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-rw-r--r--datapath-windows/ovsext/Conntrack-tcp.c59
-rw-r--r--datapath-windows/ovsext/Conntrack.c449
-rw-r--r--datapath-windows/ovsext/Conntrack.h5
-rw-r--r--datapath-windows/ovsext/Util.h4
4 files changed, 514 insertions, 3 deletions
diff --git a/datapath-windows/ovsext/Conntrack-tcp.c b/datapath-windows/ovsext/Conntrack-tcp.c
index 862972a26..82edc203b 100644
--- a/datapath-windows/ovsext/Conntrack-tcp.c
+++ b/datapath-windows/ovsext/Conntrack-tcp.c
@@ -516,3 +516,62 @@ OvsConntrackCreateTcpEntry(const TCPHdr *tcp,
return &newconn->up;
}
+
+static __inline uint8_t
+OvsCtTcpPeerToProtoInfoFlags(const struct tcp_peer *peer)
+{
+ uint8_t res = 0;
+
+ if (peer->wscale & CT_WSCALE_FLAG) {
+ res |= CT_DPIF_TCPF_WINDOW_SCALE;
+ }
+
+ if (peer->wscale & CT_WSCALE_UNKNOWN) {
+ res |= CT_DPIF_TCPF_BE_LIBERAL;
+ }
+
+ return res;
+}
+
+NDIS_STATUS
+OvsCtMapTcpProtoInfoToNl(PNL_BUFFER nlBuf, OVS_CT_ENTRY *conn_)
+{
+ struct conn_tcp *conn = OvsCastConntrackEntryToTcpEntry(conn_);
+ NDIS_STATUS status = NDIS_STATUS_SUCCESS;
+ UINT32 offset = 0;
+
+ offset = NlMsgStartNested(nlBuf, CTA_PROTOINFO_TCP);
+ if (!offset) {
+ return NDIS_STATUS_FAILURE;
+ }
+
+ if (!NlMsgPutTailU8(nlBuf, CTA_PROTOINFO_TCP_STATE,
+ conn->peer[0].state)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU8(nlBuf, CTA_PROTOINFO_TCP_WSCALE_ORIGINAL,
+ (conn->peer[0].wscale & CT_WSCALE_MASK))) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU8(nlBuf, CTA_PROTOINFO_TCP_WSCALE_REPLY,
+ (conn->peer[1].wscale & CT_WSCALE_MASK))) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU16(nlBuf, CTA_PROTOINFO_TCP_FLAGS_ORIGINAL,
+ OvsCtTcpPeerToProtoInfoFlags(&conn->peer[0]))) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU16(nlBuf, CTA_PROTOINFO_TCP_FLAGS_REPLY,
+ OvsCtTcpPeerToProtoInfoFlags(&conn->peer[1]))) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+
+done:
+ NlMsgEndNested(nlBuf, offset);
+ return status;
+}
diff --git a/datapath-windows/ovsext/Conntrack.c b/datapath-windows/ovsext/Conntrack.c
index f21acd40d..65e12501b 100644
--- a/datapath-windows/ovsext/Conntrack.c
+++ b/datapath-windows/ovsext/Conntrack.c
@@ -24,6 +24,10 @@
#include "PacketParser.h"
#include "Debug.h"
+#define WINDOWS_TICK 10000000
+#define SEC_TO_UNIX_EPOCH 11644473600LL
+#define SEC_TO_NANOSEC 1000000000LL
+
typedef struct _OVS_CT_THREAD_CTX {
KEVENT event;
PVOID threadObject;
@@ -147,11 +151,12 @@ OvsCtUpdateFlowKey(struct OvsFlowKey *key,
}
static __inline VOID
-OvsCtAddEntry(POVS_CT_ENTRY entry, OvsConntrackKeyLookupCtx *ctx)
+OvsCtAddEntry(POVS_CT_ENTRY entry, OvsConntrackKeyLookupCtx *ctx, UINT64 now)
{
NdisMoveMemory(&entry->key, &ctx->key, sizeof (OVS_CT_KEY));
NdisMoveMemory(&entry->rev_key, &ctx->key, sizeof (OVS_CT_KEY));
