Beispiel #1
0
/*++

Function :

    PAL_GetPALDirectoryW
    
    Returns the fully qualified path name
    where the PALL DLL was loaded from.
    
    On failure it returns FALSE and sets the 
    proper LastError code.

--*/
BOOL 
PAL_GetPALDirectoryW(PathWCharString& lpDirectoryName) 
{
    LPCWSTR lpFullPathAndName = NULL;
    LPCWSTR lpEndPoint = NULL;
    BOOL bRet = FALSE;

    PERF_ENTRY(PAL_GetPALDirectoryW);

    MODSTRUCT *module = LOADGetPalLibrary();
    if (!module)
    {
        SetLastError(ERROR_INTERNAL_ERROR);
        goto EXIT;
    }
    lpFullPathAndName = module->lib_name;
    if (lpFullPathAndName == NULL)
    {
        SetLastError(ERROR_INTERNAL_ERROR);
        goto EXIT;
    }
    lpEndPoint = PAL_wcsrchr( lpFullPathAndName, '/' );
    if ( lpEndPoint )
    {
        /* The path that we return is required to have
           the trailing slash on the end.*/
        lpEndPoint++;
    
        
        if(!lpDirectoryName.Set(lpFullPathAndName,lpEndPoint - lpFullPathAndName))
        {
            ASSERT( "The buffer was not large enough.\n" );
            SetLastError( ERROR_INSUFFICIENT_BUFFER );
            goto EXIT;
        }

        bRet = TRUE;
    }
    else
    {
        ASSERT( "Unable to determine the path.\n" );
        /* Error path, should not be executed. */
        SetLastError( ERROR_INTERNAL_ERROR );
    }
    
EXIT:    
    PERF_EXIT(PAL_GetPALDirectoryW);
    return bRet;
}
Beispiel #2
0
/*++

Function :

    PAL_GetPALDirectoryW
    
    Returns the fully qualified path name
    where the PALL DLL was loaded from.
    
    On failure it returns FALSE and sets the 
    proper LastError code.
    
See rotor_pal.doc for more details.

--*/
BOOL 
PALAPI
PAL_GetPALDirectoryW( OUT LPWSTR lpDirectoryName, IN UINT cchDirectoryName ) 
{
    LPWSTR lpFullPathAndName = NULL;
    LPWSTR lpEndPoint = NULL;
    BOOL bRet = FALSE;

    PERF_ENTRY(PAL_GetPALDirectoryW);
    ENTRY( "PAL_GetPALDirectoryW( %p, %d )\n", lpDirectoryName, cchDirectoryName );

    MODSTRUCT *module = LOADGetPalLibrary();
    if (!module)
    {
        SetLastError(ERROR_INTERNAL_ERROR);
        goto EXIT;
    }
    lpFullPathAndName = module->lib_name;
    if (lpFullPathAndName == NULL)
    {
        SetLastError(ERROR_INTERNAL_ERROR);
        goto EXIT;
    }
    lpEndPoint = PAL_wcsrchr( lpFullPathAndName, '/' );
    if ( lpEndPoint )
    {
        /* The path that we return is required to have
           the trailing slash on the end.*/
        lpEndPoint++;
    }
    if ( lpFullPathAndName && lpEndPoint && *lpEndPoint != '\0' )
    {
        while ( cchDirectoryName - 1 && lpFullPathAndName != lpEndPoint )
        {
            *lpDirectoryName = *lpFullPathAndName;
            lpFullPathAndName++;
            lpDirectoryName++;
            cchDirectoryName--;
        }
            
        if ( lpFullPathAndName == lpEndPoint )
        {
            *lpDirectoryName = '\0';
            bRet = TRUE;
            goto EXIT;
        }
        else
        {
            ASSERT( "The buffer was not large enough.\n" );
            SetLastError( ERROR_INSUFFICIENT_BUFFER );
            goto EXIT;
        }
    }
    else
    {
        ASSERT( "Unable to determine the path.\n" );
    }
    
    /* Error path, should not be executed. */
    SetLastError( ERROR_INTERNAL_ERROR );
EXIT:    
    LOGEXIT( "PAL_GetPALDirectoryW returns BOOL %d.\n", bRet);
    PERF_EXIT(PAL_GetPALDirectoryW);
    return bRet;
}