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56 lines
2.9 KiB
C++
56 lines
2.9 KiB
C++
/**
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* Steamless Steam DRM Remover - SteamStub_Variant3.h
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* (c) 2015 atom0s [atom0s@live.com]
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://www.gnu.org/licenses/
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*/
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#pragma once
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#include <cstdint>
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namespace steam
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{
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struct SteamStubHeaderV31
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{
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uint32_t XorKey; // The base xor key, if defined, to unpack the file with.
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uint32_t Signature; // The signature to ensure the xor decoding was successful.
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uintptr_t ImageBase; // The base of the image that was protected.
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uintptr_t AddressOfEntryPoint; // The entry point that is set from the DRM.
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uint32_t BindSectionOffset; // The starting offset to the .bind section data. RVA(AddressOfEntryPoint -
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uint32_t Unknown0000; // [Cyanic: This field is most likely the .bind code size.] public
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uintptr_t OriginalEntryPoint; // The original entry point of the binary before it was protected.
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uint32_t Unknown0001; // [Cyanic: This field is most likely an offset to a string table.]
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uint32_t PayloadSize;
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uint32_t DRMPDllOffset; // The offset to the SteamDrmp.dll file.
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uint32_t DRMPDllSize; // The size of the SteamDrmp.dll file. uint32_tSteamAppId; // The Steam application id of this
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uint32_t Flags; // The DRM flags used while protecting this program.
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uint32_t BindSectionVirtualSize; // The .bind section virtual size.
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uint32_t Unknown0002; // [Cyanic: This field is most likely a hash of some sort.]
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uintptr_t CodeSectionVirtualAddress; // The code section virtual address.
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uintptr_t CodeSectionRawSize; // The code section raw size.
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uint8_t AES_Key[32];
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uint8_t AES_IV[16];
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uint8_t CodeSectionStolenData[16]; // The first 16 bytes of the code section stolen.
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uint32_t EncryptionKeys[4]; // Encryption keys used to decrypt the SteamDrmp.dll file.
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uint32_t Unknown0003[8]; // Unknown unused data.
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uintptr_t GetModuleHandleA_Rva; // The rva to GetModuleHandleA.
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uintptr_t GetModuleHandleW_Rva; // The rva to GetModuleHandleW.
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uintptr_t LoadLibraryA_Rva; // The rva to LoadLibraryA.
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uintptr_t LoadLibraryW_Rva; // The rva to LoadLibraryW.
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uintptr_t GetProcAddress_Rva; // The rva to GetProcAddress.
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};
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static_assert(sizeof(SteamStubHeaderV31) == 240);
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} // namespace steam
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