OvsCtKeyReverse(&entry->rev_key);
+ entry->timestampStart = now;
InsertHeadList(&ovsConntrackTable[ctx->hash & CT_HASH_TABLE_MASK],
&entry->link);
}
@@ -181,7 +186,10 @@ OvsCtEntryCreate(PNET_BUFFER_LIST curNbl,
state |= OVS_CS_F_NEW;
if (commit) {
entry = OvsConntrackCreateTcpEntry(tcp, curNbl, currentTime);
- OvsCtAddEntry(entry, ctx);
+ if (!entry) {
+ return NULL;
+ }
+ OvsCtAddEntry(entry, ctx, currentTime);
}
OvsCtUpdateFlowKey(key, state, ctx->key.zone, 0, NULL);
@@ -192,7 +200,10 @@ OvsCtEntryCreate(PNET_BUFFER_LIST curNbl,
state |= OVS_CS_F_NEW;
if (commit) {
entry = OvsConntrackCreateOtherEntry(currentTime);
- OvsCtAddEntry(entry, ctx);
+ if (!entry) {
+ return NULL;
+ }
+ OvsCtAddEntry(entry, ctx, currentTime);
}
OvsCtUpdateFlowKey(key, state, ctx->key.zone, 0, NULL);
@@ -290,6 +301,18 @@ OvsCtKeyAreSame(OVS_CT_KEY ctxKey, OVS_CT_KEY entryKey)
(ctxKey.zone == entryKey.zone));
}
+static __inline VOID
+OvsCtIncrementCounters(POVS_CT_ENTRY entry, BOOLEAN reply, PNET_BUFFER_LIST nbl)
+{
+ if (reply) {
+ entry->rev_key.byteCount+= OvsPacketLenNBL(nbl);
+ entry->rev_key.packetCount++;
+ } else {
+ entry->key.byteCount += OvsPacketLenNBL(nbl);
+ entry->key.packetCount++;
+ }
+}
+
static __inline POVS_CT_ENTRY
OvsCtLookup(OvsConntrackKeyLookupCtx *ctx)
{
@@ -440,6 +463,9 @@ OvsProcessConntrackEntry(PNET_BUFFER_LIST curNbl,
ctx->entry = NULL;
entry = OvsCtEntryCreate(curNbl, key->ipKey.nwProto, l4Offset,
ctx, key, commit, currentTime);
+ if (!entry) {
+ return NULL;
+ }
break;
}
}
@@ -517,6 +543,7 @@ OvsCtExecute_(PNET_BUFFER_LIST curNbl,
key, commit, currentTime);
} else {
/* Process the entry and update CT flags */
+ OvsCtIncrementCounters(entry, ctx.reply, curNbl);
entry = OvsProcessConntrackEntry(curNbl, layers->l4Offset, &ctx, key,
zone, commit, currentTime);
}
@@ -717,3 +744,419 @@ done:
return status;
}
+
+static __inline NDIS_STATUS
+MapIpTupleToNl(PNL_BUFFER nlBuf, OVS_CT_KEY *key)
+{
+ NDIS_STATUS status = NDIS_STATUS_SUCCESS;
+ UINT32 offset = 0;
+
+ offset = NlMsgStartNested(nlBuf, CTA_TUPLE_IP);
+ if (!offset) {
+ return NDIS_STATUS_FAILURE;
+ }
+
+ if (key->dl_type == ntohs(ETH_TYPE_IPV4)) {
+ if (!NlMsgPutTailU32(nlBuf, CTA_IP_V4_SRC, key->src.addr.ipv4)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU32(nlBuf, CTA_IP_V4_DST, key->dst.addr.ipv4)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ } else if (key->dl_type == ntohs(ETH_TYPE_IPV6)) {
+ if (!NlMsgPutTailUnspec(nlBuf, CTA_IP_V6_SRC,
+ (PCHAR)(&key->src.addr.ipv6),
+ sizeof(key->src.addr.ipv6))) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailUnspec(nlBuf, CTA_IP_V6_DST,
+ (PCHAR)(&key->dst.addr.ipv6),
+ sizeof(key->dst.addr.ipv6))) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ }
+
+done:
+ NlMsgEndNested(nlBuf, offset);
+ return status;
+}
+
