forked from Public-Mirror/Textractor
87 lines
3.0 KiB
C++
87 lines
3.0 KiB
C++
#pragma once
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#include "common.h"
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#include "const.h"
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// jichi 3/7/2014: Add guessed comment
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struct HookParam
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{
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// jichi 8/24/2013: For special hooks.
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typedef void(*text_fun_t)(DWORD esp, HookParam *hp, BYTE index, DWORD *data, DWORD *split, DWORD *len);
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typedef bool(*filter_fun_t)(LPVOID str, DWORD *len, HookParam *hp, BYTE index); // jichi 10/24/2014: Add filter function. Return true if skip the text
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typedef bool(*hook_fun_t)(DWORD esp, HookParam *hp); // jichi 10/24/2014: Add generic hook function, return false if stop execution.
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uint64_t insertion_address; // absolute address
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uint64_t address; // absolute or relative address (not changed by TextHook)
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int offset, // offset of the data in the memory
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index, // deref_offset1
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split, // offset of the split character
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split_index; // deref_offset2
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wchar_t module[MAX_MODULE_SIZE];
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char function[MAX_MODULE_SIZE];
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DWORD type; // flags
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UINT codepage; // text encoding
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WORD length_offset; // index of the string length
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DWORD user_value; // 7/20/2014: jichi additional parameters for PSP games
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text_fun_t text_fun;
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filter_fun_t filter_fun;
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hook_fun_t hook_fun;
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};
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struct ThreadParam
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{
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DWORD processId;
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uint64_t addr;
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uint64_t ctx; // The context of the hook: by default the first value on stack, usually the return address
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uint64_t ctx2; // The subcontext of the hook: 0 by default, generated in a method specific to the hook
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};
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// Artikash 5/31/2018: required for unordered_map to work with struct key
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template <> struct std::hash<ThreadParam> { size_t operator()(const ThreadParam& tp) const { return std::hash<int64_t>()((tp.processId + tp.addr) ^ (tp.ctx + tp.ctx2)); } };
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static bool operator==(const ThreadParam& one, const ThreadParam& two) { return one.processId == two.processId && one.addr == two.addr && one.ctx == two.ctx && one.ctx2 == two.ctx2; }
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class WinMutex
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{
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public:
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WinMutex(std::wstring name) : mutex(CreateMutexW(nullptr, false, name.c_str())) {}
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WinMutex(WinMutex&) = delete;
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WinMutex& operator=(WinMutex) = delete;
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~WinMutex() { ReleaseMutex(mutex); CloseHandle(mutex); }
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void lock() { WaitForSingleObject(mutex, 0); }
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void unlock() { ReleaseMutex(mutex); }
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private:
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HANDLE mutex;
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};
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struct InsertHookCmd // From host
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{
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InsertHookCmd(HookParam hp, std::string name = "") : hp(hp) { strcpy_s<HOOK_NAME_SIZE>(this->name, name.c_str()); };
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int command = HOST_COMMAND_NEW_HOOK;
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HookParam hp;
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char name[HOOK_NAME_SIZE] = {};
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};
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struct RemoveHookCmd // From host
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{
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RemoveHookCmd(uint64_t address) : address(address) {};
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int command = HOST_COMMAND_REMOVE_HOOK;
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uint64_t address;
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};
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struct ConsoleOutputNotif // From hook
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{
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ConsoleOutputNotif(std::string message = "") { strcpy_s<MESSAGE_SIZE>(this->message, message.c_str()); };
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int command = HOST_NOTIFICATION_TEXT;
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char message[MESSAGE_SIZE] = {};
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};
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struct HookRemovedNotif // From hook
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{
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HookRemovedNotif(uint64_t address) : address(address) {};
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int command = HOST_NOTIFICATION_RMVHOOK;
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uint64_t address;
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};
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#define LOCK(mutex) std::lock_guard lock(mutex)
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