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#include <bu/sio.h>
#include <bu/optparser.h>
#include <bu/file.h>
#include <bu/deflate.h>
#include <bu/bzip2.h>
#include <bu/base64.h>
#include <bu/streamstack.h>
#include <bu/strfilter.h>
using namespace Bu;
class Options : public OptParser
{
public:
Options( int argc, char *argv[] ) :
sClass("Datafiles")
{
addOption( sClass, 'c', "Class name [default=\"Datafiles\"]");
addOption( sOutBase, 'o', "Output base filename [defaults to classname]");
addOption( slot(this, &Options::addFilter), 'f', "Add filter: deflate, bzip2, base64");
setNonOption( slot(this, &Options::addInput) );
addHelpOption();
parse( argc, argv );
if( !sOutBase.isSet() )
sOutBase = sClass.toLower();
}
virtual ~Options()
{
}
int addFilter( Bu::StrArray aArgs )
{
slFilter.append( aArgs[1] );
return 1;
}
int addInput( Bu::StrArray aArgs )
{
slInput.append( aArgs[0] );
return 0;
}
Bu::String sClass;
Bu::String sOutBase;
Bu::StringList slInput;
Bu::StringList slFilter;
};
int main( int argc, char *argv[] )
{
Options opt( argc, argv );
File fHdrOut( opt.sOutBase + ".h", File::WriteNew );
File fSrcOut( opt.sOutBase + ".cpp", File::WriteNew );
Formatter fHdr( fHdrOut );
Formatter fSrc( fSrcOut );
fHdr << "#ifndef BIN2CPP_" << opt.sClass.toUpper() << "_H" << fHdr.nl
<< "#define BIN2CPP_" << opt.sClass.toUpper() << "_H" << fHdr.nl << fHdr.nl
<< "#include <bu/string.h>" << fHdr.nl
<< "#include <bu/streamstack.h>" << fHdr.nl
<< fHdr.nl
<< "class " << opt.sClass << fHdr.nl
<< "{" << fHdr.nl
<< "public:" << fHdr.nl
<< "\tclass File { public: int iSize; const char *data; const char *flt; };" << fHdr.nl << fHdr.nl
<< "\tstatic const File &getFile( const Bu::String &sName );" << fHdr.nl
<< "\tstatic Bu::StreamStack *open( const Bu::String &sName );" << fHdr.nl
<< "\tstatic Bu::StreamStack *openRaw( const Bu::String &sName );" << fHdr.nl
<< "\tstatic Bu::String getString( const Bu::String &sName );" << fHdr.nl
<< "\tstatic Bu::String getStringRaw( const Bu::String &sName );" << fHdr.nl
<< fHdr.nl;
fHdr << "public:" << fHdr.nl
<< "\tstatic const File aFile[];" << fHdr.nl
<< "};" << fHdr.nl << fHdr.nl;
fHdr << "#endif";
fSrc << "#include \"" << opt.sOutBase << ".h\"" << fSrc.nl
<< "#include <bu/deflate.h>" << fSrc.nl
<< "#include <bu/bzip2.h>" << fSrc.nl
<< "#include <bu/base64.h>" << fSrc.nl
<< "#include <bu/strfilter.h>" << fSrc.nl
<< "#include <bu/staticmembuf.h>" << fSrc.nl << fSrc.nl
<< "const " << opt.sClass << "::File " << opt.sClass << "::aFile[] = {" << fSrc.nl;
for( Bu::StringList::iterator i = opt.slInput.begin(); i; i++ )
{
File fIn( *i, File::Read );
Bu::String sDat;
char buf[1024];
while( !fIn.isEos() )
{
sDat.append( buf, fIn.read( buf, 1024 ) );
}
Bu::String sFltDesc;
for( Bu::StringList::iterator f = opt.slFilter.begin(); f; f++ )
{
if( *f == "deflate" )
{
sDat = encodeStr<Deflate>( sDat );
