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- /*
- * fileop.h --
- *
- * Declarations of the interface the the file and dir mantipulation
- * routines in files.c
- *
- * Copyright 1991 Regents of the University of California
- * Permission to use, copy, modify, and distribute this
- * software and its documentation for any purpose and without
- * fee is hereby granted, provided that this copyright
- * notice appears in all copies. The University of California
- * makes no representations about the suitability of this
- * software for any purpose. It is provided "as is" without
- * express or implied warranty.
- *
- * $Header: /sprite/lib/forms/RCS/proto.h,v 1.7 91/02/09 13:24:52 ouster Exp $ SPRITE (Berkeley)
- */
-
- #ifndef _FILEOP
- #define _FILEOP
-
- /* constants */
-
- /* data structures */
-
- /* procedures */
-
- extern ReturnStatus AddEntryToDirectory _ARGS_((int dirFileNumber,
- int dirOffset, Fslcl_DirEntry *dirEntryPtr,
- Boolean isDirectory, Boolean mayExist));
- extern ReturnStatus RemovedEntryFromDirectory _ARGS_((
- int dirFileNumber, int dirOffset, Fslcl_DirEntry *dirEntryPtr,
- Boolean isDirectory, Boolean mayBeGone));
- extern ReturnStatus GrowDirectory _ARGS_((LfsFile *dirFilePtr, int dirOffset));
-
- extern ReturnStatus CreateLostDirectory _ARGS_((int fileNumber));
-
- enum DescOpType { OP_ABS, /* Set it to an absolute value. */
- OP_REL, /* Set it relative to the new value. */
- };
-
- extern ReturnStatus UpdateDescLinkCount _ARGS_((enum DescOpType opType,
- int fileNumber, int linkCount));
-
- extern void RecordIndirectBlockUsage _ARGS_((LfsFile *oldFilePtr,
- LfsFile *newFilePtr,
- int virtualBlockNum, int startBlockNum, int step,
- int lastByteBlock[2], int lastByteBlockSize[2]));
-
- extern void RecordBlockUsageChange _ARGS_((int fileNumber, LfsFile *oldFilePtr,
- LfsFile *newFilePtr));
-
- extern void RecoveryFile _ARGS_((int fileNumber, int address,
- LfsFileDescriptor *descPtr));
-
- extern void RecordLostCreate _ARGS_((int dirFileNumber,
- Fslcl_DirEntry *dirEntryPtr));
-
- extern char *FileTypeToString _ARGS_((int fileType));
-
- extern Boolean DescExists _ARGS_((int fileNumber));
-
- extern enum LogStatus DirBlockStatus _ARGS_((int dirFileNumber,
- int dirOffset, int startAddr, int addr));
-
- extern enum LogStatus DescStatus _ARGS_(( int dirFileNumber,
- int startAddr, int addr));
-
- extern void RecovFileLayoutSummary _ARGS_((Lfs *lfsPtr, enum Pass pass,
- LfsSeg *segPtr, int startAddr, int offset,
- LfsSegSummaryHdr *segSummaryHdrPtr));
-
- extern ReturnStatus MakeEmptyDirectory _ARGS_((int fileNumber,
- int parentFileNumber));
-
- extern void UpdateLost_Found _ARGS_((Lfs *lfsPtr));
-
- #endif /* _FILEOP */
-
-
-