/* BEGIN_ICS_COPYRIGHT4 ****************************************

Copyright (c) 2015, Intel Corporation

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      this list of conditions and the following disclaimer.

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** END_ICS_COPYRIGHT4   ****************************************/

/* [ICS VERSION STRING: unknown] */

/* declarations shared by kernel and user mode CMs */

/* Suppress duplicate loading of this file */

#ifndef _IBA_IB_CM_COMMON_H_

#define _IBA_IB_CM_COMMON_H_

#if defined (__cplusplus)

extern "C" {

#endif

/* OS independent routines */

#include "datatypes.h"

#include "ievent.h"

#include "itimer.h"

#include "imemory.h"

#include "ispinlock.h"

#include "idebug.h"

#include "ithread.h"

#include "isyscallback.h"

#include "iquickmap.h"

#include "imath.h"

#include "ib_cm.h"

#include "cm_params.h"

/*************************************************************************

 * Defines

 */

/* The following debug macros must be defined before including the "ib_debug.h" */

#define	_DBG_PRINT_EPILOG(LEVEL,STRING)

#define	_DBG_PRINT_PROLOG(LEVEL,STRING)

#define	_DBG_ERROR_EPILOG(LEVEL,STRING)

#define	_DBG_ERROR_PROLOG(LEVEL,STRING)

#define	_DBG_FATAL_EPILOG(LEVEL,STRING)

#define	_DBG_FATAL_PROLOG(LEVEL,STRING)

#define _DBG_CHK_IRQL(IRQL)

#include "ib_debug.h"

#undef _ib_dbg_params

#define _ib_dbg_params cm_debug_params

extern IB_DBG_PARAMS	cm_debug_params;

/* Memory tag to use in all memory allocation */

#define CM_MEM_TAG						0xbeef /*_ib_dbg_params.mem_tag */

/* Generic macros to test, set or clear bits */

#define BitTest(a,b)					((a) & (b))

#define BitSet(a,b)						((a) |= (b))

#define BitClear(a,b)					((a) &= (~(b)))

#define UNUSED_VAR(x)	(void)(x)

// forward type decl

struct _IBT_COMPONENT_INFO; 

/*************************************************************************

 * Doubly link-list macros

 */

typedef struct DLIST_ENTRY {

   struct DLIST_ENTRY *Next;

   struct DLIST_ENTRY *Prev;

} DLIST_ENTRY, *PDLIST_ENTRY;

/*

 *  void

 *  DListInit(

 *      PDLIST_ENTRY ListHead

 *      );

 */

#define DLIST_INIT	DListInit

#define DListInit(ListHead) (\

    (ListHead)->Next = (ListHead)->Prev = (ListHead))

/*

 *  boolean

 *  DListIsEmpty(

 *      PDLIST_ENTRY ListHead

 *      );

 */

#define DLIST_IS_EMPTY			DListIsEmpty

#define DListIsEmpty(ListHead) \

    ((ListHead)->Next == (ListHead))

/*

 *  PDLIST_ENTRY

 *  DListGetNext(

 *      PDLIST_ENTRY Entry

 *      );

 */

#define	DLIST_GET_NEXT 			DListGetNext

#define DListGetNext(Entry) \

    (Entry)->Next

/*

 *  PDLIST_ENTRY

 *  DListGetPrev(

 *      PDLIST_ENTRY Entry

 *      );

 */

#define	DLIST_GET_PREV			DListGetPrev

#define DListGetPrev(Entry) \

    (Entry)->Prev

/*

 *  PDLIST_ENTRY

 *  DListGetHead(

 *      PDLIST_ENTRY ListHead

 *      );

 */

#define	DLIST_GET_HEAD			DListGetHead

#define DListGetHead(ListHead) \

    (ListHead)->Next

/*

 *  PDLIST_ENTRY

 *  DListRemoveHead(

 *      PDLIST_ENTRY ListHead

 *      );

 */

#define	DLIST_REMOVE_HEAD		DListRemoveHead

#define DListRemoveHead(ListHead, List, Obj) \

    (ListHead)->Next;\

    {DListRemoveEntry((ListHead)->Next, List, Obj)}

/*

 *  PDLIST_ENTRY

 *  DListRemoveTail(

 *      PDLIST_ENTRY ListHead

 *      );

 */

#define	DLIST_REMOVE_TAIL		DListRemoveTail

#define DListRemoveTail(ListHead, List, Obj) \

    (ListHead)->Prev;\

    {DListRemoveEntry((ListHead)->Prev, List, Obj)}

/*

 *  void

 *  DListRemoveEntry(

 *      PDLIST_ENTRY Entry

 *      );

 */

#define	DLIST_REMOVE_ENTRY		DListRemoveEntry

#define DListRemoveEntry(Entry, List, Obj) {\

    PDLIST_ENTRY pNext = (Entry)->Next;\

    PDLIST_ENTRY pPrev = (Entry)->Prev;\

    pPrev->Next = pNext;\

    pNext->Prev = pPrev;\

	DListInit(Entry);\

	_DBG_INFO(("<cep 0x%p> --> Removed from " #List "\n", _DBG_PTR(Obj)));\

	}

/*

 *  void

 *  DListInsertTail(

 *      PDLIST_ENTRY ListHead,

 *      PDLIST_ENTRY Entry

 *      );

