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/*
* 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);
}
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