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98 lines
2.9 KiB
98 lines
2.9 KiB
//
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// SafeReg.h
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//
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// Functions to ensure strings read from the registry are null-terminated.
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//
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// History:
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//
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// 2002-03-20 KenSh Created
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//
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// Copyright (c) 2002 Microsoft Corporation
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//
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#pragma once
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#define REG_E_MORE_DATA HRESULT_FROM_WIN32(ERROR_MORE_DATA)
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// Override these if you need a custom allocator for the safe reg functions
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#ifndef SafeRegMalloc
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#define SafeRegMalloc malloc
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#define SafeRegFree(p) ((p) ? free(p) : NULL)
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#endif
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HRESULT WINAPI SafeRegQueryStringValueCch
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(
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IN HKEY hkey,
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IN LPCTSTR pszValueName,
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OUT LPTSTR pszBuf,
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IN int cchBuf,
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OUT OPTIONAL int* pcchValueSize, // S_OK: chars written, excluding trailing null
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// REG_E_MORE_DATA: required size, including null
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OUT OPTIONAL BOOL* pfExpandSz = NULL // TRUE if reg string is actually REG_EXPAND_SZ
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);
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HRESULT WINAPI SafeRegQueryStringValueCb
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(
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IN HKEY hkey,
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IN LPCTSTR pszValueName,
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OUT LPTSTR pszBuf,
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IN int cbBuf,
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OUT OPTIONAL int* pcbValueSize, // S_OK: bytes written, excluding trailing null
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// REG_E_MORE_DATA: required size, including null
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OUT OPTIONAL BOOL* pfExpandSz = NULL // TRUE if reg string is actually REG_EXPAND_SZ
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);
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HRESULT WINAPI SafeRegQueryMultiStringValueCch
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(
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IN HKEY hkey,
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IN LPCTSTR pszValueName,
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OUT LPTSTR pszBuf,
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IN int cchBuf,
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OUT OPTIONAL int* pcchValueSize // S_OK: chars written, excluding final trailing null
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// REG_E_MORE_DATA: required size, including nulls
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);
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HRESULT WINAPI SafeRegQueryMultiStringValueCb
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(
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IN HKEY hkey,
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IN LPCTSTR pszValueName,
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OUT LPTSTR pszBuf,
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IN int cbBuf,
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OUT OPTIONAL int* pcbValueSize // S_OK: bytes written, excluding final trailing null
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// REG_E_MORE_DATA: required size, including nulls
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);
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HRESULT WINAPI SafeRegQueryStringValueCchAlloc
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(
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IN HKEY hkey,
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IN LPCTSTR pszValueName,
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OUT LPTSTR* ppszBuf,
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OUT OPTIONAL int* pcchValueSize, // chars written, excluding trailing null
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OUT OPTIONAL BOOL* pfExpandSz = NULL //TRUE if reg string is actually REG_EXPAND_SZ
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);
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HRESULT WINAPI SafeRegQueryStringValueCbAlloc
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(
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IN HKEY hkey,
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IN LPCTSTR pszValueName,
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OUT LPTSTR* ppszBuf,
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OUT OPTIONAL int* pcbValueSize, // bytes written, excluding trailing null
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OUT OPTIONAL BOOL* pfExpandSz = NULL // TRUE if reg string is actually REG_EXPAND_SZ
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);
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HRESULT WINAPI SafeRegQueryMultiStringValueCchAlloc
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(
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IN HKEY hkey,
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IN LPCTSTR pszValueName,
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OUT LPTSTR* ppszBuf,
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OUT OPTIONAL int* pcchValueSize // chars written, excluding final trailing null
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);
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HRESULT WINAPI SafeRegQueryMultiStringValueCbAlloc
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(
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IN HKEY hkey,
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IN LPCTSTR pszValueName,
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OUT LPTSTR* ppszBuf,
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OUT OPTIONAL int* pcchValueSize // chars written, excluding final trailing null
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);
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