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Merge pull request #1802 from tunz/tunz/hook-del 

[dotnet] Use native binding calls whenever possible
This commit is contained in:
lazymio 2023-03-12 20:03:46 +01:00 committed by GitHub
parent fb78016127 b4b6caf57c
commit f442203628
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 138 additions and 143 deletions
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281
bindings/dotnet/UnicornEngine/Unicorn.fs
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@ -22,17 +22,16 @@ and SyscallHook = delegate of Unicorn * Object -> unit
and Unicorn(arch: Int32, mode: Int32, binding: IBinding) =
// hook callback list
let _codeHooks = new List<(CodeHook * Object)>()
let _blockHooks = new List<(BlockHook * Object)>()
let _interruptHooks = new List<(InterruptHook * Object)>()
let _memReadHooks = new List<(MemReadHook * Object)>()
let _memWriteHooks = new List<(MemWriteHook * Object)>()
let _memEventHooks = new Dictionary<Int32, List<(EventMemHook * Object)>>()
let _inHooks = new List<(InHook * Object)>()
let _outHooks = new List<(OutHook * Object)>()
let _syscallHooks = new List<(SyscallHook * Object)>()
let _codeHooks = new List<(CodeHook * (UIntPtr * Object * Object))>()
let _blockHooks = new List<(BlockHook * (UIntPtr * Object * Object))>()
let _interruptHooks = new List<(InterruptHook * (UIntPtr * Object * Object))>()
let _memReadHooks = new List<(MemReadHook * (UIntPtr * Object * Object))>()
let _memWriteHooks = new List<(MemWriteHook * (UIntPtr * Object * Object))>()
let _memEventHooks = new Dictionary<Int32, List<(EventMemHook * (UIntPtr * Object * Object))>>()
let _inHooks = new List<(InHook * (UIntPtr * Object * Object))>()
let _outHooks = new List<(OutHook * (UIntPtr * Object * Object))>()
let _syscallHooks = new List<(SyscallHook * (UIntPtr * Object * Object))>()
let _disposablePointers = new List<nativeint>()
let _hookInternals = new List<Object>();
let _eventMemMap =
[
@ -46,14 +45,25 @@ and Unicorn(arch: Int32, mode: Int32, binding: IBinding) =
let mutable _eng = [|UIntPtr.Zero|]
let checkResult(errCode: Int32, errMsg: String) =
if errCode <> Common.UC_ERR_OK then raise(ApplicationException(String.Format("{0}. Error: {1}", errMsg, errCode)))
let strError(errorNo: Int32) =
let errorStringPointer = binding.Strerror(errorNo)
Marshal.PtrToStringAnsi(errorStringPointer)
let hookDel(callbacks: List<'a * Object>) (callback: 'a)=
// TODO: invoke the native function in order to not call the trampoline anymore
callbacks
|> Seq.tryFind(fun item -> match item with | (c, _) -> c = callback)
|> (fun k -> if k.IsSome then callbacks.Remove(k.Value) |> ignore)
let checkResult(errorCode: Int32) =
// return the exception instead of raising it in order to have a more meaningful stack trace
if errorCode <> Common.UC_ERR_OK then
let errorMessage = strError(errorCode)
Some <| UnicornEngineException(errorCode, errorMessage)
else None
let hookDel(callbacks: List<'a * (UIntPtr * Object * Object)>) (callback: 'a)=
match callbacks |> Seq.tryFind(fun item -> match item with | (c, _) -> c = callback) with
| Some(item) ->
let (hh, _, _) = snd item
match binding.HookDel(_eng.[0], hh) |> checkResult with
| Some e -> raise e
| None -> callbacks.Remove(item) |> ignore
| None -> ()
let allocate(size: Int32) =
let mem = Marshal.AllocHGlobal(size)
@ -64,61 +74,55 @@ and Unicorn(arch: Int32, mode: Int32, binding: IBinding) =
// initialize event list
_eventMemMap
|> Seq.map(fun kv -> kv.Key)
|> Seq.iter (fun eventType -> _memEventHooks.Add(eventType, new List<EventMemHook * Object>()))
