LFS thrift IDL

namespace cpp lfs
namespace java lfs
namespace perl lfs


struct FileInfo {
  1: i64 ID
  2: i32 Size
  3: i32 UsedSize
  4: i32 ModifyTime
  5: i32 CreateTime
}

struct  ReadBuf{
    1: string data;
    2: i64 count;
}


service LfsService {

  i32 Initialize(1: string ns_addr)

  i32 Close(1: i32 fd)
  i32 Open(1: string fileName, 2: i32 flags)
 
  i32 Write(1: i32 fd, 2: string data, 3: i64 count)
  ReadBuf Read(1: i32 fd)

  FileInfo Fstat(1: i32 fd)

//i64 SaveFile(1: string fileName, 2: string localFile, 3: i32 flag, 4: string nsAddr)

//i32 FetchFile(1: string localFile, 2: string fileName, 3: string nsAddr)

}