Michael Fabian Dirks
36 lines
1.7 KiB
C++
36 lines
1.7 KiB
C++
// BlitzPointer - Adding Pointers to Blitz.
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// Copyright (C) 2015 Project Kube (Michael Fabian Dirks)
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program 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 Lesser General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#pragma once
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#include "dllmain.h"
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#include <string>
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DLL_EXPORT intptr_t BlitzPointer_GetReturnAddress();
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DLL_EXPORT intptr_t BlitzPointer_GetFunctionPointer();
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// Defines for easier function generation.
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#define CALLFUNCTION_DECL_BEGIN(NAME) DLL_EXPORT int32_t BlitzPointer_CallFunction##NAME(intptr_t lpFunctionPointer
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#define CALLFUNCTION_DECL_PARAMETER(TYPE, NAME) , TYPE NAME
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#define CALLFUNCTION_DECL_END() )
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#define CALLFUNCTION_IMPL_BEGIN() {
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#define CALLFUNCTION_IMPL_SAFEGUARD() if (!lpFunctionPointer) return NULL;
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#define CALLFUNCTION_IMPL_PREPARE(COUNT) __asm SUB ESP, COUNT * 4
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#define CALLFUNCTION_IMPL_PARAMETER(INDEX, NAME) __asm MOV EAX, [NAME] __asm MOV [ESP + INDEX * 4], EAX
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#define CALLFUNCTION_IMPL_CALL() __asm CALL DWORD ptr[lpFunctionPointer]
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#define CALLFUNCTION_IMPL_RESULT() int32_t result; __asm MOV [result], EAX
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#define CALLFUNCTION_IMPL_RETURN() return result;
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#define CALLFUNCTION_IMPL_END() }
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