xbNtx Class Reference

xbNtx class More...

#include <ntx.h>

Inheritance diagram for xbNtx:

List of all members.

Public Member Functions
xbLong	GetLeftNodeNo (xbShort, xbNodeLink *)
xbShort	CompareKey (const char *, const char *, xbShort)
xbShort	CompareKey (const char *, const char *)
xbLong	GetDbfNo (xbShort, xbNodeLink *)
char *	GetKeyData (xbShort, xbNodeLink *)
xbUShort	GetItemOffset (xbShort, xbNodeLink *, xbShort)
xbUShort	InsertKeyOffset (xbShort, xbNodeLink *)
xbUShort	GetKeysPerNode (void)
xbShort	GetHeadNode (void)
xbShort	GetLeafNode (xbLong, xbShort)
xbNodeLink *	GetNodeMemory (void)
xbLong	GetNextNodeNo (void)
void	ReleaseNodeMemory (xbNodeLink *)
xbULong	GetLeafFromInteriorNode (const char *, xbShort)
xbShort	CalcKeyLen (void)
xbShort	PutKeyData (xbShort, xbNodeLink *)
xbShort	PutLeftNodeNo (xbShort, xbNodeLink *, xbLong)
xbShort	PutLeafNode (xbLong, xbNodeLink *)
xbShort	PutHeadNode (NtxHeadNode *, FILE *, xbShort)
xbShort	TouchIndex (void)
xbShort	PutDbfNo (xbShort, xbNodeLink *, xbLong)
xbShort	PutKeyInNode (xbNodeLink *, xbShort, xbLong, xbLong, xbShort)
xbShort	SplitLeafNode (xbNodeLink *, xbNodeLink *, xbShort, xbLong)
xbShort	SplitINode (xbNodeLink *, xbNodeLink *, xbLong)
xbShort	AddToIxList (void)
xbShort	RemoveFromIxList (void)
xbShort	RemoveKeyFromNode (xbShort, xbNodeLink *)
xbShort	DeleteKeyFromNode (xbShort, xbNodeLink *)
xbShort	JoinSiblings (xbNodeLink *, xbShort, xbNodeLink *, xbNodeLink *)
xbUShort	DeleteKeyOffset (xbShort, xbNodeLink *)
xbShort	FindKey (const char *, xbShort, xbShort)
xbShort	UpdateParentKey (xbNodeLink *)
xbShort	GetFirstKey (xbShort)
xbShort	GetNextKey (xbShort)
xbShort	GetLastKey (xbLong, xbShort)
xbShort	GetPrevKey (xbShort)
void	UpdateDeleteList (xbNodeLink *)
void	ProcessDeleteList (void)
xbShort	FindKey (const char *, xbLong)
xbShort	CloneNodeChain (void)
xbShort	UncloneNodeChain (void)
	xbNtx ()
	xbNtx (xbDbf *)
xbShort	OpenIndex (const char *)
xbShort	CloseIndex (void)
void	DumpHdrNode (void)
void	DumpNodeRec (xbLong)
xbShort	CreateIndex (const char *, const char *, xbShort, xbShort)
xbLong	GetTotalNodes (void)
xbLong	GetCurDbfRec (void)
void	DumpNodeChain (void)
xbShort	CreateKey (xbShort, xbShort)
xbShort	GetCurrentKey (char *key)
xbShort	AddKey (xbLong)
xbShort	UniqueIndex (void)
xbShort	DeleteKey (xbLong DbfRec)
xbShort	KeyWasChanged (void)
xbShort	FindKey (const char *)
xbShort	FindKey (void)
xbShort	FindKey (xbDouble)
xbShort	GetNextKey (void)
xbShort	GetLastKey (void)
xbShort	GetFirstKey (void)
xbShort	GetPrevKey (void)
xbShort	ReIndex (void(*statusFunc)(xbLong itemNum, xbLong numItems)=0)
xbShort	KeyExists (char *Key)
xbShort	KeyExists (xbDouble)
xbShort	AllocKeyBufs (void)
virtual void	GetExpression (char *buf, int len)
Public Attributes
NtxHeadNode	HeadNode
NtxLeafNode	LeafNode
xbLong	NodeLinkCtr
xbLong	ReusedNodeLinks
char	Node [XB_NTX_NODE_SIZE]
xbNodeLink *	NodeChain
xbNodeLink *	FreeNodeChain
xbNodeLink *	CurNode
xbNodeLink *	DeleteChain
xbNodeLink *	CloneChain
NtxItem	PushItem

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Detailed Description

xbNtx class

---

Constructor & Destructor Documentation

xbNtx::xbNtx

(

)

[inline]

xbNtx::xbNtx

(

xbDbf *

)

---

Member Function Documentation

xbLong xbNtx::GetLeftNodeNo	(	xbShort	,
		xbNodeLink *
	)

xbShort xbNtx::CompareKey	(	const char *	,
		const char *	,
		xbShort
	)

xbShort xbNtx::CompareKey	(	const char *	,
		const char *
	)

xbLong xbNtx::GetDbfNo	(	xbShort	,
		xbNodeLink *
	)

char* xbNtx::GetKeyData	(	xbShort	,
		xbNodeLink *
	)

xbUShort xbNtx::GetItemOffset	(	xbShort	,
		xbNodeLink *	,
		xbShort
	)

xbUShort xbNtx::InsertKeyOffset	(	xbShort	,
		xbNodeLink *
	)

xbUShort xbNtx::GetKeysPerNode

(

void

)

xbShort xbNtx::GetHeadNode

(

void

)

xbShort xbNtx::GetLeafNode	(	xbLong	,
		xbShort
	)

xbNodeLink* xbNtx::GetNodeMemory

(

void

)

xbLong xbNtx::GetNextNodeNo

(

void

)

void xbNtx::ReleaseNodeMemory

(

xbNodeLink *

)

xbULong xbNtx::GetLeafFromInteriorNode	(	const char *	,
		xbShort
	)

xbShort xbNtx::CalcKeyLen

(

void

)

xbShort xbNtx::PutKeyData	(	xbShort	,
		xbNodeLink *
	)

xbShort xbNtx::PutLeftNodeNo	(	xbShort	,
		xbNodeLink *	,
		xbLong
	)

xbShort xbNtx::PutLeafNode	(	xbLong	,
		xbNodeLink *
	)

xbShort xbNtx::PutHeadNode	(	NtxHeadNode *	,
		FILE *	,
		xbShort
	)

xbShort xbNtx::TouchIndex

(

void

)

[virtual]

Reimplemented from xbIndex.

xbShort xbNtx::PutDbfNo	(	xbShort	,
		xbNodeLink *	,
		xbLong
	)

xbShort xbNtx::PutKeyInNode	(	xbNodeLink *	,
		xbShort	,
		xbLong	,
		xbLong	,
		xbShort
	)

xbShort xbNtx::SplitLeafNode	(	xbNodeLink *	,
		xbNodeLink *	,
		xbShort	,
		xbLong
	)

xbShort xbNtx::SplitINode	(	xbNodeLink *	,
		xbNodeLink *	,
		xbLong
	)

xbShort xbNtx::AddToIxList

(

void

)

xbShort xbNtx::RemoveFromIxList

(

void

)

xbShort xbNtx::RemoveKeyFromNode	(	xbShort	,
		xbNodeLink *
	)

xbShort xbNtx::DeleteKeyFromNode	(	xbShort	,
		xbNodeLink *
	)

xbShort xbNtx::JoinSiblings	(	xbNodeLink *	,
		xbShort	,
		xbNodeLink *	,
		xbNodeLink *
	)

xbUShort xbNtx::DeleteKeyOffset	(	xbShort	,
		xbNodeLink *
	)

xbShort xbNtx::FindKey	(	const char *	,
		xbShort	,
		xbShort
	)

xbShort xbNtx::UpdateParentKey

(

xbNodeLink *

)

