format output as json
[project/uqmi.git] / main.c
1 #include <libubox/uloop.h>
2 #include <libubox/utils.h>
3 #include <stdio.h>
4 #include <stdlib.h>
5 #include <fcntl.h>
6 #include <unistd.h>
7 #include <errno.h>
8 #include <getopt.h>
9 #include <signal.h>
10
11 #include "uqmi.h"
12 #include "commands.h"
13
14 static const char *device;
15
16 #define CMD_OPT(_arg) (-2 - _arg)
17
18 #define __uqmi_command(_name, _optname, _arg, _option) { #_optname, _arg##_argument, NULL, CMD_OPT(__UQMI_COMMAND_##_name) }
19 static const struct option uqmi_getopt[] = {
20         __uqmi_commands,
21         { "device", required_argument, NULL, 'd' },
22         { "keep-client-id", required_argument, NULL, 'k' },
23         { "release-client-id", required_argument, NULL, 'r' },
24         { NULL, 0, NULL, 0 }
25 };
26 #undef __uqmi_command
27
28 static int usage(const char *progname)
29 {
30         fprintf(stderr, "Usage: %s <options|actions>\n"
31                 "Options:\n"
32                 "  --device=NAME, -d NAME:           Set device name to NAME (required)\n"
33                 "  --keep-client-id <name>:          Keep Client ID for service <name>\n"
34                 "                                    (implies --keep-client-id)\n"
35                 "  --release-client-id <name>:       Release Client ID after exiting\n"
36                 "\n"
37                 "Services:                           dms, nas, pds, wds, wms\n"
38                 "\n"
39                 "Actions:\n"
40                 "  --get-versions:                   Get service versions\n"
41                 "  --set-client-id <name>,<id>:      Set Client ID for service <name> to <id>\n"
42                 "  --get-client-id <name>:           Connect and get Client ID for service <name>\n"
43                 "                                    (implies --keep-client-id)\n"
44                 wds_helptext
45                 dms_helptext
46                 nas_helptext
47                 wms_helptext
48                 "\n", progname);
49         return 1;
50 }
51
52 static void keep_client_id(struct qmi_dev *qmi, const char *optarg)
53 {
54         QmiService svc = qmi_service_get_by_name(optarg);
55         if (svc < 0) {
56                 fprintf(stderr, "Invalid service %s\n", optarg);
57                 exit(1);
58         }
59         qmi_service_get_client_id(qmi, svc);
60 }
61
62 static void release_client_id(struct qmi_dev *qmi, const char *optarg)
63 {
64         QmiService svc = qmi_service_get_by_name(optarg);
65         if (svc < 0) {
66                 fprintf(stderr, "Invalid service %s\n", optarg);
67                 exit(1);
68         }
69         qmi_service_release_client_id(qmi, svc);
70 }
71
72 static void handle_exit_signal(int signal)
73 {
74         cancel_all_requests = true;
75         uloop_end();
76 }
77
78 int main(int argc, char **argv)
79 {
80         static struct qmi_dev dev;
81         int ch;
82
83         uloop_init();
84         signal(SIGINT, handle_exit_signal);
85         signal(SIGTERM, handle_exit_signal);
86
87         while ((ch = getopt_long(argc, argv, "d:k:", uqmi_getopt, NULL)) != -1) {
88                 int cmd_opt = CMD_OPT(ch);
89
90                 if (ch < 0 && cmd_opt >= 0 && cmd_opt < __UQMI_COMMAND_LAST) {
91                         uqmi_add_command(optarg, cmd_opt);
92                         continue;
93                 }
94
95                 switch(ch) {
96                 case 'r':
97                         release_client_id(&dev, optarg);
98                         break;
99                 case 'k':
100                         keep_client_id(&dev, optarg);
101                         break;
102                 case 'd':
103                         device = optarg;
104                         break;
105                 default:
106                         return usage(argv[0]);
107                 }
108         }
109
110         if (!device) {
111                 fprintf(stderr, "No device given\n");
112                 return usage(argv[0]);
113         }
114
115         if (qmi_device_open(&dev, device)) {
116                 fprintf(stderr, "Failed to open device\n");
117                 return 2;
118         }
119
120         uqmi_run_commands(&dev);
121
122         qmi_device_close(&dev);
123
124         return 0;
125 }