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Line 106:
Line 106: − + − + − + − uint256 ContentsChecksum; // Checksum Sha256 of the pack contents starting at next byte+ − uint32 DecryptFlags;+ − if (version >= 15)+ − uint32 HeaderMaxSize; // 0x4000 = small (16 KB), 0x100000 = big (1 MB), 0x1000000 = huge (16 MB)+ − if (version >= 9)+ − { − struct SAuthorInfo − uint32 version;+ − string Login;+ − string Nick;+ − string Zone;+ − string ExtraInfo;+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + − string ManialinkUrl; + − if (version >= 13) − string DownloadUrl; − uint64 CreationDate; − string Comment; − if (version >= 12) − string Xml;+ − string TitleID;+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + − string UsageSubDir; // to known the kind of pack it is − string CreationBuildInfo; − uint128 unused; − if (version >= 10) − { − uint32 NbIncludedPacks; − struct SIncludedPacksHeaders − { − uint256 ContentsChecksum; // Sha256 − string Name; − SAuthorInfo AuthorInfo; − string InfoManialinkUrl; − uint64 CreationDate; − string Name; − if (version >= 11) − uint32 IncludeDepth; − } IncludedPacks[]; − } − }
→Header versions 6+: Completed the NadeoPak header
}
}
===Header versions 9+===
===Header versions 6+===
byte magic[8]: "NadeoPak"
byte magic[8]; // "NadeoPak"
uint32 version (9 or higher)
uint32 version;
if (version >= 6)
if (version >= 6)
{
{
uint256 ContentsChecksum; // Checksum Sha256 of the pack contents starting at next byte
uint32 DecryptFlags; // 0x1 = IsHeaderPrivate, 0x2 = IsCrypted(?), 0x4 = IsDataPrivate, 0x8 = IsImpostor
if (version >= 15)
uint32 HeaderMaxSize; // 0x4000 = Small (16 KB), 0x100000 = Big (1 MB), 0x1000000 = Huge (16 MB)
if (version >= 7)
{
{
SAuthorInfo AuthorInfo; // version = 0, string login, string nick, string zone, string extra
if (version < 9)
{
string Comment;
uint128 unused;
}
if (version == 8)
{
string CreationBuildInfo;
string AuthorUrl;
}
if (version >= 9)
{
string ManialinkUrl;
if (version >= 13)
string DownloadUrl;
uint64 CreationDate;
string Comment;
if (version >= 12)
{
string Xml;
string TitleID;
}
string UsageSubDir; // to known the kind of pack it is
string CreationBuildInfo;
uint128 unused;
if (version >= 10)
{
uint32 NbIncludedPacks;
struct SIncludedPacksHeaders
{
uint256 ContentsChecksum; // Sha256
string Name;
SAuthorInfo AuthorInfo;
string InfoManialinkUrl;
uint64 CreationDate;
string Name;
if (version >= 11)
uint32 IncludeDepth;
} IncludedPacks[];
}
}
}
}
Blowfish encrypted: // Unencrypted, if DecryptFlags & 0x3 == 0
{
{
uint128 Checksum;
uint32 GbxHeadersStart;
if version < 15:
uint32 DataStart;
if version >= 2:
{
uint32 GbxHeadersSize;
uint32 GbxHeadersComprSize;
}
if version >= 14:
uint128 unused;
if version >= 16:
uint32 FileSize;
if version >= 3:
uint128 unused;
if version == 6:
SAuthorInfo;
uint32 Flags;
uint32 NumFolders;
FolderDesc Folders[NumFolders]
{
int32 FolderIndexParent;
string FolderName;
}
uint32 NumFiles;
FileDesc Files[NumFiles]
{
int32 FolderIndex;
string FileName;
uint32 unknown;
uint32 UncompressedSize;
uint32 CompressedSize;
uint32 Offset;
uint32 ClassID;
if version >= 17:
uint32 Size;
if version >= 14:
uint128 Checksum;
uint64 Flags;
}
}
}
}
}