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How to use makeMmap method of windows Package

Best Syzkaller code snippet using windows.makeMmap

init.go

Source:init.go

...11		MEM_COMMIT:             target.GetConst("MEM_COMMIT"),12		MEM_RESERVE:            target.GetConst("MEM_RESERVE"),13		PAGE_EXECUTE_READWRITE: target.GetConst("PAGE_EXECUTE_READWRITE"),14	}15	target.MakeDataMmap = arch.makeMmap16}17type arch struct {18	target              *prog.Target19	virtualAllocSyscall *prog.Syscall20	MEM_COMMIT             uint6421	MEM_RESERVE            uint6422	PAGE_EXECUTE_READWRITE uint6423}24func (arch *arch) makeMmap() []*prog.Call {25	meta := arch.virtualAllocSyscall26	size := arch.target.NumPages * arch.target.PageSize27	return []*prog.Call{28		{29			Meta: meta,30			Args: []prog.Arg{31				prog.MakeVmaPointerArg(meta.Args[0].Type, prog.DirIn, 0, size),32				prog.MakeConstArg(meta.Args[1].Type, prog.DirIn, size),33				prog.MakeConstArg(meta.Args[2].Type, prog.DirIn, arch.MEM_COMMIT|arch.MEM_RESERVE),34				prog.MakeConstArg(meta.Args[3].Type, prog.DirIn, arch.PAGE_EXECUTE_READWRITE),35			},36			Ret: prog.MakeReturnArg(meta.Ret),37		},38	}...

makeMmap

Using AI Code Generation

1import (2func main() {3	m, err = syscall.Mmap(0, 0, 0, syscall.PROT_NONE, syscall.MAP_ANON|syscall.MAP_PRIVATE)4	if err != nil {5		fmt.Println("Mmap failed")6	}7	defer m.Unmap()8	err = m.Protect(syscall.PROT_READ | syscall.PROT_WRITE)9	if err != nil {10		fmt.Println("Protect failed")11	}12	*(*int)(unsafe.Pointer(&m.Data[0])) = 0x1234567813	err = m.Protect(syscall.PROT_READ)14	if err != nil {15		fmt.Println("Protect failed")16	}17	fmt.Printf("The data is: %x18", *(*int)(unsafe.Pointer(&m.Data[0])))19}

makeMmap

Using AI Code Generation

1import (2func main() {3	var (4	h, err := syscall.CreateFile(syscall.StringToUTF16Ptr("C:\\Users\\user\\Desktop\\1.txt"), access, sharemode, nil, createmode, syscall.FILE_ATTRIBUTE_NORMAL, 0)5	if err != nil {6		fmt.Println(err)7	}8	defer syscall.CloseHandle(h)9	var (10	filesize, filesizehigh, err = syscall.GetFileSize(h, nil)11	if err != nil {12		fmt.Println(err)13	}14	fmt.Println(filesize, filesizehigh)15	var (16	filemap, err = syscall.CreateFileMapping(h, nil, syscall.PAGE_READONLY, 0, 0, nil)17	if err != nil {18		fmt.Println(err)19	}20	defer syscall.CloseHandle(filemap)21	filemap64 = uint64(filemap)22	fmt.Println(filemap64)23	fmt.Println(filemap64)24	var (25	baseaddr, err = syscall.MapViewOfFile(syscall.Handle(filemap64), syscall.FILE_MAP_READ, 0, 0, 0)26	if err != nil {27		fmt.Println(err)28	}29	defer syscall.UnmapViewOfFile(baseaddr)30	baseaddr64 = uint64(baseaddr)31	fmt.Println(baseaddr64)32	var (33	data = (*[1 << 30]byte)(unsafe.Pointer(baseaddr64))[:mapviewsize:mapviewsize]34	fmt.Println(data)35}

makeMmap

Using AI Code Generation

1func main() {2    windows := new(windows)3    windows.makeMmap("test.txt")4}5func main() {6    windows := new(windows)7    windows.makeMmap("test.txt")8}9func main() {10    windows := new(windows)11    windows.makeMmap("test.txt")12}13func main() {14    windows := new(windows)15    windows.makeMmap("test.txt")16}17func main() {18    windows := new(windows)19    windows.makeMmap("test.txt")20}21func main() {22    windows := new(windows)23    windows.makeMmap("test.txt")24}25func main() {26    windows := new(windows)27    windows.makeMmap("test.txt")28}29func main() {30    windows := new(windows)31    windows.makeMmap("test.txt")32}33func main() {34    windows := new(windows)35    windows.makeMmap("test.txt")36}37func main() {38    windows := new(windows)39    windows.makeMmap("test.txt")40}41func main() {42    windows := new(windows)43    windows.makeMmap("test.txt")44}45func main() {46    windows := new(windows)47    windows.makeMmap("test.txt")48}49func main() {50    windows := new(windows)51    windows.makeMmap("test

