#include "STDInclude.hpp" namespace Components { FastFiles::Key FastFiles::CurrentKey; symmetric_CTR FastFiles::CurrentCTR; std::vector FastFiles::ZonePaths; unsigned char FastFiles::ZoneKey[1191] = { 0x30,0x82,0x04,0xA3,0x02,0x01,0x00,0x02,0x82,0x01,0x01, 0x00,0xBD,0x7E,0xD6,0xE2,0xE9,0x1C,0xB1,0x08,0x68,0xA2, 0xEC,0xC2,0x47,0xCB,0x60,0x00,0x0F,0xF5,0x6B,0x75,0x32, 0xA3,0xE4,0xEB,0x85,0x2F,0x23,0x97,0x6E,0x13,0x33,0xBC, 0xA3,0xBB,0x61,0x88,0xDE,0xB8,0xA8,0x33,0xD6,0xB8,0xA3, 0xDB,0x48,0x09,0xE8,0x7D,0x0A,0x43,0xBF,0xDB,0x52,0x32, 0x5C,0x8B,0x0A,0x46,0x01,0x95,0x81,0x97,0x40,0x46,0x28, 0x73,0x96,0x88,0x7C,0x9A,0x08,0x94,0x62,0xDC,0x10,0xF1, 0xE7,0x2B,0xF8,0xDE,0x21,0xA2,0xD1,0x39,0x45,0x1A,0xD2, 0x41,0x45,0xC1,0xEE,0x01,0xFF,0xD6,0x33,0x7F,0xB4,0x64, 0x41,0x87,0xE6,0x71,0xB7,0x0D,0xE8,0xCF,0xF4,0xCB,0x28, 0x3C,0xA6,0x92,0x3A,0x69,0x95,0x93,0xBE,0x72,0xA4,0x86, 0x76,0xF6,0x99,0x7E,0xD8,0xB0,0x63,0x1E,0xC7,0x67,0x8B, 0xF7,0xF6,0x6B,0x46,0xF1,0xA1,0x7C,0x26,0x15,0x0E,0xF9, 0xA6,0x3F,0x67,0x54,0x16,0x5C,0xD6,0xAE,0xDE,0x12,0xF8, 0x30,0x9F,0x5D,0xF2,0xF7,0xAF,0x20,0xAE,0x69,0x06,0x28, 0x80,0xA9,0xD5,0x94,0x74,0x3D,0xDB,0x5A,0x77,0x87,0xAE, 0x1D,0x34,0x20,0xF9,0x8F,0x23,0x21,0xCE,0x86,0xB6,0xBF, 0x8E,0xF3,0xEC,0x4A,0xDF,0xBE,0x12,0x51,0x85,0x4F,0x48, 0x52,0x2E,0x8A,0x88,0xC6,0x6C,0xD2,0xCD,0x19,0xCF,0xDF, 0x0A,0x9B,0xB5,0x0B,0x36,0x6D,0x28,0x36,0x57,0xC3,0x84, 0xDD,0xC2,0xA1,0x1B,0x7A,0xE8,0xE9,0x1F,0xE4,0xC8,0x8E, 0x8A,0x5A,0x49,0x0F,0xDB,0x8D,0x60,0x48,0xAD,0x81,0x2C, 0xE8,0x44,0x42,0x57,0xFA,0x7C,0x18,0xAC,0xEF,0x30,0xC9, 0xC6,0xA0,0x4D,0xFD,0x02,0x03,0x01,0x00,0x01,0x02,0x82, 0x01,0x00,0x1C,0x18,0x93,0x59,0xDF,0x80,0x5E,0x8B,0x45, 0xA0,0x6A,0x84,0x3F,0xCA,0xDA,0xB8,0x07,0xA5,0xB6,0xC2, 0x10,0xB9,0x16,0x37,0x09,0x6F,0x3C,0xD2,0xB6,0x02,0x68, 0xD8,0x5E,0x5A,0x69,0x12,0xB7,0x1B,0x1F,0xED,0x57,0xB7, 0xD6,0xAB,0xAB,0x99,0xB4,0x7B,0xDD,0xAA,0xBF,0xE6,0x8F, 0xE0,0x61,0xB2,0x47,0xDA,0xAB,0x5F,0x74,0x70,0x6D,0x9A, 0x39,0x63,0x31,0xFD,0x98,0xA3,0xEA,0x03,0xBE,0x48,0xAC, 0xC6,0x81,0x25,0x16,0xE8,0x30,0x8A,0x88,0x84,0xFA,0x47, 0x08,0xC7,0x9E,0xC5,0x2B,0x39,0xE6,0xA9,0xE6,0xC6,0xD7, 0x83,0x49,0xE8,0x11,0x75,0xE8,0xD3,0x4A,0x22,0x93,0x44, 0x0F,0xFA,0x36,0x24,0x56,0x3E,0xD3,0x6B,0xAD,0x80,0x27, 0xFE,0xBB,0xE2,0xC2,0x4D,0x79,0x69,0x65,0xB8,0xA7,0xFB, 0x42,0x9B,0xE9,0x41,0x98,0x60,0xB9,0xEB,0xD8,0xB2,0x25, 0xAD,0xF1,0xDC,0x0B,0x04,0x9F,0x0F,0xD0,0x96,0x9E,0x1D, 