Import Geant4 11.4.0 source tree
This commit is contained in:
Gabriele Cosmo
+30
-116
@@ -10,29 +10,41 @@
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#include "ifile"
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#include "../sout"
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#ifdef TOOLS_MEM
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#include "../mem"
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#endif
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#include <map>
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#include <ostream>
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#include <cstring> //memcpy
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//#include <zlib.h>
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#ifdef TOOLS_USE_CSZ
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// CSZ code where used as default compressor in old CERN-ROOT, then it may be needed
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// to read old file (as the pawdemo.root one).
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//FIXME : arrange to have csz coming from the "outside" (as zip).
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extern "C" {
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void csz__Init_Inflate(long,unsigned char*,long,unsigned char*);
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int csz__Inflate();
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unsigned char* csz__obufptr();
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}
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#endif
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namespace tools {
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namespace rroot {
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//doc :
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//////////////////////////////////////////////////////////////////////////
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// //
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// The Key class includes functions to book space on a file, //
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// to create I/O buffers, to fill these buffers //
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// to compress/uncompress data buffers. //
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// //
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// Before saving (making persistent) an object on a file, a key must //
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// be created. The key structure contains all the information to //
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// uniquely identify a persistent object on a file. //
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// fNbytes = number of bytes for the compressed object+key //
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// version of the Key class //
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// fObjlen = Length of uncompressed object //
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// fDatime = Date/Time when the object was written //
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// fKeylen = number of bytes for the key structure //
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// fCycle = cycle number of the object //
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// fSeekKey = Address of the object on file (points to fNbytes) //
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// This is a redundant information used to cross-check //
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// the data base integrity. //
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// fSeekPdir = Pointer to the directory supporting this object //
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// fClassName = Object class name //
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// fName = name of the object //
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// fTitle = title of the object //
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// //
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// The Key class is used by ROOT to: //
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// - to write an object in the Current Directory //
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// - to write a new ntuple buffer //
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// //
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//////////////////////////////////////////////////////////////////////////
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class key {
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static uint32 class_version() {return 2;}
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@@ -59,15 +71,8 @@ public:
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,m_cycle(0)
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,m_seek_key(0)
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,m_seek_parent_dir(0)
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//,m_object_class
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//,m_object_name
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//,m_object_title
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{
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#ifdef TOOLS_MEM
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mem::increment(s_class().c_str());
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#endif
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m_key_length = record_size(m_version);
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//fDate.setDate(0);
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}
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key(std::ostream& a_out,seek a_pos,uint32 a_nbytes)
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@@ -83,13 +88,7 @@ public:
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,m_cycle(0)
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,m_seek_key(a_pos)
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,m_seek_parent_dir(0)
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//,m_object_class
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//,m_object_name
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//,m_object_title
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{
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#ifdef TOOLS_MEM
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mem::increment(s_class().c_str());
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#endif
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if(a_pos>START_BIG_FILE) m_version += big_file_version_tag();
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m_buffer = new char[a_nbytes];
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if(!m_buffer) {
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@@ -102,9 +101,6 @@ public:
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}
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virtual ~key(){
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delete [] m_buffer;
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#ifdef TOOLS_MEM
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mem::decrement(s_class().c_str());
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#endif
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}
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protected:
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key(const key& a_from)
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@@ -123,9 +119,6 @@ protected:
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,m_object_name(a_from.m_object_name)
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,m_object_title(a_from.m_object_title)
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{
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#ifdef TOOLS_MEM
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mem::increment(s_class().c_str());
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#endif
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if(a_from.m_buf_size && a_from.m_buffer) {
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m_buffer = new char[a_from.m_buf_size];
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if(!m_buffer) {
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@@ -207,21 +200,8 @@ public:
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rbuf rb(m_out,a_byte_swap,aEOB,a_pos);
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int _nbytes;
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if(!rb.read(_nbytes)) return false;
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/*
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if(m_nbytes) {
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if(_nbytes!=int(m_nbytes)) {
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out << "tools::rroot::key::from_buffer :"
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<< " nbytes not consistent."
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<< " read " << _nbytes
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<< ", expected " << m_nbytes
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<< ". Continue with " << _nbytes
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<< std::endl;
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m_nbytes = _nbytes;
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}
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} else {
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*/
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m_nbytes = _nbytes;
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//}
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short version;
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if(!rb.read(version)) return false;
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m_version = version;
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@@ -230,7 +210,6 @@ public:
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m_object_size = v;}
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unsigned int _date;
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if(!rb.read(_date)) return false;
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//fDate.setDate(_date);
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{short v;
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if(!rb.read(v)) return false;
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m_key_length = v;}
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@@ -269,11 +248,6 @@ public:
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m_out << "tools::rroot::key::get_object_buffer :"
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<< " WARNING : m_key_length is zero."
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<< std::endl;
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//delete [] m_buffer;
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//m_buffer = 0;
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//m_buf_size = 0;
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//a_size = 0;
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//return 0;
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}
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if(!m_nbytes) {
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m_out << "tools::rroot::key::get_object_buffer :"
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@@ -508,37 +482,6 @@ protected:
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return false;
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}
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a_irep = irep;
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#ifdef TOOLS_USE_CSZ
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} else if (a_src[0] == 'C' && a_src[1] == 'S') {
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//compressed with Chernyaev & Smirnov
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csz__Init_Inflate(_ibufcnt,a_src + HDRSIZE,a_tgtsize,a_tgt);
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if (csz__Inflate()) {
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a_out << "tools::rroot::key::unzip :"
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<< " error during decompression." << std::endl;
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return false;
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}
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unsigned char* obufptr = csz__obufptr();
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// if (obufptr - a_tgt != isize) {
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// There are some rare cases when a few more bytes are required
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if (obufptr - a_tgt > a_tgtsize) {
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a_out << "tools::rroot::key::_unzip :"
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<< " discrepancy " << (int)(obufptr - a_tgt)
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<< " with initial size: " << (int)isize
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<< ", tgtsize= " << a_tgtsize
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<< std::endl;
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a_irep = int(obufptr - a_tgt);
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//return false;
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}
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a_irep = isize;
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//a_out << "tools::rroot::key::unzip : CS : ok "
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// << a_irep << std::endl;
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#endif
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} else {
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a_out << "tools::rroot::key::_unzip : unknown a_src[0,1]."
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<< " [0] = " << a_src[0] << ", [1] = " << a_src[1]
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@@ -575,32 +518,3 @@ protected:
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#endif
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//doc :
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//////////////////////////////////////////////////////////////////////////
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// //
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// The Key class includes functions to book space on a file, //
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// to create I/O buffers, to fill these buffers //
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// to compress/uncompress data buffers. //
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// //
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// Before saving (making persistent) an object on a file, a key must //
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// be created. The key structure contains all the information to //
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// uniquely identify a persistent object on a file. //
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// fNbytes = number of bytes for the compressed object+key //
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// version of the Key class //
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// fObjlen = Length of uncompressed object //
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// fDatime = Date/Time when the object was written //
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// fKeylen = number of bytes for the key structure //
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// fCycle = cycle number of the object //
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// fSeekKey = Address of the object on file (points to fNbytes) //
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// This is a redundant information used to cross-check //
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// the data base integrity. //
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// fSeekPdir = Pointer to the directory supporting this object //
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// fClassName = Object class name //
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// fName = name of the object //
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// fTitle = title of the object //
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// //
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// The Key class is used by ROOT to: //
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// - to write an object in the Current Directory //
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// - to write a new ntuple buffer //
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// //
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//////////////////////////////////////////////////////////////////////////
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