2 * Header file describing the common ip parser function.
4 * Provides type definitions and function prototypes used to parse ip packet.
6 * $Copyright Open Broadcom Corporation$
8 * $Id: dhd_ip.h 502735 2014-09-16 00:53:02Z $
14 #ifdef DHDTCPACK_SUPPRESS
15 #include <dngl_stats.h>
18 #endif /* DHDTCPACK_SUPPRESS */
22 DHD_PKT_FRAG_NONE = 0,
28 extern pkt_frag_t pkt_frag_info(osl_t *osh, void *p);
29 extern bool pkt_is_dhcp(osl_t *osh, void *p);
31 #ifdef DHDTCPACK_SUPPRESS
32 #define TCPACKSZMIN (ETHER_HDR_LEN + IPV4_MIN_HEADER_LEN + TCP_MIN_HEADER_LEN)
33 /* Size of MAX possible TCP ACK packet. Extra bytes for IP/TCP option fields */
34 #define TCPACKSZMAX (TCPACKSZMIN + 100)
36 /* Max number of TCP streams that have own src/dst IP addrs and TCP ports */
37 #define TCPACK_INFO_MAXNUM 4
38 #define TCPDATA_INFO_MAXNUM 4
39 #define TCPDATA_PSH_INFO_MAXNUM (8 * TCPDATA_INFO_MAXNUM)
41 #define TCPDATA_INFO_TIMEOUT 5000 /* Remove tcpdata_info if inactive for this time (in ms) */
43 #define TCPACK_SUPP_RATIO 3
44 #define TCPACK_DELAY_TIME 10 /* ms */
46 extern int dhd_tcpack_suppress_set(dhd_pub_t *dhdp, uint8 on);
47 extern void dhd_tcpack_info_tbl_clean(dhd_pub_t *dhdp);
48 extern int dhd_tcpack_check_xmit(dhd_pub_t *dhdp, void *pkt);
49 extern bool dhd_tcpack_suppress(dhd_pub_t *dhdp, void *pkt);
50 extern bool dhd_tcpdata_info_get(dhd_pub_t *dhdp, void *pkt);
51 extern bool dhd_tcpack_hold(dhd_pub_t *dhdp, void *pkt, int ifidx);
52 /* #define DHDTCPACK_SUP_DBG */
53 #if defined(DEBUG_COUNTER) && defined(DHDTCPACK_SUP_DBG)
54 extern counter_tbl_t tack_tbl;
55 #endif /* DEBUG_COUNTER && DHDTCPACK_SUP_DBG */
56 #endif /* DHDTCPACK_SUPPRESS */
58 #endif /* _dhd_ip_h_ */