hash: add support for hashing infra

Type: feature

Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Change-Id: I3652ae275385d9b1eb1b11f418e3a7e5fef2f556

1 files changed, 33 insertions, 0 deletions

diff --git a/src/vnet/hash/cli.c b/src/vnet/hash/cli.c
new file mode 100644
index 00000000000..47d33b9872e
--- /dev/null
+++ b/src/vnet/hash/cli.c
@@ -0,0 +1,33 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ * Copyright(c) 2021 Cisco Systems, Inc.
+ */
+
+#include <vnet/vnet.h>
+#include <vnet/hash/hash.h>
+
+static clib_error_t *
+show_hash (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
+{
+  clib_error_t *error = 0;
+  vnet_hash_main_t *hm = &vnet_hash_main;
+  vnet_hash_function_registration_t *hash;
+
+  hash = hm->hash_registrations;
+
+  vlib_cli_output (vm, "%-25s%-8s%s", "Name", "Prio", "Description");
+  while (hash)
+    {
+      vlib_cli_output (vm, "%-25s%-8u%s", hash->name, hash->priority,
+		       hash->description);
+      hash = hash->next;
+    }
+
+  return (error);
+}
+
+VLIB_CLI_COMMAND (cmd_show_hash, static) = {
+  .path = "show hash",
+  .short_help = "show hash",
+  .function = show_hash,
+};