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68 lines
1.5 KiB
68 lines
1.5 KiB
#ifndef INETCHAR_H
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#define INETCHAR_H
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/* Copyright (c) 1998 Microsoft Corporation
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Module Name:
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inetchar.h
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Abstract:
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macros for converting between Unicode and MultiByte characters.
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Contents:
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REASSIGN_ALLOC
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REASSIGN_SIZE
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ALLOC_MB
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UNICODE_TO_ANSI
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Author:
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Ahsan S. Kabir
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Revision History:
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18Nov97 akabir
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Created
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*/
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//
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// ---- Macros to simplify recovering values from memory packets -------------
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#define REASSIGN_ALLOC(mp,ps,dw) \
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ps = mp.psStr; \
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dw = mp.dwAlloc;
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#define REASSIGN_SIZE(mp,ps,dw) \
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ps = mp.psStr; \
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dw = mp.dwSize;
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// -- (MAYBE_)ALLOC_MB ------------
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// Macros to allocate enough memory for an ansi-equivalent string
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#define ALLOC_MB(URLW,DWW,MPMP) { \
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MPMP.dwAlloc = ((DWW ? DWW : lstrlenW(URLW))+ 1)*sizeof(WCHAR); \
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MPMP.psStr = (LPSTR)ALLOC_BYTES(MPMP.dwAlloc*sizeof(CHAR)); }
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// -- UNICODE_TO_ANSI -----
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// Base case macro to convert from unicode to ansi
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// We're subtracting 1 because we're converting the nullchar in dwAlloc.
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#define UNICODE_TO_ANSI(pszW, mpA) \
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mpA.dwSize = \
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WideCharToMultiByte(CP_ACP,0,pszW,(mpA.dwAlloc/sizeof(*pszW))-1,mpA.psStr,mpA.dwAlloc,NULL,NULL); \
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mpA.psStr[mpA.dwSize]= '\0';
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#define UNICODE_TO_ANSI_CHECKED(pszW, mpA, pfNotSafe) \
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mpA.dwSize = \
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WideCharToMultiByte(CP_ACP,0,pszW,(mpA.dwAlloc/sizeof(*pszW))-1,mpA.psStr,mpA.dwAlloc,NULL,pfNotSafe); \
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mpA.psStr[mpA.dwSize]= '\0';
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#endif
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