+static __inline NDIS_STATUS
+MapProtoTupleToNl(PNL_BUFFER nlBuf, OVS_CT_KEY *key)
+{
+ NDIS_STATUS status = NDIS_STATUS_SUCCESS;
+ UINT32 offset = 0;
+
+ offset = NlMsgStartNested(nlBuf, CTA_TUPLE_PROTO);
+ if (!offset) {
+ return NDIS_STATUS_FAILURE;
+ }
+
+ if (!NlMsgPutTailU8(nlBuf, CTA_PROTO_NUM, key->nw_proto)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+
+ if (key->dl_type == ntohs(ETH_TYPE_IPV4)
+ || key->dl_type == ntohs(ETH_TYPE_IPV6)) {
+ /* ICMP and ICMPv6 Type, Code and ID are currently not tracked */
+ if (key->nw_proto == IPPROTO_ICMP) {
+ if (!NlMsgPutTailU16(nlBuf, CTA_PROTO_ICMP_ID, 0)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU8(nlBuf, CTA_PROTO_ICMP_TYPE, 0)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU8(nlBuf, CTA_PROTO_ICMP_CODE, 0)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ } else if (key->nw_proto == IPPROTO_ICMPV6) {
+ if (!NlMsgPutTailU16(nlBuf, CTA_PROTO_ICMPV6_ID, 0)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU8(nlBuf, CTA_PROTO_ICMPV6_TYPE, 0)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU8(nlBuf, CTA_PROTO_ICMPV6_CODE, 0)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ } else if (key->nw_proto == IPPROTO_TCP
+ || key->nw_proto == IPPROTO_UDP) {
+ if (!NlMsgPutTailU16(nlBuf, CTA_PROTO_SRC_PORT,
+ key->src.port)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ if (!NlMsgPutTailU16(nlBuf, CTA_PROTO_DST_PORT,
+ key->dst.port)) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+ }
+ }
+
+done:
+ NlMsgEndNested(nlBuf, offset);
+ return status;
+}
+
+static __inline NDIS_STATUS
+MapCtKeyTupleToNl(PNL_BUFFER nlBuf,
+ UINT16 tupleType,
+ OVS_CT_KEY *key)
+{
+ NDIS_STATUS status = NDIS_STATUS_SUCCESS;
+ UINT32 offset = 0;
+
+ offset = NlMsgStartNested(nlBuf, tupleType);
+ if (!offset) {
+ return NDIS_STATUS_FAILURE;
+ }
+
+ status = MapIpTupleToNl(nlBuf, key);
+ if (status != NDIS_STATUS_SUCCESS) {
+ goto done;
+ }
+
+ status = MapProtoTupleToNl(nlBuf, key);
+ if (status != NDIS_STATUS_SUCCESS) {
+ goto done;
+ }
+
+done:
+ NlMsgEndNested(nlBuf, offset);
+ return status;
+}
+
+static __inline NDIS_STATUS
+MapCtCounterToNl(PNL_BUFFER nlBuf,
+ UINT16 counterType,
+ OVS_CT_KEY *key)
+{
+ NDIS_STATUS status = NDIS_STATUS_SUCCESS;
+ UINT32 offset = 0;
+
+ offset = NlMsgStartNested(nlBuf, counterType);
+ if (!offset) {
+ return NDIS_STATUS_FAILURE;
+ }
+
+ if (!NlMsgPutTailU64(nlBuf, CTA_COUNTERS_PACKETS,
+ htonll(key->packetCount))) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+
+ if (!NlMsgPutTailU64(nlBuf, CTA_COUNTERS_BYTES,
+ htonll(key->byteCount))) {
+ status = NDIS_STATUS_FAILURE;
+ goto done;
+ }
+
+done:
+ NlMsgEndNested(nlBuf, offset);
+ return status;
+}
+
+/* Userspace expects system time to be Unix timestamp in Nano Seconds */
+static __inline unsigned
