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, 58 insertions, 0 deletions

diff --git a/src/plugins/igmp/igmp_ssm_range.h b/src/plugins/igmp/igmp_ssm_range.h
new file mode 100644
index 00000000000..30180ec1acd
--- /dev/null
+++ b/src/plugins/igmp/igmp_ssm_range.h
@@ -0,0 +1,58 @@
+/*
+ *------------------------------------------------------------------
+ * Copyright (c) 2017 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_SSM_RANGE_H__
+#define __IGMP_SSM_RANGE_H__
+
+#include <igmp/igmp.h>
+
+/**
+ * Make sure this remains in-sync with the .api enum definition
+ */
+#define foreach_igmp_group_prefix_type                  \
+  _ (0x0, ASM)                                          \
+  _ (0x1, SSM)
+
+typedef enum igmp_group_prefix_type_t_
+{
+#define _(n,f) IGMP_GROUP_PREFIX_TYPE_##f = n,
+  foreach_igmp_group_prefix_type
+#undef _
+} igmp_group_prefix_type_t;
+
+extern igmp_group_prefix_type_t igmp_group_prefix_get_type (const
+							    ip46_address_t *
+							    gaddr);
+
+extern void igmp_group_prefix_set (const fib_prefix_t * pfx,
+				   igmp_group_prefix_type_t type);
+
+typedef walk_rc_t (*igmp_ssm_range_walk_t) (const fib_prefix_t * pfx,
+					    igmp_group_prefix_type_t type,
+					    void *ctx);
+
+extern void igmp_ssm_range_walk (igmp_ssm_range_walk_t fn, void *ctx);
+
+#endif
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */