full ai Fortnite driver in C++

#include <windows.h>
#include <iostream>
#include <vector>
#include <string>
#include <sstream>
#include <iomanip>
#include <thread>
#include <chrono>
#include <unordered_map>

// Define IOCTLs for driver communication
#define IOCTL_READ_MEMORY CTL_CODE(FILE_DEVICE_UNKNOWN, 0x800, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_WRITE_MEMORY CTL_CODE(FILE_DEVICE_UNKNOWN, 0x801, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_GET_PROCESS_BASE CTL_CODE(FILE_DEVICE_UNKNOWN, 0x802, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_GET_MODULE_BASE CTL_CODE(FILE_DEVICE_UNKNOWN, 0x803, METHOD_BUFFERED, FILE_ANY_ACCESS)

// Structure for memory operations
typedef struct _MEMORY_STRUCT {
    ULONG64 Address;    // Target memory address
    ULONG Size;         // Size of data to read/write
    UCHAR* Buffer;      // Buffer for data transfer
    ULONG ProcessId;    // Process ID for operation
} MEMORY_STRUCT, *PMEMORY_STRUCT;

// Structure for module base address retrieval
typedef struct _MODULE_STRUCT {
    ULONG ProcessId;
    WCHAR ModuleName[260];
    ULONG64 BaseAddress;
} MODULE_STRUCT, *PMODULE_STRUCT;

// Offset cache to store discovered offsets
std::unordered_map<std::string, ULONG64> offsetCache;

// Global variables
HANDLE hDevice = INVALID_HANDLE_VALUE;
ULONG targetProcessId = 0;
ULONG64 processBaseAddress = 0;
bool isRunning = true;

// Function prototypes
bool InitializeDriver();
void CloseDriver();
bool ReadMemory(ULONG64 address, void* buffer, SIZE_T size);
bool WriteMemory(ULONG64 address, void* buffer, SIZE_T size);
ULONG64 GetProcessBaseAddress(ULONG processId);
ULONG64 GetModuleBaseAddress(ULONG processId, const wchar_t* moduleName);
void MonitorValue(ULONG64 address, SIZE_T size, int interval);
void DisplayMenu();
void ProcessCommand(const std::string& command);
std::vector<std::string> SplitString(const std::string& input, char delimiter);
std::string ToLowerCase(const std::string& input);
ULONG64 ParseHexAddress(const std::string& hexString);
void PrintMemory(UCHAR* buffer, SIZE_T size, ULONG64 address);
void ScanForValue(const std::string& valueType, const std::string& value);

int main() {
    std::cout << "========================================\n";
    std::cout << "=      Enhanced Memory Access Tool     =\n";
    std::cout << "========================================\n\n";

    if (!InitializeDriver()) {
        std::cout << "Press any key to exit...\n";
        std::cin.get();
        return 1;
    }

    std::cout << "Driver initialized successfully!\n\n";

    std::string command;
    DisplayMenu();

    while (isRunning) {
        std::cout << "\n> ";
        std::getline(std::cin, command);
        ProcessCommand(command);
    }

    CloseDriver();
    return 0;
}

bool InitializeDriver() {
    hDevice = CreateFileW(L"\\\\.\\FortPenTest", GENERIC_READ | GENERIC_WRITE, 0, nullptr, OPEN_EXISTING, 0, nullptr);

    if (hDevice == INVALID_HANDLE_VALUE) {
        std::cout << "Failed to open driver device: " << GetLastError() << std::endl;
        std::cout << "Make sure the driver is properly installed and running.\n";
        return false;
    }

    return true;
}

void CloseDriver() {
    if (hDevice != INVALID_HANDLE_VALUE) {
        CloseHandle(hDevice);
        hDevice = INVALID_HANDLE_VALUE;
    }
}

bool ReadMemory(ULONG64 address, void* buffer, SIZE_T size) {
    if (hDevice == INVALID_HANDLE_VALUE || targetProcessId == 0) {
        std::cout << "Driver not initialized or process not selected.\n";
        return false;
    }

