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fix comments in pr

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This commit is contained in:
kedixa
2022-05-30 14:56:20 +08:00
committed by xiehan
parent 231e1b29a8
commit 554b74ddc5
1 changed files with 9 additions and 9 deletions
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18
tutorial/tutorial-17-dns_cli.cc
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@@ -20,7 +20,7 @@ static const std::map<std::string, int> qtype_map =
};
WFFacilities::WaitGroup wait_group(1);
void show_result(protocol::DnsResultCursor &cursor)
void show_result(protocol::DnsResultCursor& cursor)
{
char information[1024];
const char *info;
@@ -66,6 +66,7 @@ void show_result(protocol::DnsResultCursor &cursor)
break;
default:
info = "Unknown";
break;
}
printf("%s\t%d\t%s\t%s\t%s\n",
@@ -130,26 +131,25 @@ void dns_callback(WFDnsTask *task)
int main(int argc, char *argv[])
{
const char *domain = "www.sogou.com";
int qtype = DNS_TYPE_ALL;
int qtype = DNS_TYPE_A;
const char *domain;
if (argc > 3)
if (argc == 1 || argc > 3)
{
fprintf(stderr, "USAGE: %s <domain> <query type>\n", argv[0]);
fprintf(stderr, "USAGE: %s <domain> [query type]\n", argv[0]);
return 1;
}
if (argc > 1)
domain = argv[1];
domain = argv[1];
if (argc > 2)
if (argc == 3)
{
auto it = qtype_map.find(argv[2]);
if (it != qtype_map.end())
qtype = it->second;
}
std::string url = "dns://119.29.29.29/";
std::string url = "dns://8.8.8.8/";
WFDnsTask *task = WFTaskFactory::create_dns_task(url, 0, dns_callback);
protocol::DnsRequest *req = task->get_req();