bcmdhd.101.10.361.x/include/linux_pkt.h - manifest_repos/dhd-driver - Git at Google

 /*
  * Linux Packet (skb) interface
  *
  * Copyright (C) 2020, Broadcom.
  *
  *      Unless you and Broadcom execute a separate written software license
  * agreement governing use of this software, this software is licensed to you
  * under the terms of the GNU General Public License version 2 (the "GPL"),
  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
  * following added to such license:
  *
  *      As a special exception, the copyright holders of this software give you
  * permission to link this software with independent modules, and to copy and
  * distribute the resulting executable under terms of your choice, provided that
  * you also meet, for each linked independent module, the terms and conditions of
  * the license of that module.  An independent module is a module which is not
  * derived from this software.  The special exception does not apply to any
  * modifications of the software.
  *
  *
  * <<Broadcom-WL-IPTag/Dual:>>
  */

 #ifndef _linux_pkt_h_
 #define _linux_pkt_h_

 #include <typedefs.h>

 #ifdef __ARM_ARCH_7A__
 #define PKT_HEADROOM_DEFAULT NET_SKB_PAD /**< NET_SKB_PAD is defined in a linux kernel header */
 #else
 #define PKT_HEADROOM_DEFAULT 16
 #endif /* __ARM_ARCH_7A__ */

 #ifdef BCMDRIVER
 /*
  * BINOSL selects the slightly slower function-call-based binary compatible osl.
  * Macros expand to calls to functions defined in linux_osl.c .
  */
 #ifndef BINOSL
 /* Because the non BINOSL implemenation of the PKT OSL routines are macros (for
  * performance reasons),  we need the Linux headers.
  */
 #include <linuxver.h>

 /* packet primitives */
 #ifndef BCMDBG_PKT
 #ifdef BCMDBG_CTRACE
 #define	PKTGET(osh, len, send)		linux_pktget((osh), (len), __LINE__, __FILE__)
 #define	PKTDUP(osh, skb)		osl_pktdup((osh), (skb), __LINE__, __FILE__)
 #else
 #ifdef BCM_OBJECT_TRACE
 #define	PKTGET(osh, len, send)		linux_pktget((osh), (len), __LINE__, __FUNCTION__)
 #define	PKTDUP(osh, skb)		osl_pktdup((osh), (skb), __LINE__, __FUNCTION__)
 #else
 #define	PKTGET(osh, len, send)		linux_pktget((osh), (len))
 #define	PKTDUP(osh, skb)		osl_pktdup((osh), (skb))
 #endif /* BCM_OBJECT_TRACE */
 #endif /* BCMDBG_CTRACE */
 #define PKTLIST_DUMP(osh, buf)		BCM_REFERENCE(osh)
 #define PKTDBG_TRACE(osh, pkt, bit)	BCM_REFERENCE(osh)
 #else /* BCMDBG_PKT pkt logging for debugging */
 #define	PKTGET(osh, len, send)		linux_pktget((osh), (len), __LINE__, __FILE__)
 #define	PKTDUP(osh, skb)		osl_pktdup((osh), (skb), __LINE__, __FILE__)
 #define PKTLIST_DUMP(osh, buf) 		osl_pktlist_dump(osh, buf)
 #define BCMDBG_PTRACE
 #define PKTLIST_IDX(skb)		((uint16 *)((char *)PKTTAG(skb) + \
 					sizeof(((struct sk_buff*)(skb))->cb) - sizeof(uint16)))
 #define PKTDBG_TRACE(osh, pkt, bit)     osl_pkttrace(osh, pkt, bit)
 #endif /* BCMDBG_PKT */
 #if defined(BCM_OBJECT_TRACE)
 #define	PKTFREE(osh, skb, send)		linux_pktfree((osh), (skb), (send), __LINE__, __FUNCTION__)
 #else
 #define	PKTFREE(osh, skb, send)		linux_pktfree((osh), (skb), (send))
 #endif /* BCM_OBJECT_TRACE */
 #ifdef CONFIG_DHD_USE_STATIC_BUF
 #define	PKTGET_STATIC(osh, len, send)		osl_pktget_static((osh), (len))
 #define	PKTFREE_STATIC(osh, skb, send)		osl_pktfree_static((osh), (skb), (send))
 #else
 #define	PKTGET_STATIC	PKTGET
 #define	PKTFREE_STATIC	PKTFREE
 #endif /* CONFIG_DHD_USE_STATIC_BUF */

 #define	PKTDATA(osh, skb)		({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->data);})
 #define	PKTLEN(osh, skb)		({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->len);})
 #define	PKTHEAD(osh, skb)		({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->head);})
 #define	PKTSOCK(osh, skb)		({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->sk);})
 #define PKTSETHEAD(osh, skb, h)		({BCM_REFERENCE(osh); \
 					(((struct sk_buff *)(skb))->head = (h));})
 #define PKTHEADROOM(osh, skb)		(PKTDATA(osh, skb)-(((struct sk_buff*)(skb))->head))
 #define PKTEXPHEADROOM(osh, skb, b)	\
 	({ \
 	 BCM_REFERENCE(osh); \
 	 skb_realloc_headroom((struct sk_buff*)(skb), (b)); \
 	 })
 #define PKTTAILROOM(osh, skb)		\
 	({ \
 	 BCM_REFERENCE(osh); \
 	 skb_tailroom((struct sk_buff*)(skb)); \
 	 })
 #define PKTPADTAILROOM(osh, skb, padlen) \
 	({ \
 	 BCM_REFERENCE(osh); \
 	 skb_pad((struct sk_buff*)(skb), (padlen)); \
 	 })
 #define	PKTNEXT(osh, skb)		({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->next);})
 #define	PKTSETNEXT(osh, skb, x)		\
 	({ \
 	 BCM_REFERENCE(osh); \
 	 (((struct sk_buff*)(skb))->next = (struct sk_buff*)(x)); \
 	 })
 #define	PKTSETLEN(osh, skb, len)	\
 	({ \
 	 BCM_REFERENCE(osh); \
 	 __skb_trim((struct sk_buff*)(skb), (len)); \
 	 })
 #define	PKTPUSH(osh, skb, bytes)	\
 	({ \
 	 BCM_REFERENCE(osh); \
 	 skb_push((struct sk_buff*)(skb), (bytes)); \
 	 })
 #define	PKTPULL(osh, skb, bytes)	\
 	({ \
 	 BCM_REFERENCE(osh); \
 	 skb_pull((struct sk_buff*)(skb), (bytes)); \
 	 })
 #define	PKTTAG(skb)			((void*)(((struct sk_buff*)(skb))->cb))
 #define PKTSETPOOL(osh, skb, x, y)	BCM_REFERENCE(osh)
 #define	PKTPOOL(osh, skb)		({BCM_REFERENCE(osh); BCM_REFERENCE(skb); FALSE;})
 #define PKTFREELIST(skb)        PKTLINK(skb)
 #define PKTSETFREELIST(skb, x)  PKTSETLINK((skb), (x))
 #define PKTPTR(skb)             (skb)
 #define PKTID(skb)              ({BCM_REFERENCE(skb); 0;})
 #define PKTSETID(skb, id)       ({BCM_REFERENCE(skb); BCM_REFERENCE(id);})
 #define PKTIDAVAIL()            (0xFFFFFFFFu)
 #define PKTSHRINK(osh, m)		({BCM_REFERENCE(osh); m;})
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) && defined(TSQ_MULTIPLIER)
 #define PKTORPHAN(skb, tsq)          osl_pkt_orphan_partial(skb, tsq)
 extern void osl_pkt_orphan_partial(struct sk_buff *skb, int tsq);
 #else
 #define PKTORPHAN(skb, tsq)          ({BCM_REFERENCE(skb); 0;})
 #endif /* Linux Version >= 3.6 */