    MEMORY_STRUCT mem = { address, static_cast<ULONG>(size), static_cast<UCHAR*>(buffer), targetProcessId };
    DWORD bytesReturned;

    if (!DeviceIoControl(hDevice, IOCTL_READ_MEMORY, &mem, sizeof(mem), &mem, sizeof(mem), &bytesReturned, nullptr)) {
        std::cout << "Memory read failed: " << GetLastError() << std::endl;
        return false;
    }

    return true;
}

bool WriteMemory(ULONG64 address, void* buffer, SIZE_T size) {
    if (hDevice == INVALID_HANDLE_VALUE || targetProcessId == 0) {
        std::cout << "Driver not initialized or process not selected.\n";
        return false;
    }

    MEMORY_STRUCT mem = { address, static_cast<ULONG>(size), static_cast<UCHAR*>(buffer), targetProcessId };
    DWORD bytesReturned;

    if (!DeviceIoControl(hDevice, IOCTL_WRITE_MEMORY, &mem, sizeof(mem), &mem, sizeof(mem), &bytesReturned, nullptr)) {
        std::cout << "Memory write failed: " << GetLastError() << std::endl;
        return false;
    }

    return true;
}

ULONG64 GetProcessBaseAddress(ULONG processId) {
    if (hDevice == INVALID_HANDLE_VALUE) {
        std::cout << "Driver not initialized.\n";
        return 0;
    }

    DWORD bytesReturned;
    ULONG64 baseAddress = 0;

    if (!DeviceIoControl(
        hDevice,
        IOCTL_GET_PROCESS_BASE,
        &processId,
        sizeof(processId),
        &baseAddress,
        sizeof(baseAddress),
        &bytesReturned,
        nullptr
    )) {
        std::cout << "Failed to get process base address: " << GetLastError() << std::endl;
        return 0;
    }

    return baseAddress;
}

ULONG64 GetModuleBaseAddress(ULONG processId, const wchar_t* moduleName) {
    if (hDevice == INVALID_HANDLE_VALUE) {
        std::cout << "Driver not initialized.\n";
        return 0;
    }

    MODULE_STRUCT moduleInfo = { 0 };
    moduleInfo.ProcessId = processId;
    wcscpy_s(moduleInfo.ModuleName, moduleName);

    DWORD bytesReturned;

    if (!DeviceIoControl(
        hDevice,
        IOCTL_GET_MODULE_BASE,
        &moduleInfo,
        sizeof(moduleInfo),
        &moduleInfo,
        sizeof(moduleInfo),
        &bytesReturned,
        nullptr
    )) {
        std::cout << "Failed to get module base address: " << GetLastError() << std::endl;
        return 0;
    }

    return moduleInfo.BaseAddress;
}

void MonitorValue(ULONG64 address, SIZE_T size, int interval) {
    std::cout << "Monitoring address 0x" << std::hex << address << " (Press Ctrl+C to stop)...\n";
    std::vector<UCHAR> buffer(size, 0);
    std::vector<UCHAR> prevBuffer(size, 0);

    bool firstRead = true;

    while (isRunning) {
        if (ReadMemory(address, buffer.data(), size)) {
            if (firstRead || memcmp(buffer.data(), prevBuffer.data(), size) != 0) {
                std::cout << "\r" << std::setw(20) << " " << "\r";
                std::cout << "0x" << std::hex << address << ": ";

                for (SIZE_T i = 0; i < size; i++) {
                    std::cout << std::setw(2) << std::setfill('0') << std::hex << static_cast<int>(buffer[i]) << " ";
                }

                // Also show as decimal for small values
                if (size <= 8) {
                    std::cout << "| ";
                    if (size == 4) {
                        DWORD value = *reinterpret_cast<DWORD*>(buffer.data());
                        std::cout << std::dec << value;
                    } else if (size == 8) {
                        ULONG64 value = *reinterpret_cast<ULONG64*>(buffer.data());
                        std::cout << std::dec << value;
                    }
                }

                std::cout << std::endl;
                memcpy(prevBuffer.data(), buffer.data(), size);
                firstRead = false;
            }
        }

