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      1 /**
      2  * This file is part of the mingw-w64 runtime package.
      3  * No warranty is given; refer to the file DISCLAIMER within this package.
      4  */
      5 #ifndef _MEMORYAPI_H_
      6 #define _MEMORYAPI_H_
      7 
      8 #include <apiset.h>
      9 #include <apisetcconv.h>
     10 #include <minwindef.h>
     11 #include <minwinbase.h>
     12 
     13 #ifdef __cplusplus
     14 extern "C" {
     15 #endif
     16 
     17 #if WINAPI_FAMILY_PARTITION (WINAPI_PARTITION_DESKTOP)
     18   typedef enum _MEMORY_RESOURCE_NOTIFICATION_TYPE {
     19     LowMemoryResourceNotification,
     20     HighMemoryResourceNotification
     21   } MEMORY_RESOURCE_NOTIFICATION_TYPE;
     22 
     23 #if _WIN32_WINNT >= 0x0602
     24   typedef struct _WIN32_MEMORY_RANGE_ENTRY {
     25     PVOID VirtualAddress;
     26     SIZE_T NumberOfBytes;
     27   } WIN32_MEMORY_RANGE_ENTRY, *PWIN32_MEMORY_RANGE_ENTRY;
     28 #endif
     29 
     30 #if _WIN32_WINNT >= 0x0603
     31   typedef enum _OFFER_PRIORITY {
     32     VmOfferPriorityVeryLow = 1,
     33     VmOfferPriorityLow,
     34     VmOfferPriorityBelowNormal,
     35     VmOfferPriorityNormal
     36   } OFFER_PRIORITY;
     37 #endif
     38 #endif
     39 
     40 #if WINAPI_FAMILY_PARTITION (WINAPI_PARTITION_APP)
     41 #define FILE_MAP_WRITE SECTION_MAP_WRITE
     42 #define FILE_MAP_READ SECTION_MAP_READ
     43 #define FILE_MAP_ALL_ACCESS SECTION_ALL_ACCESS
     44 #define FILE_MAP_COPY 0x1
     45 #define FILE_MAP_RESERVE 0x80000000
     46 
     47   WINBASEAPI SIZE_T WINAPI VirtualQuery (LPCVOID lpAddress, PMEMORY_BASIC_INFORMATION lpBuffer, SIZE_T dwLength);
     48   WINBASEAPI WINBOOL WINAPI FlushViewOfFile (LPCVOID lpBaseAddress, SIZE_T dwNumberOfBytesToFlush);
     49   WINBASEAPI WINBOOL WINAPI UnmapViewOfFile (LPCVOID lpBaseAddress);
     50   WINBASEAPI HANDLE WINAPI CreateFileMappingFromApp (HANDLE hFile, PSECURITY_ATTRIBUTES SecurityAttributes, ULONG PageProtection, ULONG64 MaximumSize, PCWSTR Name);
     51   WINBASEAPI PVOID WINAPI MapViewOfFileFromApp (HANDLE hFileMappingObject, ULONG DesiredAccess, ULONG64 FileOffset, SIZE_T NumberOfBytesToMap);
     52 #endif
     53 
     54 #if WINAPI_FAMILY_PARTITION (WINAPI_PARTITION_DESKTOP)
     55 #define FILE_MAP_EXECUTE SECTION_MAP_EXECUTE_EXPLICIT
     56 
     57 #define FILE_CACHE_FLAGS_DEFINED
     58 #define FILE_CACHE_MAX_HARD_ENABLE 0x00000001
     59 #define FILE_CACHE_MAX_HARD_DISABLE 0x00000002
     60 #define FILE_CACHE_MIN_HARD_ENABLE 0x00000004
     61 #define FILE_CACHE_MIN_HARD_DISABLE 0x00000008
     62 
     63   WINBASEAPI LPVOID WINAPI VirtualAlloc (LPVOID lpAddress, SIZE_T dwSize, DWORD flAllocationType, DWORD flProtect);
     64   WINBASEAPI WINBOOL WINAPI VirtualFree (LPVOID lpAddress, SIZE_T dwSize, DWORD dwFreeType);
     65   WINBASEAPI WINBOOL WINAPI VirtualProtect (LPVOID lpAddress, SIZE_T dwSize, DWORD flNewProtect, PDWORD lpflOldProtect);
     66   WINBASEAPI LPVOID WINAPI VirtualAllocEx (HANDLE hProcess, LPVOID lpAddress, SIZE_T dwSize, DWORD flAllocationType, DWORD flProtect);
     67   WINBASEAPI WINBOOL WINAPI VirtualFreeEx (HANDLE hProcess, LPVOID lpAddress, SIZE_T dwSize, DWORD dwFreeType);
     68   WINBASEAPI WINBOOL WINAPI VirtualProtectEx (HANDLE hProcess, LPVOID lpAddress, SIZE_T dwSize, DWORD flNewProtect, PDWORD lpflOldProtect);
     69   WINBASEAPI SIZE_T WINAPI VirtualQueryEx (HANDLE hProcess, LPCVOID lpAddress, PMEMORY_BASIC_INFORMATION lpBuffer, SIZE_T dwLength);