|> Seq.iter (fun eventType -> _memEventHooks.Add(eventType, new List<EventMemHook * (UIntPtr * Object * Object)>()))
// init engine
_eng <- [|new UIntPtr(allocate(IntPtr.Size))|]
let err = binding.UcOpen(uint32 arch, uint32 mode, _eng)
checkResult(err, "Unable to open the Unicorn Engine")
if err <> Common.UC_ERR_OK then
raise(ApplicationException(String.Format("Unable to open the Unicorn Engine. Error: {0}", err)))
new(arch, mode) = new Unicorn(arch, mode, BindingFactory.getDefault())
member private this.CheckResult(errorCode: Int32) =
// return the exception instead of raising it in order to have a more meaningful stack trace
if errorCode <> Common.UC_ERR_OK then
let errorMessage = this.StrError(errorCode)
Some <| UnicornEngineException(errorCode, errorMessage)
else None
member this.MemMap(address: Int64, size: Int64, perm: Int32) =
let size = new UIntPtr(uint64 size)
match binding.MemMap(_eng.[0], uint64 address, size, uint32 perm) |> this.CheckResult with
match binding.MemMap(_eng.[0], uint64 address, size, uint32 perm) |> checkResult with
| Some e -> raise e | None -> ()
member this.MemMapPtr(address: Int64, size: Int64, perm: Int32, ptr: IntPtr) =
let size = new UIntPtr(uint64 size)
let ptr = new UIntPtr(ptr.ToPointer())
match binding.MemMapPtr(_eng.[0], uint64 address, size, uint32 perm, ptr) |> this.CheckResult with
match binding.MemMapPtr(_eng.[0], uint64 address, size, uint32 perm, ptr) |> checkResult with
| Some e -> raise e | None -> ()
member this.MemUnmap(address: Int64, size: Int64) =
let size = new UIntPtr(uint64 size)
match binding.MemUnmap(_eng.[0], uint64 address, size) |> this.CheckResult with
match binding.MemUnmap(_eng.[0], uint64 address, size) |> checkResult with
| Some e -> raise e | None -> ()
member this.MemProtect(address: Int64, size: Int64, ?perm: Int32) =
let size = new UIntPtr(uint64 size)
let perm = defaultArg perm Common.UC_PROT_ALL
match binding.MemProtect(_eng.[0], uint64 address, size, uint32 perm) |> this.CheckResult with
match binding.MemProtect(_eng.[0], uint64 address, size, uint32 perm) |> checkResult with
| Some e -> raise e | None -> ()
member this.MemWrite(address: Int64, value: Byte array) =
match binding.MemWrite(_eng.[0], uint64 address, value, new UIntPtr(uint32 value.Length)) |> this.CheckResult with
match binding.MemWrite(_eng.[0], uint64 address, value, new UIntPtr(uint32 value.Length)) |> checkResult with
| Some e -> raise e | None -> ()
member this.MemRead(address: Int64, memValue: Byte array) =
match binding.MemRead(_eng.[0], uint64 address, memValue, new UIntPtr(uint32 memValue.Length)) |> this.CheckResult with
match binding.MemRead(_eng.[0], uint64 address, memValue, new UIntPtr(uint32 memValue.Length)) |> checkResult with
| Some e -> raise e | None -> ()
member this.RegWrite(regId: Int32, value: Byte array) =
match binding.RegWrite(_eng.[0], regId, value) |> this.CheckResult with
match binding.RegWrite(_eng.[0], regId, value) |> checkResult with
| Some e -> raise e | None -> ()
member this.RegWrite(regId: Int32, value: Int64) =
this.RegWrite(regId, int64ToBytes value)
member this.RegRead(regId: Int32, regValue: Byte array) =
match binding.RegRead(_eng.[0], regId, regValue) |> this.CheckResult with
match binding.RegRead(_eng.[0], regId, regValue) |> checkResult with
| Some e -> raise e | None -> ()
member this.RegRead(regId: Int32) =
@ -127,15 +131,15 @@ and Unicorn(arch: Int32, mode: Int32, binding: IBinding) =
bytesToInt64 buffer
member this.EmuStart(beginAddr: Int64, untilAddr: Int64, timeout: Int64, count: Int64) =
match binding.EmuStart(_eng.[0], uint64 beginAddr, uint64 untilAddr, uint64 timeout, uint64 count) |> this.CheckResult with
