FD.io VPP  v18.01.2-1-g9b554f3
Vector Packet Processing
lldp_global_cmds.cpp
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1 /*
2  * Copyright (c) 2017 Cisco and/or its affiliates.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "vom/lldp_global_cmds.hpp"
17 
18 namespace VOM {
19 namespace lldp_global_cmds {
21  const std::string& system_name,
22  uint32_t tx_hold,
23  uint32_t tx_interval)
24  : rpc_cmd(item)
25  , m_system_name(system_name)
26  , m_tx_hold(tx_hold)
27  , m_tx_interval(tx_interval)
28 {
29 }
30 
31 bool
33 {
34  return (m_system_name == other.m_system_name);
35 }
36 
37 rc_t
39 {
40  msg_t req(con.ctx(), std::ref(*this));
41 
42  auto& payload = req.get_request().get_payload();
43  payload.tx_hold = m_tx_hold;
44  payload.tx_interval = m_tx_interval;
45 
46  memcpy(payload.system_name, m_system_name.c_str(),
47  std::min(sizeof(payload.system_name), m_system_name.length()));
48 
49  VAPI_CALL(req.execute());
50 
51  m_hw_item.set(wait());
52 
53  return rc_t::OK;
54 }
55 
56 std::string
58 {
59  std::ostringstream s;
60  s << "Lldp-global-config: " << m_hw_item.to_string()
61  << " system_name:" << m_system_name << " tx-hold:" << m_tx_hold
62  << " tx-interval:" << m_tx_interval;
63 
64  return (s.str());
65 }
66 
67 }; // namespace lldp_global_cmds
68 }; // namespace VOM
69 
70 /*
71  * fd.io coding-style-patch-verification: ON
72  *
73  * Local Variables:
74  * eval: (c-set-style "mozilla")
75  * End:
76  */
HW::item< bool > & m_hw_item
A reference to an object&#39;s HW::item that the command will update.
Definition: rpc_cmd.hpp:131
Error codes that VPP will return during a HW write.
Definition: types.hpp:84
std::string to_string() const
convert to string format for debug purposes
Definition: hw.hpp:160
rc_t issue(connection &con)
Issue the command to VPP/HW.
bool operator==(const config_cmd &i) const
Comparison operator - only used for UT.
A representation of the connection to VPP.
Definition: connection.hpp:33
A base class for all RPC commands to VPP.
Definition: rpc_cmd.hpp:38
#define VAPI_CALL(_stmt)
Convenince wrapper macro for error handling in VAPI sends.
Definition: types.hpp:29
static const rc_t OK
The HW write was successfull.
Definition: types.hpp:106
A command class that binds the LLDP global to the interface.
config_cmd(HW::item< bool > &item, const std::string &system_name, uint32_t tx_hold, uint32_t tx_interval)
Constructor.
vapi::Connection & ctx()
Retrun the VAPI context the commands will use.
Definition: connection.cpp:51
The VPP Object Model (VOM) library.
Definition: acl_binding.cpp:19
std::string to_string() const
convert to string format for debug purposes
void set(const rc_t &rc)
Set the HW return code - should only be called from the family of Command objects.
Definition: hw.hpp:124
vapi::Lldp_config msg_t
convenient typedef
Definition: rpc_cmd.hpp:44
rc_t wait()
Wait on the commands promise.
Definition: rpc_cmd.hpp:89