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ping: Add -i option to specify the time to wait between packets

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Tim Ledbetter 2023-05-16 06:13:32 +01:00 committed by Andreas Kling
parent 755bd4d3c2
commit 58e75be199
1 changed files with 19 additions and 1 deletions
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20
Userland/Utilities/ping.cpp
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@ -33,6 +33,7 @@ static int max_ms;
static DeprecatedString host;
static int payload_size = -1;
static bool quiet = false;
static u64 interval_in_microseconds = 1'000'000;
// variable part of header can be 0 to 40 bytes
// https://datatracker.ietf.org/doc/html/rfc791#section-3.1
static constexpr int max_optional_header_size_in_bytes = 40;
@ -67,6 +68,23 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
Core::ArgsParser args_parser;
args_parser.add_positional_argument(host, "Host to ping", "host");
args_parser.add_option(count, "Stop after sending specified number of ECHO_REQUEST packets.", "count", 'c', "count");
args_parser.add_option(Core::ArgsParser::Option {
.argument_mode = Core::ArgsParser::OptionArgumentMode::Required,
.help_string = "Wait `interval` seconds between sending each packet. Fractional seconds are allowed.",
.short_name = 'i',
.value_name = "interval",
.accept_value = [](StringView interval_in_seconds_string) {
if (interval_in_seconds_string.is_empty())
return false;
auto interval_in_seconds = interval_in_seconds_string.to_double();
if (!interval_in_seconds.has_value() || interval_in_seconds.value() <= 0)
return false;
interval_in_microseconds = static_cast<u64>(interval_in_seconds.value() * 1'000'000);
return true;
},
});
args_parser.add_option(payload_size, "Amount of bytes to send as payload in the ECHO_REQUEST packets.", "size", 's', "size");
args_parser.add_option(quiet, "Quiet mode. Only display summary when finished.", "quiet", 'q');
args_parser.parse(arguments);
@ -216,6 +234,6 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
break;
}
sleep(1);
usleep(interval_in_microseconds);
}
}