     70   WINBASEAPI WINBOOL WINAPI ReadProcessMemory (HANDLE hProcess, LPCVOID lpBaseAddress, LPVOID lpBuffer, SIZE_T nSize, SIZE_T *lpNumberOfBytesRead);
     71   WINBASEAPI WINBOOL WINAPI WriteProcessMemory (HANDLE hProcess, LPVOID lpBaseAddress, LPCVOID lpBuffer, SIZE_T nSize, SIZE_T *lpNumberOfBytesWritten);
     72   WINBASEAPI HANDLE WINAPI CreateFileMappingW (HANDLE hFile, LPSECURITY_ATTRIBUTES lpFileMappingAttributes, DWORD flProtect, DWORD dwMaximumSizeHigh, DWORD dwMaximumSizeLow, LPCWSTR lpName);
     73   WINBASEAPI HANDLE WINAPI OpenFileMappingW (DWORD dwDesiredAccess, WINBOOL bInheritHandle, LPCWSTR lpName);
     74   WINBASEAPI LPVOID WINAPI MapViewOfFile (HANDLE hFileMappingObject, DWORD dwDesiredAccess, DWORD dwFileOffsetHigh, DWORD dwFileOffsetLow, SIZE_T dwNumberOfBytesToMap);
     75   WINBASEAPI LPVOID WINAPI MapViewOfFileEx (HANDLE hFileMappingObject, DWORD dwDesiredAccess, DWORD dwFileOffsetHigh, DWORD dwFileOffsetLow, SIZE_T dwNumberOfBytesToMap, LPVOID lpBaseAddress);
     76   WINBASEAPI SIZE_T WINAPI GetLargePageMinimum (VOID);
     77   WINBASEAPI WINBOOL WINAPI GetProcessWorkingSetSizeEx (HANDLE hProcess, PSIZE_T lpMinimumWorkingSetSize, PSIZE_T lpMaximumWorkingSetSize, PDWORD Flags);
     78   WINBASEAPI WINBOOL WINAPI SetProcessWorkingSetSizeEx (HANDLE hProcess, SIZE_T dwMinimumWorkingSetSize, SIZE_T dwMaximumWorkingSetSize, DWORD Flags);
     79   WINBASEAPI WINBOOL WINAPI VirtualLock (LPVOID lpAddress, SIZE_T dwSize);
     80   WINBASEAPI WINBOOL WINAPI VirtualUnlock (LPVOID lpAddress, SIZE_T dwSize);
     81   WINBASEAPI UINT WINAPI GetWriteWatch (DWORD dwFlags, PVOID lpBaseAddress, SIZE_T dwRegionSize, PVOID *lpAddresses, ULONG_PTR *lpdwCount, LPDWORD lpdwGranularity);
     82   WINBASEAPI UINT WINAPI ResetWriteWatch (LPVOID lpBaseAddress, SIZE_T dwRegionSize);
     83   WINBASEAPI HANDLE WINAPI CreateMemoryResourceNotification (MEMORY_RESOURCE_NOTIFICATION_TYPE NotificationType);
     84   WINBASEAPI WINBOOL WINAPI QueryMemoryResourceNotification (HANDLE ResourceNotificationHandle, PBOOL ResourceState);
     85   WINBASEAPI WINBOOL WINAPI GetSystemFileCacheSize (PSIZE_T lpMinimumFileCacheSize, PSIZE_T lpMaximumFileCacheSize, PDWORD lpFlags);
     86   WINBASEAPI WINBOOL WINAPI SetSystemFileCacheSize (SIZE_T MinimumFileCacheSize, SIZE_T MaximumFileCacheSize, DWORD Flags);
     87 
     88 #ifdef UNICODE
     89 #define CreateFileMapping CreateFileMappingW
     90 #define OpenFileMapping OpenFileMappingW
     91 #endif
     92 
     93 #if _WIN32_WINNT >= 0x0600
     94   WINBASEAPI HANDLE WINAPI CreateFileMappingNumaW (HANDLE hFile, LPSECURITY_ATTRIBUTES lpFileMappingAttributes, DWORD flProtect, DWORD dwMaximumSizeHigh, DWORD dwMaximumSizeLow, LPCWSTR lpName, DWORD nndPreferred);
     95 
     96 #ifdef UNICODE
     97 #define CreateFileMappingNuma CreateFileMappingNumaW
     98 #endif
     99 #endif
    100 #if _WIN32_WINNT >= 0x0602
    101   WINBASEAPI WINBOOL WINAPI PrefetchVirtualMemory (HANDLE hProcess, ULONG_PTR NumberOfEntries, PWIN32_MEMORY_RANGE_ENTRY VirtualAddresses, ULONG Flags);
    102   WINBASEAPI WINBOOL WINAPI UnmapViewOfFileEx (PVOID BaseAddress, ULONG UnmapFlags);
    103 #endif
    104 #if _WIN32_WINNT >= 0x0603
    105   WINBASEAPI DWORD WINAPI DiscardVirtualMemory (PVOID VirtualAddress, SIZE_T Size);
    106   WINBASEAPI DWORD WINAPI OfferVirtualMemory (PVOID VirtualAddress, SIZE_T Size, OFFER_PRIORITY Priority);
    107   WINBASEAPI DWORD WINAPI ReclaimVirtualMemory (PVOID VirtualAddress, SIZE_T Size);
    108 #endif
    109 #endif
    110 
    111 #ifdef __cplusplus
    112 }
    113 #endif
    114 #endif
    115