        std::this_thread::sleep_for(std::chrono::milliseconds(interval));
    }
}

void DisplayMenu() {
    std::cout << "Available commands:\n";
    std::cout << "  help                - Display this menu\n";
    std::cout << "  process <pid>       - Set target process ID\n";
    std::cout << "  base                - Get process base address\n";
    std::cout << "  module <name>       - Get module base address\n";
    std::cout << "  read <addr> <size>  - Read memory at address\n";
    std::cout << "  write <addr> <data> - Write data to address (hex format)\n";
    std::cout << "  monitor <addr> <size> [interval] - Monitor memory address\n";
    std::cout << "  pattern <size> <pattern> - Create pattern for buffer overflow\n";
    std::cout << "  scan <type> <value> - Scan for value in process memory\n";
    std::cout << "  offset <name> <addr> - Save an offset with a name\n";
    std::cout << "  offsets             - List all saved offsets\n";
    std::cout << "  calc <expression>   - Calculate an expression with offsets\n";
    std::cout << "  clear               - Clear the screen\n";
    std::cout << "  exit                - Exit the program\n";
}

void ProcessCommand(const std::string& command) {
    std::vector<std::string> args = SplitString(command, ' ');

    if (args.empty()) {
        return;
    }

    std::string cmd = ToLowerCase(args[0]);

    if (cmd == "help") {
        DisplayMenu();
    }
    else if (cmd == "process" && args.size() > 1) {
        try {
            targetProcessId = std::stoul(args[1]);
            std::cout << "Set target process ID to: " << targetProcessId << std::endl;

            // Automatically get process base address
            processBaseAddress = GetProcessBaseAddress(targetProcessId);
            if (processBaseAddress) {
                std::cout << "Process base address: 0x" << std::hex << processBaseAddress << std::dec << std::endl;
            }
        }
        catch (const std::exception&) {
            std::cout << "Invalid process ID\n";
        }
    }
    else if (cmd == "base") {
        if (targetProcessId == 0) {
            std::cout << "Please select a process first\n";
            return;
        }

        processBaseAddress = GetProcessBaseAddress(targetProcessId);
        if (processBaseAddress) {
            std::cout << "Process base address: 0x" << std::hex << processBaseAddress << std::dec << std::endl;
        }
    }
    else if (cmd == "module" && args.size() > 1) {
        if (targetProcessId == 0) {
            std::cout << "Please select a process first\n";
            return;
        }

        std::wstring moduleName(args[1].begin(), args[1].end());
        ULONG64 moduleBase = GetModuleBaseAddress(targetProcessId, moduleName.c_str());

        if (moduleBase) {
            std::cout << "Module base address: 0x" << std::hex << moduleBase << std::dec << std::endl;
            // Save this in the offset cache as well
            offsetCache[args[1]] = moduleBase;
        }
    }
    else if (cmd == "read" && args.size() > 2) {
        try {
            ULONG64 address = ParseHexAddress(args[1]);
            SIZE_T size = std::stoul(args[2]);

            if (size > 1024) {
                std::cout << "Size too large. Maximum is 1024 bytes.\n";
                return;
            }

            std::vector<UCHAR> buffer(size, 0);

            if (ReadMemory(address, buffer.data(), size)) {
                PrintMemory(buffer.data(), size, address);
            }
        }
        catch (const std::exception&) {
            std::cout << "Invalid parameters\n";
        }
    }
    else if (cmd == "write" && args.size() > 2) {
        try {
            ULONG64 address = ParseHexAddress(args[1]);
            std::string hexData = args[2];

            // Remove 0x prefix if present
            if (hexData.substr(0, 2) == "0x") {
                hexData = hexData.substr(2);
            }

            // Convert hex string to bytes
            if (hexData.length() % 2 != 0) {
                std::cout << "Hex data must have an even number of characters\n";
                return;
            }

            std::vector<UCHAR> buffer;
            for (size_t i = 0; i < hexData.length(); i += 2) {
                std::string byteStr = hexData.substr(i, 2);
                UCHAR byte = static_cast<UCHAR>(std::stoul(byteStr, nullptr, 16));
                buffer.push_back(byte);
            }

            if (WriteMemory(address, buffer.data(), buffer.size())) {
                std::cout << "Successfully wrote " << buffer.size() << " bytes to 0x"
                          << std::hex << address << std::dec << std::endl;
            }
        }
        catch (const std::exception&) {
            std::cout << "Invalid parameters\n";
        }
    }
    else if (cmd == "monitor" && args.size() > 2) {
        try {
            ULONG64 address = ParseHexAddress(args[1]);
            SIZE_T size = std::stoul(args[2]);
            int interval = 1000; // Default interval in ms

            if (args.size() > 3) {
                interval = std::stoi(args[3]);
            }

            if (size > 64) {
                std::cout << "Size too large for monitoring. Maximum is 64 bytes.\n";
                return;
            }

