You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
2.2 KiB
73 lines
2.2 KiB
7 months ago
|
/*
|
||
|
|
* Copyright 2017, The Android Open Source Project
|
||
|
|
*
|
||
|
|
* 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 "dhcpclient.h"
|
||
|
|
#include "log.h"
|
||
|
|
|
||
|
|
static void usage(const char* program) {
|
||
|
|
ALOGE("Usage: %s [--no-gateway] -i <interface>", program);
|
||
|
|
ALOGE(" If the optional parameter --no-gateway is specified the client");
|
||
|
|
ALOGE(" will not configure the default gateway of the system.");
|
||
|
|
}
|
||
|
|
|
||
|
|
int main(int argc, char* argv[]) {
|
||
|
|
if (argc < 3) {
|
||
|
|
usage(argv[0]);
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
const char* interfaceName = nullptr;
|
||
|
|
uint32_t options = 0;
|
||
|
|
|
||
|
|
for (int i = 1; i < argc; ++i) {
|
||
|
|
if (strcmp(argv[i], "-i") == 0) {
|
||
|
|
if (i + 1 < argc) {
|
||
|
|
interfaceName = argv[++i];
|
||
|
|
} else {
|
||
|
|
ALOGE("ERROR: -i parameter needs an argument");
|
||
|
|
usage(argv[0]);
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
} else if (strcmp(argv[i], "--no-gateway") == 0) {
|
||
|
|
options |= static_cast<uint32_t>(ClientOption::NoGateway);
|
||
|
|
} else {
|
||
|
|
ALOGE("ERROR: unknown parameters %s", argv[i]);
|
||
|
|
usage(argv[0]);
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (interfaceName == nullptr) {
|
||
|
|
ALOGE("ERROR: No interface specified");
|
||
|
|
usage(argv[0]);
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
DhcpClient client(options);
|
||
|
|
Result res = client.init(interfaceName);
|
||
|
|
if (!res) {
|
||
|
|
ALOGE("Failed to initialize DHCP client: %s\n", res.c_str());
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
res = client.run();
|
||
|
|
if (!res) {
|
||
|
|
ALOGE("DHCP client failed: %s\n", res.c_str());
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
// This is weird and shouldn't happen, the client should run forever.
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|