }
+            return toString((uint64)bytes);
+        }
+    }
+    return "";
+}
+
+DefReturnResult DefScriptPackage::func_freadbb(CmdSet& Set)
+{
+    std::fstream *fh = files.GetNoCreate(_NormalizeVarName(Set.arg[0],Set.myname));
+    if(fh && fh->is_open())
+    {
+        ByteBuffer *bb = bytebuffers.Get(_NormalizeVarName(Set.defaultarg,Set.myname));
+        uint32 bytes = (uint32)toUint64(Set.arg[1]);
+        if(!bytes)
+        {
+            // get amount of remaining bytes
+            std::ios::pos_type oldpos = fh->tellg();
+            fh->seekg(0,std::ios_base::end);
+            bytes = uint32(fh->tellg() - oldpos);
+            fh->seekg(oldpos,std::ios_base::beg);
+        }
+        if(bytes)
+        {
+            bb->resize(bb->size() + bytes);
+            fh->read((char*)bb->contents(), bytes);
+        }
+        return toString((uint64)bytes);
+    }
+    return "";
+}
+
+DefReturnResult DefScriptPackage::func_fsize(CmdSet& Set)
+{
+    std::ifstream f;
+    f.open(Set.defaultarg.c_str(), std::ios_base::binary | std::ios_base::in);
+    if (!f.good() || f.eof() || !f.is_open()) { return ""; }
+    f.seekg(0, std::ios_base::beg);
+    std::ifstream::pos_type begin_pos = f.tellg(), end_pos;
+    f.seekg(0, std::ios_base::end);
+    end_pos = f.tellg();
+    f.close();
+    return toString((uint64)(end_pos - begin_pos));
+}
diff --git a/src/Client/DefScript/DefScriptTools.cpp b/src/Client/DefScript/DefScriptTools.cpp
index 3ce1200..d2bb97f 100644
--- a/src/Client/DefScript/DefScriptTools.cpp
+++ b/src/Client/DefScript/DefScriptTools.cpp
@@ -43,6 +43,7 @@ std::string DefScriptTools::toString(uint64 num)
     ss << num;
     return ss.str();
 }
+
 // convert a string into ldbl
 // valid input formats:
 // normal numbers: 5439
diff --git a/src/Client/DefScript/TypeStorage.h b/src/Client/DefScript/TypeStorage.h
index 6fecf51..c7d1ae9 100644
--- a/src/Client/DefScript/TypeStorage.h
+++ b/src/Client/DefScript/TypeStorage.h
@@ -10,6 +10,7 @@ public:
 	~TypeStorage();
 	bool Exists(std::string);
 	void Delete(std::string);
+    void DeleteByPtr(T*);
 	T *Get(std::string);
     T *GetNoCreate(std::string);
     void Assign(std::string,T*);
@@ -55,6 +56,20 @@ template<class T> void TypeStorage<T>::Delete(std::string s)
     }
 }
 
+// delete object with that ptr, if present
+template<class T> void TypeStorage<T>::DeleteByPtr(T *ptr)
+{
+    for(std::map<std::string,T*>::iterator it = _storage.begin(); it != _storage.end(); it++)
+    {
+        if(it->second == ptr)
+        {
+            delete it->second;
+            _storage.erase(it);
+            return;
+        }
+    }
+}
+
 // return the the object with that name. return NULL if not found
 template <class T> T *TypeStorage<T>::GetNoCreate(std::string s)
 {
diff --git a/src/PseuWoW.vcproj b/src/PseuWoW.vcproj
index 7f30a2b..1856ad3 100644
--- a/src/PseuWoW.vcproj
+++ b/src/PseuWoW.vcproj
@@ -224,6 +224,9 @@
 				<File
 					RelativePath=".\Client\DefScript\DefScriptDefines.h">
 				</File>
+				<File
+					RelativePath=".\Client\DefScript\DefScriptFileFunctions.cpp">
+				</File>
 				<File
 					RelativePath=".\Client\DefScript\DefScriptFunctions.cpp">
 				</File>