blob: fd91633ec711151bd90eef2d6dbc6bd8ca66be1d [file] [log] [blame]
Mike Lockwood94afecf2012-10-24 10:45:23 -07001/* Copyright 2008 The Android Open Source Project
2 */
3
4#include <stdio.h>
5#include <stdlib.h>
Elliott Hughes824e30e2015-01-29 22:32:32 -08006#include <string.h>
Mike Lockwood94afecf2012-10-24 10:45:23 -07007#include <errno.h>
8
9#include "binder.h"
10
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000011uint32_t svcmgr_lookup(struct binder_state *bs, uint32_t target, const char *name)
Mike Lockwood94afecf2012-10-24 10:45:23 -070012{
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000013 uint32_t handle;
Mike Lockwood94afecf2012-10-24 10:45:23 -070014 unsigned iodata[512/4];
15 struct binder_io msg, reply;
16
17 bio_init(&msg, iodata, sizeof(iodata), 4);
18 bio_put_uint32(&msg, 0); // strict mode header
19 bio_put_string16_x(&msg, SVC_MGR_NAME);
20 bio_put_string16_x(&msg, name);
21
22 if (binder_call(bs, &msg, &reply, target, SVC_MGR_CHECK_SERVICE))
23 return 0;
24
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000025 handle = bio_get_ref(&reply);
Mike Lockwood94afecf2012-10-24 10:45:23 -070026
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000027 if (handle)
28 binder_acquire(bs, handle);
Mike Lockwood94afecf2012-10-24 10:45:23 -070029
30 binder_done(bs, &msg, &reply);
31
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000032 return handle;
Mike Lockwood94afecf2012-10-24 10:45:23 -070033}
34
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000035int svcmgr_publish(struct binder_state *bs, uint32_t target, const char *name, void *ptr)
Mike Lockwood94afecf2012-10-24 10:45:23 -070036{
Serban Constantinescu3a345f02013-12-19 09:11:41 +000037 int status;
Mike Lockwood94afecf2012-10-24 10:45:23 -070038 unsigned iodata[512/4];
39 struct binder_io msg, reply;
40
41 bio_init(&msg, iodata, sizeof(iodata), 4);
42 bio_put_uint32(&msg, 0); // strict mode header
43 bio_put_string16_x(&msg, SVC_MGR_NAME);
44 bio_put_string16_x(&msg, name);
45 bio_put_obj(&msg, ptr);
46
47 if (binder_call(bs, &msg, &reply, target, SVC_MGR_ADD_SERVICE))
48 return -1;
49
50 status = bio_get_uint32(&reply);
51
52 binder_done(bs, &msg, &reply);
53
54 return status;
55}
56
57unsigned token;
58
59int main(int argc, char **argv)
60{
61 int fd;
62 struct binder_state *bs;
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000063 uint32_t svcmgr = BINDER_SERVICE_MANAGER;
64 uint32_t handle;
Mike Lockwood94afecf2012-10-24 10:45:23 -070065
66 bs = binder_open(128*1024);
Serban Constantinescua44542c2014-01-30 15:16:45 +000067 if (!bs) {
68 fprintf(stderr, "failed to open binder driver\n");
69 return -1;
70 }
Mike Lockwood94afecf2012-10-24 10:45:23 -070071
72 argc--;
73 argv++;
74 while (argc > 0) {
75 if (!strcmp(argv[0],"alt")) {
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000076 handle = svcmgr_lookup(bs, svcmgr, "alt_svc_mgr");
77 if (!handle) {
Mike Lockwood94afecf2012-10-24 10:45:23 -070078 fprintf(stderr,"cannot find alt_svc_mgr\n");
79 return -1;
80 }
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000081 svcmgr = handle;
82 fprintf(stderr,"svcmgr is via %x\n", handle);
Mike Lockwood94afecf2012-10-24 10:45:23 -070083 } else if (!strcmp(argv[0],"lookup")) {
Mike Lockwood94afecf2012-10-24 10:45:23 -070084 if (argc < 2) {
85 fprintf(stderr,"argument required\n");
86 return -1;
87 }
Serban Constantinescu5fb1b882014-01-30 14:07:34 +000088 handle = svcmgr_lookup(bs, svcmgr, argv[1]);
89 fprintf(stderr,"lookup(%s) = %x\n", argv[1], handle);
Mike Lockwood94afecf2012-10-24 10:45:23 -070090 argc--;
91 argv++;
92 } else if (!strcmp(argv[0],"publish")) {
93 if (argc < 2) {
94 fprintf(stderr,"argument required\n");
95 return -1;
96 }
97 svcmgr_publish(bs, svcmgr, argv[1], &token);
98 argc--;
99 argv++;
100 } else {
101 fprintf(stderr,"unknown command %s\n", argv[0]);
102 return -1;
103 }
104 argc--;
105 argv++;
106 }
107 return 0;
108}