            MonitorValue(address, size, interval);
        }
        catch (const std::exception&) {
            std::cout << "Invalid parameters\n";
        }
    }
else if (cmd == "pattern" && args.size() > 2) {
        try {
            SIZE_T size = std::stoul(args[1]);
            std::string pattern = args[2];

            if (size > 1024) {
                std::cout << "Size too large. Maximum is 1024 bytes.\n";
                return;
            }

            std::vector<UCHAR> buffer(size);

            // Fill the buffer with the repeating pattern
            for (SIZE_T i = 0; i < size; i++) {
                buffer[i] = pattern[i % pattern.length()];
            }

            std::cout << "Generated pattern (" << size << " bytes):\n";
            PrintMemory(buffer.data(), size, 0);

            std::cout << "Would you like to write this pattern to a specific address? (y/n): ";
            std::string response;
            std::getline(std::cin, response);

            if (response == "y" || response == "Y") {
                std::cout << "Enter address: ";
                std::string addrStr;
                std::getline(std::cin, addrStr);

                try {
                    ULONG64 address = ParseHexAddress(addrStr);

                    if (WriteMemory(address, buffer.data(), buffer.size())) {
                        std::cout << "Successfully wrote pattern to 0x"
                                << std::hex << address << std::dec << std::endl;
                    }
                }
                catch (const std::exception&) {
                    std::cout << "Invalid address\n";
                }
            }
        }
        catch (const std::exception&) {
            std::cout << "Invalid parameters\n";
        }
    }
    else if (cmd == "scan" && args.size() > 2) {
        ScanForValue(args[1], args[2]);
    }
    else if (cmd == "offset" && args.size() > 2) {
        try {
            std::string name = args[1];
            ULONG64 address = ParseHexAddress(args[2]);

            offsetCache[name] = address;
            std::cout << "Saved offset '" << name << "' = 0x" << std::hex << address << std::dec << std::endl;
        }
        catch (const std::exception&) {
            std::cout << "Invalid parameters\n";
        }
    }
    else if (cmd == "offsets") {
        if (offsetCache.empty()) {
            std::cout << "No offsets saved\n";
            return;
        }

        std::cout << "Saved offsets:\n";
        for (const auto& [name, address] : offsetCache) {
            std::cout << "  " << std::left << std::setw(20) << name
                      << " = 0x" << std::hex << address << std::dec << std::endl;
        }
    }
    else if (cmd == "calc" && args.size() > 1) {
        // Extract the expression from the rest of the command
        std::string expression;
        for (size_t i = 1; i < args.size(); i++) {
            expression += args[i];
        }

        // Simple expression calculator that can handle addition and subtraction
        // of offsets and hex values
        try {
            std::vector<std::string> tokens;
            std::string currentToken;
            char lastOp = '+';
            ULONG64 result = 0;

            // Tokenize the expression
            for (size_t i = 0; i < expression.length(); i++) {
                if (expression[i] == '+' || expression[i] == '-') {
                    if (!currentToken.empty()) {
                        tokens.push_back(currentToken);
                        tokens.push_back(std::string(1, expression[i]));
                        currentToken.clear();
                    }
                }
                else {
                    currentToken += expression[i];
                }
            }

            if (!currentToken.empty()) {
                tokens.push_back(currentToken);
            }

            // Evaluate the expression
            for (size_t i = 0; i < tokens.size(); i++) {
                if (tokens[i] == "+" || tokens[i] == "-") {
                    lastOp = tokens[i][0];
                    continue;
                }

