diff --git a/atbgit.pas b/atbgit.pas
index badf5ab..c2e4710 100644
--- a/atbgit.pas
+++ b/atbgit.pas
@@ -4,7 +4,7 @@ unit ATBGit;
 
 interface
 
-uses SysUtils, fpjson, jsonparser;
+uses CTypes, SysUtils, fpjson, jsonparser;
 
   //
   // public interface
@@ -13,14 +13,74 @@ uses SysUtils, fpjson, jsonparser;
   function GetReposRootDirectory(): UTF8String;
   function GetLocalRepositoryPath(const localrepo: UTF8String): UTF8String;
 
+  function InitGitLibrary(): Integer;
+  function ShutdownGitLibrary(): Integer;
+  function CloneRepository(const url, localRepo: UTF8String): Integer;
+  function CheckoutRepository(const url, localRepo, branchName: UTF8String): Integer;
+  function CommitFile(const localRepoName, branchName, fName, commitMessage: UTF8String): Integer;
+
   // private c-interface
   procedure SetReposRootDirectoryInternal(const rootDir: PChar); stdcall;
   function GetReposRootDirectoryInternal(): PChar; stdcall;
   function GetLocalRepositoryPathInternal(const localRepo: PChar): PChar; stdcall;
+  function CloneRepositoryInternal(const url, localRepo: PChar): cint32; stdcall;
+  function CheckoutRepositoryInternal(const url, localRepo, branchName: PChar): cint32; stdcall;
+  function CommitFileInternal(const localRepoName, branchName, fName, commitMessage: PChar): cint32; stdcall;
+  function PushRepositoryInternal(const localRepoName, branchName, user, password: PChar): cint32; stdcall;
+  function PullRepositoryInternal(const localRepoName, remoteRepoName: PChar): cint32; stdcall;
+
+  function InitGitLibraryInternal: cint32; stdcall;
+  function ShutdownGitLibraryInternal: cint32; stdcall;
 
 implementation
+
     const DLLName = 'CalculatorCInterface.dll';
 
+    function InitGitLibrary(): Integer;
+    begin
+        Result := InitGitLibraryInternal();
+    end;
+
+    function ShutdownGitLibrary(): Integer;
+    begin
+        Result := ShutdownGitLibraryInternal();
+    end;
+
+    function CloneRepository(const url, localRepo: UTF8String): Integer;
+    begin
+        Result := CloneRepositoryInternal(PChar(Utf8toAnsi(url)),
+                                          PChar(Utf8toAnsi(localRepo)));
+    end;
+
+    function CheckoutRepository(const url, localRepo, branchName: UTF8String): Integer;
+    begin
+        Result := CheckoutRepositoryInternal(PChar(Utf8toAnsi(url)),
+                                             PChar(Utf8toAnsi(localRepo)),
+                                             PChar(Utf8toAnsi(branchName)));
+    end;
+
+    function CommitFile(const localRepoName, branchName, fName, commitMessage: UTF8String): Integer;
+    begin
+        Result := CommitFileInternal(PChar(Utf8toAnsi(localRepoName)),
+                                     PChar(Utf8toAnsi(branchName)),
+                                     PChar(Utf8toAnsi(fName)),
+                                     PChar(Utf8toAnsi(commitMessage)));
+    end;
+
+    function PushRepository(const localRepoName, branchName, user, password: UTF8String): Integer;
+    begin
+        Result := PushRepositoryInternal(PChar(Utf8toAnsi(localRepoName)),
+                                         PChar(Utf8toAnsi(branchName)),
+                                         PChar(Utf8toAnsi(user)),
+                                         PChar(Utf8toAnsi(password)));
+    end;
+
+    function PullRepository(const localRepoName, remoteRepoName: UTF8String): Integer;
+    begin
+        Result := PullRepositoryInternal(PChar(Utf8toAnsi(localRepoName)),
+                                         PChar(Utf8toAnsi(remoteRepoName)));
+    end;
+
     ///
     procedure SetReposRootDirectory(const rootDir: UTF8String);
     begin
@@ -59,5 +119,26 @@ implementation
     function GetLocalRepositoryPathInternal(const localRepo: PChar): PChar; stdcall;
         external DLLName;
 
+    function InitGitLibraryInternal: cint32; stdcall;
+        external DLLName;
+
+    function ShutdownGitLibraryInternal: cint32; stdcall;
+        external DLLName;
+
+    function CloneRepositoryInternal(const url, localRepo: PChar): cint32; stdcall;
+        external DLLName;
+
+    function CheckoutRepositoryInternal(const url, localRepo, branchName: PChar): cint32; stdcall;
+        external DLLName;
+
+    function CommitFileInternal(const localRepoName, branchName, fName, commitMessage: PChar): cint32; stdcall;
+        external DLLName;
+
+    function PushRepositoryInternal(const localRepoName, branchName, user, password: PChar): cint32; stdcall;
+        external DLLName;
+
+    function PullRepositoryInternal(const localRepoName, remoteRepoName: PChar): cint32; stdcall;
+        external DLLName;
+
 end.
 