 #ifdef BCMDBG_CTRACE
 #define	DEL_CTRACE(zosh, zskb) { \
 	unsigned long zflags; \
 	OSL_CTRACE_LOCK(&(zosh)->ctrace_lock, zflags); \
 	list_del(&(zskb)->ctrace_list); \
 	(zosh)->ctrace_num--; \
 	(zskb)->ctrace_start = 0; \
 	(zskb)->ctrace_count = 0; \
 	OSL_CTRACE_UNLOCK(&(zosh)->ctrace_lock, zflags); \
 }

 #define	UPDATE_CTRACE(zskb, zfile, zline) { \
 	struct sk_buff *_zskb = (struct sk_buff *)(zskb); \
 	if (_zskb->ctrace_count < CTRACE_NUM) { \
 		_zskb->func[_zskb->ctrace_count] = zfile; \
 		_zskb->line[_zskb->ctrace_count] = zline; \
 		_zskb->ctrace_count++; \
 	} \
 	else { \
 		_zskb->func[_zskb->ctrace_start] = zfile; \
 		_zskb->line[_zskb->ctrace_start] = zline; \
 		_zskb->ctrace_start++; \
 		if (_zskb->ctrace_start >= CTRACE_NUM) \
 			_zskb->ctrace_start = 0; \
 	} \
 }

 #define	ADD_CTRACE(zosh, zskb, zfile, zline) { \
 	unsigned long zflags; \
 	OSL_CTRACE_LOCK(&(zosh)->ctrace_lock, zflags); \
 	list_add(&(zskb)->ctrace_list, &(zosh)->ctrace_list); \
 	(zosh)->ctrace_num++; \
 	UPDATE_CTRACE(zskb, zfile, zline); \
 	OSL_CTRACE_UNLOCK(&(zosh)->ctrace_lock, zflags); \
 }

 #define PKTCALLER(zskb)	UPDATE_CTRACE((struct sk_buff *)zskb, (char *)__FUNCTION__, __LINE__)
 #endif /* BCMDBG_CTRACE */

 #define	PKTSETFAST(osh, skb)	({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
 #define	PKTCLRFAST(osh, skb)	({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
 #define	PKTISFAST(osh, skb)	({BCM_REFERENCE(osh); BCM_REFERENCE(skb); FALSE;})
 #define PKTLITIDX(skb)		({BCM_REFERENCE(skb); 0;})
 #define PKTSETLITIDX(skb, idx)	({BCM_REFERENCE(skb); BCM_REFERENCE(idx);})
 #define PKTRESETLITIDX(skb)	({BCM_REFERENCE(skb);})
 #define PKTRITIDX(skb)		({BCM_REFERENCE(skb); 0;})
 #define PKTSETRITIDX(skb, idx)	({BCM_REFERENCE(skb); BCM_REFERENCE(idx);})
 #define PKTRESETRITIDX(skb)	({BCM_REFERENCE(skb);})

 #define	PKTSETSKIPCT(osh, skb)	({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
 #define	PKTCLRSKIPCT(osh, skb)	({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
 #define	PKTSKIPCT(osh, skb)	({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})

 #define PKTFRAGLEN(osh, lb, ix)			(0)
 #define PKTSETFRAGLEN(osh, lb, ix, len)		BCM_REFERENCE(osh)

 #define	PKTSETTOBR(osh, skb)	({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
 #define	PKTCLRTOBR(osh, skb)	({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
 #define	PKTISTOBR(skb)	({BCM_REFERENCE(skb); FALSE;})

 #ifdef BCMFA
 #ifdef BCMFA_HW_HASH
 #define PKTSETFAHIDX(skb, idx)	(((struct sk_buff*)(skb))->napt_idx = idx)
 #else
 #define PKTSETFAHIDX(skb, idx)	({BCM_REFERENCE(skb); BCM_REFERENCE(idx);})
 #endif /* BCMFA_SW_HASH */
 #define PKTGETFAHIDX(skb)	(((struct sk_buff*)(skb))->napt_idx)
 #define PKTSETFADEV(skb, imp)	(((struct sk_buff*)(skb))->dev = imp)
 #define PKTSETRXDEV(skb)	(((struct sk_buff*)(skb))->rxdev = ((struct sk_buff*)(skb))->dev)

 #define	AUX_TCP_FIN_RST	(1 << 0)
 #define	AUX_FREED	(1 << 1)
 #define PKTSETFAAUX(skb)	(((struct sk_buff*)(skb))->napt_flags |= AUX_TCP_FIN_RST)
 #define	PKTCLRFAAUX(skb)	(((struct sk_buff*)(skb))->napt_flags &= (~AUX_TCP_FIN_RST))
 #define	PKTISFAAUX(skb)		(((struct sk_buff*)(skb))->napt_flags & AUX_TCP_FIN_RST)
 #define PKTSETFAFREED(skb)	(((struct sk_buff*)(skb))->napt_flags |= AUX_FREED)
 #define	PKTCLRFAFREED(skb)	(((struct sk_buff*)(skb))->napt_flags &= (~AUX_FREED))
 #define	PKTISFAFREED(skb)	(((struct sk_buff*)(skb))->napt_flags & AUX_FREED)
 #define	PKTISFABRIDGED(skb)	PKTISFAAUX(skb)
 #else
 #define	PKTISFAAUX(skb)		({BCM_REFERENCE(skb); FALSE;})
 #define	PKTISFABRIDGED(skb)	({BCM_REFERENCE(skb); FALSE;})
 #define	PKTISFAFREED(skb)	({BCM_REFERENCE(skb); FALSE;})

