public void Write(LicenseDat dat)
{
Write(0x52494600); // "RIF\0";
Write(dat.Version);
Write(dat.Unknown);
Write(dat.PsnAccountId);
Write(dat.StartTime);
Write(dat.EndTime);
Write(Encoding.ASCII.GetBytes(dat.ContentId));
Write(new byte[12]);
Write((short)dat.LicenseType);
Write((short)dat.DrmType);
Write((short)dat.ContentType);
Write(dat.SkuFlag);
Write(dat.Flags);
Write(dat.Unk_5C);
Write(dat.Unk_60);
Write(dat.Unk_64);
Write(dat.Unk_Flag);
s.Position += 468;
Write(dat.DiscKey);
Write(dat.SecretIv);
Write(dat.Secret);
Write(dat.Signature);
}
public LicenseDat Read()
{
if (Int() != 0x52494600)
{
throw new Exception("License did not have expected RIF header");
}
var license = new LicenseDat()
{
Version = Short(),
Unknown = Short(),
PsnAccountId = ULong(),
StartTime = Long(),
EndTime = Long(),
ContentId = Encoding.ASCII.GetString(ReadBytes(48)).Substring(0, 36),
LicenseType = (LicenseType)Short(),
DrmType = (DrmType)Short(),
ContentType = (ContentType)Short(),
SkuFlag = Short(),
Flags = Int(),
Unk_5C = Int(),
Unk_60 = Int(),
Unk_64 = Int(),
Unk_Flag = Int(),
};
s.Position += 468;
license.DiscKey = ReadBytes(32);
license.SecretIv = ReadBytes(16);
license.Secret = ReadBytes(144);
license.Signature = ReadBytes(256);
return(license);
}