eudora-mac/Include/fileutil.h

/* Copyright (c) 2017, Computer History Museum 
All rights reserved. 
Redistribution and use in source and binary forms, with or without modification, are permitted (subject to 
the limitations in the disclaimer below) provided that the following conditions are met: 
 * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 
 * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following 
   disclaimer in the documentation and/or other materials provided with the distribution. 
 * Neither the name of Computer History Museum nor the names of its contributors may be used to endorse or promote products 
   derived from this software without specific prior written permission. 
NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE 
COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 
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DAMAGE. */

#ifndef FILEUTIL_H
#define FILEUTIL_H

/* Copyright (c) 1990-1992 by the University of Illinois Board of Trustees */

OSErr TruncAtMark(short refN);
short GetMyVR(UPtr name);
long GetMyDirID(short refNum);
short GetDirName(UPtr volName,short vRef, long dirId,UPtr name);
OSErr ParentSpec(FSSpecPtr child,FSSpecPtr parent);
UPtr GetMyVolName(short refNum,UPtr name);
int BlessedDirID(long *sysDirIDPtr);
short BlessedVRef(void);
OSErr IndexVRef(short index, short *vRef);
int MakeResFile(UPtr name,int vRef,long dirId,long creator,long type);
OSErr ExchangeAndDel(FSSpecPtr tmpSpec,FSSpecPtr spec);
short DirIterate(short vRef,long dirId,CInfoPBRec *hfi);
int CopyFBytes(short fromRefN,long fromOffset,long length,short toRefN,long toOffset);
void StdFileSpot(Point *where, short id);
short ARFHOpen(UPtr name,short vRefN,long dirId,short *refN,short perm);
int MyAllocate(short refN,long size);
short SFPutOpen(FSSpecPtr spec,long creator,long type,short *refN,ModalFilterYDUPP filter,DlgHookYDUPP hook,short id,FSSpecPtr defaultSpec,PStr windowTitle, PStr message);
Boolean IsText(FSSpecPtr spec);
short MyOpenResFile(short vRef,long dirId,UPtr name);
short SpinOnLo(volatile OSErr *rtnCodeAddr,long maxTicks,Boolean allowCancel,Boolean forever,Boolean remainCalm, Boolean allowMouseDown);
#define SpinOn(r,mt,ac,f) SpinOnLo(r,mt,ac,f,false,false)
#define FSZWrite(refN,count,buf) (((*count)>0) ? AWrite(refN,count,buf):0)
Boolean IsItAFolder(short vRef,long inDirId,UPtr name);
Boolean HFIIsFolder(CInfoPBRec *hfi);
Boolean HFIIsFolderOrAlias(CInfoPBRec *hfi);
void FolderSizeHi(short vRef,long dirID,uLong *cumSize);
void FolderSize(short vRef,long dirID,CInfoPBRec *hfi,uLong *cumSize);
#ifdef DEBUG
#define FSpDirCreate MyFSpDirCreate
#define DirCreate MyDirCreate
OSErr MyFSpDirCreate(FSSpecPtr spec, ScriptCode scriptTag, long *createdDirID);
OSErr MyDirCreate (short vRefNum, long parentDirID, PStr directoryName, long *createdDirID);
#endif
Boolean AliasFolderType(OSType type);
#define FSpIsItAFolder(spec) IsItAFolder((spec)->vRefNum,(spec)->parID,(spec)->name)
Boolean AFSpIsItAFolder(FSSpecPtr spec);
short FolderFileCount(FSSpecPtr spec);
short AFSHOpen(UPtr name,short vRefN,long dirId,short *refN,short perm);
short GetMyWD(short vRef,long dirID);
short HMove(short vRef,long fromDirId,UPtr fromName,long toDirId,UPtr toName);
short AHGetFileInfo(short vRef,long dirId,UPtr name,CInfoPBRec *hfi);
short AHSetFileInfo