match binding.EmuStart(_eng.[0], uint64 beginAddr, uint64 untilAddr, uint64 timeout, uint64 count) |> checkResult with
| Some e -> raise e | None -> ()
member this.EmuStop() =
match binding.EmuStop(_eng.[0]) |> this.CheckResult with
match binding.EmuStop(_eng.[0]) |> checkResult with
| Some e -> raise e | None -> ()
member this.Close() =
match binding.Close(_eng.[0]) |> this.CheckResult with
match binding.Close(_eng.[0]) |> checkResult with
| Some e -> raise e | None -> ()
member this.ArchSupported(arch: Int32) =
@ -144,24 +148,18 @@ and Unicorn(arch: Int32, mode: Int32, binding: IBinding) =
member this.ErrNo() =
binding.Errono(_eng.[0])
member this.StrError(errorNo: Int32) =
let errorStringPointer = binding.Strerror(errorNo)
Marshal.PtrToStringAnsi(errorStringPointer)
member this.AddCodeHook(callback: CodeHook, userData: Object, beginAddr: Int64, endAddr: Int64) =
let trampoline(u: IntPtr) (addr: Int64) (size: Int32) (user: IntPtr) =
_codeHooks
|> Seq.iter(fun (callback, userData) -> callback.Invoke(this, addr, size, userData))
callback.Invoke(this, addr, size, userData)
if _codeHooks |> Seq.isEmpty then
let codeHookInternal = new CodeHookInternal(trampoline)
_hookInternals.Add(codeHookInternal)
let funcPointer = Marshal.GetFunctionPointerForDelegate(codeHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_CODE, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr) |> this.CheckResult with
| Some e -> raise e | None -> ()
let codeHookInternal = new CodeHookInternal(trampoline)
let funcPointer = Marshal.GetFunctionPointerForDelegate(codeHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_CODE, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr) |> checkResult with
| Some e -> raise e | None -> ()
_codeHooks.Add(callback, userData)
let hh = (unativeint)(Marshal.ReadIntPtr((nativeint)hh))
_codeHooks.Add(callback, (hh, userData, codeHookInternal))
member this.AddCodeHook(callback: CodeHook, beginAddr: Int64, endAddr: Int64) =
this.AddCodeHook(callback, null, beginAddr, endAddr)
@ -171,36 +169,32 @@ and Unicorn(arch: Int32, mode: Int32, binding: IBinding) =
member this.AddBlockHook(callback: BlockHook, userData: Object, beginAddr: Int64, endAddr: Int64) =
let trampoline(u: IntPtr) (addr: Int64) (size: Int32) (user: IntPtr) =
_blockHooks
|> Seq.iter(fun (callback, userData) -> callback.Invoke(this, addr, size, userData))
callback.Invoke(this, addr, size, userData)
if _blockHooks |> Seq.isEmpty then
let blockHookInternal = new BlockHookInternal(trampoline)
_hookInternals.Add(blockHookInternal)
let funcPointer = Marshal.GetFunctionPointerForDelegate(blockHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_BLOCK, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr) |> this.CheckResult with
| Some e -> raise e | None -> ()
let blockHookInternal = new BlockHookInternal(trampoline)
let funcPointer = Marshal.GetFunctionPointerForDelegate(blockHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_BLOCK, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr) |> checkResult with
| Some e -> raise e | None -> ()
_blockHooks.Add(callback, userData)
let hh = (unativeint)(Marshal.ReadIntPtr((nativeint)hh))
_blockHooks.Add(callback, (hh, userData, blockHookInternal))
member this.HookDel(callback: BlockHook) =
hookDel _blockHooks callback
member this.AddInterruptHook(callback: InterruptHook, userData: Object, hookBegin: UInt64, hookEnd : UInt64) =
let trampoline(u: IntPtr) (intNumber: Int32) (user: IntPtr) =
_interruptHooks
|> Seq.iter(fun (callback, userData) -> callback.Invoke(this, intNumber, userData))
