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284 lines
3.8 KiB
284 lines
3.8 KiB
/*
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* valid.c - Validation functions module.
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*/
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/* Headers
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**********/
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#include "project.h"
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#pragma hdrstop
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/****************************** Public Functions *****************************/
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/*
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** IsValidHANDLE()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidHANDLE(HANDLE hnd)
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{
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return(EVAL(hnd != INVALID_HANDLE_VALUE));
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}
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/*
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** IsValidHFILE()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidHFILE(HANDLE hf)
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{
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return(IsValidHANDLE(hf));
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}
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/*
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** IsValidHWND()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidHWND(HWND hwnd)
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{
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/* Ask User if this is a valid window. */
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return(IsWindow(hwnd));
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}
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#if defined(DEBUG) || defined(VSTF)
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/*
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** IsValidPCSECURITY_ATTRIBUTES()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidPCSECURITY_ATTRIBUTES(PCSECURITY_ATTRIBUTES pcsa)
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{
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return(IS_VALID_READ_PTR(pcsa, CSECURITY_ATTRIBUTES));
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}
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/*
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** IsValidFileCreationMode()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidFileCreationMode(DWORD dwMode)
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{
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BOOL bResult;
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switch (dwMode)
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{
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case CREATE_NEW:
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case CREATE_ALWAYS:
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case OPEN_EXISTING:
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case OPEN_ALWAYS:
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case TRUNCATE_EXISTING:
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bResult = TRUE;
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break;
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default:
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bResult = FALSE;
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ERROR_OUT((TEXT("IsValidFileCreationMode(): Invalid file creation mode %#lx."),
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dwMode));
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break;
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}
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return(bResult);
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}
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/*
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** IsValidHTEMPLATEFILE()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidHTEMPLATEFILE(HANDLE htf)
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{
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return(IsValidHANDLE(htf));
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}
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/*
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** IsValidPCFILETIME()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidPCFILETIME(PCFILETIME pcft)
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{
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return(IS_VALID_READ_PTR(pcft, CFILETIME));
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}
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#endif
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#ifdef DEBUG
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/*
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** IsValidHINSTANCE()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidHINSTANCE(HINSTANCE hinst)
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{
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return(EVAL(hinst));
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}
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#pragma warning(disable:4100) /* "unreferenced formal parameter" warning */
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/*
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** IsValidHICON()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidHICON(HICON hicon)
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{
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/* Any value is a valid HICON. */
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return(TRUE);
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}
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/*
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** IsValidHKEY()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidHKEY(HKEY hkey)
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{
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/* Any value is a valid HKEY. */
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return(TRUE);
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}
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/*
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** IsValidHMODULE()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidHMODULE(HMODULE hmod)
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{
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/* Any non-NULL value is a valid HMODULE. */
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return(hmod != NULL);
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}
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#pragma warning(default:4100) /* "unreferenced formal parameter" warning */
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/*
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** IsValidShowWindowCmd()
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**
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**
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**
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** Arguments:
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**
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** Returns:
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**
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** Side Effects: none
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*/
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PUBLIC_CODE BOOL IsValidShowWindowCmd(int nShow)
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{
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BOOL bResult;
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switch (nShow)
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{
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case SW_HIDE:
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case SW_SHOWNORMAL:
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case SW_SHOWMINIMIZED:
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case SW_SHOWMAXIMIZED:
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case SW_SHOWNOACTIVATE:
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case SW_SHOW:
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case SW_MINIMIZE:
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case SW_SHOWMINNOACTIVE:
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case SW_SHOWNA:
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case SW_RESTORE:
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case SW_SHOWDEFAULT:
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bResult = TRUE;
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break;
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default:
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bResult = FALSE;
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ERROR_OUT((TEXT("IsValidShowWindowCmd(): Invalid file creation mode %d."),
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nShow));
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break;
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}
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return(bResult);
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}
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#endif
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