mirror of
https://github.com/mirror/processhacker
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wj32
a17e10d425
* added KphOpenThreadProcess * hidden processes scanner can now detect FUTo * KPH cleanup - added argument attributes * improved auto-ForeColor git-svn-id: svn://svn.code.sf.net/p/processhacker/code@1436 21ef857c-d57f-4fe0-8362-d861dc6d29cd
109 lines
2.8 KiB
C
109 lines
2.8 KiB
C
/*
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* Process Hacker Driver -
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* hooks
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*
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* Copyright (C) 2009 wj32
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*
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* This file is part of Process Hacker.
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*
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* Process Hacker is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Process Hacker is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Process Hacker. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _HOOK_H
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#define _HOOK_H
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#include "kph.h"
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#include "ob.h"
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#define KPH_DEFINE_HOOK_CALL(Name, Arguments, Hook) \
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__declspec(naked) Name(Arguments) \
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{ \
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__asm lea eax, Hook \
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__asm mov eax, [eax+KPH_HOOK.Function] \
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__asm add eax, 5 \
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__asm push ebp \
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__asm mov ebp, esp \
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__asm jmp eax \
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} \
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typedef struct _KPH_HOOK
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{
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/* The address of the hooked function.
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Should NOT be a function that is callable above PASSIVE_LEVEL. */
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PVOID Function;
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/* The address of the new function. */
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PVOID Target;
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/* Whether the function is hooked. */
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BOOLEAN Hooked;
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/* The original first 5 bytes. */
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CHAR Bytes[5];
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} KPH_HOOK, *PKPH_HOOK;
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typedef struct _KPH_OB_OPEN_HOOK
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{
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/* The object type that is being hooked. */
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POBJECT_TYPE ObjectType;
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/* The original open procedure. */
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PVOID Function;
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/* The new open procedure for NT 5.1 (XP). */
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OB_OPEN_METHOD_51 Target51;
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/* The new open procedure for NT 6.1 and above (Vista, 7 or higher). */
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OB_OPEN_METHOD_60 Target60;
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/* Whether the open procedure is hooked. */
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BOOLEAN Hooked;
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} KPH_OB_OPEN_HOOK, *PKPH_OB_OPEN_HOOK;
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NTSTATUS KphHookInit();
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VOID KphInitializeHook(
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__out PKPH_HOOK Hook,
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__in PVOID Function,
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__in PVOID Target
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);
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NTSTATUS KphHook(
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__inout PKPH_HOOK Hook
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);
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NTSTATUS KphUnhook(
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__inout PKPH_HOOK Hook
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);
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NTSTATUS NTAPI KphObOpenCall(
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__in PKPH_OB_OPEN_HOOK ObOpenHook,
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__in OB_OPEN_REASON OpenReason,
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__in KPROCESSOR_MODE AccessMode,
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__in PEPROCESS Process,
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__in PVOID Object,
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__in ACCESS_MASK GrantedAccess,
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__in ULONG HandleCount
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);
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VOID KphInitializeObOpenHook(
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__inout PKPH_OB_OPEN_HOOK ObOpenHook,
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__in POBJECT_TYPE ObjectType,
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__in PVOID Target51,
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__in PVOID Target60
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);
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NTSTATUS KphObOpenHook(
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__inout PKPH_OB_OPEN_HOOK ObOpenHook
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);
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NTSTATUS KphObOpenUnhook(
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__inout PKPH_OB_OPEN_HOOK ObOpenHook
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);
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#endif
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