callback.Invoke(this, intNumber, userData)
if _interruptHooks |> Seq.isEmpty then
let interruptHookInternal = new InterruptHookInternal(trampoline)
_hookInternals.Add(interruptHookInternal)
let funcPointer = Marshal.GetFunctionPointerForDelegate(interruptHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_INTR, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, hookBegin, hookEnd) |> this.CheckResult with
| Some e -> raise e | None -> ()
let interruptHookInternal = new InterruptHookInternal(trampoline)
let funcPointer = Marshal.GetFunctionPointerForDelegate(interruptHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_INTR, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, hookBegin, hookEnd) |> checkResult with
| Some e -> raise e | None -> ()
_interruptHooks.Add(callback, userData)
let hh = (unativeint)(Marshal.ReadIntPtr((nativeint)hh))
_interruptHooks.Add(callback, (hh, userData, interruptHookInternal))
member this.AddInterruptHook(callback: InterruptHook) =
this.AddInterruptHook(callback, null, uint64 1, uint64 0)
@ -210,129 +204,130 @@ and Unicorn(arch: Int32, mode: Int32, binding: IBinding) =
member this.AddMemReadHook(callback: MemReadHook, userData: Object, beginAddr: Int64, endAddr: Int64) =
let trampoline(u: IntPtr) (_eventType: Int32) (addr: Int64) (size: Int32) (user: IntPtr) =
_memReadHooks
|> Seq.iter(fun (callback, userData) -> callback.Invoke(this, addr, size, userData))
callback.Invoke(this, addr, size, userData)
if _memReadHooks |> Seq.isEmpty then
let memReadHookInternal = new MemReadHookInternal(trampoline)
_hookInternals.Add(memReadHookInternal)
let funcPointer = Marshal.GetFunctionPointerForDelegate(memReadHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_MEM_READ, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr) |> this.CheckResult with
| Some e -> raise e | None -> ()
let memReadHookInternal = new MemReadHookInternal(trampoline)
let funcPointer = Marshal.GetFunctionPointerForDelegate(memReadHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_MEM_READ, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr) |> checkResult with
| Some e -> raise e | None -> ()
_memReadHooks.Add(callback, userData)
let hh = (unativeint)(Marshal.ReadIntPtr((nativeint)hh))
_memReadHooks.Add(callback, (hh, userData, memReadHookInternal))
member this.HookDel(callback: MemReadHook) =
hookDel _memReadHooks callback
member this.AddMemWriteHook(callback: MemWriteHook, userData: Object, beginAddr: Int64, endAddr: Int64) =
let trampoline(u: IntPtr) (_eventType: Int32) (addr: Int64) (size: Int32) (value: Int64) (user: IntPtr) =
_memWriteHooks
|> Seq.iter(fun (callback, userData) -> callback.Invoke(this, addr, size, value, userData))
callback.Invoke(this, addr, size, value, userData)
if _memWriteHooks |> Seq.isEmpty then
let memWriteHookInternal = new MemWriteHookInternal(trampoline)
_hookInternals.Add(memWriteHookInternal)
let funcPointer = Marshal.GetFunctionPointerForDelegate(memWriteHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_MEM_WRITE, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr) |> this.CheckResult with
| Some e -> raise e | None -> ()
let memWriteHookInternal = new MemWriteHookInternal(trampoline)
let funcPointer = Marshal.GetFunctionPointerForDelegate(memWriteHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, Common.UC_HOOK_MEM_WRITE, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr) |> checkResult with
| Some e -> raise e | None -> ()
_memWriteHooks.Add(callback, userData)
let hh = (unativeint)(Marshal.ReadIntPtr((nativeint)hh))
