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 }