                ULONG64 value;
                if (offsetCache.find(tokens[i]) != offsetCache.end()) {
                    value = offsetCache[tokens[i]];
                }
                else {
                    value = ParseHexAddress(tokens[i]);
                }

                if (lastOp == '+') {
                    result += value;
                }
                else if (lastOp == '-') {
                    result -= value;
                }
            }

            std::cout << "Result: 0x" << std::hex << result << std::dec << std::endl;
        }
        catch (const std::exception&) {
            std::cout << "Invalid expression\n";
        }
    }
    else if (cmd == "clear") {
        system("cls");
    }
    else if (cmd == "exit") {
        isRunning = false;
        std::cout << "Exiting...\n";
    }
    else {
        std::cout << "Unknown command. Type 'help' for a list of commands.\n";
    }
}

std::vector<std::string> SplitString(const std::string& input, char delimiter) {
    std::vector<std::string> tokens;
    std::string token;
    std::istringstream tokenStream(input);

    while (std::getline(tokenStream, token, delimiter)) {
        if (!token.empty()) {
            tokens.push_back(token);
        }
    }

    return tokens;
}

std::string ToLowerCase(const std::string& input) {
    std::string result = input;
    std::transform(result.begin(), result.end(), result.begin(),
        [](unsigned char c) { return std::tolower(c); });
    return result;
}

ULONG64 ParseHexAddress(const std::string& hexString) {
    std::string cleanHex = hexString;

    // Remove 0x prefix if present
    if (cleanHex.substr(0, 2) == "0x") {
        cleanHex = cleanHex.substr(2);
    }

    // Check if it's a known offset
    if (offsetCache.find(hexString) != offsetCache.end()) {
        return offsetCache[hexString];
    }

    // Calculate base + offset if in format "base+offset"
    size_t plusPos = hexString.find('+');
    if (plusPos != std::string::npos) {
        std::string baseName = hexString.substr(0, plusPos);
        std::string offsetStr = hexString.substr(plusPos + 1);

        if (offsetCache.find(baseName) != offsetCache.end()) {
            ULONG64 baseAddr = offsetCache[baseName];
            ULONG64 offset = std::stoull(offsetStr, nullptr, 16);
            return baseAddr + offset;
        }
    }

    // Parse as regular hex address
    return std::stoull(cleanHex, nullptr, 16);
}

void PrintMemory(UCHAR* buffer, SIZE_T size, ULONG64 address) {
    const SIZE_T bytesPerLine = 16;

    for (SIZE_T offset = 0; offset < size; offset += bytesPerLine) {
        // Print address
        std::cout << "0x" << std::hex << std::setw(16) << std::setfill('0') << (address + offset) << ": ";

        // Print hex values
        for (SIZE_T i = 0; i < bytesPerLine; i++) {
            if (offset + i < size) {
                std::cout << std::setw(2) << std::setfill('0') << std::hex << static_cast<int>(buffer[offset + i]) << " ";
            }
            else {
                std::cout << "   ";
            }

            if (i == 7) {
                std::cout << " ";
            }
        }

        // Print ASCII representation
        std::cout << " | ";
        for (SIZE_T i = 0; i < bytesPerLine; i++) {
            if (offset + i < size) {
                char c = buffer[offset + i];
                if (c >= 32 && c <= 126) {
                    std::cout << c;
                }
                else {
                    std::cout << ".";
                }
            }
            else {
                std::cout << " ";
            }
        }

        std::cout << std::endl;
    }

    // Print as different data types for small sizes
    if (size <= 8) {
        std::cout << "\nAs values: ";
        if (size >= 1) std::cout << "INT8: " << static_cast<int>(buffer[0]) << " ";
        if (size >= 2) std::cout << "INT16: " << *reinterpret_cast<short*>(buffer) << " ";
        if (size >= 4) std::cout << "INT32: " << *reinterpret_cast<int*>(buffer) << " ";
        if (size >= 4) std::cout << "FLOAT: " << *reinterpret_cast<float*>(buffer) << " ";
        if (size >= 8) std::cout << "INT64: " << *reinterpret_cast<INT64*>(buffer) << " ";
        if (size >= 8) std::cout << "DOUBLE: " << *reinterpret_cast<double*>(buffer) << " ";
        std::cout << std::endl;
    }
}

void ScanForValue(const std::string& valueType, const std::string& valueStr) {
    if (targetProcessId == 0) {
        std::cout << "Please select a process first\n";
        return;
    }

    std::cout << "Memory scanning is not implemented yet. This would require additional driver support.\n";
    std::cout << "Would typically scan for " << valueType << " with value " << valueStr << ".\n";

    // In a real implementation, this would use the driver to scan process memory
    // The basic implementation would:
    // 1. Enumerate all memory regions
    // 2. Read memory in chunks
    // 3. Compare against the target value
    // 4. Report matches
}