 #define	PKTCLRFAAUX(skb)	BCM_REFERENCE(skb)
 #define PKTSETFAFREED(skb)	BCM_REFERENCE(skb)
 #define	PKTCLRFAFREED(skb)	BCM_REFERENCE(skb)
 #endif /* BCMFA */

 #if defined(BCM_OBJECT_TRACE)
 extern void linux_pktfree(osl_t *osh, void *skb, bool send, int line, const char *caller);
 #else
 extern void linux_pktfree(osl_t *osh, void *skb, bool send);
 #endif /* BCM_OBJECT_TRACE */
 extern void *osl_pktget_static(osl_t *osh, uint len);
 extern void osl_pktfree_static(osl_t *osh, void *skb, bool send);
 extern void osl_pktclone(osl_t *osh, void **pkt);

 #ifdef BCMDBG_PKT /* pkt logging for debugging */
 extern void *linux_pktget(osl_t *osh, uint len, int line, char *file);
 extern void *osl_pkt_frmnative(osl_t *osh, void *skb, int line, char *file);
 extern void *osl_pktdup(osl_t *osh, void *skb, int line, char *file);
 extern void osl_pktlist_add(osl_t *osh, void *p, int line, char *file);
 extern void osl_pktlist_remove(osl_t *osh, void *p);
 extern char *osl_pktlist_dump(osl_t *osh, char *buf);
 #ifdef BCMDBG_PTRACE
 extern void osl_pkttrace(osl_t *osh, void *pkt, uint16 bit);
 #endif /* BCMDBG_PTRACE */
 #else /* BCMDBG_PKT */
 #ifdef BCMDBG_CTRACE
 #define PKT_CTRACE_DUMP(osh, b)	osl_ctrace_dump((osh), (b))
 extern void *linux_pktget(osl_t *osh, uint len, int line, char *file);
 extern void *osl_pkt_frmnative(osl_t *osh, void *skb, int line, char *file);
 extern int osl_pkt_is_frmnative(osl_t *osh, struct sk_buff *pkt);
 extern void *osl_pktdup(osl_t *osh, void *skb, int line, char *file);
 struct bcmstrbuf;
 extern void osl_ctrace_dump(osl_t *osh, struct bcmstrbuf *b);
 #else
 #ifdef BCM_OBJECT_TRACE
 extern void *linux_pktget(osl_t *osh, uint len, int line, const char *caller);
 extern void *osl_pktdup(osl_t *osh, void *skb, int line, const char *caller);
 #else
 extern void *linux_pktget(osl_t *osh, uint len);
 extern void *osl_pktdup(osl_t *osh, void *skb);
 #endif /* BCM_OBJECT_TRACE */
 extern void *osl_pkt_frmnative(osl_t *osh, void *skb);
 #endif /* BCMDBG_CTRACE */
 #endif /* BCMDBG_PKT */
 extern struct sk_buff *osl_pkt_tonative(osl_t *osh, void *pkt);
 #ifdef BCMDBG_PKT
 #define PKTFRMNATIVE(osh, skb)  osl_pkt_frmnative(((osl_t *)osh), \
 				(struct sk_buff*)(skb), __LINE__, __FILE__)
 #else /* BCMDBG_PKT */
 #ifdef BCMDBG_CTRACE
 #define PKTFRMNATIVE(osh, skb)  osl_pkt_frmnative(((osl_t *)osh), \
 				(struct sk_buff*)(skb), __LINE__, __FILE__)
 #define	PKTISFRMNATIVE(osh, skb) osl_pkt_is_frmnative((osl_t *)(osh), (struct sk_buff *)(skb))
 #else
 #define PKTFRMNATIVE(osh, skb)	osl_pkt_frmnative(((osl_t *)osh), (struct sk_buff*)(skb))
 #endif /* BCMDBG_CTRACE */
 #endif /* BCMDBG_PKT */
 #define PKTTONATIVE(osh, pkt)		osl_pkt_tonative((osl_t *)(osh), (pkt))

 #define	PKTLINK(skb)			(((struct sk_buff*)(skb))->prev)
 #define	PKTSETLINK(skb, x)		(((struct sk_buff*)(skb))->prev = (struct sk_buff*)(x))
 #define	PKTPRIO(skb)			(((struct sk_buff*)(skb))->priority)
 #define	PKTSETPRIO(skb, x)		(((struct sk_buff*)(skb))->priority = (x))
 #define PKTSUMNEEDED(skb)		(((struct sk_buff*)(skb))->ip_summed == CHECKSUM_HW)
 #define PKTSETSUMGOOD(skb, x)		(((struct sk_buff*)(skb))->ip_summed = \
 						((x) ? CHECKSUM_UNNECESSARY : CHECKSUM_NONE))
 /* PKTSETSUMNEEDED and PKTSUMGOOD are not possible because skb->ip_summed is overloaded */
 #define PKTSHARED(skb)                  (((struct sk_buff*)(skb))->cloned)

 #ifdef CONFIG_NF_CONNTRACK_MARK
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0))
 #define PKTMARK(p)                     (((struct sk_buff *)(p))->mark)
 #define PKTSETMARK(p, m)               ((struct sk_buff *)(p))->mark = (m)
 #else /* !2.6.0 */
 #define PKTMARK(p)                     (((struct sk_buff *)(p))->nfmark)
 #define PKTSETMARK(p, m)               ((struct sk_buff *)(p))->nfmark = (m)
 #endif /* 2.6.0 */
 #else /* CONFIG_NF_CONNTRACK_MARK */
 #define PKTMARK(p)                     0
 #define PKTSETMARK(p, m)
 #endif /* CONFIG_NF_CONNTRACK_MARK */

 #else	/* BINOSL */

 #define OSL_PREF_RANGE_LD(va, sz)
 #define OSL_PREF_RANGE_ST(va, sz)