0x7A,0x73,0xC5,0xE0,0x7A,0x5C,0xF9,0xF8,0x0F,0xCB,0xA1, 0xFE,0xE8,0x94,0x84,0x6D,0xB4,0x2B,0xFD,0x64,0xC2,0xAF, 0xD3,0x48,0x35,0xDF,0xCB,0x2D,0xD8,0x2E,0xE8,0x35,0x33, 0x6E,0xBD,0xE1,0xD5,0x90,0xFC,0x67,0x9B,0xFF,0x9F,0xA0, 0x54,0x02,0xDB,0xFB,0xCC,0xA8,0x9E,0x1C,0x35,0x88,0x10, 0x43,0x2B,0xA5,0xCF,0x78,0x4F,0xF0,0xC6,0x74,0x4D,0x47, 0xA4,0x9B,0x22,0x89,0x56,0xF0,0x6A,0xEA,0xFA,0x6B,0xDD, 0xDA,0xB1,0x2F,0x55,0x6A,0x5C,0xEF,0xF6,0x31,0xB0,0x87, 0xAC,0xBE,0xCB,0xAC,0x8D,0xA6,0xC2,0x79,0x75,0x20,0xE0, 0x61,0x49,0x69,0xA3,0xA1,0x02,0x81,0x81,0x00,0xC9,0x70, 0xB5,0x6E,0xA6,0x4A,0x49,0xF1,0xA9,0xC7,0xEA,0x6E,0xCF, 0x23,0xB0,0x29,0x93,0x80,0x2A,0xA9,0x4E,0x29,0x5C,0x3B, 0xE5,0x9C,0xA5,0x84,0x0C,0x1B,0x9D,0xD4,0xDC,0xA4,0x63, 0xCD,0xDD,0x70,0x9B,0xBE,0x8F,0x29,0xB3,0x1E,0x06,0x46, 0xD1,0xE6,0xEC,0xE7,0xB0,0x55,0x44,0xA5,0x24,0x56,0x5F, 0x28,0x58,0x32,0xCF,0xDC,0x1F,0x74,0x9A,0xB6,0x78,0x83, 0x08,0x95,0x3D,0x15,0x54,0x23,0x8B,0x15,0x0D,0x9B,0x34, 0x2B,0x55,0xFE,0x4F,0x26,0x7E,0x59,0x62,0xE8,0x31,0xC1, 0x8A,0x6E,0xCB,0xB8,0xFA,0xBD,0x39,0xAF,0x9A,0x9E,0xF8, 0x7B,0x3F,0x0E,0x0A,0x22,0x40,0xD6,0x28,0xA4,0xF5,0x4E, 0x82,0x45,0xDE,0x81,0xC5,0x7F,0x90,0x44,0x01,0x5F,0x93, 0xCD,0x95,0x16,0x3D,0xE9,0x02,0x81,0x81,0x00,0xF0,0xD1, 0xE9,0x8D,0xA9,0xDF,0xFA,0x1E,0xA6,0xFE,0x10,0x3B,0x68, 0x7C,0x0E,0x52,0xD2,0x19,0x0C,0xA5,0xEB,0xFD,0xB4,0x1A, 0xDF,0x03,0x5B,0x3E,0x82,0x5D,0x99,0x9B,0x71,0x23,0xFB, 0xFE,0x69,0xB3,0x2D,0xEB,0xE7,0x67,0xBC,0x9E,0xF9,0x05, 0xE6,0x4D,0x2B,0x1C,0xE9,0x12,0xFF,0xF3,0xD0,0xC8,0x42, 0x9F,0x00,0xFE,0x82,0xC3,0x7A,0xB1,0x4F,0x94,0xA1,0xAD, 0x90,0xE0,0xA4,0x3F,0x78,0x55,0x5A,0x54,0x59,0x4A,0xF9, 0xEF,0x17,0x40,0xD1,0x09,0xA5,0x0D,0xAC,0xAB,0x8C,0xF0, 0xFD,0x05,0x6B,0x9A,0xEC,0x3D,0x98,0x95,0x5A,0x33,0xA7, 0x47,0x16,0xA8,0x9F,0xBA,0xD3,0xBE,0xCD,0x28,0xEE,0x17, 0x64,0x40,0xBF,0xEC,0x88,0xCD,0x97,0x1F,0xBD,0x3A,0xE6, 0x16,0xFE,0x0F,0xDE,0xF5,0x02,0x81,0x81,0x00,0xBF,0x7C, 0xD7,0xCB,0xAE,0x61,0xF2,0x36,0xBA,0xD9,0x62,0xBE,0x21, 0x44,0x60,0xA2,0xB5,0x27,0x61,0xE6,0x7D,0x79,0x8D,0xC7, 0x16,0x77,0x39,0x53,0xF4,0x1A,0x90,0x87,0x97,0x92,0xE1, 0x99,0x01,0xC6,0x99,0x16,0xA5,0x8A,0xD3,0x4D,0x58,0x54, 0x1C,0x16,0xB3,0xDF,0x6E,0xDD,0x2F,0x9A,0xF8,0x96,0xEE, 0x70,0x30,0x9F,0x64,0xBE,0x70,0x5C,0x6C,0xF1,0xC6,0x4F, 0x71,0x6A,0x44,0x9D,0xB0,0xD4,0xF4,0xD2,0x77,0x93,0xB1, 0x1C,0xFC,0xEA,0xF9,0x9C,0xB3,0x01,0x0F,0xA7,0x80,0x1C, 