Kea 2.7.5
perf_pkt4.cc
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1// Copyright (C) 2012-2022 Internet Systems Consortium, Inc. ("ISC")
2//
3// This Source Code Form is subject to the terms of the Mozilla Public
4// License, v. 2.0. If a copy of the MPL was not distributed with this
5// file, You can obtain one at http://mozilla.org/MPL/2.0/.
6
7#include <config.h>
8
10
11#include <dhcp/libdhcp++.h>
12#include <dhcp/dhcp4.h>
13
14using namespace std;
15using namespace isc;
16using namespace dhcp;
17
18namespace isc {
19namespace perfdhcp {
20
21PerfPkt4::PerfPkt4(const uint8_t* buf,
22 size_t len,
23 size_t transid_offset,
24 uint32_t transid) :
25 Pkt4(buf, len),
26 transid_offset_(transid_offset) {
27 setTransid(transid);
28}
29
30bool
39
40bool
42 uint32_t transid = getTransid();
44 data_,
47 transid);
48 if (res) {
49 setTransid(transid);
50 }
51 return (res);
52}
53
54void
55PerfPkt4::writeAt(size_t dest_pos,
56 std::vector<uint8_t>::iterator first,
57 std::vector<uint8_t>::iterator last) {
58 return (PktTransform::writeAt(data_, dest_pos, first, last));
59}
60
61
62
63} // namespace perfdhcp
64} // namespace isc
Represents DHCPv4 packet.
Definition pkt4.h:37
OptionBuffer data_
Unparsed data (in received packets).
Definition pkt.h:414
uint32_t getTransid() const
Returns value of transaction-id field.
Definition pkt.h:341
isc::dhcp::OptionCollection options_
Collection of options present in this message.
Definition pkt.h:812
isc::util::OutputBuffer buffer_out_
Output buffer (used during message transmission)
Definition pkt.h:962
void setTransid(uint32_t transid)
Sets transaction-id value.
Definition pkt.h:334
bool rawUnpack()
Handles limited binary packet parsing for packets with custom offsets of options and transaction ID.
Definition perf_pkt4.cc:41
bool rawPack()
Prepares on-wire format from raw buffer.
Definition perf_pkt4.cc:31
void writeAt(size_t dest_pos, std::vector< uint8_t >::iterator first, std::vector< uint8_t >::iterator last)
Replace contents of buffer with data.
Definition perf_pkt4.cc:55
PerfPkt4(const uint8_t *buf, size_t len, size_t transid_offset=1, uint32_t transid=0)
Constructor, used to create messages from packet template files.
Definition perf_pkt4.cc:21
size_t getTransidOffset() const
Returns transaction id offset in packet buffer.
Definition perf_pkt4.h:72
static bool unpack(const dhcp::Option::Universe universe, const dhcp::OptionBuffer &in_buffer, const dhcp::OptionCollection &options, const size_t transid_offset, uint32_t &transid)
Handles selective binary packet parsing.
static void writeAt(dhcp::OptionBuffer &in_buffer, size_t dest_pos, std::vector< uint8_t >::iterator first, std::vector< uint8_t >::iterator last)
Replace contents of buffer with vector.
static bool pack(const dhcp::Option::Universe universe, const dhcp::OptionBuffer &in_buffer, const dhcp::OptionCollection &options, const size_t transid_offset, const uint32_t transid, util::OutputBuffer &out_buffer)
Prepares on-wire format from raw buffer.
Defines the logger used by the top-level component of kea-lfc.