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package readmemory
import (
"encoding/binary"
"math"
"path/filepath"
"strconv"
"unsafe"
"github.com/0xrawsec/golang-win32/win32"
kernel32 "github.com/0xrawsec/golang-win32/win32/kernel32"
windows "golang.org/x/sys/windows"
)
func MemoryReadInit(pid uint32, targetModuleFilename string) (int64, bool) {
win32handle, _ := kernel32.OpenProcess(0x0010|windows.PROCESS_VM_READ|windows.PROCESS_QUERY_INFORMATION, win32.BOOL(0), win32.DWORD(pid))
moduleHandles, _ := kernel32.EnumProcessModules(win32handle)
for _, moduleHandle := range moduleHandles {
s, _ := kernel32.GetModuleFilenameExW(win32handle, moduleHandle)
if filepath.Base(s) == targetModuleFilename {
info, _ := kernel32.GetModuleInformation(win32handle, moduleHandle)
baseAddress := int64(info.LpBaseOfDll)
return baseAddress, true
}
}
return 0, false
}
func readMemoryAt(handle windows.Handle, procReadProcessMemory *windows.Proc, address int64) float32 {
var (
data [4]byte
length uint32
)
procReadProcessMemory.Call(
uintptr(handle),
uintptr(address),
uintptr(unsafe.Pointer(&data[0])),
uintptr(len(data)),
uintptr(unsafe.Pointer(&length)),
)
bits := binary.LittleEndian.Uint32(data[:])
float := math.Float32frombits(bits)
return float
}
func readMemoryAtByte8(handle windows.Handle, procReadProcessMemory *windows.Proc, address int64) uint64 {
var (
data [8]byte
length uint32
)
procReadProcessMemory.Call(
uintptr(handle),
uintptr(address),
uintptr(unsafe.Pointer(&data[0])),
uintptr(len(data)),
uintptr(unsafe.Pointer(&length)),
)
byte8 := binary.LittleEndian.Uint64(data[:])
return byte8
}
func ReadMemoryAtByte1(handle windows.Handle, procReadProcessMemory *windows.Proc, address int64) byte {
var (
data [1]byte
length uint32
)
procReadProcessMemory.Call(
uintptr(handle),
uintptr(address),
uintptr(unsafe.Pointer(&data[0])),
uintptr(len(data)),
uintptr(unsafe.Pointer(&length)),
)
return data[0]
}
func ReadMemoryAtByte2(handle windows.Handle, procReadProcessMemory *windows.Proc, address int64) uint16 {
var (
data [2]byte
length uint32
)
procReadProcessMemory.Call(
uintptr(handle),
uintptr(address),
uintptr(unsafe.Pointer(&data[0])),
uintptr(len(data)),
uintptr(unsafe.Pointer(&length)),
)
return binary.LittleEndian.Uint16(data[:])
}
type staticPointer struct {
baseOffset int64
offsets []string
}
func sumHex(aHex string, bHex string) string {
aDecimal, _ := strconv.ParseInt(aHex, 16, 0)
bDecimal, _ := strconv.ParseInt(bHex, 16, 0)
resultDecimal := aDecimal + bDecimal
resultHex := strconv.FormatInt(resultDecimal, 16)
return resultHex
}