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imsupermanyay wants to merge 2 commits into from
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2.25: trg version 14 + cmf for 154088 #39

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a862393
tank: support trg version 14
imsupermanyay Oct 9, 2026
5489e97
[pro] cmf for 154088
imsupermanyay Oct 9, 2026
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72 changes: 72 additions & 0 deletions TACTLib/Core/Product/Tank/CMF/ProCMF_154088.cs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,72 @@
using static TACTLib.Core.Product.Tank.ManifestCryptoHandler;
using static TACTLib.Core.Product.Tank.ContentManifestFile;

namespace TACTLib.Core.Product.Tank.CMF
{
[ManifestCrypto(AutoDetectVersion = true, Product = TACTProduct.Overwatch)]
public class ProCMF_154088 : ICMFEncryptionProc
{
public byte[] Key(CMFHeader header, int length)
{
byte[] buffer = new byte[length];
uint kidx, okidx;
kidx = okidx = (uint)(length * header.m_buildVersion);
for (uint i = 0; i != length; ++i)
{
buffer[i] = Keytable[SignedMod(kidx, 512)];
kidx += (header.m_buildVersion * (uint)header.m_dataCount) % 7;
}
return buffer;
}

public byte[] IV(CMFHeader header, byte[] digest, int length)
{
byte[] buffer = new byte[length];
uint kidx, okidx;
kidx = okidx = Keytable[(digest[7] * Keytable[0]) & 511];
for (int i = 0; i != length; ++i)
{
buffer[i] = Keytable[SignedMod(kidx, 512)];
kidx += 3;
buffer[i] ^= digest[SignedMod(kidx - i, SHA1_DIGESTSIZE)];
}
return buffer;
}