 /* packet primitives */
 #ifdef BCMDBG_PKT
 #define	PKTGET(osh, len, send)		linux_pktget((osh), (len), __LINE__, __FILE__)
 #define	PKTDUP(osh, skb)		osl_pktdup((osh), (skb), __LINE__, __FILE__)
 #define PKTFRMNATIVE(osh, skb)		osl_pkt_frmnative((osh), (skb), __LINE__, __FILE__)
 #define PKTLIST_DUMP(osh, buf) 		osl_pktlist_dump(osh, buf)
 #define PKTDBG_TRACE(osh, pkt, bit)	BCM_REFERENCE(osh)
 #else /* BCMDBG_PKT */
 #ifdef BCMDBG_CTRACE
 #define	PKTGET(osh, len, send)		linux_pktget((osh), (len), __LINE__, __FILE__)
 #define	PKTDUP(osh, skb)		osl_pktdup((osh), (skb), __LINE__, __FILE__)
 #define PKTFRMNATIVE(osh, skb)		osl_pkt_frmnative((osh), (skb), __LINE__, __FILE__)
 #else
 #ifdef BCM_OBJECT_TRACE
 #define	PKTGET(osh, len, send)		linux_pktget((osh), (len), __LINE__, __FUNCTION__)
 #define	PKTDUP(osh, skb)		osl_pktdup((osh), (skb), __LINE__, __FUNCTION__)
 #else
 #define	PKTGET(osh, len, send)		linux_pktget((osh), (len))
 #define	PKTDUP(osh, skb)		osl_pktdup((osh), (skb))
 #endif /* BCM_OBJECT_TRACE */
 #define PKTFRMNATIVE(osh, skb)		osl_pkt_frmnative((osh), (skb))
 #endif /* BCMDBG_CTRACE */
 #define PKTLIST_DUMP(osh, buf)		({BCM_REFERENCE(osh); BCM_REFERENCE(buf);})
 #define PKTDBG_TRACE(osh, pkt, bit)	({BCM_REFERENCE(osh); BCM_REFERENCE(pkt);})
 #endif /* BCMDBG_PKT */
 #if defined(BCM_OBJECT_TRACE)
 #define	PKTFREE(osh, skb, send)		linux_pktfree((osh), (skb), (send), __LINE__, __FUNCTION__)
 #else
 #define	PKTFREE(osh, skb, send)		linux_pktfree((osh), (skb), (send))
 #endif /* BCM_OBJECT_TRACE */
 #define	PKTDATA(osh, skb)		osl_pktdata((osh), (skb))
 #define	PKTLEN(osh, skb)		osl_pktlen((osh), (skb))
 #define PKTHEADROOM(osh, skb)		osl_pktheadroom((osh), (skb))
 #define PKTTAILROOM(osh, skb)		osl_pkttailroom((osh), (skb))
 #define	PKTNEXT(osh, skb)		osl_pktnext((osh), (skb))
 #define	PKTSETNEXT(osh, skb, x)		({BCM_REFERENCE(osh); osl_pktsetnext((skb), (x));})
 #define	PKTSETLEN(osh, skb, len)	osl_pktsetlen((osh), (skb), (len))
 #define	PKTPUSH(osh, skb, bytes)	osl_pktpush((osh), (skb), (bytes))
 #define	PKTPULL(osh, skb, bytes)	osl_pktpull((osh), (skb), (bytes))
 #define PKTTAG(skb)			osl_pkttag((skb))
 #define PKTTONATIVE(osh, pkt)		osl_pkt_tonative((osh), (pkt))
 #define	PKTLINK(skb)			osl_pktlink((skb))
 #define	PKTSETLINK(skb, x)		osl_pktsetlink((skb), (x))
 #define	PKTPRIO(skb)			osl_pktprio((skb))
 #define	PKTSETPRIO(skb, x)		osl_pktsetprio((skb), (x))
 #define PKTSHARED(skb)                  osl_pktshared((skb))
 #define PKTSETPOOL(osh, skb, x, y)	({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
 #define	PKTPOOL(osh, skb)		({BCM_REFERENCE(osh); BCM_REFERENCE(skb); FALSE;})
 #define PKTFREELIST(skb)        PKTLINK(skb)
 #define PKTSETFREELIST(skb, x)  PKTSETLINK((skb), (x))
 #define PKTPTR(skb)             (skb)
 #define PKTID(skb)              ({BCM_REFERENCE(skb); 0;})
 #define PKTSETID(skb, id)       ({BCM_REFERENCE(skb); BCM_REFERENCE(id);})
 #define PKTIDAVAIL()            (0xFFFFFFFFu)

 #ifdef BCMDBG_PKT /* pkt logging for debugging */
 extern void *linux_pktget(osl_t *osh, uint len, int line, char *file);
 extern void *osl_pktdup(osl_t *osh, void *skb, int line, char *file);
 extern void *osl_pkt_frmnative(osl_t *osh, void *skb, int line, char *file);
 #else /* BCMDBG_PKT */
 #ifdef BCM_OBJECT_TRACE
 extern void *linux_pktget(osl_t *osh, uint len, int line, const char *caller);
 extern void *osl_pktdup(osl_t *osh, void *skb, int line, const char *caller);
 #else
 extern void *linux_pktget(osl_t *osh, uint len);
 extern void *osl_pktdup(osl_t *osh, void *skb);
 #endif /* BCM_OBJECT_TRACE */
 extern void *osl_pkt_frmnative(osl_t *osh, void *skb);
 #endif /* BCMDBG_PKT */
 #if defined(BCM_OBJECT_TRACE)
 extern void linux_pktfree(osl_t *osh, void *skb, bool send, int line, const char *caller);
 #else
 extern void linux_pktfree(osl_t *osh, void *skb, bool send);
 #endif /* BCM_OBJECT_TRACE */
 extern uchar *osl_pktdata(osl_t *osh, void *skb);
 extern uint osl_pktlen(osl_t *osh, void *skb);
 extern uint osl_pktheadroom(osl_t *osh, void *skb);
 extern uint osl_pkttailroom(osl_t *osh, void *skb);
 extern void *osl_pktnext(osl_t *osh, void *skb);
 extern void osl_pktsetnext(void *skb, void *x);
 extern void osl_pktsetlen(osl_t *osh, void *skb, uint len);
 extern uchar *osl_pktpush(osl_t *osh, void *skb, int bytes);
 extern uchar *osl_pktpull(osl_t *osh, void *skb, int bytes);
 extern void *osl_pkttag(void *skb);
 extern void *osl_pktlink(void *skb);
 extern void osl_pktsetlink(void *skb, void *x);
 extern uint osl_pktprio(void *skb);
 extern void osl_pktsetprio(void *skb, uint x);
 extern struct sk_buff *osl_pkt_tonative(osl_t *osh, void *pkt);
 extern bool osl_pktshared(void *skb);

