IGMP improvements

- Enable/Disable an interface for IGMP
- improve logging
- refactor common code
- no orphaned timers
- IGMP state changes in main thread only
- Large groups split over multiple state-change reports
- SSM range configuration API.
- more tests

Change-Id: If5674f1044e7e97274a711f47807c9ba689d7b9a
Signed-off-by: Neale Ranns <nranns@cisco.com>

1 files changed, 77 insertions, 0 deletions

diff --git a/src/plugins/igmp/igmp_types.h b/src/plugins/igmp/igmp_types.h
new file mode 100644
index 00000000000..0ed879e5d2e
--- /dev/null
+++ b/src/plugins/igmp/igmp_types.h
@@ -0,0 +1,77 @@
+/*
+ *------------------------------------------------------------------
+ * Copyright (c) 2018 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 __IGMP_TYPES_H__
+#define __IGMP_TYPES_H__
+
+#include <vnet/ip/ip.h>
+
+/** \brief IGMP source - where to the request for state arrive from
+ *  host - from an API/CLI command to add the state
+ *  network - from a received report
+ * Each source could be mode from both modes, so these are flags.
+ */
+#define foreach_igmp_mode	\
+  _ (1, HOST)			\
+  _ (2, ROUTER)                 \
+
+typedef enum igmp_mode_t_
+{
+#define _(n,f) IGMP_MODE_##f = n,
+  foreach_igmp_mode
+#undef _
+} igmp_mode_t;
+
+typedef enum igmp_msg_type_t_
+{
+  IGMP_MSG_REPORT,
+  IGMP_MSG_QUERY,
+} igmp_msg_type_t;
+
+/**
+ * @brief IGMP Key
+ *  Used to index groups within an interface config and sources within a list
+ */
+typedef ip46_address_t igmp_key_t;
+
+/**
+ * @brief IGMP filter mode
+ * Exclude all source address except this one
+ * Include only this source address
+ */
+#define foreach_igmp_filter_mode	\
+  _ (1, INCLUDE)			\
+  _ (0, EXCLUDE)			\
+
+typedef enum igmp_filter_mode_t_
+{
+#define _(n,f) IGMP_FILTER_MODE_##f = n,
+  foreach_igmp_filter_mode
+#undef _
+} igmp_filter_mode_t;
+
+#define IGMP_N_FILTER_MODES 2
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
+
+#endif