+WindowsTickToUnixSeconds(long long windowsTicks)
+{
+ /*
+ * Windows epoch starts 1601-01-01T00:00:00Z. It's 11644473600 seconds
+ * before the UNIX/Linux epoch (1970-01-01T00:00:00Z). Windows ticks are
+ * in 100 nanoseconds
+ */
+ return (unsigned)((windowsTicks / WINDOWS_TICK
+ - SEC_TO_UNIX_EPOCH));
+}
+
+static NTSTATUS
+OvsCreateNlMsgFromCtEntry(POVS_CT_ENTRY entry,
+ POVS_MESSAGE msgIn,
+ PVOID outBuffer,
+ UINT32 outBufLen,
+ int dpIfIndex)
+{
+ NL_BUFFER nlBuf;
+ BOOLEAN ok;
+ PNL_MSG_HDR nlMsg;
+ UINT32 timeout;
+ NDIS_STATUS status;
+ UINT64 currentTime, expiration;
+ NdisGetCurrentSystemTime((LARGE_INTEGER *)&currentTime);
+ UINT8 nfgenFamily = 0;
+ if (entry->key.dl_type == htons(ETH_TYPE_IPV4)) {
+ nfgenFamily = AF_INET;
+ } else if (entry->key.dl_type == htons(ETH_TYPE_IPV6)) {
+ nfgenFamily = AF_INET6;
+ }
+
+ NlBufInit(&nlBuf, outBuffer, outBufLen);
+ /* Mimic netfilter */
+ UINT16 nlmsgType = (NFNL_SUBSYS_CTNETLINK << 8 | IPCTNL_MSG_CT_NEW);
+ ok = NlFillOvsMsgForNfGenMsg(&nlBuf, nlmsgType, NLM_F_CREATE,
+ msgIn->nlMsg.nlmsgSeq,
+ msgIn->nlMsg.nlmsgPid,
+ nfgenFamily,
+ msgIn->nfGenMsg.version,
+ dpIfIndex);
+ if (!ok) {
+ return STATUS_INVALID_BUFFER_SIZE;
+ }
+
+ status = MapCtKeyTupleToNl(&nlBuf, CTA_TUPLE_ORIG, &entry->key);
+ if (status != NDIS_STATUS_SUCCESS) {
+ return STATUS_UNSUCCESSFUL;
+ }
+
+ status = MapCtKeyTupleToNl(&nlBuf, CTA_TUPLE_REPLY, &entry->rev_key);
+ if (status != NDIS_STATUS_SUCCESS) {
+ return STATUS_UNSUCCESSFUL;
+ }
+
+ status = MapCtCounterToNl(&nlBuf, CTA_COUNTERS_ORIG, &entry->key);
+ if (status != NDIS_STATUS_SUCCESS) {
+ return STATUS_UNSUCCESSFUL;
+ }
+
+ status = MapCtCounterToNl(&nlBuf, CTA_COUNTERS_REPLY, &entry->rev_key);
+ if (status != NDIS_STATUS_SUCCESS) {
+ return STATUS_UNSUCCESSFUL;
+ }
+
+ if (entry->key.zone) {
+ if (!NlMsgPutTailU16(&nlBuf, CTA_ZONE, htons(entry->key.zone))) {
+ return STATUS_INVALID_BUFFER_SIZE;
+ }
+ }
+
+ if (entry->mark) {
+ if (!NlMsgPutTailU32(&nlBuf, CTA_MARK, htonl(entry->mark))) {
+ return STATUS_INVALID_BUFFER_SIZE;
+ }
+ }
+
+ if (entry->labels.ct_labels) {
+ ok = NlMsgPutTailUnspec(&nlBuf, CTA_LABELS,
+ (PCHAR)(&entry->labels),
+ sizeof(entry->labels));
+ if (!ok) {
+ return STATUS_INVALID_BUFFER_SIZE;
+ }
+ }
+
+ if (entry->expiration > currentTime) {
+ expiration = entry->expiration - currentTime;
+ timeout = (UINT32) (expiration / CT_INTERVAL_SEC);
+ if (!NlMsgPutTailU32(&nlBuf, CTA_TIMEOUT, htonl(timeout))) {
+ return STATUS_INVALID_BUFFER_SIZE;
+ }
+ }
+
+ if (entry->key.nw_proto == IPPROTO_TCP) {
+ /* Add ProtoInfo for TCP */
+ UINT32 offset;
+ offset = NlMsgStartNested(&nlBuf, CTA_PROTOINFO);
+ if (!offset) {
+ return NDIS_STATUS_FAILURE;
+ }
+
+ status = OvsCtMapTcpProtoInfoToNl(&nlBuf, entry);
+ NlMsgEndNested(&nlBuf, offset);
