codadir.h File Reference

#include <lwp/lock.h>
#include <sys/types.h>
#include <time.h>
#include <coda.h>
#include <vcrcommon.h>
#include <dllist.h>
#include <coda_tsa.h>

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Go to the source code of this file.

Classes
struct	DirHandle
struct	DirNFid
struct	DirEntry
struct	DirInode

Macros
#define	DIR_PAGESIZE   2048
#define	DIR_MAXPAGES   128
#define	DIR_DATA_IN_RVM   1
#define	DIR_DATA_IN_VM   0
#define	ISDIR(fid)   ((fid).Vnode & 1) /* Directory fids are odd */
#define	FID_LT(a, b)
#define	FID_LTE(a, b)
#define	DIR_intrans()   DIR_check_trans(__FUNCTION__, __FILE__)

Typedefs
typedef struct DirEntry *	PDirEntry
typedef struct DirFid *	PDirFid
typedef struct DirHeader *	PDirHeader
typedef struct DirHandle *	PDirHandle
typedef struct DCEntry *	PDCEntry
typedef struct DirInode *	PDirInode

Functions
int	DIR_Init (int data_loc)
void	DH_LockW (PDirHandle dh)
void	DH_LockR (PDirHandle dh)
void	DH_UnLockW (PDirHandle dh)
void	DH_UnLockR (PDirHandle dh)
void	DH_Init (PDirHandle dh)
void	DH_Alloc (PDirHandle dh, int size, int in_rvm)
PDirHeader	DH_Data (PDirHandle dh)
void	DH_Free (PDirHandle dh, int in_rvm)
void	DH_FreeData (PDirHandle dh)
PDirHandle	DH_New (int in_rvm, PDirHeader vmdata, PDirHeader rvmdata)
int	DH_Length (PDirHandle dh)
int	DH_Convert (PDirHandle dh, char *file, VolumeId vol, RealmId realm)
int	DH_Create (PDirHandle dh, const char *entry, struct ViceFid *vfid)
int	DH_IsEmpty (PDirHandle dh)
int	DH_Lookup (PDirHandle dh, const char *entry, struct ViceFid *vfid, int flags)
char *	DH_FindName (PDirHandle dh, struct DirFid *fid, char *name, int len)
int	DH_LookupByFid (PDirHandle dh, char *entry, struct ViceFid *vfid)
int	DH_Delete (PDirHandle dh, const char *entry)
int	DH_DirOK (PDirHandle dh)
void	DH_Print (PDirHandle dh, FILE *f)
void	DH_PrintStats (FILE *fp)
int	DH_MakeDir (PDirHandle dh, struct ViceFid *vme, struct ViceFid *vparent)
int	DH_EnumerateDir (PDirHandle dh, int(*hookproc)(struct DirEntry *de, void *hook), void *hook)
int	DH_Commit (PDirHandle dh)
void	DH_Get (PDirHandle, PDirHeader)
void	DH_Put (PDirHandle)
int	FID_IsVolRoot (const struct ViceFid *fid)
void	FID_MakeRoot (struct ViceFid *fid)
int	FID_IsDisco (const struct ViceFid *x)
int	FID_IsLocalDir (const struct ViceFid *fid)
int	FID_IsLocalFile (const struct ViceFid *fid)
void	FID_MakeDiscoFile (struct ViceFid *fid, VolumeId vid, Unique_t unique)
void	FID_MakeDiscoDir (struct ViceFid *fid, VolumeId vid, Unique_t unique)
int	FID_IsFakeRoot (struct ViceFid *fid)
void	FID_MakeSubtreeRoot (struct ViceFid *fid, VolumeId vid, Unique_t unique)
void	FID_MakeLocalDir (struct ViceFid *fid, Unique_t unique)
void	FID_MakeLocalFile (struct ViceFid *fid, Unique_t unique)
void	FID_MakeLocalSubtreeRoot (struct ViceFid *fid, Unique_t unique)
int	FID_EQ (const struct ViceFid *fa, const struct ViceFid *fb)
int	FID_VolEQ (const struct ViceFid *fa, const struct ViceFid *fb)
int	FID_Cmp (const struct ViceFid *, const struct ViceFid *)
void	FID_CpyVol (struct ViceFid *target, const struct ViceFid *source)
void	FID_VFid2DFid (const struct ViceFid *vf, struct DirFid *df)
void	FID_DFid2VFid (const struct DirFid *df, struct ViceFid *vf)
void	FID_PrintFid (const struct DirFid *fid)
void	FID_Int2DFid (struct DirFid *fid, const int vnode, const int unique)
void	FID_NFid2Int (const struct DirNFid *fid, VnodeId *vnode, Unique_t *unique)
char *	FID_ (const struct ViceFid *fid)
int	DIR_init (int)
int	DIR_Compare (PDirHeader, PDirHeader)
int	DIR_Length (PDirHeader)
void	DIR_Print (PDirHeader, FILE *f)
void	DIR_check_trans (const char *where, const char *file)
struct PageHeader *	DIR_Page (struct DirHeader *dirh, int page)
void	DC_SetDI (PDCEntry pdce, PDirInode pdi)
PDirHeader	DI_DiToDh (PDirInode pdi)
void	DI_DhToDi (PDCEntry pdce) REQUIRES_TRANSACTION
void	DI_Copy (PDirInode oldinode, PDirInode *newinode) REQUIRES_TRANSACTION
void	DI_Dec (PDirInode pdi) REQUIRES_TRANSACTION
void	DI_Inc (PDirInode pdi) REQUIRES_TRANSACTION
int	DI_Count (PDirInode)
int	DI_Pages (PDirInode)
void *	DI_Page (PDirInode, int)
void	DI_VMCopy (PDirInode oldinode, PDirInode *newinode)
void	DI_VMFree (PDirInode pdi)
void	DI_VMDec (PDirInode pdi)
void	DC_SetCount (PDCEntry pdce, int count)
void	DC_SetRefcount (PDCEntry pdc, int count)
PDirInode	DC_DC2DI (PDCEntry pdce)
int	DC_Refcount (PDCEntry)
void	DC_Put (PDCEntry)
void	DC_Drop (PDCEntry)
int	DC_Count (PDCEntry pdce)
void	DC_SetDirh (PDCEntry pdce, PDirHeader pdh)
PDirInode	DC_Cowpdi (PDCEntry)
void	DC_SetCowpdi (PDCEntry, PDirInode)
int	DC_Dirty (PDCEntry)
void	DC_SetDirty (PDCEntry, int)
PDCEntry	DC_Get (PDirInode)
PDCEntry	DC_New ()
PDirHandle	DC_DC2DH (PDCEntry)
PDCEntry	DC_DH2DC (PDirHandle pdh)
void	DC_Rehash (PDCEntry)
void	DC_HashInit ()

Macro Definition Documentation

DIR_DATA_IN_RVM

#define DIR_DATA_IN_RVM   1

DIR_DATA_IN_VM

#define DIR_DATA_IN_VM   0

DIR_intrans

#define DIR_intrans

(

)

DIR_check_trans(__FUNCTION__, __FILE__)

DIR_MAXPAGES

#define DIR_MAXPAGES   128

DIR_PAGESIZE

#define DIR_PAGESIZE   2048

FID_LT

#define FID_LT	(		a,
			b
	)

Value:

    /* Assumes that ((a).Volume == (b).Volume)! */ \
    ((((a).Vnode) < ((b).Vnode)) ||                \
     ((a).Vnode == (b).Vnode && ((a).Unique) < ((b).Unique)))

FID_LTE

#define FID_LTE	(		a,
			b
	)

Value:

    /* Assumes that ((a).Volume == (b).Volume)! */ \
    ((((a).Vnode) < ((b).Vnode)) ||                \
     ((a).Vnode == (b).Vnode && ((a).Unique) <= ((b).Unique)))

ISDIR

#define ISDIR

(

fid

)

((fid).Vnode & 1) /* Directory fids are odd */

Typedef Documentation

PDCEntry

typedef struct DCEntry* PDCEntry

PDirEntry

typedef struct DirEntry* PDirEntry

PDirFid

typedef struct DirFid* PDirFid

PDirHandle

typedef struct DirHandle* PDirHandle

PDirHeader

typedef struct DirHeader* PDirHeader

PDirInode

typedef struct DirInode* PDirInode

Function Documentation

DC_Count()

int DC_Count

(

PDCEntry

pdce

)

DC_Cowpdi()

PDirInode DC_Cowpdi

(

PDCEntry

pdce

)

DC_DC2DH()

