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/*
* Copyright (c) 2017 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.
*/
#include "vom/tap_interface.hpp"
#include "vom/cmd.hpp"
#include <vapi/tap.api.vapi.hpp>
namespace VOM {
tap_interface::create_cmd::create_cmd(HW::item<handle_t>& item,
const std::string& name,
route::prefix_t& prefix,
const l2_address_t& l2_address)
: interface::create_cmd<vapi::Tap_connect>(item, name)
, m_prefix(prefix)
, m_l2_address(l2_address)
{
}
rc_t
tap_interface::create_cmd::issue(connection& con)
{
msg_t req(con.ctx(), std::ref(*this));
auto& payload = req.get_request().get_payload();
memset(payload.tap_name, 0, sizeof(payload.tap_name));
memcpy(payload.tap_name, m_name.c_str(),
std::min(m_name.length(), sizeof(payload.tap_name)));
if (m_prefix != route::prefix_t::ZERO) {
if (m_prefix.address().is_v6()) {
m_prefix.to_vpp(&payload.ip6_address_set, payload.ip6_address,
&payload.ip6_mask_width);
} else {
m_prefix.to_vpp(&payload.ip4_address_set, payload.ip4_address,
&payload.ip4_mask_width);
payload.ip4_address_set = 1;
}
}
if (m_l2_address != l2_address_t::ZERO) {
m_l2_address.to_bytes(payload.mac_address, 6);
} else {
payload.use_random_mac = 1;
}
VAPI_CALL(req.execute());
m_hw_item = wait();
return rc_t::OK;
}
std::string
tap_interface::create_cmd::to_string() const
{
std::ostringstream s;
s << "tap-intf-create: " << m_hw_item.to_string()
<< " ip-prefix:" << m_prefix.to_string();
return (s.str());
}
tap_interface::delete_cmd::delete_cmd(HW::item<handle_t>& item)
: interface::delete_cmd<vapi::Tap_delete>(item)
{
}
rc_t
tap_interface::delete_cmd::issue(connection& con)
{
// finally... call VPP
return rc_t::OK;
}
std::string
tap_interface::delete_cmd::to_string() const
{
std::ostringstream s;
s << "tap-itf-delete: " << m_hw_item.to_string();
return (s.str());
}
tap_interface::dump_cmd::dump_cmd()
{
}
bool
tap_interface::dump_cmd::operator==(const dump_cmd& other) const
{
return (true);
}
rc_t
tap_interface::dump_cmd::issue(connection& con)
{
m_dump.reset(new msg_t(con.ctx(), std::ref(*this)));
VAPI_CALL(m_dump->execute());
wait();
return rc_t::INPROGRESS;
}
std::string
tap_interface::dump_cmd::to_string() const
{
return ("tap-itf-dump");
}
}
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "mozilla")
* End:
*/
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