+ if (status != NDIS_STATUS_SUCCESS) {
+ return STATUS_UNSUCCESSFUL;
+ }
+ }
+
+ /* CTA_STATUS is required but not implemented. Default to 0 */
+ if (!NlMsgPutTailU32(&nlBuf, CTA_STATUS, 0)) {
+ return STATUS_INVALID_BUFFER_SIZE;
+ }
+
+ /* Mimic netfilter - nf_conntrack_netlink.c:
+ *
+ * int ctnetlink_dump_id(struct sk_buff *skb, const struct nf_conn *ct) {
+ * NLA_PUT_BE32(skb, CTA_ID, htonl((unsigned long)ct));
+ * return 0;
+ * }
+ *
+ */
+ if(!NlMsgPutTailU32(&nlBuf, CTA_ID, htonl((UINT32) entry))) {
+ return STATUS_INVALID_BUFFER_SIZE;
+ }
+
+ if (entry->timestampStart) {
+ UINT32 offset;
+ offset = NlMsgStartNested(&nlBuf, CTA_TIMESTAMP);
+ if (!offset) {
+ return NDIS_STATUS_FAILURE;
+ }
+ UINT64 start;
+ start = WindowsTickToUnixSeconds(entry->timestampStart);
+ start = start * SEC_TO_NANOSEC;
+ if (!NlMsgPutTailU64(&nlBuf, CTA_TIMESTAMP_START, htonll(start))) {
+ NlMsgEndNested(&nlBuf, offset);
+ return STATUS_INVALID_BUFFER_SIZE;
+ }
+
+ NlMsgEndNested(&nlBuf, offset);
+ }
+
+ nlMsg = (PNL_MSG_HDR)NlBufAt(&nlBuf, 0, 0);
+ nlMsg->nlmsgLen = NlBufSize(&nlBuf);
+
+ return STATUS_SUCCESS;
+}
+
+/*
+ *----------------------------------------------------------------------------
+ * OvsCtDumpCmdHandler --
+ * Handler for IPCTNL_MSG_CT_GET command.
+ *
+ * XXX - Try to consolidate dump handler patterns around dumpState usage
+ * The following dumpHandler is similar to one vport.c uses
+ *----------------------------------------------------------------------------
+*/
+NTSTATUS
+OvsCtDumpCmdHandler(POVS_USER_PARAMS_CONTEXT usrParamsCtx,
+ UINT32 *replyLen)
+{
+ NTSTATUS rc;
+ /* Setup Dump Start if it's OVS_WRITE_DEV_OP and return */
+ if (usrParamsCtx->devOp == OVS_WRITE_DEV_OP) {
+ *replyLen = 0;
+ OvsSetupDumpStart(usrParamsCtx);
+ return STATUS_SUCCESS;
+ }
+
+ POVS_OPEN_INSTANCE instance =
+ (POVS_OPEN_INSTANCE)usrParamsCtx->ovsInstance;
+ POVS_MESSAGE msgIn;
+ UINT32 i;
+
+ ASSERT(usrParamsCtx->devOp == OVS_READ_DEV_OP);
+ if (instance->dumpState.ovsMsg == NULL) {
+ ASSERT(FALSE);
+ return STATUS_INVALID_DEVICE_STATE;
+ }
+
+ /* Output buffer has been validated while validating read dev op. */
+ ASSERT(usrParamsCtx->outputBuffer != NULL);
+ msgIn = instance->dumpState.ovsMsg;
+ UINT32 inBucket = instance->dumpState.index[0];
+ UINT32 inIndex = instance->dumpState.index[1];
+ UINT32 outIndex = 0;
+
+ LOCK_STATE_EX lockState;
+ NdisAcquireRWLockRead(ovsConntrackLockObj, &lockState, 0);
+
+ for (i = inBucket; i < CT_HASH_TABLE_SIZE; i++) {
+ PLIST_ENTRY head, link;
+ head = &ovsConntrackTable[i];
+ POVS_CT_ENTRY entry = NULL;
+
+ outIndex = 0;
+ LIST_FORALL(head, link) {
+ /*
+ * if one or more dumps were previously done on this same bucket,
+ * inIndex will be > 0, so we'll need to reply with the
+ * inIndex + 1 ct-entry from the bucket.