PDirHandle DC_DC2DH

(

PDCEntry

pdce

)

DC_DC2DI()

PDirInode DC_DC2DI

(

PDCEntry

pdce

)

DC_DH2DC()

PDCEntry DC_DH2DC

(

PDirHandle

pdh

)

DC_Dirty()

int DC_Dirty

(

PDCEntry

pdce

)

DC_Drop()

void DC_Drop

(

PDCEntry

pdce

)

DC_Get()

PDCEntry DC_Get

(

PDirInode

pdi

)

DC_HashInit()

void DC_HashInit

(

)

DC_New()

PDCEntry DC_New

(

)

DC_Put()

void DC_Put

(

PDCEntry

pdce

)

DC_Refcount()

int DC_Refcount ( PDCEntry  pdc )

inline

DC_Rehash()

void DC_Rehash

(

PDCEntry

pdce

)

DC_SetCount()

void DC_SetCount	(	PDCEntry	pdce,
		int	count
	)

DC_SetCowpdi()

void DC_SetCowpdi	(	PDCEntry	pdce,
		PDirInode	pdi
	)

DC_SetDI()

void DC_SetDI	(	PDCEntry	pdce,
		PDirInode	pdi
	)

DC_SetDirh()

void DC_SetDirh	(	PDCEntry	pdce,
		PDirHeader	pdh
	)

DC_SetDirty()

void DC_SetDirty	(	PDCEntry	pdce,
		int	flag
	)

DC_SetRefcount()

void DC_SetRefcount ( PDCEntry  pdc, int  count  )

inline

DH_Alloc()

void DH_Alloc	(	PDirHandle	dh,
		int	size,
		int	in_rvm
	)

DH_Commit()

int DH_Commit

(

PDirHandle

dh

)

DH_Convert()

int DH_Convert	(	PDirHandle	dh,
		char *	file,
		VolumeId	vol,
		RealmId	realm
	)

DH_Create()

int DH_Create	(	PDirHandle	dh,
		const char *	entry,
		struct ViceFid *	vfid
	)

DH_Data()

PDirHeader DH_Data

(

PDirHandle

dh

)

DH_Delete()

int DH_Delete	(	PDirHandle	dh,
		const char *	entry
	)

DH_DirOK()

int DH_DirOK

(

PDirHandle

dh

)

DH_EnumerateDir()

int DH_EnumerateDir	(	PDirHandle	dh,
		int(*)(struct DirEntry *de, void *hook)	hookproc,
		void *	hook
	)

DH_FindName()

char * DH_FindName	(	PDirHandle	dh,
		struct DirFid *	fid,
		char *	name,
		int	len
	)

DH_Free()

void DH_Free	(	PDirHandle	dh,
		int	in_rvm
	)

DH_FreeData()

void DH_FreeData

(

PDirHandle

dh

)

DH_Get()

void DH_Get	(	PDirHandle	,
		PDirHeader
	)

DH_Init()

void DH_Init

(

PDirHandle

dh

)

DH_IsEmpty()

int DH_IsEmpty

(

PDirHandle

dh

)

DH_Length()

int DH_Length

(

PDirHandle

dh

)

DH_LockR()

void DH_LockR

(

PDirHandle

dh

)

DH_LockW()

void DH_LockW

(

PDirHandle

dh

)

DH_Lookup()

int DH_Lookup	(	PDirHandle	dh,
		const char *	entry,
		struct ViceFid *	vfid,
		int	flags
	)

DH_LookupByFid()

int DH_LookupByFid	(	PDirHandle	dh,
		char *	entry,
		struct ViceFid *	vfid
	)

DH_MakeDir()

int DH_MakeDir	(	PDirHandle	dh,
		struct ViceFid *	vme,
		struct ViceFid *	vparent
	)

DH_New()

PDirHandle DH_New	(	int	in_rvm,
		PDirHeader	vmdata,
		PDirHeader	rvmdata
	)

DH_Print()

void DH_Print	(	PDirHandle	dh,
		FILE *	f
	)

DH_PrintStats()

void DH_PrintStats

(

FILE *

fp

)

DH_Put()

void DH_Put

(

PDirHandle

)

DH_UnLockR()

void DH_UnLockR

(

PDirHandle

dh

)

DH_UnLockW()

void DH_UnLockW

(

PDirHandle

dh

)

