1 #include <iostream>
2 #include <systemd/sd-event.h>
3 #include <phosphor-logging/log.hpp>
4 #include "argument.hpp"
5 #include "gpio_presence.hpp"
6 
7 using namespace phosphor::logging;
8 using namespace phosphor::gpio;
9 using namespace phosphor::gpio::presence;
10 
11 int main(int argc, char* argv[])
12 {
13     auto options = ArgumentParser(argc, argv);
14 
15     auto inventory = options["inventory"];
16     auto key = options["key"];
17     auto path = options["path"];
18     if (argc < 4)
19     {
20         std::cerr << "Too few arguments\n";
21         options.usage(argv);
22     }
23 
24     if (inventory == ArgumentParser::emptyString)
25     {
26         std::cerr << "Inventory argument required\n";
27         options.usage(argv);
28     }
29 
30     if (key == ArgumentParser::emptyString)
31     {
32         std::cerr << "GPIO key argument required\n";
33         options.usage(argv);
34     }
35 
36     if (path == ArgumentParser::emptyString)
37     {
38         std::cerr << "Device path argument required\n";
39         options.usage(argv);
40     }
41 
42     auto bus = sdbusplus::bus::new_default();
43     auto rc = 0;
44     sd_event* event = nullptr;
45     rc = sd_event_default(&event);
46     if (rc < 0)
47     {
48         log<level::ERR>("Error creating a default sd_event handler");
49         return rc;
50     }
51     EventPtr eventP{event};
52     event = nullptr;
53 
54     auto name = options["name"];
55     Presence presence(bus, inventory, path, std::stoul(key), name, eventP);
56 
57     while (true)
58     {
59         // -1 denotes wait forever
60         rc = sd_event_run(eventP.get(), (uint64_t) - 1);
61         if (rc < 0)
62         {
63             log<level::ERR>("Failure in processing request",
64                             entry("ERROR=%s", strerror(-rc)));
65             break;
66         }
67     }
68     return rc;
69 }
70 
71