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Make SI partitions optional for Wii U discs

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Maschell 2019-04-14 13:24:35 +02:00
parent 6e9b8df971
commit 7d8bb58cc4
1 changed files with 41 additions and 39 deletions
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80
src/de/mas/wiiu/jnus/implementations/wud/parser/WUDInfoParser.java
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@ -108,50 +108,52 @@ public final class WUDInfoParser {
internalPartitions.put(partitionName, partitionOffset);
}
val siPartitionOpt = internalPartitions.entrySet().stream().filter(e -> e.getKey().startsWith("SI")).findFirst();
val siPartitionPair = siPartitionOpt.orElseThrow(() -> new ParseException("SI partition not found.", 0));
// siPartition
long siPartitionOffset = siPartitionPair.getValue();
byte[] fileTableBlock;
if (wudInfo.getTitleKey() == null) {
fileTableBlock = wudInfo.getWUDDiscReader().readEncryptedToByteArray(Settings.WIIU_DECRYPTED_AREA_OFFSET + siPartitionOffset, 0, 0x8000);
} else {
fileTableBlock = wudInfo.getWUDDiscReader().readDecryptedToByteArray(Settings.WIIU_DECRYPTED_AREA_OFFSET + siPartitionOffset, 0, 0x8000,
wudInfo.getTitleKey(), null, true);
}
if (!Arrays.equals(Arrays.copyOfRange(fileTableBlock, 0, 4), PARTITION_FILE_TABLE_SIGNATURE)) {
log.info("FST Decrpytion failed");
throw new ParseException("Failed to decrypt the FST of the SI partition.", 0);
}
FST siFST = FST.parseFST(fileTableBlock, null);
Map<String, WUDPartition> partitionsResult = new HashMap<>();
for (val dirChilden : siFST.getRoot().getDirChildren()) {
// The SI partition contains the tmd, cert and tik for every GM partition.
byte[] rawTIK = getFSTEntryAsByte(dirChilden.getFullPath() + File.separator + WUD_TICKET_FILENAME, siPartitionOffset, siFST,
wudInfo.getWUDDiscReader(), wudInfo.getTitleKey());
byte[] rawTMD = getFSTEntryAsByte(dirChilden.getFullPath() + File.separator + WUD_TMD_FILENAME, siPartitionOffset, siFST,
wudInfo.getWUDDiscReader(), wudInfo.getTitleKey());
byte[] rawCert = getFSTEntryAsByte(dirChilden.getFullPath() + File.separator + WUD_CERT_FILENAME, siPartitionOffset, siFST,
wudInfo.getWUDDiscReader(), wudInfo.getTitleKey());
val siPartitionOpt = internalPartitions.entrySet().stream().filter(e -> e.getKey().startsWith("SI")).findFirst();
if (siPartitionOpt.isPresent()) {
val siPartitionPair = siPartitionOpt.orElseThrow(() -> new ParseException("SI partition not found.", 0));
String partitionName = "GM" + Utils.ByteArrayToString(Arrays.copyOfRange(rawTIK, 0x1DC, 0x1DC + 0x08));
// siPartition
long siPartitionOffset = siPartitionPair.getValue();
val curPartitionOpt = internalPartitions.entrySet().stream().filter(e -> e.getKey().startsWith(partitionName)).findFirst();
val curPartitionPair = curPartitionOpt.orElseThrow(() -> new ParseException("partition not foud.", 0));
long curPartitionOffset = curPartitionPair.getValue();
byte[] fileTableBlock;
WUDGamePartition curPartition = new WUDGamePartition(curPartitionPair.getKey(), curPartitionOffset, rawTMD, rawCert, rawTIK);
byte[] header = wudInfo.getWUDDiscReader().readEncryptedToByteArray(curPartition.getPartitionOffset() + 0x10000, 0, 0x8000);
WUDPartitionHeader partitionHeader = WUDPartitionHeader.parseHeader(header);
curPartition.setPartitionHeader(partitionHeader);
partitionsResult.put(curPartitionPair.getKey(), curPartition);
if (wudInfo.getTitleKey() == null) {
fileTableBlock = wudInfo.getWUDDiscReader().readEncryptedToByteArray(Settings.WIIU_DECRYPTED_AREA_OFFSET + siPartitionOffset, 0, 0x8000);
} else {
fileTableBlock = wudInfo.getWUDDiscReader().readDecryptedToByteArray(Settings.WIIU_DECRYPTED_AREA_OFFSET + siPartitionOffset, 0, 0x8000,
wudInfo.getTitleKey(), null, true);
}
if (!Arrays.equals(Arrays.copyOfRange(fileTableBlock, 0, 4), PARTITION_FILE_TABLE_SIGNATURE)) {
log.info("FST Decrpytion failed");
throw new ParseException("Failed to decrypt the FST of the SI partition.", 0);
}
FST siFST = FST.parseFST(fileTableBlock, null);
for (val dirChilden : siFST.getRoot().getDirChildren()) {
// The SI partition contains the tmd, cert and tik for every GM partition.
byte[] rawTIK = getFSTEntryAsByte(dirChilden.getFullPath() + File.separator + WUD_TICKET_FILENAME, siPartitionOffset, siFST,
wudInfo.getWUDDiscReader(), wudInfo.getTitleKey());
byte[] rawTMD = getFSTEntryAsByte(dirChilden.getFullPath() + File.separator + WUD_TMD_FILENAME, siPartitionOffset, siFST,
wudInfo.getWUDDiscReader(), wudInfo.getTitleKey());
byte[] rawCert = getFSTEntryAsByte(dirChilden.getFullPath() + File.separator + WUD_CERT_FILENAME, siPartitionOffset, siFST,
wudInfo.getWUDDiscReader(), wudInfo.getTitleKey());
String partitionName = "GM" + Utils.ByteArrayToString(Arrays.copyOfRange(rawTIK, 0x1DC, 0x1DC + 0x08));
val curPartitionOpt = internalPartitions.entrySet().stream().filter(e -> e.getKey().startsWith(partitionName)).findFirst();
val curPartitionPair = curPartitionOpt.orElseThrow(() -> new ParseException("partition not foud.", 0));
long curPartitionOffset = curPartitionPair.getValue();
WUDGamePartition curPartition = new WUDGamePartition(curPartitionPair.getKey(), curPartitionOffset, rawTMD, rawCert, rawTIK);
byte[] header = wudInfo.getWUDDiscReader().readEncryptedToByteArray(curPartition.getPartitionOffset() + 0x10000, 0, 0x8000);
WUDPartitionHeader partitionHeader = WUDPartitionHeader.parseHeader(header);
curPartition.setPartitionHeader(partitionHeader);
partitionsResult.put(curPartitionPair.getKey(), curPartition);
}
}
val dataPartitions = internalPartitions.entrySet().stream().filter(e -> !e.getKey().startsWith("GM")).collect(Collectors.toList());