1 files changed, 55 insertions, 0 deletions
diff --git a/hicn-light/src/hicn/core/msgbuf.c b/hicn-light/src/hicn/core/msgbuf.c
new file mode 100644
index 000000000..c58f7a7dc
--- /dev/null
+++ b/hicn-light/src/hicn/core/msgbuf.c
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2021-2022 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.
+ */
+
+/**
+ * \file msgbuf.c
+ * \brief Implementation hICN message buffer
+ */
+
+#include "msgbuf.h"
+#include "../strategies/probe_generator.h"
+
+int msgbuf_initialize(msgbuf_t *msgbuf) {
+  /*
+   * We define the format and the storage area of the packet buffer we
+   * manipulate
+   */
+  hicn_packet_buffer_t *pkbuf = msgbuf_get_pkbuf(msgbuf);
+  hicn_packet_set_buffer(pkbuf, msgbuf->packet, MTU, 0);
+  hicn_packet_init_header(pkbuf, 0);
+  return 0;
+}
+
+int msgbuf_initialize_from_packet(msgbuf_t *msgbuf) {
+  hicn_packet_set_buffer(msgbuf_get_pkbuf(msgbuf), msgbuf->packet, MTU,
+                         msgbuf_get_len(msgbuf));
+  return 0;
+}
+
+bool msgbuf_is_command(const msgbuf_t *msgbuf) {
+  return (*msgbuf->packet == REQUEST_LIGHT);
+}
+
+bool msgbuf_is_probe(const msgbuf_t *msgbuf) {
+  hicn_name_t name;
+  hicn_name_suffix_t suffix;
+
+  assert(msgbuf_get_type(msgbuf) == HICN_PACKET_TYPE_DATA);
+
+  const hicn_packet_buffer_t *pkbuf = msgbuf_get_pkbuf(msgbuf);
+  hicn_data_get_name(pkbuf, &name);
+  suffix = hicn_name_get_suffix(&name);
+  return (suffix >= MIN_PROBE_SUFFIX && suffix <= MAX_PROBE_SUFFIX);
+}