DI_Copy()

void DI_Copy	(	PDirInode	oldinode,
		PDirInode *	newinode
	)

DI_Count()

int DI_Count

(

PDirInode

pdi

)

DI_Dec()

void DI_Dec

(

PDirInode

pdi

)

DI_DhToDi()

void DI_DhToDi

(

PDCEntry

pdce

)

DI_DiToDh()

PDirHeader DI_DiToDh

(

PDirInode

pdi

)

DI_Inc()

void DI_Inc

(

PDirInode

pdi

)

DI_Page()

void * DI_Page	(	PDirInode	pdi,
		int	page
	)

DI_Pages()

int DI_Pages

(

PDirInode

pdi

)

DI_VMCopy()

void DI_VMCopy	(	PDirInode	oldinode,
		PDirInode *	newinode
	)

DI_VMDec()

void DI_VMDec

(

PDirInode

pdi

)

DI_VMFree()

void DI_VMFree

(

PDirInode

pdi

)

DIR_check_trans()

void DIR_check_trans ( const char *  where, const char *  file  )

inline

DIR_Compare()

int DIR_Compare	(	PDirHeader	d1,
		PDirHeader	d2
	)

DIR_Init()

int DIR_Init

(

int

data_loc

)

DIR_init()

int DIR_init

(

int

)

DIR_Length()

int DIR_Length

(

PDirHeader

)

DIR_Page()

struct PageHeader * DIR_Page	(	struct DirHeader *	dirh,
		int	page
	)

DIR_Print()

void DIR_Print	(	PDirHeader	dir,
		FILE *	f
	)

FID_()

char * FID_

(

const struct ViceFid *

fid

)

FID_Cmp()

int FID_Cmp	(	const struct ViceFid *	fa,
		const struct ViceFid *	fb
	)

FID_CpyVol()

void FID_CpyVol	(	struct ViceFid *	target,
		const struct ViceFid *	source
	)

FID_DFid2VFid()

void FID_DFid2VFid	(	const struct DirFid *	df,
		struct ViceFid *	vf
	)

FID_EQ()

int FID_EQ	(	const struct ViceFid *	fa,
		const struct ViceFid *	fb
	)

FID_Int2DFid()

void FID_Int2DFid	(	struct DirFid *	fid,
		const int	vnode,
		const int	unique
	)

FID_IsDisco()

int FID_IsDisco

(

const struct ViceFid *

x

)

FID_IsFakeRoot()

int FID_IsFakeRoot

(

struct ViceFid *

fid

)

FID_IsLocalDir()

int FID_IsLocalDir

(

const struct ViceFid *

fid

)

FID_IsLocalFile()

int FID_IsLocalFile

(

const struct ViceFid *

fid

)

FID_IsVolRoot()

int FID_IsVolRoot

(

const struct ViceFid *

fid

)

FID_MakeDiscoDir()

void FID_MakeDiscoDir	(	struct ViceFid *	fid,
		VolumeId	vid,
		Unique_t	unique
	)

FID_MakeDiscoFile()

void FID_MakeDiscoFile	(	struct ViceFid *	fid,
		VolumeId	vid,
		Unique_t	unique
	)

FID_MakeLocalDir()

void FID_MakeLocalDir	(	struct ViceFid *	fid,
		Unique_t	unique
	)

FID_MakeLocalFile()

void FID_MakeLocalFile	(	struct ViceFid *	fid,
		Unique_t	unique
	)

FID_MakeLocalSubtreeRoot()

void FID_MakeLocalSubtreeRoot	(	struct ViceFid *	fid,
		Unique_t	unique
	)

FID_MakeRoot()

void FID_MakeRoot

(

struct ViceFid *

fid

)

FID_MakeSubtreeRoot()

void FID_MakeSubtreeRoot	(	struct ViceFid *	fid,
		VolumeId	vid,
		Unique_t	unique
	)

FID_NFid2Int()

void FID_NFid2Int	(	const struct DirNFid *	fid,
		VnodeId *	vnode,
		Unique_t *	unique
	)

FID_PrintFid()

void FID_PrintFid

(

const struct DirFid *

fid

)

FID_VFid2DFid()

void FID_VFid2DFid	(	const struct ViceFid *	vf,
		struct DirFid *	df
	)

FID_VolEQ()

int FID_VolEQ	(	const struct ViceFid *	fa,
		const struct ViceFid *	fb
	)