Flow: Rename IPFIX exporter.

Change-Id: I9363cf54b73f7cfd8622af6f1cb250438ea0d3b6
Signed-off-by: Ole Troan <ot@cisco.com>

1 files changed, 134 insertions, 0 deletions

diff --git a/src/vnet/ipfix-export/flow_report_classify.h b/src/vnet/ipfix-export/flow_report_classify.h
new file mode 100644
index 00000000000..0533b450122
--- /dev/null
+++ b/src/vnet/ipfix-export/flow_report_classify.h
@@ -0,0 +1,134 @@
+/*
+ * Copyright (c) 2015 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef __included_flow_report_classify_h__
+#define __included_flow_report_classify_h__
+
+#define foreach_ipfix_ip4_field                                             \
+_(ip->src_address.as_u32, ((u32[]){0xFFFFFFFF}), sourceIPv4Address, 4)      \
+_(ip->dst_address.as_u32, ((u32[]){0xFFFFFFFF}), destinationIPv4Address, 4) \
+_(ip->protocol, ((u8[]){0xFF}), protocolIdentifier, 1)
+
+#define foreach_ipfix_ip6_field                                             \
+_(ip6->src_address.as_u8,                                                   \
+  ((u32[]){0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF}),                   \
+  sourceIPv6Address, 16)                                                    \
+_(ip6->dst_address.as_u8,                                                   \
+  ((u32[]){0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF}),                   \
+  destinationIPv6Address, 16)                                               \
+_(ip6->protocol, ((u8[]){0xFF}), protocolIdentifier, 1)
+
+#define foreach_ipfix_tcpudp_field                                          \
+_(tcpudp->src_port, ((u16[]){0xFFFF}), sourceTransportPort, 2)              \
+_(tcpudp->dst_port, ((u16[]){0xFFFF}), destinationTransportPort, 2)
+
+#define foreach_ipfix_tcp_field                                             \
+_(tcpudp->src_port, ((u16[]){0xFFFF}), tcpSourcePort, 2)                    \
+_(tcpudp->dst_port, ((u16[]){0xFFFF}), tcpDestinationPort, 2)
+
+#define foreach_ipfix_udp_field                                             \
+_(tcpudp->src_port, ((u16[]){0xFFFF}), udpSourcePort, 2)                    \
+_(tcpudp->dst_port, ((u16[]){0xFFFF}), udpDestinationPort, 2)
+
+#define foreach_ipfix_transport_protocol_field                              \
+  switch (transport_protocol) {                                             \
+    case 255:                                                               \
+      foreach_ipfix_tcpudp_field;                                           \
+      break;                                                                \
+    case 6:                                                                 \
+      foreach_ipfix_tcp_field;                                              \
+      break;                                                                \
+    case 17:                                                                \
+      foreach_ipfix_udp_field;                                              \
+      break;                                                                \
+  }
+
+#define foreach_ipfix_field                                                 \
+  if (ip_version == 4) {                                                    \
+    ip = (ip4_header_t *)ip_start;                                          \
+    tcpudp = (tcpudp_header_t *)(ip+1);                                     \
+    foreach_ipfix_ip4_field;                                                \
+  } else {                                                                  \
+    ip6 = (ip6_header_t *)ip_start;                                         \
+    tcpudp = (tcpudp_header_t *)(ip6+1);                                    \
+    foreach_ipfix_ip6_field;                                                \
+  }                                                                         \
+  foreach_ipfix_transport_protocol_field
+
+typedef struct
+{
+  u32 classify_table_index;
+  u8 ip_version;
+  u8 transport_protocol;
+} ipfix_classify_table_t;
+
+typedef struct
+{
+  u32 domain_id;
+  u16 src_port;
+  ipfix_classify_table_t *tables;
+} flow_report_classify_main_t;
+
+extern flow_report_classify_main_t flow_report_classify_main;
+
+static_always_inline u8
+ipfix_classify_table_index_valid (u32 index)
+{
+  flow_report_classify_main_t *fcm = &flow_report_classify_main;
+  return index < vec_len (fcm->tables) &&
+    fcm->tables[index].classify_table_index != ~0;
+}
+
+static_always_inline ipfix_classify_table_t *
+ipfix_classify_add_table (void)
+{
+  flow_report_classify_main_t *fcm = &flow_report_classify_main;
+  u32 i;
+  for (i = 0; i < vec_len (fcm->tables); i++)
+    if (!ipfix_classify_table_index_valid (i))
+      return &fcm->tables[i];
+  u32 index = vec_len (fcm->tables);
+  vec_validate (fcm->tables, index);
+  return &fcm->tables[index];
+}
+
+static_always_inline void
+ipfix_classify_delete_table (u32 index)
+{
+  flow_report_classify_main_t *fcm = &flow_report_classify_main;
+  ASSERT (index < vec_len (fcm->tables));
+  ASSERT (fcm->tables[index].classify_table_index != ~0);
+  fcm->tables[index].classify_table_index = ~0;
+}
+
+u8 *ipfix_classify_template_rewrite (flow_report_main_t * frm,
+				     flow_report_t * fr,
+				     ip4_address_t * collector_address,
+				     ip4_address_t * src_address,
+				     u16 collector_port);
+
+vlib_frame_t *ipfix_classify_send_flows (flow_report_main_t * frm,
+					 flow_report_t * fr,
+					 vlib_frame_t * f,
+					 u32 * to_next, u32 node_index);
+
+#endif /* __included_flow_report_classify_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */