#include <iostream>
#include <rwcore.h>

using namespace std;

void readsection(RwChunkHeaderInfo *rwh, RwUInt32 vers, RwUInt32 level,
                 RwStream *file)
{
	RwChunkHeaderInfo newheader;
	RwUInt32 end;	
	RwInt32 i;
	RwChar const *name;

	for (i = 0; i < level; i++)
		cout << "  ";
	name = RwChunkHeaderInfoGetChunkName(rwh->type);
	cout << name << " (" << hex << rwh->length << " bytes @ 0x" <<
	  hex << RwStreamTell(file)-12 << "/0x" << hex << RwStreamTell(file) <<
	  ") - [0x" << hex << rwh->type << "] " << rwh->version << endl;

	end = RwStreamTell(file) + rwh->length;

	while (RwStreamTell(file) < end) {
		RwStreamReadChunkHeaderInfo(file, &newheader);

		if (newheader.version == vers) {
			readsection(&newheader, vers, level+1, file);

			/* Native Data PLG has the wrong length */
			if (rwh->type == 0x510)
				RwStreamSeek(file, end);
		} else {
			RwStreamSkip(file, rwh->length-12);
			break;
		}
	}
}

int main(int argc, char *argv[])
{
	RwStream *file;
	RwChunkHeaderInfo rwh;
	RwUInt32 vers;

	if (argc < 2) {
		cerr << "Usage: " << argv[0] << " rw\n";
		return 1;
	}
	file = RwStreamOpen(rwSTREAMFILENAME, rwSTREAMREAD, argv[1]);
	if (file == NULL) {
		cerr << "Coudn't open file: " << argv[1] << "\n";
		return 1;
	}

	RwStreamReadChunkHeaderInfo(file, &rwh);
	vers = rwh.version;
	readsection(&rwh, vers, 0, file);
	cout << "RW version: " << hex << vers << " " << argv[1] << endl;
//	cout << "RW version: " << hex << vers << endl;

	return 0;
}