_memWriteHooks.Add(callback, (hh, userData, memWriteHookInternal))
member this.HookDel(callback: MemWriteHook) =
hookDel _memWriteHooks callback
member this.AddEventMemHook(callback: EventMemHook, eventType: Int32, userData: Object) =
member this.AddEventMemHook(callback: EventMemHook, eventType: Int32, userData: Object, beginAddr: Int64, endAddr: Int64) =
let trampoline(u: IntPtr) (eventType: Int32) (addr: Int64) (size: Int32) (value: Int64) (user: IntPtr) =
_memEventHooks.Keys
|> Seq.filter(fun eventFlag -> (eventType &&& eventFlag) <> 0)
|> Seq.map(fun eventflag -> _memEventHooks.[eventflag])
|> Seq.concat
|> Seq.map(fun (callback, userData) -> callback.Invoke(this, eventType, addr, size, value, userData))
|> Seq.forall id
callback.Invoke(this, eventType, addr, size, value, userData)
// register the event if not already done
_memEventHooks.Keys
|> Seq.filter(fun eventFlag -> (eventType &&& eventFlag) <> 0)
|> Seq.filter(fun eventFlag -> _memEventHooks.[eventFlag] |> Seq.isEmpty)
|> Seq.iter(fun eventFlag ->
let memEventHookInternal = new EventMemHookInternal(trampoline)
_hookInternals.Add(memEventHookInternal)
let funcPointer = Marshal.GetFunctionPointerForDelegate(memEventHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddNoarg(_eng.[0], hh, eventFlag, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 1, uint64 0) |> this.CheckResult with
match binding.HookAddNoarg(_eng.[0], hh, eventFlag, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr) |> checkResult with
| Some e -> raise e | None -> ()
let hh = (unativeint)(Marshal.ReadIntPtr((nativeint)hh))
_memEventHooks.[eventFlag].Add((callback, (hh, userData, memEventHookInternal)))
)
// register the callbacks
_memEventHooks.Keys
|> Seq.filter(fun eventFlag -> (eventType &&& eventFlag) <> 0)
|> Seq.iter(fun eventFlag -> _memEventHooks.[eventFlag].Add((callback, userData)))
member this.AddEventMemHook(callback: EventMemHook, eventType: Int32, userData: Object) =
this.AddEventMemHook(callback, eventType, userData, 1, 0)
member this.AddEventMemHook(callback: EventMemHook, eventType: Int32) =
this.AddEventMemHook(callback, eventType, null)
member this.HookDel(callback: EventMemHook) =
let callbacks = (_memEventHooks.Values |> Seq.concat).ToList()
hookDel callbacks callback
_memEventHooks.Keys
|> Seq.iter(fun eventFlag -> hookDel _memEventHooks.[eventFlag] callback)
member this.AddInHook(callback: InHook, userData: Object, beginAddr: Int64, endAddr: Int64) =
let trampoline(u: IntPtr) (port: Int32) (size: Int32) (user: IntPtr) =
callback.Invoke(this, port, size, userData)
let inHookInternal = new InHookInternal(trampoline)
let funcPointer = Marshal.GetFunctionPointerForDelegate(inHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddArg0(_eng.[0], hh, Common.UC_HOOK_INSN, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr, X86.UC_X86_INS_IN) |> checkResult with
| Some e -> raise e | None -> ()
let hh = (unativeint)(Marshal.ReadIntPtr((nativeint)hh))
_inHooks.Add(callback, (hh, userData, inHookInternal))
member this.AddInHook(callback: InHook, userData: Object) =
let trampoline(u: IntPtr) (port: Int32) (size: Int32) (user: IntPtr) =
_inHooks
|> Seq.map(fun (callback, userData) -> callback.Invoke(this, port, size, userData))
|> Seq.last
if _inHooks |> Seq.isEmpty then
let inHookInternal = new InHookInternal(trampoline)
_hookInternals.Add(inHookInternal)
let funcPointer = Marshal.GetFunctionPointerForDelegate(inHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddArg0(_eng.[0], hh, Common.UC_HOOK_INSN, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 1, uint64 0, X86.UC_X86_INS_IN) |> this.CheckResult with
