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105 lines
3.1 KiB
105 lines
3.1 KiB
// This is a part of the Microsoft Foundation Classes C++ library.
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// Copyright (C) 1992-1995 Microsoft Corporation
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// All rights reserved.
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//
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// This source code is only intended as a supplement to the
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// Microsoft Foundation Classes Reference and related
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// electronic documentation provided with the library.
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// See these sources for detailed information regarding the
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// Microsoft Foundation Classes product.
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#include "stdafx.h"
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#include <afxisapi.h>
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// Note: because of the nature of these functions, it is not possible
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// to create a 'C' or 'C++' version of them. These functions are used
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// for the lowest level of the OLE IDispatch implementation, and need
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// to be ported to each supported platform.
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extern "C" {
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/////////////////////////////////////////////////////////////////////////////
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// Intel 386 version
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#ifdef _X86_
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__declspec(naked) void AFXISAPI
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_AfxParseCall(AFX_PISAPICMD /*pfn*/, void* /*pArgs*/, UINT /*nSizeArgs*/)
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{
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_asm
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{
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pop edx // edx = return address
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pop eax // eax = pfn
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pop ecx // ecx = pArgs
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add ecx,[esp] // ecx += nSizeArgs (=scratch area)
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mov [ecx],edx // scratch[0] = return address
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sub ecx,[esp] // ecx = pArgs (again)
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mov esp,ecx // esp = pArgs (usually already correct)
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pop ecx // ecx = this pointer (the CCmdTarget*)
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call eax // call member function
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ret // esp[0] should = scratch[0] = return address
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}
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}
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#endif // _X86_
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/////////////////////////////////////////////////////////////////////////////
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// MIPS R4000 version
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#ifdef _MIPS_
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extern "C" void _asm(char *, ...);
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void AFXISAPI
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_AfxParseCall(AFX_PMSG /*pfn*/, void* /*pArgs*/, UINT /*nSizeArgs*/)
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{
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_asm("addiu %sp,%a1,0x0"); // sp = pArgs
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_asm("addiu %t6,%a0,0x0"); // t6 = pfn (save it)
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_asm("lw %a0,0x0(%sp)"); // a0 = param0
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_asm("lw %a1,0x4(%sp)"); // a1 = param1
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_asm("lw %a2,0x8(%sp)"); // a2 = param2
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_asm("lw %a3,0xc(%sp)"); // a3 = param3
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_asm("j %t6"); // ip = pfn (jump to target function)
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}
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#endif // _MIPS_
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/////////////////////////////////////////////////////////////////////////////
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// DEC Alpha AXP version
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#ifdef _ALPHA_
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// Note: ALPHA version is in src\alpha\inetcal_.s
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// The ALPHA compiler does not support inline assembly, so it
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// must be build separately with the ASAXP assembler.
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#endif // _ALPHA_
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/////////////////////////////////////////////////////////////////////////////
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// 680x0 version
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#ifdef _68K_
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// Note: Mac68k version is in src\m68k\inetcal_.obj
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// The 68k compiler does not support inline assembly, so it
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// has been build separate and included as an object
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#endif // _68K_
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/////////////////////////////////////////////////////////////////////////////
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// PowerMac version
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#ifdef _MPPC_
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// Note: MacPPC version is in src\mppc\inetcal_.obj
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// The Mac PowerPC compiler does not support inline assembly, so it
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// has been build separate and included as an object
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#endif // _MPPC_
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} // end extern "C" block
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/////////////////////////////////////////////////////////////////////////////
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