/home/fb/sf/compp/trunk/ComPP/ComPlusPlus/File.cpp

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// **************************************************************
// Com ++ Framework by the C++ World
// Please report defects: mailto:compp@cplusplusworld.com
// Please visit: http://www.cplusplusworld.com/socketlibrary.html
// **************************************************************

#include <sys/types.h>
#include "ComPlusPlus/File.h"
#include "SysPlusPlus/syscall.h"
#include "SysPlusPlus/ComException.h"
#include <sys/stat.h>
#include <fcntl.h>


compp::File::~File () {


}

compp::File::File ( ) {

  SetName ( "" );

}

compp::File::File (const std::string & FileName) {

  SetName ( FileName );
  OpenRW();

}
void compp::File::SetName (const std::string & FileName){
  FN = FileName;
}
void compp::File::OpenWR(){

  if ( fd != -1 )
    Close();

  fd = syspp::Call::Open ( FN.c_str(), O_WRONLY|O_CREAT, 0644 ) ;
  if ( fd == -1 )
    throw syspp::ComException ( "Cannot open file" ) ;
  IsOpen = true;
}
void compp::File::OpenRD(){       

  if ( fd != -1 )
    Close();

  fd = syspp::Call::Open ( FN.c_str(), O_RDONLY ) ;
  if ( fd == -1 )
    throw syspp::ComException ( "Cannot open file" ) ;
  IsOpen = true;

}
void compp::File::OpenRW(){         

  if ( fd != -1 )
    Close();

  fd = syspp::Call::Open ( FN.c_str(), O_RDONLY|O_WRONLY|O_CREAT, 0644 ) ;
  if ( fd == -1 )
    throw syspp::ComException ( "Cannot open file" ) ;

  IsOpen = true;
}

void compp::File::Truncate(){      

  if ( fd != -1 )
    Close();

  fd = syspp::Call::Open ( FN.c_str(), O_RDONLY|O_WRONLY|O_CREAT|O_TRUNC, 0644 ) ;
  if ( fd == -1 )
    throw syspp::ComException ( "Cannot open file" ) ;

}

void compp::File::Create (){       

  if ( fd != -1 )
    Close();

  fd = syspp::Call::Open ( FN.c_str(), O_RDONLY|O_WRONLY|O_CREAT, 0644 ) ;
  if ( fd == -1 )
    throw syspp::ComException ( "Cannot open file" ) ;

  IsOpen = true;
}

void compp::File::Lock (){        
}

void compp::File::UnLock (){        
}


void compp::File::Delete (){       
  syspp::Call::Unlink (FN.c_str());
}
void compp::File::Chmod (mode_t mode){        

  if ( fd == -1 ) {
    if ( FN != "" ) {
      if ( -1 == syspp::Call::Chmod ( FN.c_str(), mode ) ) {
        throw syspp::ComException ( "Cannot chmod" ) ;
      }
    }
  } else {
    if ( -1 == syspp::Call::FChmod ( fd , mode ) ) {
      throw syspp::ComException ( "Cannot chmod" ) ;
    }
  }

}


void compp::File::SetPerm (){      
}


void compp::File::SetOwnerRD (){

  Chmod ( 0 );

}

void compp::File::SetOwnerWR (){     
}

void compp::File::SetOwnerRW (){    
}

void compp::File::SetGroupRD (){    
}

void compp::File::SetGroupWR (){    
}

void compp::File::SetGroupRW (){    
}

void compp::File::SetOthersRD (){    
}

void compp::File::SetOthersWR (){     
}

void compp::File::SetOthersRW (){    
}



bool compp::File::Exist ( const std::string & FileName ){      
  return false;
}

bool compp::File::IsWriteable ( const std::string & FileName ){      
  return false;
}

bool compp::File::IsReadable ( const std::string & FileName ){    
  return false;
}

void compp::File::SetOwnerRD ( const std::string & FileName ){   
}

void compp::File::SetOwnerWR ( const std::string & FileName ){   
}

void compp::File::SetOwnerRW ( const std::string & FileName ){   
}

void compp::File::SetGroupRD ( const std::string & FileName ){   
}

void compp::File::SetGroupWR ( const std::string & FileName ){    
}

void compp::File::SetGroupRW ( const std::string & FileName ){    
}

void compp::File::SetOthersRD ( const std::string & FileName ){      
}

void compp::File::SetOthersWR ( const std::string & FileName ){  
}

void compp::File::SetOthersRW ( const std::string & FileName ){  
}

void compp::File::Delete ( const std::string & FileName ){

  syspp::Call::Unlink (FileName.c_str());

}


void compp::File::Chmod (const std::string & FileName, mode_t mode){        
        chmod(FileName.c_str(),  mode);
}

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