 #ifdef BCMDBG_PKT /* pkt logging for debugging */
 extern char *osl_pktlist_dump(osl_t *osh, char *buf);
 extern void osl_pktlist_add(osl_t *osh, void *p, int line, char *file);
 extern void osl_pktlist_remove(osl_t *osh, void *p);
 #endif /* BCMDBG_PKT */

 #endif	/* BINOSL */

 #define PKTALLOCED(osh)		osl_pktalloced(osh)
 extern uint osl_pktalloced(osl_t *osh);

 #define PKTPOOLHEAPCOUNT()            (0u)

 #endif /* BCMDRIVER */

 #endif	/* _linux_pkt_h_ */
	/*
	* Linux Packet (skb) interface
	*
	* Copyright (C) 2020, Broadcom.
	*
	* Unless you and Broadcom execute a separate written software license
	* agreement governing use of this software, this software is licensed to you
	* under the terms of the GNU General Public License version 2 (the "GPL"),
	* available at http://www.broadcom.com/licenses/GPLv2.php, with the
	* following added to such license:
	*
	* As a special exception, the copyright holders of this software give you
	* permission to link this software with independent modules, and to copy and
	* distribute the resulting executable under terms of your choice, provided that
	* you also meet, for each linked independent module, the terms and conditions of
	* the license of that module. An independent module is a module which is not
	* derived from this software. The special exception does not apply to any
	* modifications of the software.
	*
	*
	* <<Broadcom-WL-IPTag/Dual:>>
	*/

	#ifndef _linux_pkt_h_
	#define _linux_pkt_h_

	#include <typedefs.h>

	#ifdef __ARM_ARCH_7A__
	#define PKT_HEADROOM_DEFAULT NET_SKB_PAD /*< NET_SKB_PAD is defined in a linux kernel header /
	#else
	#define PKT_HEADROOM_DEFAULT 16
	#endif /* __ARM_ARCH_7A__ */

	#ifdef BCMDRIVER
	/*
	* BINOSL selects the slightly slower function-call-based binary compatible osl.
	* Macros expand to calls to functions defined in linux_osl.c .
	*/
	#ifndef BINOSL
	/* Because the non BINOSL implemenation of the PKT OSL routines are macros (for
	* performance reasons), we need the Linux headers.
	*/
	#include <linuxver.h>

	/* packet primitives */
	#ifndef BCMDBG_PKT
	#ifdef BCMDBG_CTRACE
	#define PKTGET(osh, len, send) linux_pktget((osh), (len), __LINE__, __FILE__)
	#define PKTDUP(osh, skb) osl_pktdup((osh), (skb), __LINE__, __FILE__)
	#else
	#ifdef BCM_OBJECT_TRACE
	#define PKTGET(osh, len, send) linux_pktget((osh), (len), __LINE__, __FUNCTION__)
	#define PKTDUP(osh, skb) osl_pktdup((osh), (skb), __LINE__, __FUNCTION__)
	#else
	#define PKTGET(osh, len, send) linux_pktget((osh), (len))
	#define PKTDUP(osh, skb) osl_pktdup((osh), (skb))
	#endif /* BCM_OBJECT_TRACE */
	#endif /* BCMDBG_CTRACE */
	#define PKTLIST_DUMP(osh, buf) BCM_REFERENCE(osh)
	#define PKTDBG_TRACE(osh, pkt, bit) BCM_REFERENCE(osh)
	#else /* BCMDBG_PKT pkt logging for debugging */
	#define PKTGET(osh, len, send) linux_pktget((osh), (len), __LINE__, __FILE__)
	#define PKTDUP(osh, skb) osl_pktdup((osh), (skb), __LINE__, __FILE__)
	#define PKTLIST_DUMP(osh, buf) osl_pktlist_dump(osh, buf)
	#define BCMDBG_PTRACE
	#define PKTLIST_IDX(skb) ((uint16 )((char )PKTTAG(skb) + \
	sizeof(((struct sk_buff*)(skb))->cb) - sizeof(uint16)))
	#define PKTDBG_TRACE(osh, pkt, bit) osl_pkttrace(osh, pkt, bit)
	#endif /* BCMDBG_PKT */
	#if defined(BCM_OBJECT_TRACE)
	#define PKTFREE(osh, skb, send) linux_pktfree((osh), (skb), (send), __LINE__, __FUNCTION__)
	#else
	#define PKTFREE(osh, skb, send) linux_pktfree((osh), (skb), (send))
	#endif /* BCM_OBJECT_TRACE */
	#ifdef CONFIG_DHD_USE_STATIC_BUF
	#define PKTGET_STATIC(osh, len, send) osl_pktget_static((osh), (len))
	#define PKTFREE_STATIC(osh, skb, send) osl_pktfree_static((osh), (skb), (send))
	#else
	#define PKTGET_STATIC PKTGET
	#define PKTFREE_STATIC PKTFREE
	#endif /* CONFIG_DHD_USE_STATIC_BUF */