| Some e -> raise e | None -> ()
_inHooks.Add(callback, userData)
this.AddInHook(callback, userData, 1, 0)
member this.AddInHook(callback: InHook) =
this.AddInHook(callback, null)
member this.AddOutHook(callback: OutHook, userData: Object) =
member this.HookDel(callback: InHook) =
hookDel _inHooks callback
member this.AddOutHook(callback: OutHook, userData: Object, beginAddr: Int64, endAddr: Int64) =
let trampoline(u: IntPtr) (port: Int32) (size: Int32) (value: Int32) (user: IntPtr) =
_outHooks
|> Seq.iter(fun (callback, userData) -> callback.Invoke(this, port, size, value, userData))
callback.Invoke(this, port, size, value, userData)
if _outHooks |> Seq.isEmpty then
let outHookInternal = new OutHookInternal(trampoline)
_hookInternals.Add(outHookInternal)
let funcPointer = Marshal.GetFunctionPointerForDelegate(outHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddArg0(_eng.[0], hh, Common.UC_HOOK_INSN, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 1, uint64 0, X86.UC_X86_INS_OUT) |> this.CheckResult with
| Some e -> raise e | None -> ()
let outHookInternal = new OutHookInternal(trampoline)
let funcPointer = Marshal.GetFunctionPointerForDelegate(outHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddArg0(_eng.[0], hh, Common.UC_HOOK_INSN, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr, X86.UC_X86_INS_OUT) |> checkResult with
| Some e -> raise e | None -> ()
_outHooks.Add(callback, userData)
let hh = (unativeint)(Marshal.ReadIntPtr((nativeint)hh))
_outHooks.Add(callback, (hh, userData, outHookInternal))
member this.AddOutHook(callback: OutHook, userData: Object) =
this.AddOutHook(callback, userData, 1, 0)
member this.AddOutHook(callback: OutHook) =
this.AddOutHook(callback, null)
member this.AddSyscallHook(callback: SyscallHook, userData: Object) =
member this.HookDel(callback: OutHook) =
hookDel _outHooks callback
member this.AddSyscallHook(callback: SyscallHook, userData: Object, beginAddr: Int64, endAddr: Int64) =
let trampoline(u: IntPtr) (user: IntPtr) =
_syscallHooks
|> Seq.iter(fun (callback, userData) -> callback.Invoke(this, userData))
callback.Invoke(this, userData)
if _syscallHooks |> Seq.isEmpty then
let syscallHookInternal = new SyscallHookInternal(trampoline)
_hookInternals.Add(syscallHookInternal)
let funcPointer = Marshal.GetFunctionPointerForDelegate(syscallHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddArg0(_eng.[0], hh, Common.UC_HOOK_INSN, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 1, uint64 0, X86.UC_X86_INS_SYSCALL) |> this.CheckResult with
| Some e -> raise e | None -> ()
let syscallHookInternal = new SyscallHookInternal(trampoline)
let funcPointer = Marshal.GetFunctionPointerForDelegate(syscallHookInternal)
let hh = new UIntPtr(allocate(IntPtr.Size))
match binding.HookAddArg0(_eng.[0], hh, Common.UC_HOOK_INSN, new UIntPtr(funcPointer.ToPointer()), IntPtr.Zero, uint64 beginAddr, uint64 endAddr, X86.UC_X86_INS_SYSCALL) |> checkResult with
| Some e -> raise e | None -> ()
_syscallHooks.Add(callback, userData)
let hh = (unativeint)(Marshal.ReadIntPtr((nativeint)hh))
_syscallHooks.Add(callback, (hh, userData, syscallHookInternal))
member this.AddSyscallHook(callback: SyscallHook, userData: Object) =
this.AddSyscallHook(callback, userData, 1, 0)
member this.AddSyscallHook(callback: SyscallHook) =
this.AddSyscallHook(callback, null)
member this.HookDel(callback: SyscallHook) =
hookDel _syscallHooks callback
member this.Version() =
let (major, minor) = (new UIntPtr(), new UIntPtr())
let combined = binding.Version(major, minor)