85 lines
5.6 KiB
MQL4
85 lines
5.6 KiB
MQL4
 | //+------------------------------------------------------------------+
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//| memoryapi.mqh |
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//| Copyright 2000-2025, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#include <WinAPI\windef.mqh>
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#include <WinAPI\winnt.mqh>
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//---
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enum MEMORY_RESOURCE_NOTIFICATION_TYPE
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{
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LowMemoryResourceNotification,
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HighMemoryResourceNotification
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};
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//---
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enum OFFER_PRIORITY
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{
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VmOfferPriorityVeryLow=1,
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VmOfferPriorityLow,
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VmOfferPriorityBelowNormal,
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VmOfferPriorityNormal
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};
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//---
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enum WIN32_MEMORY_INFORMATION_CLASS
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{
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MemoryRegionInfo
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};
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//---
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struct WIN32_MEMORY_RANGE_ENTRY
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{
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PVOID VirtualAddress;
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ulong NumberOfBytes;
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};
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//+------------------------------------------------------------------+
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//| |
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//+------------------------------------------------------------------+
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#import "kernel32.dll"
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int AllocateUserPhysicalPages(HANDLE hProcess,ulong &NumberOfPages,ulong &PageArray[]);
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int AllocateUserPhysicalPagesNuma(HANDLE hProcess,ulong &NumberOfPages,ulong &PageArray[],uint nndPreferred);
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HANDLE CreateFileMappingFromApp(HANDLE hFile,PVOID SecurityAttributes,uint PageProtection,ulong MaximumSize,const string Name);
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HANDLE CreateFileMappingNumaW(HANDLE hFile,PVOID lpFileMappingAttributes,uint flProtect,uint dwMaximumSizeHigh,uint dwMaximumSizeLow,const string lpName,uint nndPreferred);
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HANDLE CreateFileMappingW(HANDLE hFile,PVOID lpFileMappingAttributes,uint flProtect,uint dwMaximumSizeHigh,uint dwMaximumSizeLow,const string lpName);
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HANDLE CreateMemoryResourceNotification(MEMORY_RESOURCE_NOTIFICATION_TYPE NotificationType);
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uint DiscardVirtualMemory(PVOID VirtualAddress,ulong Size);
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int FlushViewOfFile(const PVOID lpBaseAddress,ulong dwNumberOfBytesToFlush);
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int FreeUserPhysicalPages(HANDLE hProcess,ulong &NumberOfPages,ulong &PageArray[]);
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ulong GetLargePageMinimum(void);
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int GetMemoryErrorHandlingCapabilities(uint &Capabilities);
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int GetProcessWorkingSetSizeEx(HANDLE hProcess,ulong &lpMinimumWorkingSetSize,ulong &lpMaximumWorkingSetSize,uint &Flags);
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int GetSystemFileCacheSize(ulong &lpMinimumFileCacheSize,ulong &lpMaximumFileCacheSize,uint &lpFlags);
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uint GetWriteWatch(uint dwFlags,PVOID lpBaseAddress,ulong dwRegionSize,PVOID &lpAddresses[],uint &lpdwCount,uint &lpdwGranularity);
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int MapUserPhysicalPages(PVOID VirtualAddress,ulong &NumberOfPages,ulong &PageArray[]);
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PVOID MapViewOfFile(HANDLE hFileMappingObject,uint dwDesiredAccess,uint dwFileOffsetHigh,uint dwFileOffsetLow,ulong dwNumberOfBytesToMap);
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PVOID MapViewOfFileEx(HANDLE hFileMappingObject,uint dwDesiredAccess,uint dwFileOffsetHigh,uint dwFileOffsetLow,ulong dwNumberOfBytesToMap,PVOID lpBaseAddress);
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PVOID MapViewOfFileFromApp(HANDLE hFileMappingObject,uint DesiredAccess,ulong FileOffset,ulong NumberOfBytesToMap);
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uint OfferVirtualMemory(PVOID VirtualAddress,ulong Size,OFFER_PRIORITY Priority);
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HANDLE OpenFileMappingW(uint dwDesiredAccess,int bInheritHandle,const string lpName);
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int PrefetchVirtualMemory(HANDLE hProcess,uint &NumberOfEntries,WIN32_MEMORY_RANGE_ENTRY &VirtualAddresses,uint Flags);
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int QueryMemoryResourceNotification(HANDLE ResourceNotificationHandle,int &ResourceState);
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int ReadProcessMemory(HANDLE hProcess,const PVOID lpBaseAddress,PVOID lpBuffer,ulong nSize,ulong &lpNumberOfBytesRead);
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uint ReclaimVirtualMemory(const PVOID VirtualAddress,ulong Size);
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PVOID RegisterBadMemoryNotification(PVOID Callback);
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uint ResetWriteWatch(PVOID lpBaseAddress,ulong dwRegionSize);
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int SetProcessWorkingSetSizeEx(HANDLE hProcess,ulong dwMinimumWorkingSetSize,ulong dwMaximumWorkingSetSize,uint Flags);
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int SetSystemFileCacheSize(ulong MinimumFileCacheSize,ulong MaximumFileCacheSize,uint Flags);
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int UnmapViewOfFile(const PVOID lpBaseAddress);
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int UnmapViewOfFileEx(PVOID BaseAddress,uint UnmapFlags);
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int UnregisterBadMemoryNotification(PVOID RegistrationHandle);
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PVOID VirtualAlloc(PVOID lpAddress,ulong dwSize,uint flAllocationType,uint flProtect);
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PVOID VirtualAllocEx(HANDLE hProcess,PVOID lpAddress,ulong dwSize,uint flAllocationType,uint flProtect);
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PVOID VirtualAllocExNuma(HANDLE hProcess,PVOID lpAddress,ulong dwSize,uint flAllocationType,uint flProtect,uint nndPreferred);
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int VirtualFree(PVOID lpAddress,ulong dwSize,uint dwFreeType);
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int VirtualFreeEx(HANDLE hProcess,PVOID lpAddress,ulong dwSize,uint dwFreeType);
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int VirtualLock(PVOID lpAddress,ulong dwSize);
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int VirtualProtect(PVOID lpAddress,ulong dwSize,uint flNewProtect,uint &lpflOldProtect);
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int VirtualProtectEx(HANDLE hProcess,PVOID lpAddress,ulong dwSize,uint flNewProtect,uint &lpflOldProtect);
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ulong VirtualQuery(const PVOID lpAddress,MEMORY_BASIC_INFORMATION &lpBuffer,ulong dwLength);
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ulong VirtualQueryEx(HANDLE hProcess,const PVOID lpAddress,MEMORY_BASIC_INFORMATION &lpBuffer,ulong dwLength);
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int VirtualUnlock(PVOID lpAddress,ulong dwSize);
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int WriteProcessMemory(HANDLE hProcess,PVOID lpBaseAddress,PVOID lpBuffer,ulong nSize,ulong &lpNumberOfBytesWritten);
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int WriteProcessMemory(HANDLE hProcess,PVOID lpBaseAddress,uchar &lpBuffer[],ulong nSize,ulong &lpNumberOfBytesWritten);
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int WriteProcessMemory(HANDLE hProcess,uchar &lpBaseAddress[],PVOID lpBuffer,ulong nSize,ulong &lpNumberOfBytesWritten);
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int WriteProcessMemory(HANDLE hProcess,uchar &lpBaseAddress[],uchar &lpBuffer[],ulong nSize,ulong &lpNumberOfBytesWritten);
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#import
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//+------------------------------------------------------------------+
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