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This commit is contained in:
Leonid Fedorov
@ -22,9 +22,10 @@
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* this tool to create a binary BRM_saves_em file.
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*
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* compile with
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* g++ -g -Wall -o load_brm_from_file -I$HOME/genii/export/include -I/usr/include/libxml2 load_brm_from_file.cpp
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* g++ -g -Wall -o load_brm_from_file -I$HOME/genii/export/include -I/usr/include/libxml2
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* load_brm_from_file.cpp
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*
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*/
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*/
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#include <iostream>
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#include <stdint.h>
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#include <fstream>
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@ -48,99 +49,99 @@ namespace BRM
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{
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EMEntry::EMEntry()
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{
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fileID = 0;
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blockOffset = 0;
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HWM = 0;
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partitionNum = 0;
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segmentNum = 0;
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dbRoot = 0;
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colWid = 0;
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status = 0;
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fileID = 0;
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blockOffset = 0;
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HWM = 0;
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partitionNum = 0;
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segmentNum = 0;
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dbRoot = 0;
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colWid = 0;
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status = 0;
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}
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EMCasualPartition_struct::EMCasualPartition_struct()
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{
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lo_val = numeric_limits<int64_t>::min();
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hi_val = numeric_limits<int64_t>::max();
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sequenceNum = 0;
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isValid = CP_INVALID;
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}
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lo_val = numeric_limits<int64_t>::min();
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hi_val = numeric_limits<int64_t>::max();
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sequenceNum = 0;
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isValid = CP_INVALID;
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}
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} // namespace BRM
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int main(int argc, char** argv)
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{
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int e;
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int e;
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int loadSize[3];
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int loadSize[3];
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if (argc < 2)
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{
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cerr << "filename arg needed" << endl;
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return 1;
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}
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if (argc < 2)
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{
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cerr << "filename arg needed" << endl;
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return 1;
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}
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ifstream in(argv[1]);
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e = errno;
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ifstream in(argv[1]);
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e = errno;
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if (!in)
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{
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cerr << "file read error: " << strerror(e) << endl;
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return 1;
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}
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if (!in)
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{
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cerr << "file read error: " << strerror(e) << endl;
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return 1;
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}
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//Brute force count the number of lines
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int numEMEntries = 0;
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// Brute force count the number of lines
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int numEMEntries = 0;
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string line;
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string line;
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getline(in, line);
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while (!in.eof())
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{
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numEMEntries++;
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getline(in, line);
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}
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while (!in.eof())
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{
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numEMEntries++;
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getline(in, line);
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}
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// start at the beginning again...
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in.clear();
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in.seekg(0, ios_base::beg);
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//start at the beginning again...
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in.clear();
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in.seekg(0, ios_base::beg);
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idbassert(in.good());
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idbassert(in.tellg() == static_cast<streampos>(0));
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idbassert(in.good());
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idbassert(in.tellg() == static_cast<streampos>(0));
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string outname(argv[1]);
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outname += ".out";
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string outname(argv[1]);
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outname += ".out";
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ofstream out(outname.c_str());
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e = errno;
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ofstream out(outname.c_str());
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e = errno;
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if (!out)
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{
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cerr << "file write error: " << strerror(e) << endl;
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return 1;
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}
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if (!out)
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{
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cerr << "file write error: " << strerror(e) << endl;
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return 1;
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}
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loadSize[0] = EM_MAGIC_V4;
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loadSize[1] = numEMEntries;
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loadSize[2] = 1; // one free list entry
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out.write((char*)&loadSize, (3 * sizeof(int)));
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loadSize[0] = EM_MAGIC_V4;
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loadSize[1] = numEMEntries;
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loadSize[2] = 1; //one free list entry
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out.write((char*)&loadSize, (3 * sizeof(int)));
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InlineLBIDRange fl;
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fl.start = 0;
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// the max lbid is 2^54-1, the size is in units of 1k
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fl.size = numeric_limits<uint32_t>::max();
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InlineLBIDRange fl;
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fl.start = 0;
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//the max lbid is 2^54-1, the size is in units of 1k
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fl.size = numeric_limits<uint32_t>::max();
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InlineLBIDRange maxLBIDinUse;
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maxLBIDinUse.start = 0;
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maxLBIDinUse.size = 0;
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InlineLBIDRange maxLBIDinUse;
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maxLBIDinUse.start = 0;
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maxLBIDinUse.size = 0;
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getline(in, line);
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getline(in, line);
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while (!in.eof())
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{
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EMEntry em;
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int64_t v;
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tokenizer<> tok(line);
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tokenizer<>::iterator beg = tok.begin();
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while (!in.eof())
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{
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EMEntry em;
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int64_t v;
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tokenizer<> tok(line);
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tokenizer<>::iterator beg = tok.begin();
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#if 0
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emSrc[i].range.start
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<< '\t' << emSrc[i].range.size
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@ -157,81 +158,80 @@ int main(int argc, char** argv)
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<< '\t' << emSrc[i].partition.cprange.sequenceNum
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<< '\t' << (int)(emSrc[i].partition.cprange.isValid)
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#endif
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.range.start = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.range.start = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.range.size = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.range.size = v;
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if (em.range.start > maxLBIDinUse.start)
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{
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maxLBIDinUse.start = em.range.start;
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maxLBIDinUse.size = em.range.size;
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}
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.fileID = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.blockOffset = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.HWM = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partitionNum = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.segmentNum = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.dbRoot = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.colWid = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.status = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partition.cprange.hi_val = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partition.cprange.lo_val = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partition.cprange.sequenceNum = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partition.cprange.isValid = v;
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out.write((char*)&em, sizeof(em));
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getline(in, line);
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if (em.range.start > maxLBIDinUse.start)
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{
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maxLBIDinUse.start = em.range.start;
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maxLBIDinUse.size = em.range.size;
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}
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fl.start = maxLBIDinUse.start + maxLBIDinUse.size * 1024;
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fl.size -= fl.start / 1024;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.fileID = v;
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out.write((char*)&fl, sizeof(fl));
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.blockOffset = v;
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out.close();
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in.close();
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.HWM = v;
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return 0;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partitionNum = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.segmentNum = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.dbRoot = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.colWid = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.status = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partition.cprange.hi_val = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partition.cprange.lo_val = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partition.cprange.sequenceNum = v;
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v = strtoll(beg->c_str(), 0, 0);
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++beg;
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em.partition.cprange.isValid = v;
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out.write((char*)&em, sizeof(em));
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getline(in, line);
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}
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fl.start = maxLBIDinUse.start + maxLBIDinUse.size * 1024;
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fl.size -= fl.start / 1024;
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out.write((char*)&fl, sizeof(fl));
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out.close();
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in.close();
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return 0;
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}
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