0xE6,0x16,0x7A,0xAC,0x86,0x16,0x38,0xEE,0xF8,0x41,0xE4, 0x1D,0x6C,0x8C,0x51,0x0F,0xCC,0xA8,0x88,0x0C,0x7F,0x70, 0x39,0x20,0x67,0xEA,0xDE,0xAE,0x6B,0x9A,0x69,0xDF,0xCC, 0x65,0xE2,0x32,0x39,0x79,0x02,0x81,0x80,0x01,0xDE,0xCF, 0x7E,0x8F,0x2C,0x33,0x28,0x1B,0xC9,0xEB,0x5C,0x5A,0xC2, 0x63,0xE6,0x16,0xC5,0xA5,0x08,0x80,0xDD,0xB6,0x91,0x62, 0xDC,0x06,0xD0,0x64,0x78,0xCF,0xA1,0x9A,0x6E,0x5A,0x1D, 0xAE,0xBA,0x7A,0x87,0xD3,0x83,0x45,0xBE,0xC2,0x56,0x5E, 0x64,0x89,0x0A,0x2F,0x71,0x3B,0x55,0xAC,0x70,0x71,0xBC, 0x04,0x68,0xF5,0xA1,0x09,0x09,0xE9,0x81,0x51,0x04,0x25, 0x14,0xE9,0x91,0xA8,0xA0,0x99,0x14,0x00,0xA1,0x89,0x71, 0x66,0xEF,0xD4,0xEF,0xCB,0x3D,0x60,0xF2,0xF0,0x24,0x4B, 0x02,0xC8,0xC4,0x2A,0x43,0x8C,0x34,0xD4,0xBF,0x83,0xF4, 0x14,0x63,0xF8,0xE1,0x9D,0x95,0x64,0xC8,0x85,0x98,0xDE, 0xE9,0x75,0xD4,0x23,0x77,0xDD,0x4D,0x9C,0xCD,0xA1,0x4D, 0xDA,0x69,0x4B,0x25,0x02,0x81,0x80,0x56,0x6F,0x21,0x4E, 0xD2,0x95,0x50,0xDD,0x1E,0xFE,0x08,0xCD,0xE0,0x1E,0x97, 0x98,0x3C,0xED,0xFB,0x7F,0x53,0x4A,0xFC,0x90,0x4B,0x5E, 0x96,0x09,0x5D,0x57,0x7C,0x5C,0x39,0x21,0x10,0xA5,0xAA, 0x49,0xB7,0xC9,0x41,0x2B,0xF4,0xAC,0x95,0x07,0xBC,0x45, 0xCD,0xAE,0x42,0x05,0x12,0xA0,0x1C,0x8E,0x0F,0xF8,0x0A, 0xB3,0x72,0x50,0xCD,0x0D,0x21,0x2D,0x67,0x81,0x99,0x69, 0xFF,0xF8,0x5E,0x23,0x19,0x86,0x03,0x3D,0x42,0x6F,0x38, 0xFB,0x39,0x1C,0xBA,0x96,0x69,0xC6,0xDC,0xE7,0x52,0x7A, 0x7E,0xC5,0x98,0x03,0x8A,0x3A,0x88,0x7C,0x9A,0xB0,0x70, 0x26,0x62,0xD6,0xF4,0x13,0x1D,0x37,0x7E,0x33,0x3F,0xBB, 0xFF,0x91,0x0D,0xA6,0xBB,0x82,0x30,0x34,0xB1,0xD3,0xA4, 0xA7,0xD6,0x91, }; // This has to be called only once, when the game starts void FastFiles::LoadInitialZones(Game::XZoneInfo *zoneInfo, unsigned int zoneCount, int sync) { std::vector data; Utils::Merge(&data, zoneInfo, zoneCount); if (FastFiles::Exists("iw4x_patch_mp")) { data.push_back({ "iw4x_patch_mp", 1, 0 }); } return FastFiles::LoadDLCUIZones(data.data(), data.size(), sync); } // This has to be called every time the cgame is reinitialized void FastFiles::LoadDLCUIZones(Game::XZoneInfo *zoneInfo, unsigned int zoneCount, int sync) { std::vector data; Utils::Merge(&data, zoneInfo, zoneCount); Game::XZoneInfo info = { nullptr, 2, 0 }; // Custom ui stuff if (FastFiles::Exists("iw4x_ui_mp")) { info.name = "iw4x_ui_mp"; data.push_back(info); } else // Fallback { info.name = "dlc1_ui_mp"; data.push_back(info); info.name = "dlc2_ui_mp"; data.push_back(info); } return