media_auditor::summary media_auditor::audit_media(const char *validation)
{
// start fresh
m_record_list.reset();
// store validation for later
m_validation = validation;
// temporary hack until romload is update: get the driver path and support it for
// all searches
const char *driverpath = m_enumerator.config().devicelist().find("root")->searchpath();
// iterate over ROM sources and regions
int found = 0;
int required = 0;
int sharedFound = 0;
int sharedRequired = 0;
for (const rom_source *source = rom_first_source(m_enumerator.config()); source != NULL; source = rom_next_source(*source))
{
// determine the search path for this source and iterate through the regions
m_searchpath = source->searchpath();
// also determine if this is the driver's specific ROMs or not
bool source_is_gamedrv = (dynamic_cast<const driver_device *>(source) != NULL);
// now iterate over regions and ROMs within
for (const rom_entry *region = rom_first_region(*source); region != NULL; region = rom_next_region(region))
{
// temporary hack: add the driver path & region name
astring combinedpath(source->searchpath(), ";", driverpath);
if(ROMREGION_ISLOADBYNAME(region))
{
combinedpath=combinedpath.cat(";");
combinedpath=combinedpath.cat(ROMREGION_GETTAG(region));
}
m_searchpath = combinedpath;
for (const rom_entry *rom = rom_first_file(region); rom; rom = rom_next_file(rom))
{
hash_collection hashes(ROM_GETHASHDATA(rom));
bool shared = also_used_by_parent(hashes) >= 0;
// if a dump exists, then at least one entry is required
if (!hashes.flag(hash_collection::FLAG_NO_DUMP))
{
required++;
if (shared)
{
sharedRequired++;
}
}
// audit a file
audit_record *record = NULL;
if (ROMREGION_ISROMDATA(region))
record = audit_one_rom(rom);
// audit a disk
else if (ROMREGION_ISDISKDATA(region))
record = audit_one_disk(rom);
// skip if no record
if (record == NULL)
continue;
// if we got a record back,
if (record->status() != audit_record::STATUS_NOT_FOUND && source_is_gamedrv)
{
found++;
if (shared)
{
sharedFound++;
}
}
}
}
}
// if we found nothing unique to this set & the set needs roms that aren't in the parent or the parent isn't found either, then we don't have the set at all
if (found == sharedFound && required > 0 && (required != sharedRequired || sharedFound == 0))
m_record_list.reset();
// return a summary
return summarize();
}
int audit_images(core_options *options, const game_driver *gamedrv, UINT32 validation, audit_record **audit)
{
machine_config *config = global_alloc(machine_config(gamedrv->machine_config));
const rom_entry *region, *rom;
const rom_source *source;
audit_record *record;
int anyfound = FALSE;
int anyrequired = FALSE;
int allshared = TRUE;
int records;
/* determine the number of records we will generate */
records = 0;
for (source = rom_first_source(gamedrv, config); source != NULL; source = rom_next_source(gamedrv, config, source))
{
int source_is_gamedrv = rom_source_is_gamedrv(gamedrv, source);
for (region = rom_first_region(gamedrv, source); region != NULL; region = rom_next_region(region))
for (rom = rom_first_file(region); rom != NULL; rom = rom_next_file(rom))
if (ROMREGION_ISROMDATA(region) || ROMREGION_ISDISKDATA(region))
{
if (source_is_gamedrv && !ROM_ISOPTIONAL(rom) && !ROM_NOGOODDUMP(rom))
{
anyrequired = TRUE;
if (allshared && !rom_used_by_parent(gamedrv, rom, NULL))
allshared = FALSE;
}
records++;
}
}
if (records > 0)
{
/* allocate memory for the records */
*audit = global_alloc_array_clear(audit_record, records);
record = *audit;
/* iterate over ROM sources and regions */
for (source = rom_first_source(gamedrv, config); source != NULL; source = rom_next_source(gamedrv, config, source))
{
int source_is_gamedrv = rom_source_is_gamedrv(gamedrv, source);
for (region = rom_first_region(gamedrv, source); region != NULL; region = rom_next_region(region))
{
const char *regiontag = ROMREGION_ISLOADBYNAME(region) ? ROM_GETNAME(region) : NULL;
for (rom = rom_first_file(region); rom; rom = rom_next_file(rom))
{
/* audit a file */
if (ROMREGION_ISROMDATA(region))
{
audit_one_rom(options, rom, regiontag, gamedrv, validation, record);
}
/* audit a disk */
else if (ROMREGION_ISDISKDATA(region))
{
audit_one_disk(options, rom, gamedrv, validation, record);
}
else
{
continue;
}
if (source_is_gamedrv && record->status != AUDIT_STATUS_NOT_FOUND && (allshared || !rom_used_by_parent(gamedrv, rom, NULL)))
anyfound = TRUE;
record++;
}
}
}
}
/* if we found nothing, we don't have the set at all */
if (!anyfound && anyrequired)
{
global_free(*audit);
*audit = NULL;
records = 0;
}
global_free(config);
return records;
}
