bool createIDMap(PAKFile &out, const ExtractInformation *eI, const int *needList) {
int dataEntries = 0;
// Count entries in the need list
for (const int *n = needList; *n != -1; ++n)
++dataEntries;
const int mapSize = 2 + dataEntries * (2 + 1 + 4);
uint8 *map = new uint8[mapSize];
uint8 *dst = map;
WRITE_BE_UINT16(dst, dataEntries); dst += 2;
for (const int *id = needList; *id != -1; ++id) {
WRITE_BE_UINT16(dst, *id); dst += 2;
const ExtractFilename *fDesc = getFilenameDesc(*id);
if (!fDesc)
return false;
*dst++ = getTypeID(fDesc->type);
WRITE_BE_UINT32(dst, getFilename(eI, *id)); dst += 4;
}
char filename[12];
if (!getFilename(filename, eI, 0)) {
fprintf(stderr, "ERROR: Could not create ID map for game\n");
return false;
}
out.removeFile(filename);
if (!out.addFile(filename, map, mapSize)) {
fprintf(stderr, "ERROR: Could not add ID map \"%s\" to kyra.dat\n", filename);
return false;
}
return true;
}
bool updateIndex(PAKFile &out, const ExtractInformation *eI) {
uint32 size = 0;
const uint8 *data = out.getFileData("INDEX", &size);
Index index;
if (data)
index = parseIndex(data, size);
GameDef gameDef = createGameDef(eI);
if (index.version == kKyraDatVersion) {
if (std::find(index.gameList.begin(), index.gameList.end(), gameDef) == index.gameList.end()) {
++index.includedGames;
index.gameList.push_back(gameDef);
} else {
// Already included in the game list, thus we do not need any further processing here.
return true;
}
} else {
index.version = kKyraDatVersion;
index.includedGames = 1;
index.gameList.push_back(gameDef);
}
const uint32 indexBufferSize = 8 + index.includedGames * 2;
uint8 *indexBuffer = new uint8[indexBufferSize];
assert(indexBuffer);
uint8 *dst = indexBuffer;
WRITE_BE_UINT32(dst, index.version); dst += 4;
WRITE_BE_UINT32(dst, index.includedGames); dst += 4;
for (Index::GameList::const_iterator i = index.gameList.begin(); i != index.gameList.end(); ++i) {
WRITE_BE_UINT16(dst, *i); dst += 2;
}
out.removeFile("INDEX");
if (!out.addFile("INDEX", indexBuffer, indexBufferSize)) {
fprintf(stderr, "ERROR: couldn't update kyra.dat INDEX\n");
delete[] indexBuffer;
return false;
}
return true;
}