FastFiles::LoadLocalizeZones(data.data(), data.size(), sync); } void FastFiles::LoadGfxZones(Game::XZoneInfo *zoneInfo, unsigned int zoneCount, int sync) { std::vector data; Utils::Merge(&data, zoneInfo, zoneCount); if (FastFiles::Exists("iw4x_code_post_gfx_mp")) { data.push_back({ "iw4x_code_post_gfx_mp", zoneInfo->allocFlags, zoneInfo->freeFlags }); } Game::DB_LoadXAssets(data.data(), data.size(), sync); } // This has to be called every time fastfiles are loaded :D void FastFiles::LoadLocalizeZones(Game::XZoneInfo *zoneInfo, unsigned int zoneCount, int sync) { std::vector data; Utils::Merge(&data, zoneInfo, zoneCount); Game::XZoneInfo info = { nullptr, 4, 0 }; // Not sure how they should be loaded :S std::string langZone = fmt::sprintf("iw4x_localized_%s", Game::Win_GetLanguage()); if (FastFiles::Exists(langZone)) { info.name = langZone.data(); } else if (FastFiles::Exists("iw4x_localized_english")) // Fallback { info.name = "iw4x_localized_english"; } data.push_back(info); Game::DB_LoadXAssets(data.data(), data.size(), sync); } // Name is a bit weird, due to FasFileS and ExistS :P bool FastFiles::Exists(std::string file) { std::string path = FastFiles::GetZoneLocation(file.data()); path.append(file); if (!Utils::String::EndsWith(path.data(), ".ff")) { path.append(".ff"); } return std::ifstream(path.data()).good(); } bool FastFiles::Ready() { return (Game::Sys_IsDatabaseReady() && Game::Sys_IsDatabaseReady2()); } const char* FastFiles::GetZoneLocation(const char* file) { const char* dir = Dvar::Var("fs_basepath").Get(); for (auto &path : FastFiles::ZonePaths) { std::string absoluteFile = fmt::sprintf("%s\\%s%s", dir, path.data(), file); // No ".ff" appended, append it manually if (!Utils::String::EndsWith(absoluteFile, ".ff")) { absoluteFile.append(".ff"); } // Check if FastFile exists if (Utils::IO::FileExists(absoluteFile)) { return Utils::String::VA("%s", path.data()); } } return Utils::String::VA("zone\\%s\\", Game::Win_GetLanguage()); } void FastFiles::AddZonePath(std::string path) { FastFiles::ZonePaths.push_back(path); } std::string FastFiles::Current() { const char* file = (Utils::Hook::Get(0x112A680) + 4); if (file == reinterpret_cast(4)) { return ""; } return file; } void FastFiles::ReadVersionStub(unsigned int* version, int size) { Game::DB_ReadXFileUncompressed(version, size); // Allow loading of custom version if (*version == XFILE_VERSION_IW4X) { *version = XFILE_VERSION; } Zones::SetVersion(*version); // Allow loading of codo versions if (*version >= VERSION_ALPHA2 && *version <= 360) { *version = XFILE_VERSION; } if (*version != XFILE_VERSION) { Logger::Error("Zone version %d is not supported!", Zones::Version()); } } void FastFiles::AuthLoadInitCrypto() { if (Zones::Version() >= 319) { register_hash(&sha256_desc); register_cipher(&aes_desc); rsa_key key; unsigned char encKey[256]; int hash = find_hash("sha256"), aes = find_cipher("aes"), stat; Game::DB_ReadXFileUncompressed(encKey, 256); unsigned long outLen = sizeof(FastFiles::CurrentKey); rsa_import(FastFiles::ZoneKey, sizeof(FastFiles::ZoneKey), &key); rsa_decrypt_key_ex(encKey, 256, FastFiles::CurrentKey.data, &outLen, NULL, NULL, hash, (Zones::Version() >= 359 ? 1 : 2), &stat, &key); rsa_free(&key); ctr_start(aes, FastFiles::CurrentKey.iv, FastFiles::CurrentKey.key, sizeof(FastFiles::CurrentKey.key), 0, 0, &FastFiles::CurrentCTR); } Utils::Hook::Call(0x46FAE0)(); } int FastFiles::AuthLoadInflateCompare(unsigned char* buffer, int length, unsigned char* ivValue) { if (Zones::Version() >= 319) { ctr_setiv(ivValue, 16, &FastFiles::CurrentCTR); ctr_decrypt(buffer, buffer, length, &FastFiles::CurrentCTR); } return Utils::Hook::Call(0x5BA240)(buffer, length, ivValue); } int FastFiles::InflateInitDecrypt(z_streamp strm, const char *version, int stream_size) { if (Zones::Version() >= 319) { ctr_decrypt(strm->next_in, const_cast(strm->next_in), strm->avail_in, &FastFiles::CurrentCTR); } return Utils::Hook::Call(0x4D8090)(strm, version, stream_size); //return inflateInit_(strm, version, stream_size); } void FastFiles::AuthLoadInflateDecryptBaseFunc(unsigned char* buffer) { if (Zones::Version() >= 319) { ctr_setiv(FastFiles::CurrentKey.iv, sizeof(FastFiles::CurrentKey.iv), &FastFiles::CurrentCTR); ctr_decrypt(buffer, buffer, 8192, &FastFiles::CurrentCTR); } } __declspec(naked) void FastFiles::AuthLoadInflateDecryptBase() { __asm { pushad push ebx call FastFiles::AuthLoadInflateDecryptBaseFunc pop ebx popad push 5B96F0h retn } } FastFiles::FastFiles() { Dvar::Register("ui_zoneDebug", false, Game::dvar_flag::DVAR_FLAG_SAVED, "Display current loaded zone."); // Redirect zone paths Utils::Hook(0x44DA90, FastFiles::GetZoneLocation, HOOK_JUMP).Install()->Quick(); // Allow loading 'newer' zones