int load_datafile_text(GameDriver drv, ref string buffer, int bufsize, tDatafileIndex[] idx, string tag)
{
throw new Exception();
}
int index_datafile(ref tDatafileIndex[] _index)
{
tDatafileIndex idx;
int ix = 0;
int count = 0;
uint token = TOKEN_SYMBOL;
/* rewind file */
if (ParseSeek(0, SEEK_SET)) return 0;
/* allocate index */
_index = new tDatafileIndex[MAX_DATAFILE_ENTRIES];
idx = _index[ix];
/* loop through datafile */
while ((count < (MAX_DATAFILE_ENTRIES - 1)) && TOKEN_INVALID != token)
{
uint tell = 0;
string s = "";
token = GetNextToken(ref s, ref tell);
if (TOKEN_SYMBOL != token) continue;
/* DATAFILE_TAG_KEY identifies the driver */
if (ci_strncmp(DATAFILE_TAG_KEY, s, DATAFILE_TAG_KEY.Length) == 0)
{
token = GetNextToken(ref s, ref tell);
if (TOKEN_EQUALS == token)
{
bool done = false;
token = GetNextToken(ref s, ref tell);
while (!done && TOKEN_SYMBOL == token)
{
/* search for matching driver name */
foreach (string gn in drivers)
{
if (s.ToLower().CompareTo(gn.ToLower()) == 0)
{
/* found correct driver -- fill in index entry */
idx.driver = GetDriver(gn);
idx.offset = (int)tell;
idx = _index[++ix];
count++;
done = true;
break;
}
}
if (!done)
{
token = GetNextToken(ref s, ref tell);
if (TOKEN_COMMA == token)
token = GetNextToken(ref s, ref tell);
else
done = true; /* end of key field */
}
}
}
}
}
/* mark end of index */
idx.offset = 0;
idx.driver = null;
return count;
}