sFltDesc.prepend("d");
}
else if( *f == "bzip2" )
{
sDat = encodeStr<BZip2>( sDat );
sFltDesc.prepend("b");
}
else if( *f == "base64" )
{
sDat = encodeStr<Base64>( sDat );
sFltDesc.prepend("6");
}
else
{
sio << "No known filter named " << *f << sio.nl;
return 1;
}
}
fSrc << " {" << sDat.getSize() << ", \"";
for( Bu::String::iterator j = sDat.begin(); j; j++ )
{
fSrc << "\\x" << Fmt::hex() << (unsigned char)*j;
}
fSrc << "\", \"" << sFltDesc << "\"}," << fSrc.nl;
}
fSrc << "};" << fSrc.nl << fSrc.nl;
fSrc << "const " << opt.sClass << "::File &" << opt.sClass << "::getFile( const Bu::String &sName )"
<< fSrc.nl
<< "{" << fSrc.nl
<< "\tswitch( Bu::__calcHashCode( sName ) )" << fSrc.nl
<< "\t{" << fSrc.nl;
int idx = 0;
for( Bu::StringList::iterator i = opt.slInput.begin(); i; i++ )
{
fSrc << "\t\tcase " << Bu::__calcHashCode( *i ) << "UL:" << fSrc.nl
<< "\t\t\treturn aFile[" << idx << "];" << fSrc.nl;
idx++;
}
fSrc << "\t}" << fSrc.nl
<< "\tthrow Bu::ExceptionBase(\"No file matching \\\"%s\\\" found.\", sName.getStr() );" << fSrc.nl
<< "}" << fSrc.nl << fSrc.nl;
fSrc << "Bu::StreamStack *" << opt.sClass << "::open( const Bu::String &sName )" << fSrc.nl
<< "{" << fSrc.nl
<< "\tconst File &f = getFile( sName );" << fSrc.nl
<< "\tBu::StreamStack *s = new Bu::StreamStack( new Bu::StaticMemBuf( f.data, f.iSize ) );" << fSrc.nl
<< "\tfor( const char *t = f.flt; *t; t++ )" << fSrc.nl
<< "\t{" << fSrc.nl
<< "\t\tswitch( *t )" << fSrc.nl
<< "\t\t{" << fSrc.nl
<< "\t\t\tcase 'd': s->pushFilter<Bu::Deflate>(); break;" << fSrc.nl
<< "\t\t\tcase 'b': s->pushFilter<Bu::BZip2>(); break;" << fSrc.nl
<< "\t\t\tcase '6': s->pushFilter<Bu::Base64>(); break;" << fSrc.nl
<< "\t\t}" << fSrc.nl
<< "\t}" << fSrc.nl
<< "\treturn s;" << fSrc.nl
<< "}" << fSrc.nl << fSrc.nl;
fSrc << "Bu::StreamStack *" << opt.sClass << "::openRaw( const Bu::String &sName )" << fSrc.nl
<< "{" << fSrc.nl
<< "\tconst File &f = getFile( sName );" << fSrc.nl
<< "\treturn new Bu::StreamStack( new Bu::StaticMemBuf( f.data, f.iSize ) );" << fSrc.nl
<< "}" << fSrc.nl << fSrc.nl;
fSrc << "Bu::String " << opt.sClass << "::getString( const Bu::String &sName )" << fSrc.nl
<< "{" << fSrc.nl
<< "\tBu::StreamStack *ss = open( sName );" << fSrc.nl
<< "\tBu::String s;" << fSrc.nl
<< "\tchar buf[1024];" << fSrc.nl
<< "\twhile( !ss->isEos() )" << fSrc.nl
<< "\t{" << fSrc.nl
<< "\t\ts.append( buf, ss->read( buf, 1024 ) );" << fSrc.nl
<< "\t}" << fSrc.nl
<< "\tdelete ss;" << fSrc.nl
<< "\treturn s;" << fSrc.nl
<< "}" << fSrc.nl << fSrc.nl;
fSrc << "Bu::String " << opt.sClass << "::getStringRaw( const Bu::String &sName )" << fSrc.nl
<< "{" << fSrc.nl
<< "\tconst File &f = getFile( sName );" << fSrc.nl
<< "\treturn Bu::String( f.data, f.iSize );" << fSrc.nl
<< "}" << fSrc.nl << fSrc.nl;
return 0;
}
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