File indexing completed on 2021-07-22 04:08:30
0001 #ifndef IOPool_Streamer_StreamerFileIO_h
0002 #define IOPool_Streamer_StreamerFileIO_h
0003
0004
0005
0006
0007
0008
0009 #include "IOPool/Streamer/interface/MsgTools.h"
0010 #include "FWCore/Utilities/interface/propagate_const.h"
0011 #include <memory>
0012 #include <iosfwd>
0013 #include <string>
0014
0015
0016 namespace edm::streamer {
0017 class OutputFile
0018
0019
0020
0021 {
0022 public:
0023 explicit OutputFile(const std::string& name);
0024
0025
0026
0027 ~OutputFile();
0028
0029 bool write(const char* ptr, size_t n);
0030
0031 std::string fileName() const { return filename_; }
0032 uint64 current_offset() const { return current_offset_; }
0033 uint32 adler32() const { return (adlerb_ << 16) | adlera_; }
0034
0035 void set_do_adler(bool v) { do_adler_ = v; }
0036 void set_current_offset(uint64 v) { current_offset_ = v; }
0037 void close();
0038
0039 private:
0040 uint64 current_offset_;
0041
0042 bool do_adler_;
0043 uint32 adlera_;
0044 uint32 adlerb_;
0045
0046 edm::propagate_const<std::shared_ptr<std::ofstream>> ost_;
0047 std::string filename_;
0048 };
0049 }
0050 #endif