com.oracle.svm.core.windows.headers

Class MemoryAPI

java.lang.Object

com.oracle.svm.core.windows.headers.MemoryAPI

public class MemoryAPI
extends Object

Definitions for Windows memoryapi.h

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	MemoryAPI.MEMORY_BASIC_INFORMATION Contains information about a range of pages.

Constructor Summary

Constructors

Constructor and Description
MemoryAPI()

Method Summary

Modifier and Type	Method and Description
static WinBase.HANDLE	CreateFileMappingW(WinBase.HANDLE hFile, org.graalvm.word.PointerBase lpFileMappingAttributes, int flProtect, int dwMaximumSizeHigh, int dwMaximumSizeLow, WindowsLibC.WCharPointer lpName) Creates or opens a named or unnamed file mapping object for a specified file.
static int	MEM_COMMIT() VirtualAlloc - flAllocationType Constants
static int	MEM_DECOMMIT() VirtualFree - dwFreeType Constants
static int	MEM_MAPPED() MEMORY_BASIC_INFORMATION - Type Constants
static int	MEM_RELEASE()
static int	MEM_RESERVE()
static int	PAGE_EXECUTE_READ()
static int	PAGE_EXECUTE_READWRITE()
static int	PAGE_EXECUTE() Memory Protection Constants
static int	PAGE_NOACCESS()
static int	PAGE_READONLY()
static int	PAGE_READWRITE()
static int	PAGE_WRITECOPY()
static int	UnmapViewOfFile(org.graalvm.word.PointerBase lpBaseAddress) Unmaps a mapped view of a file from the calling process's address space.
static org.graalvm.word.Pointer	VirtualAlloc(org.graalvm.word.PointerBase lpAddress, org.graalvm.word.UnsignedWord dwSize, int flAllocationType, int flProtect) Reserves, commits, or changes the state of a region of pages.
static int	VirtualFree(org.graalvm.word.PointerBase lpAddress, org.graalvm.word.UnsignedWord dwSize, int dwFreeType) Releases, decommits, or releases and decommits a region of pages.
static int	VirtualProtect(org.graalvm.word.PointerBase lpAddress, org.graalvm.word.UnsignedWord dwSize, int flNewProtect, org.graalvm.nativeimage.c.type.CIntPointer lpflOldProtect) Changes the protection on a region of committed pages.
static org.graalvm.word.UnsignedWord	VirtualQuery(org.graalvm.word.PointerBase lpAddress, MemoryAPI.MEMORY_BASIC_INFORMATION lpBuffer, org.graalvm.word.UnsignedWord dwLength) Retrieves information about a range of pages.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MemoryAPI

public MemoryAPI()

Method Detail

PAGE_EXECUTE

public static int PAGE_EXECUTE()

Memory Protection Constants

PAGE_EXECUTE_READ

public static int PAGE_EXECUTE_READ()

PAGE_EXECUTE_READWRITE

public static int PAGE_EXECUTE_READWRITE()

PAGE_NOACCESS

public static int PAGE_NOACCESS()

PAGE_READONLY

public static int PAGE_READONLY()

PAGE_READWRITE

public static int PAGE_READWRITE()

PAGE_WRITECOPY

public static int PAGE_WRITECOPY()

CreateFileMappingW

public static WinBase.HANDLE CreateFileMappingW(WinBase.HANDLE hFile,
                                                org.graalvm.word.PointerBase lpFileMappingAttributes,
                                                int flProtect,
                                                int dwMaximumSizeHigh,
                                                int dwMaximumSizeLow,
                                                WindowsLibC.WCharPointer lpName)

Creates or opens a named or unnamed file mapping object for a specified file.

UnmapViewOfFile

public static int UnmapViewOfFile(org.graalvm.word.PointerBase lpBaseAddress)

Unmaps a mapped view of a file from the calling process's address space.

VirtualAlloc

public static org.graalvm.word.Pointer VirtualAlloc(org.graalvm.word.PointerBase lpAddress,
                                                    org.graalvm.word.UnsignedWord dwSize,
                                                    int flAllocationType,
                                                    int flProtect)

Reserves, commits, or changes the state of a region of pages.

MEM_COMMIT

public static int MEM_COMMIT()

VirtualAlloc - flAllocationType Constants

MEM_RESERVE

public static int MEM_RESERVE()

VirtualFree

public static int VirtualFree(org.graalvm.word.PointerBase lpAddress,
                              org.graalvm.word.UnsignedWord dwSize,
                              int dwFreeType)

Releases, decommits, or releases and decommits a region of pages.

MEM_DECOMMIT

public static int MEM_DECOMMIT()

VirtualFree - dwFreeType Constants

MEM_RELEASE

public static int MEM_RELEASE()

VirtualProtect

public static int VirtualProtect(org.graalvm.word.PointerBase lpAddress,
                                 org.graalvm.word.UnsignedWord dwSize,
                                 int flNewProtect,
                                 org.graalvm.nativeimage.c.type.CIntPointer lpflOldProtect)

Changes the protection on a region of committed pages.

VirtualQuery

public static org.graalvm.word.UnsignedWord VirtualQuery(org.graalvm.word.PointerBase lpAddress,
                                                         MemoryAPI.MEMORY_BASIC_INFORMATION lpBuffer,
                                                         org.graalvm.word.UnsignedWord dwLength)

Retrieves information about a range of pages.

MEM_MAPPED

public static int MEM_MAPPED()

MEMORY_BASIC_INFORMATION - Type Constants