private static readonly byte[] Keytable =
{
0xBC, 0x63, 0x89, 0x14, 0x11, 0x19, 0x93, 0x89, 0x51, 0xFB, 0x72, 0xCB, 0x04, 0x5C, 0x49, 0xA3,
0x96, 0x7C, 0x68, 0xCB, 0x5C, 0x7D, 0xB6, 0xE1, 0x8E, 0xC9, 0x02, 0x62, 0x1C, 0x96, 0x02, 0xDA,
0xFE, 0xBE, 0x3D, 0xDF, 0xBA, 0x2F, 0x6E, 0xB9, 0x2E, 0x11, 0xCD, 0xC3, 0x2D, 0xC6, 0x94, 0x91,
0x98, 0x75, 0x8B, 0x3D, 0x71, 0xC0, 0x55, 0xA0, 0xA3, 0x10, 0xE4, 0xE3, 0xC6, 0x61, 0x16, 0x2E,
0xD4, 0x9A, 0x8C, 0xA9, 0x78, 0x6D, 0xAF, 0xF7, 0x7F, 0x5C, 0x12, 0x65, 0x1D, 0x26, 0xCD, 0xFA,
0x90, 0x76, 0x69, 0x12, 0x51, 0x86, 0x63, 0x8A, 0xC0, 0x43, 0xCF, 0xF6, 0xC2, 0xF0, 0xC5, 0x62,
0x8A, 0x69, 0x2E, 0xAA, 0x78, 0x04, 0x5A, 0xB5, 0x65, 0x94, 0xC3, 0x4D, 0x4A, 0x60, 0x1C, 0x03,
0x26, 0x6C, 0xC4, 0xAC, 0xEE, 0x0D, 0xE2, 0xED, 0xD0, 0xF1, 0x99, 0x74, 0x06, 0xD2, 0x1C, 0xC4,
0x21, 0xE8, 0x66, 0xFC, 0x7B, 0xF4, 0x67, 0xEA, 0x92, 0xF2, 0x33, 0xF6, 0xE9, 0x21, 0x80, 0xC1,
0x0E, 0x9E, 0x1B, 0xAE, 0xAF, 0xB1, 0xBA, 0xA4, 0xBC, 0xB1, 0x7F, 0x96, 0x85, 0xA5, 0x7E, 0xBB,
0x4D, 0xC5, 0x06, 0x1B, 0xA9, 0xE1, 0xE2, 0xEB, 0xAF, 0x67, 0xDA, 0xE5, 0xF5, 0x3A, 0xD2, 0x8D,
0x90, 0x0E, 0x11, 0xC1, 0x68, 0xB4, 0xEC, 0x06, 0x80, 0xCE, 0x94, 0x63, 0xBB, 0x24, 0xB8, 0xE9,
0x6B, 0x9E, 0x07, 0x2D, 0x3A, 0xF1, 0xDD, 0x2D, 0x28, 0x44, 0x6C, 0xA1, 0x6D, 0xFE, 0x9D, 0xC1,
0x69, 0xE3, 0x0E, 0xBC, 0xFE, 0x1F, 0xF5, 0x16, 0x41, 0x8A, 0x5B, 0x86, 0x92, 0x67, 0x25, 0xE2,
0x0A, 0x0E, 0x56, 0xC5, 0xB6, 0x2A, 0x34, 0xEF, 0xF0, 0x11, 0xFD, 0xD3, 0x3F, 0x16, 0x87, 0x18,
0x94, 0x5D, 0x4E, 0x8C, 0x2F, 0x87, 0x2B, 0x16, 0x5C, 0x88, 0xE4, 0x60, 0x59, 0x33, 0x39, 0x29,
0x70, 0x11, 0xB9, 0x3E, 0x89, 0xE6, 0x14, 0xF2, 0x1D, 0x20, 0xE6, 0xA3, 0xD2, 0x50, 0x5F, 0x76,
0x2E, 0x85, 0x5A, 0x18, 0x41, 0xF6, 0x99, 0xA3, 0x0D, 0x29, 0x68, 0x6B, 0xAA, 0x1C, 0x78, 0xA8,
0xCB, 0xB3, 0x26, 0x10, 0x5A, 0x38, 0x5F, 0x56, 0xB4, 0x5A, 0xE6, 0xF9, 0x8D, 0x97, 0xDB, 0x84,
0x71, 0xDD, 0x9C, 0xA4, 0xF7, 0xEF, 0x01, 0x29, 0x4D, 0x98, 0xAB, 0x7C, 0xE6, 0x08, 0xCE, 0x32,
0x5C, 0xDD, 0x4D, 0x31, 0x8F, 0x49, 0x71, 0x52, 0x3F, 0x8D, 0x88, 0x38, 0x44, 0x3C, 0x17, 0x01,
0x6A, 0x01, 0x77, 0xFC, 0x0E, 0xEB, 0x68, 0xD3, 0x85, 0x6C, 0x87, 0x1D, 0xED, 0x3C, 0x65, 0x38,
0x9A, 0x10, 0xD7, 0xA6, 0x9C, 0x89, 0x34, 0x70, 0x3C, 0x29, 0x2E, 0xBD, 0xB0, 0xBC, 0x4F, 0xB5,
0xE9, 0xA2, 0x5B, 0x51, 0xE7, 0xA8, 0xCB, 0x02, 0xEC, 0xAA, 0xB9, 0x8C, 0x94, 0x14, 0x8B, 0x0B,
0xEB, 0xC1, 0x6B, 0x81, 0xA0, 0x54, 0x93, 0x6A, 0xCB, 0x00, 0x2B, 0x9C, 0xB7, 0xC7, 0x5F, 0x50,
0x74, 0x45, 0xFE, 0x3C, 0x97, 0xD4, 0x43, 0x8E, 0xA1, 0xFD, 0x08, 0xA4, 0x8B, 0x63, 0x80, 0x0F,
0x69, 0xB6, 0x67, 0x78, 0x94, 0x98, 0xE1, 0x32, 0xED, 0x2F, 0x87, 0x1A, 0x62, 0xF9, 0x4D, 0x99,
0xB2, 0x9F, 0xEB, 0x37, 0xD9, 0x9C, 0x13, 0x3E, 0xD7, 0xD7, 0x0D, 0x35, 0x5D, 0x61, 0xD2, 0x4C,
0x8D, 0x30, 0xD1, 0x7F, 0xC4, 0xCC, 0x5D, 0x24, 0xEA, 0x70, 0x2E, 0x43, 0xB5, 0x1A, 0x51, 0x77,
0x95, 0x28, 0x0C, 0x3F, 0xFA, 0x07, 0xF3, 0x9A, 0xC9, 0x05, 0x71, 0xB1, 0x51, 0x85, 0xC9, 0xA3,
0x64, 0xA4, 0x99, 0x0C, 0xFF, 0xFD, 0xBE, 0xBC, 0x53, 0xF5, 0x95, 0x80, 0x77, 0x37, 0xAD, 0xCA,
0xEB, 0x16, 0x59, 0x74, 0xE1, 0x42, 0xA7, 0xC0, 0x9F, 0x27, 0xF6, 0xA3, 0x4F, 0x22, 0x8E, 0x69
};
}
}
7 changes: 4 additions & 3 deletions TACTLib/Core/Product/Tank/ResourceGraph.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -284,7 +284,8 @@ private static bool TryReadHeader(Stream stream, Func<Stream, TRGHeader> readHea
stream.Position = 0;
header = readHeader(stream);