makeMmap

Using AI Code Generation

1func main() {2    f, err = os.Open("C:\\Users\\user\\Desktop\\1.txt")3    if err != nil {4        fmt.Println(err)5    }6    defer f.Close()7    b, err = windows.MakeMmap(f, 0, 0, windows.PAGE_READONLY, windows.FILE_MAP_READ)8    if err != nil {9        fmt.Println(err)10    }11    fmt.Println(string(b))12}

makeMmap

Using AI Code Generation

1import (2func main() {3  var (4  fileHandle, err = windows.CreateFile(5    syscall.StringToUTF16Ptr("C:\\Users\\user\\Desktop\\test.txt"),6  if err != nil {7    fmt.Println("Error in creating file ", err)8  }9  handle, err := windows.MakeMmap(fileHandle, 0, 0, windows.PAGE_READWRITE)10  if err != nil {11    fmt.Println("Error in creating file mapping object ", err)12  }13  addr, err := windows.MapViewOfFile(handle, windows.FILE_MAP_ALL_ACCESS, 0, 0, 0)14  if err != nil {15    fmt.Println("Error in mapping view of a file ", err)16  }17  for i := 0; i < 10; i++ {18    *((*byte)(unsafe.Pointer(uintptr(addr) + uintptr(i)))) = byte(i)19  }20  if err := windows.UnmapViewOfFile(addr); err != nil {21    fmt.Println("Error in unmapping view of a file ", err)22  }23  if err := windows.CloseHandle(handle); err != nil {24    fmt.Println("Error in closing file mapping object ", err)25  }26}

makeMmap

Using AI Code Generation

1import (2func main() {3	f, err := os.OpenFile("C:\\Users\\saurabh\\Desktop\\test.txt", os.O_RDWR, 0666)4	if err != nil {5		fmt.Println(err)6	}7	finfo, err := f.Stat()8	if err != nil {9		fmt.Println(err)10	}11	fsize := finfo.Size()12	mmap, err := syscall.CreateFileMapping(syscall.Handle(f.Fd()), nil, syscall.PAGE_READWRITE, 0, uint32(fsize), nil)13	if err != nil {14		fmt.Println(err)15	}16	view, err := syscall.MapViewOfFile(mmap, syscall.FILE_MAP_WRITE, 0, 0, uint32(fsize))17	if err != nil {18		fmt.Println(err)19	}20	copy((*[100]byte)(unsafe.Pointer(view))[:], "Hello World")21	err = syscall.UnmapViewOfFile(view)22	if err != nil {23		fmt.Println(err)24	}25	err = syscall.CloseHandle(syscall.Handle(mmap))26	if err != nil {27		fmt.Println(err)28	}29	f.Close()30}

makeMmap

Using AI Code Generation

1import (2func main() {3file, _ := syscall.Open(path, syscall.O_RDWR, 0)4windows.MakeMmap(file, length)5}6import (7func main() {8file, _ := syscall.Open(path, syscall.O_RDWR, 0)9windows.MakeMmap(file, length)10}11import (12func main() {13file, _ := syscall.Open(path, syscall.O_RDWR, 0)14windows.MakeMmap(file, length)15}16import (17func main() {18file, _ := syscall.Open(path, syscall.O_RDWR, 0)19windows.MakeMmap(file, length)20}21import (22func main() {23file, _ := syscall.Open(path, syscall.O_RDWR, 0)24windows.MakeMmap(file, length)25}

makeMmap

Using AI Code Generation

1func main() {2    mmap, err := windows.MakeMmap("2.go", 0, 0)3    if err != nil {4        log.Fatal(err)5    }6    defer mmap.Close()7    fmt.Println(mmap.Data[:10])8}9func main() {10    mmap, err := windows.MakeMmap("3.go", 0, 0)11    if err != nil {12        log.Fatal(err)13    }14    defer mmap.Close()15    fmt.Println(mmap.Data[:10])16}17func main() {18    mmap, err := windows.MakeMmap("4.go", 0, 0)19    if err != nil {20        log.Fatal(err)21    }22    defer mmap.Close()23    fmt.Println(mmap.Data[:10])24}25func main() {26    mmap, err := windows.MakeMmap("5.go", 0, 0)27    if err != nil {28        log.Fatal(err)29    }30    defer mmap.Close()

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