xbShort xbNtx::GetFirstKey

(

xbShort

)

xbShort xbNtx::GetNextKey

(

xbShort

)

xbShort xbNtx::GetLastKey	(	xbLong	,
		xbShort
	)

xbShort xbNtx::GetPrevKey

(

xbShort

)

void xbNtx::UpdateDeleteList

(

xbNodeLink *

)

void xbNtx::ProcessDeleteList

(

void

)

xbShort xbNtx::FindKey	(	const char *	,
		xbLong
	)

xbShort xbNtx::CloneNodeChain

(

void

)

xbShort xbNtx::UncloneNodeChain

(

void

)

xbShort xbNtx::OpenIndex

(

const char *

)

[virtual]

Implements xbIndex.

xbShort xbNtx::CloseIndex

(

void

)

[virtual]

Implements xbIndex.

void xbNtx::DumpHdrNode

(

void

)

void xbNtx::DumpNodeRec

(

xbLong

)

xbShort xbNtx::CreateIndex	(	const char *	,
		const char *	,
		xbShort	,
		xbShort
	)			[virtual]

Implements xbIndex.

xbLong xbNtx::GetTotalNodes

(

void

)

[virtual]

Implements xbIndex.

xbLong xbNtx::GetCurDbfRec

(

void

)

[inline, virtual]

Implements xbIndex.

void xbNtx::DumpNodeChain

(

void

)

xbShort xbNtx::CreateKey	(	xbShort	,
		xbShort
	)			[virtual]

Implements xbIndex.

xbShort xbNtx::GetCurrentKey

(

char *

key

)

[virtual]

Implements xbIndex.

xbShort xbNtx::AddKey

(

xbLong

)

[virtual]

Implements xbIndex.

xbShort xbNtx::UniqueIndex

(

void

)

[inline, virtual]

Implements xbIndex.

xbShort xbNtx::DeleteKey

(

xbLong

DbfRec

)

[virtual]

Implements xbIndex.

xbShort xbNtx::KeyWasChanged

(

void

)

[virtual]

Implements xbIndex.

xbShort xbNtx::FindKey

(

const char *

)

[virtual]

Implements xbIndex.

xbShort xbNtx::FindKey

(

void

)

[virtual]

Implements xbIndex.

xbShort xbNtx::FindKey

(

xbDouble

)

[virtual]

Implements xbIndex.

xbShort xbNtx::GetNextKey

(

void

)

[inline, virtual]

Implements xbIndex.

xbShort xbNtx::GetLastKey

(

void

)

[inline, virtual]

Implements xbIndex.

xbShort xbNtx::GetFirstKey

(

void

)

[inline, virtual]

Implements xbIndex.

xbShort xbNtx::GetPrevKey

(

void

)

[inline, virtual]

Implements xbIndex.

xbShort xbNtx::ReIndex

(

void(*)(xbLong itemNum, xbLong numItems)

statusFunc = 0

)

[virtual]

Implements xbIndex.

xbShort xbNtx::KeyExists

(

char *

Key

)

[inline]

xbShort xbNtx::KeyExists

(

xbDouble

)

[virtual]

Implements xbIndex.

xbShort xbNtx::AllocKeyBufs

(

void

)

virtual void xbNtx::GetExpression	(	char *	buf,
		int	len
	)			[virtual]

Implements xbIndex.

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Member Data Documentation

NtxHeadNode xbNtx::HeadNode

NtxLeafNode xbNtx::LeafNode

xbLong xbNtx::NodeLinkCtr

xbLong xbNtx::ReusedNodeLinks

char xbNtx::Node[XB_NTX_NODE_SIZE]

xbNodeLink* xbNtx::NodeChain

xbNodeLink* xbNtx::FreeNodeChain

xbNodeLink* xbNtx::CurNode

xbNodeLink* xbNtx::DeleteChain

xbNodeLink* xbNtx::CloneChain

NtxItem xbNtx::PushItem

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The documentation for this class was generated from the following file:

• ntx.h

---