var magic = header.m_footerMagic >> 8;
// encrypted magic is byte-swapped, so the version byte is at the bottom instead of the top
var magic = header.IsEncrypted() ? header.m_footerMagic >> 8 : header.m_footerMagic & 0xFFFFFF;
if (magic != TRGHeader.ENCRYPTED_MAGIC && magic != TRGHeader.UNENCRYPTED_MAGIC)
{
// footer magic isn't in the right place, we can't check the version
Expand Down Expand Up @@ -334,8 +335,8 @@ public ResourceGraph(ClientHandler client, Stream stream, string name) {
m_header = ReadHeader(stream);

var version = m_header.GetVersion();
if (version is < 5 or > 13) {
throw new UnsupportedBuildVersionException($"unable to parse TRG. invalid version {version}, expected 5, 6, 7, 8, 9, 10, 11, 12 or 13");
if (version is < 5 or > 14) {
throw new UnsupportedBuildVersionException($"unable to parse TRG. invalid version {version}, expected 5, 6, 7, 8, 9, 10, 11, 12, 13 or 14");
}

// version 7: type bundle index added
Expand Down
72 changes: 72 additions & 0 deletions TACTLib/Core/Product/Tank/TRG/ProTRG_154088.cs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,72 @@
using static TACTLib.Core.Product.Tank.ManifestCryptoHandler;
using static TACTLib.Core.Product.Tank.ResourceGraph;

namespace TACTLib.Core.Product.Tank.TRG
{
[ManifestCrypto(AutoDetectVersion = true, Product = TACTProduct.Overwatch)]
public class ProTRG_154088 : ITRGEncryptionProc
{
public byte[] Key(TRGHeader header, int length)
{
byte[] buffer = new byte[length];
uint kidx, okidx;
kidx = okidx = (uint)(length * header.m_buildVersion);
for (uint i = 0; i != length; ++i)
{
buffer[i] = Keytable[SignedMod(kidx, 512)];
kidx += (header.m_buildVersion * (uint)header.m_skinCount) % 7;
}
return buffer;
}

public byte[] IV(TRGHeader header, byte[] digest, int length)
{
byte[] buffer = new byte[length];
uint kidx, okidx;
kidx = okidx = Keytable[(digest[3] * Keytable[111]) & 511];
for (int i = 0; i != length; ++i)
{
buffer[i] = Keytable[SignedMod(kidx, 512)];
kidx += 3;
buffer[i] ^= digest[SignedMod(kidx - i, SHA1_DIGESTSIZE)];
}
return buffer;
}

private static readonly byte[] Keytable =
{
0xBC, 0x63, 0x89, 0x14, 0x11, 0x19, 0x93, 0x89, 0x51, 0xFB, 0x72, 0xCB, 0x04, 0x5C, 0x49, 0xA3,
0x96, 0x7C, 0x68, 0xCB, 0x5C, 0x7D, 0xB6, 0xE1, 0x8E, 0xC9, 0x02, 0x62, 0x1C, 0x96, 0x02, 0xDA,
0xFE, 0xBE, 0x3D, 0xDF, 0xBA, 0x2F, 0x6E, 0xB9, 0x2E, 0x11, 0xCD, 0xC3, 0x2D, 0xC6, 0x94, 0x91,
0x98, 0x75, 0x8B, 0x3D, 0x71, 0xC0, 0x55, 0xA0, 0xA3, 0x10, 0xE4, 0xE3, 0xC6, 0x61, 0x16, 0x2E,
0xD4, 0x9A, 0x8C, 0xA9, 0x78, 0x6D, 0xAF, 0xF7, 0x7F, 0x5C, 0x12, 0x65, 0x1D, 0x26, 0xCD, 0xFA,
0x90, 0x76, 0x69, 0x12, 0x51, 0x86, 0x63, 0x8A, 0xC0, 0x43, 0xCF, 0xF6, 0xC2, 0xF0, 0xC5, 0x62,
0x8A, 0x69, 0x2E, 0xAA, 0x78, 0x04, 0x5A, 0xB5, 0x65, 0x94, 0xC3, 0x4D, 0x4A, 0x60, 0x1C, 0x03,
0x26, 0x6C, 0xC4, 0xAC, 0xEE, 0x0D, 0xE2, 0xED, 0xD0, 0xF1, 0x99, 0x74, 0x06, 0xD2, 0x1C, 0xC4,
0x21, 0xE8, 0x66, 0xFC, 0x7B, 0xF4, 0x67, 0xEA, 0x92, 0xF2, 0x33, 0xF6, 0xE9, 0x21, 0x80, 0xC1,
0x0E, 0x9E, 0x1B, 0xAE, 0xAF, 0xB1, 0xBA, 0xA4, 0xBC, 0xB1, 0x7F, 0x96, 0x85, 0xA5, 0x7E, 0xBB,
0x4D, 0xC5, 0x06, 0x1B, 0xA9, 0xE1, 0xE2, 0xEB, 0xAF, 0x67, 0xDA, 0xE5, 0xF5, 0x3A, 0xD2, 0x8D,
0x90, 0x0E, 0x11, 0xC1, 0x68, 0xB4, 0xEC, 0x06, 0x80, 0xCE, 0x94, 0x63, 0xBB, 0x24, 0xB8, 0xE9,
0x6B, 0x9E, 0x07, 0x2D, 0x3A, 0xF1, 0xDD, 0x2D, 0x28, 0x44, 0x6C, 0xA1, 0x6D, 0xFE, 0x9D, 0xC1,
0x69, 0xE3, 0x0E, 0xBC, 0xFE, 0x1F, 0xF5, 0x16, 0x41, 0x8A, 0x5B, 0x86, 0x92, 0x67, 0x25, 0xE2,
0x0A, 0x0E, 0x56, 0xC5, 0xB6, 0x2A, 0x34, 0xEF, 0xF0, 0x11, 0xFD, 0xD3, 0x3F, 0x16, 0x87, 0x18,
0x94, 0x5D, 0x4E, 0x8C, 0x2F, 0x87, 0x2B, 0x16, 0x5C, 0x88, 0xE4, 0x60, 0x59, 0x33, 0x39, 0x29,
0x70, 0x11, 0xB9, 0x3E, 0x89, 0xE6, 0x14, 0xF2, 0x1D, 0x20, 0xE6, 0xA3, 0xD2, 0x50, 0x5F, 0x76,
0x2E, 0x85, 0x5A, 0x18, 0x41, 0xF6, 0x99, 0xA3, 0x0D, 0x29, 0x68, 0x6B, 0xAA, 0x1C, 0x78, 0xA8,
0xCB, 0xB3, 0x26, 0x10, 0x5A, 0x38, 0x5F, 0x56, 0xB4, 0x5A, 0xE6, 0xF9, 0x8D, 0x97, 0xDB, 0x84,
0x71, 0xDD, 0x9C, 0xA4, 0xF7, 0xEF, 0x01, 0x29, 0x4D, 0x98, 0xAB, 0x7C, 0xE6, 0x08, 0xCE, 0x32,
0x5C, 0xDD, 0x4D, 0x31, 0x8F, 0x49, 0x71, 0x52, 0x3F, 0x8D, 0x88, 0x38, 0x44, 0x3C, 0x17, 0x01,
0x6A, 0x01, 0x77, 0xFC, 0x0E, 0xEB, 0x68, 0xD3, 0x85, 0x6C, 0x87, 0x1D, 0xED, 0x3C, 0x65, 0x38,
0x9A, 0x10, 0xD7, 0xA6, 0x9C, 0x89, 0x34, 0x70, 0x3C, 0x29, 0x2E, 0xBD, 0xB0, 0xBC, 0x4F, 0xB5,
0xE9, 0xA2, 0x5B, 0x51, 0xE7, 0xA8, 0xCB, 0x02, 0xEC, 0xAA, 0xB9, 0x8C, 0x94, 0x14, 0x8B, 0x0B,
0xEB, 0xC1, 0x6B, 0x81, 0xA0, 0x54, 0x93, 0x6A, 0xCB, 0x00, 0x2B, 0x9C, 0xB7, 0xC7, 0x5F, 0x50,
0x74, 0x45, 0xFE, 0x3C, 0x97, 0xD4, 0x43, 0x8E, 0xA1, 0xFD, 0x08, 0xA4, 0x8B, 0x63, 0x80, 0x0F,
0x69, 0xB6, 0x67, 0x78, 0x94, 0x98, 0xE1, 0x32, 0xED, 0x2F, 0x87, 0x1A, 0x62, 0xF9, 0x4D, 0x99,
0xB2, 0x9F, 0xEB, 0x37, 0xD9, 0x9C, 0x13, 0x3E, 0xD7, 0xD7, 0x0D, 0x35, 0x5D, 0x61, 0xD2, 0x4C,
0x8D, 0x30, 0xD1, 0x7F, 0xC4, 0xCC, 0x5D, 0x24, 0xEA, 0x70, 0x2E, 0x43, 0xB5, 0x1A, 0x51, 0x77,
0x95, 0x28, 0x0C, 0x3F, 0xFA, 0x07, 0xF3, 0x9A, 0xC9, 0x05, 0x71, 0xB1, 0x51, 0x85, 0xC9, 0xA3,
0x64, 0xA4, 0x99, 0x0C, 0xFF, 0xFD, 0xBE, 0xBC, 0x53, 0xF5, 0x95, 0x80, 0x77, 0x37, 0xAD, 0xCA,
0xEB, 0x16, 0x59, 0x74, 0xE1, 0x42, 0xA7, 0xC0, 0x9F, 0x27, 0xF6, 0xA3, 0x4F, 0x22, 0x8E, 0x69
};
}
}