public IntegrityVerificationStorage(IntegrityVerificationInfo info, IStorage hashStorage,
IntegrityCheckLevel integrityCheckLevel, bool leaveOpen)
: base(info.Data, info.BlockSize, leaveOpen)
{
HashStorage = hashStorage;
IntegrityCheckLevel = integrityCheckLevel;
Salt = info.Salt;
Type = info.Type;
BlockValidities = new Validity[SectorCount];
}
public static void PrintIvfcHash(StringBuilder sb, int colLen, int indentSize, IvfcHeader ivfcInfo,
IntegrityStorageType type)
{
var prefix = new string(' ', indentSize);
var prefix2 = new string(' ', indentSize + 4);
if (type == IntegrityStorageType.RomFs)
{
PrintItem(sb, colLen,
$"{prefix}Master Hash{ivfcInfo.LevelHeaders[0].HashValidity.GetValidityString()}:",
ivfcInfo.MasterHash);
}
PrintItem(sb, colLen, $"{prefix}Magic:", ivfcInfo.Magic);
PrintItem(sb, colLen, $"{prefix}Version:", ivfcInfo.Version);
if (type == IntegrityStorageType.Save)
{
PrintItem(sb, colLen, $"{prefix}Salt Seed:", ivfcInfo.SaltSource);
}
var levelCount = Math.Max(ivfcInfo.NumLevels - 1, 0);
if (type == IntegrityStorageType.Save)
{
levelCount = 4;
}
var offsetLen = type == IntegrityStorageType.Save ? 16 : 12;
for (var i = 0; i < levelCount; i++)
{
var level = ivfcInfo.LevelHeaders[i];
long hashOffset = 0;
if (i != 0)
{
hashOffset = ivfcInfo.LevelHeaders[i - 1].Offset;
}
sb.AppendLine($"{prefix}Level {i}{level.HashValidity.GetValidityString()}:");
PrintItem(sb, colLen, $"{prefix2}Data Offset:", $"0x{level.Offset.ToString($"x{offsetLen}")}");
PrintItem(sb, colLen, $"{prefix2}Data Size:", $"0x{level.Size.ToString($"x{offsetLen}")}");
PrintItem(sb, colLen, $"{prefix2}Hash Offset:", $"0x{hashOffset.ToString($"x{offsetLen}")}");
PrintItem(sb, colLen, $"{prefix2}Hash BlockSize:", $"0x{1 << level.BlockSizePower:x8}");
}
}
private static IntegrityVerificationInfo[] GetIvfcInfo(IvfcHeader ivfc, IList <IStorage> levels, IntegrityStorageType type)
{
var initInfo = new IntegrityVerificationInfo[ivfc.NumLevels];
initInfo[0] = new IntegrityVerificationInfo
{
Data = levels[0],
BlockSize = 0
};
for (int i = 1; i < ivfc.NumLevels; i++)
{
initInfo[i] = new IntegrityVerificationInfo
{
Data = levels[i],
BlockSize = 1 << ivfc.LevelHeaders[i - 1].BlockSizePower,
Salt = new HMACSHA256(Encoding.ASCII.GetBytes(SaltSources[i - 1])).ComputeHash(ivfc.SaltSource),
Type = type
};
}
return(initInfo);
}
public HierarchicalIntegrityVerificationStorage(IvfcHeader header, IList <IStorage> levels,
IntegrityStorageType type, IntegrityCheckLevel integrityCheckLevel, bool leaveOpen)
: this(GetIvfcInfo(header, levels, type), integrityCheckLevel, leaveOpen)
{
}
public HierarchicalIntegrityVerificationStorage(IvfcHeader header, IStorage masterHash, IStorage data,
IntegrityStorageType type, IntegrityCheckLevel integrityCheckLevel, bool leaveOpen)
: this(header, ToStorageList(header, masterHash, data, leaveOpen), type, integrityCheckLevel, leaveOpen)
{
}
public static void PrintIvfcHashNew(StringBuilder sb, int colLen, int indentSize, NcaFsIntegrityInfoIvfc ivfcInfo, IntegrityStorageType type, Validity masterHashValidity)
{
string prefix = new string(' ', indentSize);
string prefix2 = new string(' ', indentSize + 4);
if (type == IntegrityStorageType.RomFs)
{
PrintItem(sb, colLen, $"{prefix}Master Hash{masterHashValidity.GetValidityString()}:", ivfcInfo.MasterHash.ToArray());
}
PrintItem(sb, colLen, $"{prefix}Magic:", MagicToString(ivfcInfo.Magic));
PrintItem(sb, colLen, $"{prefix}Version:", ivfcInfo.Version >> 16);
if (type == IntegrityStorageType.Save)
{
PrintItem(sb, colLen, $"{prefix}Salt Seed:", ivfcInfo.SaltSource.ToArray());
}
int levelCount = Math.Max(ivfcInfo.LevelCount - 1, 0);
if (type == IntegrityStorageType.Save)
{
levelCount = 4;
}
int offsetLen = type == IntegrityStorageType.Save ? 16 : 12;
for (int i = 0; i < levelCount; i++)
{
long hashOffset = 0;
if (i != 0)
{
hashOffset = ivfcInfo.GetLevelOffset(i - 1);
}
sb.AppendLine($"{prefix}Level {i}:");
PrintItem(sb, colLen, $"{prefix2}Data Offset:", $"0x{ivfcInfo.GetLevelOffset(i).ToString($"x{offsetLen}")}");
PrintItem(sb, colLen, $"{prefix2}Data Size:", $"0x{ivfcInfo.GetLevelSize(i).ToString($"x{offsetLen}")}");
PrintItem(sb, colLen, $"{prefix2}Hash Offset:", $"0x{hashOffset.ToString($"x{offsetLen}")}");
PrintItem(sb, colLen, $"{prefix2}Hash BlockSize:", $"0x{1 << ivfcInfo.GetLevelBlockSize(i):x8}");
}
}