+ */
+ if (outIndex >= inIndex) {
+ entry = CONTAINING_RECORD(link, OVS_CT_ENTRY, link);
+
+ rc = OvsCreateNlMsgFromCtEntry(entry, msgIn,
+ usrParamsCtx->outputBuffer,
+ usrParamsCtx->outputLength,
+ 0);
+
+ if (rc != NDIS_STATUS_SUCCESS) {
+ NdisReleaseRWLock(ovsConntrackLockObj, &lockState);
+ return STATUS_UNSUCCESSFUL;
+ }
+
+ ++outIndex;
+ break;
+ }
+
+ ++outIndex;
+ }
+
+ if (entry) {
+ break;
+ }
+
+ /*
+ * if no ct-entry was found above, check the next bucket, beginning
+ * with the first (i.e. index 0) elem from within that bucket
+ */
+ inIndex = 0;
+ }
+
+ instance->dumpState.index[0] = i;
+ instance->dumpState.index[1] = outIndex;
+ NdisReleaseRWLock(ovsConntrackLockObj, &lockState);
+
+ /* if i < CT_HASH_TABLE_SIZE => entry was found */
+ if (i < CT_HASH_TABLE_SIZE) {
+ POVS_MESSAGE msgOut = (POVS_MESSAGE)usrParamsCtx->outputBuffer;
+ *replyLen = msgOut->nlMsg.nlmsgLen;
+ } else {
+ /* if i >= CT_HASH_TABLE_SIZE => entry was not found => dump done */
+ *replyLen = 0;
+ FreeUserDumpState(instance);
+ }
+
+ return STATUS_SUCCESS;
+}
diff --git a/datapath-windows/ovsext/Conntrack.h b/datapath-windows/ovsext/Conntrack.h
index 883ac57a0..6d573c88a 100644
--- a/datapath-windows/ovsext/Conntrack.h
+++ b/datapath-windows/ovsext/Conntrack.h
@@ -59,6 +59,8 @@ typedef struct _OVS_CT_KEY {
UINT16 dl_type;
UINT8 nw_proto;
UINT16 zone;
+ UINT64 packetCount;
+ UINT64 byteCount;
} OVS_CT_KEY, *POVS_CT_KEY;
typedef struct OVS_CT_ENTRY {
@@ -67,6 +69,7 @@ typedef struct OVS_CT_ENTRY {
UINT64 expiration;
LIST_ENTRY link;
UINT32 mark;
+ UINT64 timestampStart;
struct ovs_key_ct_labels labels;
} OVS_CT_ENTRY, *POVS_CT_ENTRY;
@@ -102,6 +105,8 @@ BOOLEAN OvsConntrackValidateTcpPacket(const TCPHdr *tcp);
OVS_CT_ENTRY * OvsConntrackCreateTcpEntry(const TCPHdr *tcp,
PNET_BUFFER_LIST nbl,
UINT64 now);
+NDIS_STATUS OvsCtMapTcpProtoInfoToNl(PNL_BUFFER nlBuf,
+ OVS_CT_ENTRY *conn_);
OVS_CT_ENTRY * OvsConntrackCreateOtherEntry(UINT64 now);
enum CT_UPDATE_RES OvsConntrackUpdateTcpEntry(OVS_CT_ENTRY* conn_,
const TCPHdr *tcp,
diff --git a/datapath-windows/ovsext/Util.h b/datapath-windows/ovsext/Util.h
index e666e748d..6c33f12e7 100644
--- a/datapath-windows/ovsext/Util.h
+++ b/datapath-windows/ovsext/Util.h
@@ -80,6 +80,10 @@ VOID OvsAppendList(PLIST_ENTRY dst, PLIST_ENTRY src);
#define ntohs(_x) _byteswap_ushort((USHORT)(_x))
#define htonl(_x) _byteswap_ulong((ULONG)(_x))
#define ntohl(_x) _byteswap_ulong((ULONG)(_x))
+#define htonll(_x) ((1==htonl(1)) ? (_x) : \
+ ((uint64_t) htonl(_x) << 32) | htonl(_x >> 32))
+#define ntohll(_x) ((1==ntohl(1)) ? (_x) : \
+ ((uint64_t) ntohl(_x) << 32) | ntohl(_x >> 32))
#endif
#define OVS_INIT_OBJECT_HEADER(_obj, _type, _revision, _size) \
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