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authorDmitry Shmidt2017-05-16 16:20:15 -0500
committerDmitry Shmidt2017-05-16 16:24:18 -0500
commitbc592761c934f52ffa2662b60aac2a4c99920a3f (patch)
treee0c462154cc46637a26139f313ce86f9b318191d /libnetutils
parentde8c08c612a84eb0a834f5809cb4b4af7480d5da (diff)
downloadplatform-system-core-bc592761c934f52ffa2662b60aac2a4c99920a3f.tar.gz
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libnetutils: Restore dhcptool
Despite it is not used for network management, it is very convenient tool for wifi bringup and debugging. Test: Manual Change-Id: I045301acc2dd15d0e68d6b99c8e214865f19ebad Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
Diffstat (limited to 'libnetutils')
-rw-r--r--libnetutils/Android.bp14
-rw-r--r--libnetutils/dhcptool.c47
2 files changed, 61 insertions, 0 deletions
diff --git a/libnetutils/Android.bp b/libnetutils/Android.bp
index f710ba29e..68a74a092 100644
--- a/libnetutils/Android.bp
+++ b/libnetutils/Android.bp
@@ -17,3 +17,17 @@ cc_library_shared {
17 17
18 export_include_dirs: ["include"], 18 export_include_dirs: ["include"],
19} 19}
20
21cc_binary {
22 name: "dhcptool",
23
24 srcs: [
25 "dhcptool.c",
26 ],
27
28 shared_libs: [
29 "libnetutils",
30 ],
31
32 cflags: ["-Werror"],
33}
diff --git a/libnetutils/dhcptool.c b/libnetutils/dhcptool.c
new file mode 100644
index 000000000..b3896c391
--- /dev/null
+++ b/libnetutils/dhcptool.c
@@ -0,0 +1,47 @@
1/*
2 * Copyright 2015, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include <err.h>
18#include <errno.h>
19#include <error.h>
20#include <stdbool.h>
21#include <stdlib.h>
22
23#include <netutils/ifc.h>
24
25extern int do_dhcp(char*);
26
27int main(int argc, char* argv[]) {
28 if (argc != 2) {
29 error(EXIT_FAILURE, 0, "usage: %s INTERFACE", argv[0]);
30 }
31
32 char* interface = argv[1];
33 if (ifc_init()) {
34 err(errno, "dhcptool %s: ifc_init failed", interface);
35 ifc_close();
36 return EXIT_FAILURE;
37 }
38
39 int rc = do_dhcp(interface);
40 if (rc) {
41 err(errno, "dhcptool %s: do_dhcp failed", interface);
42 }
43
44 ifc_close();
45
46 return rc ? EXIT_FAILURE : EXIT_SUCCESS;
47}