diff --git a/atbtariffcalculator.pas b/atbtariffcalculator.pas
index df25e83..21460c7 100644
--- a/atbtariffcalculator.pas
+++ b/atbtariffcalculator.pas
@@ -25,10 +25,10 @@ procedure DeleteTariffCalculator(handle: TariffCalculatorHandle); stdcall;
 //function GetFileSize(const localRepository: PChar; const fileId: PChar): cint32; stdcall;
 //function GetFile(const localRepository: PChar; const fileId: PChar): PChar; stdcall;
 
-function InitGitLibrary: cint32; stdcall;
-function ShutdownGitLibrary: cint32; stdcall;
-function CloneRepository(var url; var local_path) : cint32; stdcall;
-function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall;
+//function InitGitLibrary: cint32; stdcall;
+//function ShutdownGitLibrary: cint32; stdcall;
+//function CloneRepository(var url; var local_path) : cint32; stdcall;
+//function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall;
 function CommitFile(var local_path; var branch_name;
                     var file_name; var comment) : cint32; stdcall;
 function PushLocalRepository(var local_path; var branch_name;
@@ -86,10 +86,10 @@ procedure DeleteTariffCalculator(handle: TariffCalculatorHandle); stdcall; exter
 //                         const json: PChar;
 //                         size: cint32): cbool; stdcall; external DLLName;
 
-function InitGitLibrary: cint32; stdcall; external DLLName;
-function ShutdownGitLibrary: cint32; stdcall; external DLLName;
-function CloneRepository(var url; var local_path) : cint32; stdcall; external DLLName;
-function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall; external DLLName;
+//function InitGitLibrary: cint32; stdcall; external DLLName;
+//function ShutdownGitLibrary: cint32; stdcall; external DLLName;
+//function CloneRepository(var url; var local_path) : cint32; stdcall; external DLLName;
+//function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall; external DLLName;
 function CommitFile(var local_path; var branch_name;
                     var file_name; var comment) : cint32; stdcall; external DLLName;
 function PushLocalRepository(var local_path; var branch_name;
diff --git a/deploy/atbgit.pas b/deploy/atbgit.pas
index badf5ab..c2e4710 100644
--- a/deploy/atbgit.pas
+++ b/deploy/atbgit.pas
@@ -4,7 +4,7 @@ unit ATBGit;
 
 interface
 
-uses SysUtils, fpjson, jsonparser;
+uses CTypes, SysUtils, fpjson, jsonparser;
 
   //
   // public interface
@@ -13,14 +13,74 @@ uses SysUtils, fpjson, jsonparser;
   function GetReposRootDirectory(): UTF8String;
   function GetLocalRepositoryPath(const localrepo: UTF8String): UTF8String;
 
+  function InitGitLibrary(): Integer;
+  function ShutdownGitLibrary(): Integer;
+  function CloneRepository(const url, localRepo: UTF8String): Integer;
+  function CheckoutRepository(const url, localRepo, branchName: UTF8String): Integer;
+  function CommitFile(const localRepoName, branchName, fName, commitMessage: UTF8String): Integer;
+
   // private c-interface
   procedure SetReposRootDirectoryInternal(const rootDir: PChar); stdcall;
   function GetReposRootDirectoryInternal(): PChar; stdcall;
   function GetLocalRepositoryPathInternal(const localRepo: PChar): PChar; stdcall;
+  function CloneRepositoryInternal(const url, localRepo: PChar): cint32; stdcall;
+  function CheckoutRepositoryInternal(const url, localRepo, branchName: PChar): cint32; stdcall;
+  function CommitFileInternal(const localRepoName, branchName, fName, commitMessage: PChar): cint32; stdcall;
+  function PushRepositoryInternal(const localRepoName, branchName, user, password: PChar): cint32; stdcall;
+  function PullRepositoryInternal(const localRepoName, remoteRepoName: PChar): cint32; stdcall;
+
+  function InitGitLibraryInternal: cint32; stdcall;
+  function ShutdownGitLibraryInternal: cint32; stdcall;
 
 implementation
+
     const DLLName = 'CalculatorCInterface.dll';
 
+    function InitGitLibrary(): Integer;
+    begin
+        Result := InitGitLibraryInternal();
+    end;
+
+    function ShutdownGitLibrary(): Integer;
+    begin
+        Result := ShutdownGitLibraryInternal();
+    end;
+
+    function CloneRepository(const url, localRepo: UTF8String): Integer;
+    begin
+        Result := CloneRepositoryInternal(PChar(Utf8toAnsi(url)),
+                                          PChar(Utf8toAnsi(localRepo)));
+    end;
+
+    function CheckoutRepository(const url, localRepo, branchName: UTF8String): Integer;
+    begin
+        Result := CheckoutRepositoryInternal(PChar(Utf8toAnsi(url)),
+                                             PChar(Utf8toAnsi(localRepo)),
+                                             PChar(Utf8toAnsi(branchName)));
+    end;
+
+    function CommitFile(const localRepoName, branchName, fName, commitMessage: UTF8String): Integer;
+    begin
+        Result := CommitFileInternal(PChar(Utf8toAnsi(localRepoName)),
+                                     PChar(Utf8toAnsi(branchName)),
+                                     PChar(Utf8toAnsi(fName)),
+                                     PChar(Utf8toAnsi(commitMessage)));
+    end;
+
+    function PushRepository(const localRepoName, branchName, user, password: UTF8String): Integer;
+    begin
+        Result := PushRepositoryInternal(PChar(Utf8toAnsi(localRepoName)),
+                                         PChar(Utf8toAnsi(branchName)),
+                                         PChar(Utf8toAnsi(user)),
+                                         PChar(Utf8toAnsi(password)));
+    end;
+
+    function PullRepository(const localRepoName, remoteRepoName: UTF8String): Integer;
+    begin
+        Result := PullRepositoryInternal(PChar(Utf8toAnsi(localRepoName)),
+                                         PChar(Utf8toAnsi(remoteRepoName)));
+    end;
+
     ///
     procedure SetReposRootDirectory(const rootDir: UTF8String);
     begin
@@ -59,5 +119,26 @@ implementation
     function GetLocalRepositoryPathInternal(const localRepo: PChar): PChar; stdcall;
         external DLLName;
 
+    function InitGitLibraryInternal: cint32; stdcall;
+        external DLLName;
+
+    function ShutdownGitLibraryInternal: cint32; stdcall;
+        external DLLName;
+
+    function CloneRepositoryInternal(const url, localRepo: PChar): cint32; stdcall;
+        external DLLName;
+
+    function CheckoutRepositoryInternal(const url, localRepo, branchName: PChar): cint32; stdcall;
+        external DLLName;
+
+    function CommitFileInternal(const localRepoName, branchName, fName, commitMessage: PChar): cint32; stdcall;
+        external DLLName;
+
+    function PushRepositoryInternal(const localRepoName, branchName, user, password: PChar): cint32; stdcall;
+        external DLLName;
+
+    function PullRepositoryInternal(const localRepoName, remoteRepoName: PChar): cint32; stdcall;
+        external DLLName;
+
 end.
 
diff --git a/deploy/atbtariffcalculator.pas b/deploy/atbtariffcalculator.pas
index df25e83..21460c7 100644
--- a/deploy/atbtariffcalculator.pas
+++ b/deploy/atbtariffcalculator.pas
@@ -25,10 +25,10 @@ procedure DeleteTariffCalculator(handle: TariffCalculatorHandle); stdcall;
 //function GetFileSize(const localRepository: PChar; const fileId: PChar): cint32; stdcall;
 //function GetFile(const localRepository: PChar; const fileId: PChar): PChar; stdcall;
 
-function InitGitLibrary: cint32; stdcall;
-function ShutdownGitLibrary: cint32; stdcall;
-function CloneRepository(var url; var local_path) : cint32; stdcall;
-function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall;
+//function InitGitLibrary: cint32; stdcall;
+//function ShutdownGitLibrary: cint32; stdcall;
+//function CloneRepository(var url; var local_path) : cint32; stdcall;
+//function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall;
 function CommitFile(var local_path; var branch_name;
                     var file_name; var comment) : cint32; stdcall;
 function PushLocalRepository(var local_path; var branch_name;
@@ -86,10 +86,10 @@ procedure DeleteTariffCalculator(handle: TariffCalculatorHandle); stdcall; exter
 //                         const json: PChar;
 //                         size: cint32): cbool; stdcall; external DLLName;
 
-function InitGitLibrary: cint32; stdcall; external DLLName;
-function ShutdownGitLibrary: cint32; stdcall; external DLLName;
-function CloneRepository(var url; var local_path) : cint32; stdcall; external DLLName;
-function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall; external DLLName;
+//function InitGitLibrary: cint32; stdcall; external DLLName;
+//function ShutdownGitLibrary: cint32; stdcall; external DLLName;
+//function CloneRepository(var url; var local_path) : cint32; stdcall; external DLLName;
+//function CheckoutLocalBranch(var local_path; var branch_name) : cint32; stdcall; external DLLName;
 function CommitFile(var local_path; var branch_name;
                     var file_name; var comment) : cint32; stdcall; external DLLName;
 function PushLocalRepository(var local_path; var branch_name;