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/*++=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
Copyright (c) 1999 Microsoft Corporation
Module Name:
utils.h
Abstract:
Utility functions. Author:
Paul M Midgen (pmidge) 12-January-2001
Revision History:
12-January-2001 pmidge Created
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=--*/
#ifndef _UTILS_H_
#define _UTILS_H_
#define CALLBACK_HANDLE_MAP 0x00
#define CALLBACK_HANDLE_UNMAP 0x01
#define CALLBACK_HANDLE_GET 0x02
// exception handling
int exception_filter(PEXCEPTION_POINTERS pep);
// file retrieval
HANDLE __OpenFile(LPCWSTR path, DWORD mode, BOOL* bReadOnly);
// general utility
HRESULT ManageCallbackForHandle(HINTERNET hInet, IDispatch** ppCallback, DWORD dwAction);HRESULT GetTypeInfoFromName(LPCOLESTR name, ITypeLib* ptl, ITypeInfo** ppti);DISPID GetDispidFromName(PDISPIDTABLEENTRY pdt, DWORD cEntries, LPWSTR name);HRESULT HandleDispatchError(LPWSTR id, EXCEPINFO* pei, HRESULT hr);void AddRichErrorInfo(EXCEPINFO* pei, LPWSTR source, LPWSTR description, HRESULT error);DWORD GetHash(LPWSTR name);DWORD GetHash(LPSTR name);HRESULT ValidateDispatchArgs(REFIID riid, DISPPARAMS* pdp, VARIANT* pvr, UINT* pae);HRESULT ValidateInvokeFlags(WORD flags, WORD accesstype, BOOL bNotMethod);HRESULT ValidateArgCount(DISPPARAMS* pdp, DWORD needed, BOOL bHasOptionalArgs, DWORD optional);
// type manipulation
HRESULT ProcessWideStringParam(LPWSTR name, VARIANT* pvar, LPWSTR* ppwsz);HRESULT ProcessWideMultiStringParam(LPWSTR name, VARIANT* pvar, LPWSTR** pppwsz);HRESULT ProcessBufferParam(LPWSTR name, VARIANT* pvar, LPVOID* ppv, LPBOOL pbDidAlloc);HRESULT InvalidatePointer(POINTER pointer, void** ppv);DWORD_PTR GetBadPointer(void);DWORD_PTR GetFreedPointer(void);void MemsetByFlag(LPVOID pv, DWORD size, MEMSETFLAG mf);
// string handling
char* __strndup(const char* src, int len);char* __strdup(const char* src);WCHAR* __wstrndup(const WCHAR* src, int len);WCHAR* __wstrdup(const WCHAR* src);CHAR* __widetoansi(const WCHAR* pwsz);WCHAR* __ansitowide(const char* psz);BOOL __isempty(VARIANT var);BSTR __ansitobstr(LPCSTR src);BSTR __widetobstr(LPCWSTR wsrc);char* __unescape(char* str);
#endif /* _UTILS_H_ */
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