stats: support multiple works for error counters

The current code only allowed access to the main thread error counters.
That is not so useful for a multi worker instance.
No return a vector indexed by thread of counter_t values.

Type: fix

Change-Id: Ie322c8889c0c8175e1116e71de04a2cf453b9ed7
Signed-off-by: Ole Troan <ot@cisco.com>

1 files changed, 61 insertions, 0 deletions

diff --git a/src/vlib/stat_weak_inlines.h b/src/vlib/stat_weak_inlines.h
new file mode 100644
index 00000000000..5c04610ef13
--- /dev/null
+++ b/src/vlib/stat_weak_inlines.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2019 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.
+ */
+
+/*
+ * NOTE: Only include this file from external components that require
+ * a loose coupling to the stats component.
+ */
+
+#ifndef included_stat_weak_inlines_h
+#define included_stat_weak_inlines_h
+void *vlib_stats_push_heap (void *) __attribute__ ((weak));
+void *
+vlib_stats_push_heap (void *unused)
+{
+  return 0;
+};
+
+void vlib_stats_pop_heap (void *, void *, u32, int) __attribute__ ((weak));
+void
+vlib_stats_pop_heap (void *notused, void *notused2, u32 i, int type)
+{
+};
+void vlib_stats_register_error_index (u8 *, u64 *, u64)
+  __attribute__ ((weak));
+void
+vlib_stats_register_error_index (u8 * notused, u64 * notused2, u64 notused3)
+{
+};
+
+void vlib_stats_pop_heap2 (void *, u32, void *, int) __attribute__ ((weak));
+void
+vlib_stats_pop_heap2 (void *notused, u32 notused2, void *notused3,
+		      int notused4)
+{
+};
+
+void vlib_stat_segment_lock (void) __attribute__ ((weak));
+void
+vlib_stat_segment_lock (void)
+{
+}
+
+void vlib_stat_segment_unlock (void) __attribute__ ((weak));
+void
+vlib_stat_segment_unlock (void)
+{
+}
+
+#endif