summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/bcmdhd/dhd_ip.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/bcmdhd/dhd_ip.h')
-rw-r--r--drivers/net/wireless/bcmdhd/dhd_ip.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd/dhd_ip.h b/drivers/net/wireless/bcmdhd/dhd_ip.h
new file mode 100644
index 00000000..414a94fb
--- /dev/null
+++ b/drivers/net/wireless/bcmdhd/dhd_ip.h
@@ -0,0 +1,54 @@
+/*
+ * Header file describing the common ip parser function.
+ *
+ * Provides type definitions and function prototypes used to parse ip packet.
+ *
+ * $Copyright Open Broadcom Corporation$
+ *
+ * $Id: dhd_ip.h 458522 2014-02-27 02:26:15Z $
+ */
+
+#ifndef _dhd_ip_h_
+#define _dhd_ip_h_
+
+#ifdef DHDTCPACK_SUPPRESS
+#include <dngl_stats.h>
+#include <bcmutils.h>
+#include <dhd.h>
+#endif /* DHDTCPACK_SUPPRESS */
+
+typedef enum pkt_frag
+{
+ DHD_PKT_FRAG_NONE = 0,
+ DHD_PKT_FRAG_FIRST,
+ DHD_PKT_FRAG_CONT,
+ DHD_PKT_FRAG_LAST
+} pkt_frag_t;
+
+extern pkt_frag_t pkt_frag_info(osl_t *osh, void *p);
+
+#ifdef DHDTCPACK_SUPPRESS
+#define TCPACKSZMIN (ETHER_HDR_LEN + IPV4_MIN_HEADER_LEN + TCP_MIN_HEADER_LEN)
+/* Size of MAX possible TCP ACK packet. Extra bytes for IP/TCP option fields */
+#define TCPACKSZMAX (TCPACKSZMIN + 100)
+
+/* Max number of TCP streams that have own src/dst IP addrs and TCP ports */
+#define TCPACK_INFO_MAXNUM 4
+#define TCPDATA_INFO_MAXNUM 4
+#define TCPDATA_PSH_INFO_MAXNUM (8 * TCPDATA_INFO_MAXNUM)
+
+#define TCPDATA_INFO_TIMEOUT 5000 /* Remove tcpdata_info if inactive for this time (in ms) */
+
+extern int dhd_tcpack_suppress_set(dhd_pub_t *dhdp, uint8 on);
+extern void dhd_tcpack_info_tbl_clean(dhd_pub_t *dhdp);
+extern int dhd_tcpack_check_xmit(dhd_pub_t *dhdp, void *pkt);
+extern bool dhd_tcpack_suppress(dhd_pub_t *dhdp, void *pkt);
+extern bool dhd_tcpdata_info_get(dhd_pub_t *dhdp, void *pkt);
+
+/* #define DHDTCPACK_SUP_DBG */
+#if defined(DEBUG_COUNTER) && defined(DHDTCPACK_SUP_DBG)
+extern counter_tbl_t tack_tbl;
+#endif /* DEBUG_COUNTER && DHDTCPACK_SUP_DBG */
+#endif /* DHDTCPACK_SUPPRESS */
+
+#endif /* _dhd_ip_h_ */