	#define PKTDATA(osh, skb) ({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->data);})
	#define PKTLEN(osh, skb) ({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->len);})
	#define PKTHEAD(osh, skb) ({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->head);})
	#define PKTSOCK(osh, skb) ({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->sk);})
	#define PKTSETHEAD(osh, skb, h) ({BCM_REFERENCE(osh); \
	(((struct sk_buff *)(skb))->head = (h));})
	#define PKTHEADROOM(osh, skb) (PKTDATA(osh, skb)-(((struct sk_buff*)(skb))->head))
	#define PKTEXPHEADROOM(osh, skb, b) \
	({ \
	BCM_REFERENCE(osh); \
	skb_realloc_headroom((struct sk_buff*)(skb), (b)); \
	})
	#define PKTTAILROOM(osh, skb) \
	({ \
	BCM_REFERENCE(osh); \
	skb_tailroom((struct sk_buff*)(skb)); \
	})
	#define PKTPADTAILROOM(osh, skb, padlen) \
	({ \
	BCM_REFERENCE(osh); \
	skb_pad((struct sk_buff*)(skb), (padlen)); \
	})
	#define PKTNEXT(osh, skb) ({BCM_REFERENCE(osh); (((struct sk_buff*)(skb))->next);})
	#define PKTSETNEXT(osh, skb, x) \
	({ \
	BCM_REFERENCE(osh); \
	(((struct sk_buff)(skb))->next = (struct sk_buff)(x)); \
	})
	#define PKTSETLEN(osh, skb, len) \
	({ \
	BCM_REFERENCE(osh); \
	__skb_trim((struct sk_buff*)(skb), (len)); \
	})
	#define PKTPUSH(osh, skb, bytes) \
	({ \
	BCM_REFERENCE(osh); \
	skb_push((struct sk_buff*)(skb), (bytes)); \
	})
	#define PKTPULL(osh, skb, bytes) \
	({ \
	BCM_REFERENCE(osh); \
	skb_pull((struct sk_buff*)(skb), (bytes)); \
	})
	#define PKTTAG(skb) ((void)(((struct sk_buff)(skb))->cb))
	#define PKTSETPOOL(osh, skb, x, y) BCM_REFERENCE(osh)
	#define PKTPOOL(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb); FALSE;})
	#define PKTFREELIST(skb) PKTLINK(skb)
	#define PKTSETFREELIST(skb, x) PKTSETLINK((skb), (x))
	#define PKTPTR(skb) (skb)
	#define PKTID(skb) ({BCM_REFERENCE(skb); 0;})
	#define PKTSETID(skb, id) ({BCM_REFERENCE(skb); BCM_REFERENCE(id);})
	#define PKTIDAVAIL() (0xFFFFFFFFu)
	#define PKTSHRINK(osh, m) ({BCM_REFERENCE(osh); m;})
	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)) && defined(TSQ_MULTIPLIER)
	#define PKTORPHAN(skb, tsq) osl_pkt_orphan_partial(skb, tsq)
	extern void osl_pkt_orphan_partial(struct sk_buff *skb, int tsq);
	#else
	#define PKTORPHAN(skb, tsq) ({BCM_REFERENCE(skb); 0;})
	#endif /* Linux Version >= 3.6 */

	#ifdef BCMDBG_CTRACE
	#define DEL_CTRACE(zosh, zskb) { \
	unsigned long zflags; \
	OSL_CTRACE_LOCK(&(zosh)->ctrace_lock, zflags); \
	list_del(&(zskb)->ctrace_list); \
	(zosh)->ctrace_num--; \
	(zskb)->ctrace_start = 0; \
	(zskb)->ctrace_count = 0; \
	OSL_CTRACE_UNLOCK(&(zosh)->ctrace_lock, zflags); \
	}

	#define UPDATE_CTRACE(zskb, zfile, zline) { \
	struct sk_buff _zskb = (struct sk_buff )(zskb); \
	if (_zskb->ctrace_count < CTRACE_NUM) { \
	_zskb->func[_zskb->ctrace_count] = zfile; \
	_zskb->line[_zskb->ctrace_count] = zline; \
	_zskb->ctrace_count++; \
	} \
	else { \
	_zskb->func[_zskb->ctrace_start] = zfile; \
	_zskb->line[_zskb->ctrace_start] = zline; \
	_zskb->ctrace_start++; \
	if (_zskb->ctrace_start >= CTRACE_NUM) \
	_zskb->ctrace_start = 0; \
	} \
	}

	#define ADD_CTRACE(zosh, zskb, zfile, zline) { \
	unsigned long zflags; \
	OSL_CTRACE_LOCK(&(zosh)->ctrace_lock, zflags); \
	list_add(&(zskb)->ctrace_list, &(zosh)->ctrace_list); \
	(zosh)->ctrace_num++; \
	UPDATE_CTRACE(zskb, zfile, zline); \
	OSL_CTRACE_UNLOCK(&(zosh)->ctrace_lock, zflags); \
	}

	#define PKTCALLER(zskb) UPDATE_CTRACE((struct sk_buff )zskb, (char )__FUNCTION__, __LINE__)
	#endif /* BCMDBG_CTRACE */

	#define PKTSETFAST(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
	#define PKTCLRFAST(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
	#define PKTISFAST(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb); FALSE;})
	#define PKTLITIDX(skb) ({BCM_REFERENCE(skb); 0;})
	#define PKTSETLITIDX(skb, idx) ({BCM_REFERENCE(skb); BCM_REFERENCE(idx);})
	#define PKTRESETLITIDX(skb) ({BCM_REFERENCE(skb);})
	#define PKTRITIDX(skb) ({BCM_REFERENCE(skb); 0;})
	#define PKTSETRITIDX(skb, idx) ({BCM_REFERENCE(skb); BCM_REFERENCE(idx);})
	#define PKTRESETRITIDX(skb) ({BCM_REFERENCE(skb);})

	#define PKTSETSKIPCT(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
	#define PKTCLRSKIPCT(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
	#define PKTSKIPCT(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})

	#define PKTFRAGLEN(osh, lb, ix) (0)
	#define PKTSETFRAGLEN(osh, lb, ix, len) BCM_REFERENCE(osh)

	#define PKTSETTOBR(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
	#define PKTCLRTOBR(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
	#define PKTISTOBR(skb) ({BCM_REFERENCE(skb); FALSE;})

	#ifdef BCMFA
	#ifdef BCMFA_HW_HASH
	#define PKTSETFAHIDX(skb, idx) (((struct sk_buff*)(skb))->napt_idx = idx)
	#else
	#define PKTSETFAHIDX(skb, idx) ({BCM_REFERENCE(skb); BCM_REFERENCE(idx);})
	#endif /* BCMFA_SW_HASH */
	#define PKTGETFAHIDX(skb) (((struct sk_buff*)(skb))->napt_idx)
	#define PKTSETFADEV(skb, imp) (((struct sk_buff*)(skb))->dev = imp)
	#define PKTSETRXDEV(skb) (((struct sk_buff)(skb))->rxdev = ((struct sk_buff)(skb))->dev)

	#define AUX_TCP_FIN_RST (1 << 0)
	#define AUX_FREED (1 << 1)
	#define PKTSETFAAUX(skb) (((struct sk_buff*)(skb))->napt_flags \|= AUX_TCP_FIN_RST)
	#define PKTCLRFAAUX(skb) (((struct sk_buff*)(skb))->napt_flags &= (~AUX_TCP_FIN_RST))
	#define PKTISFAAUX(skb) (((struct sk_buff*)(skb))->napt_flags & AUX_TCP_FIN_RST)
	#define PKTSETFAFREED(skb) (((struct sk_buff*)(skb))->napt_flags \|= AUX_FREED)
	#define PKTCLRFAFREED(skb) (((struct sk_buff*)(skb))->napt_flags &= (~AUX_FREED))
	#define PKTISFAFREED(skb) (((struct sk_buff*)(skb))->napt_flags & AUX_FREED)
	#define PKTISFABRIDGED(skb) PKTISFAAUX(skb)
	#else
	#define PKTISFAAUX(skb) ({BCM_REFERENCE(skb); FALSE;})
	#define PKTISFABRIDGED(skb) ({BCM_REFERENCE(skb); FALSE;})
	#define PKTISFAFREED(skb) ({BCM_REFERENCE(skb); FALSE;})

