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#define _CRT_SECURE_NO_DEPRECATE
#include "dbcfile.h"
#include "mpq_libmpq.h"
DBCFile::DBCFile(const std::string &filename):
filename(filename),
data(0)
{
}
void DBCFile::open()
{
MPQFile f(filename.c_str());
char header[4];
unsigned int na,nb,es,ss;
f.read(header,4); // Number of records
assert(header[0]=='W' && header[1]=='D' && header[2]=='B' && header[3] == 'C');
f.read(&na,4); // Number of records
f.read(&nb,4); // Number of fields
f.read(&es,4); // Size of a record
f.read(&ss,4); // String size
recordSize = es;
recordCount = na;
fieldCount = nb;
stringSize = ss;
assert(fieldCount*4 == recordSize);
data = new unsigned char[recordSize*recordCount+stringSize];
stringTable = data + recordSize*recordCount;
f.read(data,recordSize*recordCount+stringSize);
f.close();
}
DBCFile::~DBCFile()
{
delete [] data;
}
DBCFile::Record DBCFile::getRecord(size_t id)
{
assert(data);
return Record(*this, data + id*recordSize);
}
size_t DBCFile::getMaxId()
{
assert(data);
size_t maxId = 0;
for(size_t i = 0; i < getRecordCount(); ++i)
{
if(maxId < getRecord(i).getUInt(0))
maxId = getRecord(i).getUInt(0);
}
return maxId;
}
DBCFile::Iterator DBCFile::begin()
{
assert(data);
return Iterator(*this, data);
}
DBCFile::Iterator DBCFile::end()
{
assert(data);
return Iterator(*this, stringTable);
}
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