 */

#define	DLIST_INSERT_TAIL		DListInsertTail

#define DListInsertTail(ListHead, Entry, List, Obj) {\

    PDLIST_ENTRY pHead = (ListHead);\

    PDLIST_ENTRY pPrev = (ListHead)->Prev;\

    (Entry)->Next = pHead;\

    (Entry)->Prev = pPrev;\

    pPrev->Next = (Entry);\

    pHead->Prev = (Entry);\

	_DBG_INFO(("<cep 0x%p> --> Insert into " #List "\n", _DBG_PTR(Obj)));\

    }

/*

 *  void

 *  DListInsertHead(

 *      PDLIST_ENTRY ListHead,

 *      PDLIST_ENTRY Entry

 *      );

 */

#define	DLIST_INSERT_HEAD		DListInsertHead

#define DListInsertHead(ListHead, Entry, List, Obj) {\

    PDLIST_ENTRY pHead = (ListHead);\

    PDLIST_ENTRY pNext = (ListHead)->Next;\

    (Entry)->Next = pNext;\

    (Entry)->Prev = pHead;\

    pNext->Prev = (Entry);\

    pHead->Next = (Entry);\

	_DBG_INFO(("<cep 0x%p> --> Insert into " #List "\n", _DBG_PTR(Obj)));\

    }

/*

 *  void

 *  DListIterate(

 *      PDLIST_ENTRY anchor,

 *      PDLIST_ENTRY index,

 *		PDLIST_ENTRY listp

 *      );

 */

#define	DLIST_ITERATE	DListIterate

#define DListIterate(anchor, index, listp) \

	(anchor) = (PDLIST_ENTRY)(listp); \

	for((index) = (anchor)->Next; (index) != (anchor); (index) = (index)->Next)

/*************************************************************************

 * Keyed Map macros

 */

#define CM_MAP cl_qmap_t

#define CM_MAP_ITEM cl_map_item_t

#define CM_MapInit(pMap, pFunc)	cl_qmap_init(pMap, pFunc)

#define CM_MapHead(pMap)		cl_qmap_head(pMap)

#define CM_MapEnd(pMap)			cl_qmap_end(pMap)

#define CM_MapNext(pMapEntry)	cl_qmap_next(pMapEntry)

#define CM_MapPrev(pMapEntry)	cl_qmap_prev(pMapEntry)

#define CM_MapGet(pMap, Key)	cl_qmap_get(pMap, Key)

#define CM_MapGetCompare(pMap, Key, pFunc) cl_qmap_get_compare(pMap, Key, pFunc)

#define CM_MapIsEmpty(pMap)		cl_is_qmap_empty(pMap)

#define CM_MapInsert(pMap, Key, pEntry, MapName, pCEP) {\

	CM_MAP_ITEM *pMapEntry; \

	pMapEntry = cl_qmap_insert(pMap, Key, pEntry); \

	/* If duplicate key, insert does nothing and returns existing entry */ \

	ASSERT(pMapEntry == pEntry); \

	_DBG_INFO(("<cep 0x%p> --> Insert into " #MapName "\n", _DBG_PTR(pCEP)));\

	}

#define CM_MapRemoveEntry(pMap, pEntry, MapName, pCEP) {\

	cl_qmap_remove_item(pMap, pEntry); \

	_DBG_INFO(("<cep 0x%p> --> Removed from " #MapName "\n", _DBG_PTR(pCEP)));\

	}

/*************************************************************************/

/*************************************************************************

 * Function prototypes

 */

/*

 * CmInit

 *

 *	Initialize the CM module. This should only be called once normally during

 *	system startup time.

 *

 *

 *

 *

 * INPUTS:

 *

 *	None.

 *	

 *

 * OUTPUTS:

 *

 *	None.

 *

 *

 * RETURNS:

 *

 *	FSUCCESS

 *	FERROR

 *	FINSUFFICIENT_RESOURCES

 *

 */

FSTATUS

CmInit(

	IN struct _IBT_COMPONENT_INFO *ComponentInfo

	);

/*

 * CmDestroy

 *

 *	Destroy the CM module. This should only be called once normally during

 *	system shutdown time to cleanup any resources used by the CM.

 *

 *

 *

 *

 * INPUTS:

 *

 *	None.

 *	

 *

 * OUTPUTS:

 *

 *	None.

 *

 *

 * RETURNS:

 *

 *	FSUCCESS

 *	FERROR

 *

 */

void

CmDestroy( void );

/*

 * CmGetConnInfo

 *

 *	This routine is used to retrieve the connection status and information

 *	on the specified endpoint.  This is intended for Internal use only as part

 *  of generating the arguments for CM callbacks

 *

 *  Internal use only

 *

 * INPUTS:

 *

 *	hCEP				- Handle to the CEP object.

 *

 *	pConnInfo			- Specify the buffer to store the connection information and status.

 *

 * OUTPUTS:

 *

 *	None.

 *

 *

 * RETURNS:

 *

 *	FSUCCESS

 *

 *	FERROR

 *

 */

FSTATUS

CmGetConnInfo(

	IN IB_HANDLE				hCEP,

	OUT CM_CONN_INFO*			pConnInfo

	);

#if defined (__cplusplus)

};

#endif

#endif  /* _IBA_IB_CM_COMMON_H_ */