	#define PKTCLRFAAUX(skb) BCM_REFERENCE(skb)
	#define PKTSETFAFREED(skb) BCM_REFERENCE(skb)
	#define PKTCLRFAFREED(skb) BCM_REFERENCE(skb)
	#endif /* BCMFA */

	#if defined(BCM_OBJECT_TRACE)
	extern void linux_pktfree(osl_t osh, void skb, bool send, int line, const char *caller);
	#else
	extern void linux_pktfree(osl_t osh, void skb, bool send);
	#endif /* BCM_OBJECT_TRACE */
	extern void osl_pktget_static(osl_t osh, uint len);
	extern void osl_pktfree_static(osl_t osh, void skb, bool send);
	extern void osl_pktclone(osl_t osh, void *pkt);

	#ifdef BCMDBG_PKT /* pkt logging for debugging */
	extern void linux_pktget(osl_t osh, uint len, int line, char *file);
	extern void osl_pkt_frmnative(osl_t osh, void skb, int line, char file);
	extern void osl_pktdup(osl_t osh, void skb, int line, char file);
	extern void osl_pktlist_add(osl_t osh, void p, int line, char *file);
	extern void osl_pktlist_remove(osl_t osh, void p);
	extern char osl_pktlist_dump(osl_t osh, char *buf);
	#ifdef BCMDBG_PTRACE
	extern void osl_pkttrace(osl_t osh, void pkt, uint16 bit);
	#endif /* BCMDBG_PTRACE */
	#else /* BCMDBG_PKT */
	#ifdef BCMDBG_CTRACE
	#define PKT_CTRACE_DUMP(osh, b) osl_ctrace_dump((osh), (b))
	extern void linux_pktget(osl_t osh, uint len, int line, char *file);
	extern void osl_pkt_frmnative(osl_t osh, void skb, int line, char file);
	extern int osl_pkt_is_frmnative(osl_t osh, struct sk_buff pkt);
	extern void osl_pktdup(osl_t osh, void skb, int line, char file);
	struct bcmstrbuf;
	extern void osl_ctrace_dump(osl_t osh, struct bcmstrbuf b);
	#else
	#ifdef BCM_OBJECT_TRACE
	extern void linux_pktget(osl_t osh, uint len, int line, const char *caller);
	extern void osl_pktdup(osl_t osh, void skb, int line, const char caller);
	#else
	extern void linux_pktget(osl_t osh, uint len);
	extern void osl_pktdup(osl_t osh, void *skb);
	#endif /* BCM_OBJECT_TRACE */
	extern void osl_pkt_frmnative(osl_t osh, void *skb);
	#endif /* BCMDBG_CTRACE */
	#endif /* BCMDBG_PKT */
	extern struct sk_buff osl_pkt_tonative(osl_t osh, void *pkt);
	#ifdef BCMDBG_PKT
	#define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative(((osl_t *)osh), \
	(struct sk_buff*)(skb), __LINE__, __FILE__)
	#else /* BCMDBG_PKT */
	#ifdef BCMDBG_CTRACE
	#define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative(((osl_t *)osh), \
	(struct sk_buff*)(skb), __LINE__, __FILE__)
	#define PKTISFRMNATIVE(osh, skb) osl_pkt_is_frmnative((osl_t )(osh), (struct sk_buff )(skb))
	#else
	#define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative(((osl_t )osh), (struct sk_buff)(skb))
	#endif /* BCMDBG_CTRACE */
	#endif /* BCMDBG_PKT */
	#define PKTTONATIVE(osh, pkt) osl_pkt_tonative((osl_t *)(osh), (pkt))

	#define PKTLINK(skb) (((struct sk_buff*)(skb))->prev)
	#define PKTSETLINK(skb, x) (((struct sk_buff)(skb))->prev = (struct sk_buff)(x))
	#define PKTPRIO(skb) (((struct sk_buff*)(skb))->priority)
	#define PKTSETPRIO(skb, x) (((struct sk_buff*)(skb))->priority = (x))
	#define PKTSUMNEEDED(skb) (((struct sk_buff*)(skb))->ip_summed == CHECKSUM_HW)
	#define PKTSETSUMGOOD(skb, x) (((struct sk_buff*)(skb))->ip_summed = \
	((x) ? CHECKSUM_UNNECESSARY : CHECKSUM_NONE))
	/* PKTSETSUMNEEDED and PKTSUMGOOD are not possible because skb->ip_summed is overloaded */
	#define PKTSHARED(skb) (((struct sk_buff*)(skb))->cloned)

	#ifdef CONFIG_NF_CONNTRACK_MARK
	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0))
	#define PKTMARK(p) (((struct sk_buff *)(p))->mark)
	#define PKTSETMARK(p, m) ((struct sk_buff *)(p))->mark = (m)
	#else /* !2.6.0 */
	#define PKTMARK(p) (((struct sk_buff *)(p))->nfmark)
	#define PKTSETMARK(p, m) ((struct sk_buff *)(p))->nfmark = (m)
	#endif /* 2.6.0 */
	#else /* CONFIG_NF_CONNTRACK_MARK */
	#define PKTMARK(p) 0
	#define PKTSETMARK(p, m)
	#endif /* CONFIG_NF_CONNTRACK_MARK */

	#else /* BINOSL */

	#define OSL_PREF_RANGE_LD(va, sz)
	#define OSL_PREF_RANGE_ST(va, sz)

