105 lines
2.9 KiB
C++
105 lines
2.9 KiB
C++
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <arpa/inet.h>
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#define LOG_TAG "DhcpClient"
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#include <cutils/log.h>
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#include <cutils/properties.h>
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#include <sysutils/ServiceManager.h>
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#include "DhcpClient.h"
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#include "DhcpState.h"
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#include "DhcpListener.h"
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#include "IDhcpEventHandlers.h"
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extern "C" {
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int ifc_disable(const char *ifname);
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int ifc_add_host_route(const char *ifname, uint32_t addr);
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int ifc_remove_host_routes(const char *ifname);
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int ifc_set_default_route(const char *ifname, uint32_t gateway);
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int ifc_get_default_route(const char *ifname);
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int ifc_remove_default_route(const char *ifname);
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int ifc_reset_connections(const char *ifname);
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int ifc_configure(const char *ifname, in_addr_t ipaddr, in_addr_t netmask, in_addr_t gateway, in_addr_t dns1, in_addr_t dns2);
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int dhcp_do_request(const char *ifname,
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in_addr_t *ipaddr,
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in_addr_t *gateway,
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in_addr_t *mask,
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in_addr_t *dns1,
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in_addr_t *dns2,
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in_addr_t *server,
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uint32_t *lease);
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int dhcp_stop(const char *ifname);
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int dhcp_release_lease(const char *ifname);
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char *dhcp_get_errmsg();
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}
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DhcpClient::DhcpClient(IDhcpEventHandlers *handlers) :
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mState(DhcpState::STOPPED), mHandlers(handlers) {
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mServiceManager = new ServiceManager();
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mListener = NULL;
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}
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DhcpClient::~DhcpClient() {
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delete mServiceManager;
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if (mListener)
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delete mListener;
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}
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int DhcpClient::start(const char *interface) {
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char svc[PROPERTY_VALUE_MAX];
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snprintf(svc, sizeof(svc), "dhcpcd_ng:%s", interface);
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if (mServiceManager->start(svc)) {
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LOGE("Failed to start dhcp service");
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return -1;
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}
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mListener = new DhcpListener(mHandlers);
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if (mListener->startListener()) {
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LOGE("Failed to start listener");
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#if 0
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mServiceManager->stop("dhcpcd_ng");
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return -1;
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#endif
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delete mListener;
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mListener = NULL;
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}
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mState = DhcpState::STARTED;
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return 0;
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}
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int DhcpClient::stop() {
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if (mListener) {
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mListener->stopListener();
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delete mListener;
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mListener = NULL;
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}
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if (mServiceManager->stop("dhcpcd_ng"))
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LOGW("Failed to stop DHCP service (%s)", strerror(errno));
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mState = DhcpState::STOPPED;
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return 0;
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}
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