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(******************************************************************************
*
* Copyright (c) 1994-2000 Palm, Inc. or its subsidiaries.
* All rights reserved.
*
* File: FeatureMgr.h
*
* Release: Palm OS SDK 4.0 (63220)
*
* Description:
* Header for the Feature Manager
*
* History:
* 11/14/94 RM - Created by Ron Marianetti
*
*****************************************************************************)
unit featuremgr;
interface
uses palmos, coretraps, errorbase;
(************************************************************
* Feature manager error codes
* the constant ftrErrorClass is defined in ErrorBase.h
*************************************************************)
const
ftrErrInvalidParam = ftrErrorClass or 1;
ftrErrNoSuchFeature = ftrErrorClass or 2;
ftrErrAlreadyExists = ftrErrorClass or 3;
ftrErrROMBased = ftrErrorClass or 4;
ftrErrInternalErr = ftrErrorClass or 5;
(************************************************************
* Feature Manager procedures
*************************************************************)
// Init the feature Manager
function FtrInit: Err; syscall sysTrapFtrInit;
// Get a feature
function FtrGet(creator: UInt32; featureNum: UInt16; var valueP: UInt32): Err; syscall sysTrapFtrGet;
// Set/Create a feature.
function FtrSet(creator: UInt32; featureNum: UInt16; newValue: UInt32): Err; syscall sysTrapFtrSet;
// Unregister a feature
function FtrUnregister(creator: UInt32; featureNum: UInt16): Err; syscall sysTrapFtrUnregister;
// Get a feature by index
function FtrGetByIndex(index: UInt16; romTable: Boolean; var creatorP: UInt32; var numP: UInt16; var valueP: UInt32): Err; syscall sysTrapFtrGetByIndex;
// Get temporary space from storage heap
function FtrPtrNew(creator: UInt32; featureNum: UInt16; size: UInt32; var newPtrP: Pointer): Err; syscall sysTrapFtrPtrNew;
// Release temporary space to storage heap
function FtrPtrFree(creator: UInt32; featureNum: UInt16): Err; syscall sysTrapFtrPtrFree;
// Resize block of temporary storage
function FtrPtrResize(creator: UInt32; featureNum: UInt16; newSize: UInt32; var newPtrP: Pointer): Err; syscall sysTrapFtrPtrResize;
implementation
end.
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