	/* packet primitives */
	#ifdef BCMDBG_PKT
	#define PKTGET(osh, len, send) linux_pktget((osh), (len), __LINE__, __FILE__)
	#define PKTDUP(osh, skb) osl_pktdup((osh), (skb), __LINE__, __FILE__)
	#define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative((osh), (skb), __LINE__, __FILE__)
	#define PKTLIST_DUMP(osh, buf) osl_pktlist_dump(osh, buf)
	#define PKTDBG_TRACE(osh, pkt, bit) BCM_REFERENCE(osh)
	#else /* BCMDBG_PKT */
	#ifdef BCMDBG_CTRACE
	#define PKTGET(osh, len, send) linux_pktget((osh), (len), __LINE__, __FILE__)
	#define PKTDUP(osh, skb) osl_pktdup((osh), (skb), __LINE__, __FILE__)
	#define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative((osh), (skb), __LINE__, __FILE__)
	#else
	#ifdef BCM_OBJECT_TRACE
	#define PKTGET(osh, len, send) linux_pktget((osh), (len), __LINE__, __FUNCTION__)
	#define PKTDUP(osh, skb) osl_pktdup((osh), (skb), __LINE__, __FUNCTION__)
	#else
	#define PKTGET(osh, len, send) linux_pktget((osh), (len))
	#define PKTDUP(osh, skb) osl_pktdup((osh), (skb))
	#endif /* BCM_OBJECT_TRACE */
	#define PKTFRMNATIVE(osh, skb) osl_pkt_frmnative((osh), (skb))
	#endif /* BCMDBG_CTRACE */
	#define PKTLIST_DUMP(osh, buf) ({BCM_REFERENCE(osh); BCM_REFERENCE(buf);})
	#define PKTDBG_TRACE(osh, pkt, bit) ({BCM_REFERENCE(osh); BCM_REFERENCE(pkt);})
	#endif /* BCMDBG_PKT */
	#if defined(BCM_OBJECT_TRACE)
	#define PKTFREE(osh, skb, send) linux_pktfree((osh), (skb), (send), __LINE__, __FUNCTION__)
	#else
	#define PKTFREE(osh, skb, send) linux_pktfree((osh), (skb), (send))
	#endif /* BCM_OBJECT_TRACE */
	#define PKTDATA(osh, skb) osl_pktdata((osh), (skb))
	#define PKTLEN(osh, skb) osl_pktlen((osh), (skb))
	#define PKTHEADROOM(osh, skb) osl_pktheadroom((osh), (skb))
	#define PKTTAILROOM(osh, skb) osl_pkttailroom((osh), (skb))
	#define PKTNEXT(osh, skb) osl_pktnext((osh), (skb))
	#define PKTSETNEXT(osh, skb, x) ({BCM_REFERENCE(osh); osl_pktsetnext((skb), (x));})
	#define PKTSETLEN(osh, skb, len) osl_pktsetlen((osh), (skb), (len))
	#define PKTPUSH(osh, skb, bytes) osl_pktpush((osh), (skb), (bytes))
	#define PKTPULL(osh, skb, bytes) osl_pktpull((osh), (skb), (bytes))
	#define PKTTAG(skb) osl_pkttag((skb))
	#define PKTTONATIVE(osh, pkt) osl_pkt_tonative((osh), (pkt))
	#define PKTLINK(skb) osl_pktlink((skb))
	#define PKTSETLINK(skb, x) osl_pktsetlink((skb), (x))
	#define PKTPRIO(skb) osl_pktprio((skb))
	#define PKTSETPRIO(skb, x) osl_pktsetprio((skb), (x))
	#define PKTSHARED(skb) osl_pktshared((skb))
	#define PKTSETPOOL(osh, skb, x, y) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb);})
	#define PKTPOOL(osh, skb) ({BCM_REFERENCE(osh); BCM_REFERENCE(skb); FALSE;})
	#define PKTFREELIST(skb) PKTLINK(skb)
	#define PKTSETFREELIST(skb, x) PKTSETLINK((skb), (x))
	#define PKTPTR(skb) (skb)
	#define PKTID(skb) ({BCM_REFERENCE(skb); 0;})
	#define PKTSETID(skb, id) ({BCM_REFERENCE(skb); BCM_REFERENCE(id);})
	#define PKTIDAVAIL() (0xFFFFFFFFu)

	#ifdef BCMDBG_PKT /* pkt logging for debugging */
	extern void linux_pktget(osl_t osh, uint len, int line, char *file);
	extern void osl_pktdup(osl_t osh, void skb, int line, char file);
	extern void osl_pkt_frmnative(osl_t osh, void skb, int line, char file);
	#else /* BCMDBG_PKT */
	#ifdef BCM_OBJECT_TRACE
	extern void linux_pktget(osl_t osh, uint len, int line, const char *caller);
	extern void osl_pktdup(osl_t osh, void skb, int line, const char caller);
	#else
	extern void linux_pktget(osl_t osh, uint len);
	extern void osl_pktdup(osl_t osh, void *skb);
	#endif /* BCM_OBJECT_TRACE */
	extern void osl_pkt_frmnative(osl_t osh, void *skb);
	#endif /* BCMDBG_PKT */
	#if defined(BCM_OBJECT_TRACE)
	extern void linux_pktfree(osl_t osh, void skb, bool send, int line, const char *caller);
	#else
	extern void linux_pktfree(osl_t osh, void skb, bool send);
	#endif /* BCM_OBJECT_TRACE */
	extern uchar osl_pktdata(osl_t osh, void *skb);
	extern uint osl_pktlen(osl_t osh, void skb);
	extern uint osl_pktheadroom(osl_t osh, void skb);
	extern uint osl_pkttailroom(osl_t osh, void skb);
	extern void osl_pktnext(osl_t osh, void *skb);
	extern void osl_pktsetnext(void skb, void x);
	extern void osl_pktsetlen(osl_t osh, void skb, uint len);
	extern uchar osl_pktpush(osl_t osh, void *skb, int bytes);
	extern uchar osl_pktpull(osl_t osh, void *skb, int bytes);
	extern void osl_pkttag(void skb);
	extern void osl_pktlink(void skb);
	extern void osl_pktsetlink(void skb, void x);
	extern uint osl_pktprio(void *skb);
	extern void osl_pktsetprio(void *skb, uint x);
	extern struct sk_buff osl_pkt_tonative(osl_t osh, void *pkt);
	extern bool osl_pktshared(void *skb);

	#ifdef BCMDBG_PKT /* pkt logging for debugging */
	extern char osl_pktlist_dump(osl_t osh, char *buf);
	extern void osl_pktlist_add(osl_t osh, void p, int line, char *file);
	extern void osl_pktlist_remove(osl_t osh, void p);
	#endif /* BCMDBG_PKT */

	#endif /* BINOSL */

	#define PKTALLOCED(osh) osl_pktalloced(osh)
	extern uint osl_pktalloced(osl_t *osh);

	#define PKTPOOLHEAPCOUNT() (0u)

	#endif /* BCMDRIVER */

	#endif /* _linux_pkt_h_ */