Utils::Hook(0x4158E7, FastFiles::ReadVersionStub, HOOK_CALL).Install()->Quick(); // Allow custom zone loading if (!ZoneBuilder::IsEnabled()) { Utils::Hook(0x506BC7, FastFiles::LoadInitialZones, HOOK_CALL).Install()->Quick(); Utils::Hook(0x60B4AC, FastFiles::LoadDLCUIZones, HOOK_CALL).Install()->Quick(); Utils::Hook(0x506B25, FastFiles::LoadGfxZones, HOOK_CALL).Install()->Quick(); } // basic checks (hash jumps, both normal and playlist) Utils::Hook::Nop(0x5B97A3, 2); Utils::Hook::Nop(0x5BA493, 2); Utils::Hook::Nop(0x5B991C, 2); Utils::Hook::Nop(0x5BA60C, 2); Utils::Hook::Nop(0x5B97B4, 2); Utils::Hook::Nop(0x5BA4A4, 2); // allow loading of IWffu (unsigned) files Utils::Hook::Set(0x4158D9, 0xEB); // main function Utils::Hook::Nop(0x4A1D97, 2); // DB_AuthLoad_InflateInit // some other, unknown, check // this is replaced by hooks below Utils::Hook::Set(0x5B9912, 0xB8); Utils::Hook::Set(0x5B9913, 1); Utils::Hook::Set(0x5BA602, 0xB8); Utils::Hook::Set(0x5BA603, 1); // Initialize crypto Utils::Hook(0x4D02F0, FastFiles::AuthLoadInitCrypto, HOOK_CALL).Install()->Quick(); // Initial stage decryption Utils::Hook(0x4D0306, FastFiles::InflateInitDecrypt, HOOK_CALL).Install()->Quick(); // Hash bit decryption Utils::Hook(0x5B9958, FastFiles::AuthLoadInflateCompare, HOOK_CALL).Install()->Quick(); Utils::Hook(0x5B9912, FastFiles::AuthLoadInflateCompare, HOOK_CALL).Install()->Quick(); // General read Utils::Hook(0x5B98E4, FastFiles::AuthLoadInflateDecryptBase, HOOK_CALL).Install()->Quick(); // Add custom zone paths FastFiles::AddZonePath("zone\\patch\\"); FastFiles::AddZonePath("zone\\dlc\\"); Renderer::OnFrame([] () { if (FastFiles::Current().empty() || !Dvar::Var("ui_zoneDebug").Get()) return; Game::Font* font = Game::R_RegisterFont("fonts/consoleFont"); // Inlining that seems to skip xpos, no idea why xD float color[4] = { 1.0f, 1.0f, 1.0f, (Game::CL_IsCgameInitialized() ? 0.3f : 1.0f) }; Game::R_AddCmdDrawText(Utils::String::VA("Loading FastFile: %s", FastFiles::Current().data()), 0x7FFFFFFF, font, 5.0f, static_cast(Renderer::Height() - 5), 1.0f, 1.0f, 0.0f, color, Game::ITEM_TEXTSTYLE_NORMAL); }); Command::Add("loadzone", [] (Command::Params params) { if (params.Length() < 2) return; Game::XZoneInfo info; info.name = params[1]; info.allocFlags = 1;//0x01000000; info.freeFlags = 0; Game::DB_LoadXAssets(&info, 1, true); }); } FastFiles::~FastFiles() { FastFiles::ZonePaths.clear(); } }