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LookupServer: Clang-Format

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This commit is contained in:
Christopher Dumas 2019-06-05 09:18:51 -07:00 • committed by Andreas Kling
parent 59c37363b6
commit 4f62176c3e
1 changed files with 22 additions and 20 deletions
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42
Servers/LookupServer/main.cpp
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@ -15,19 +15,19 @@
#include <sys/time.h>
#include <unistd.h>
#define T_A 1
#define T_NS 2
#define T_A 1
#define T_NS 2
#define T_CNAME 5
#define T_SOA 6
#define T_PTR 12
#define T_MX 15
#define T_SOA 6
#define T_PTR 12
#define T_MX 15
#define C_IN 1
#define C_IN 1
static Vector<String> lookup(const String& hostname, bool& did_timeout, const String& DNS_IP, unsigned short record_type);
static String parse_dns_name(const byte*, int& offset, int max_offset);
int main(int argc, char**argv)
int main(int argc, char** argv)
{
(void)argc;
(void)argv;
@ -36,7 +36,7 @@ int main(int argc, char**argv)
auto config = CConfigFile::get_for_system("LookupServer");
dbgprintf("LookupServer: Using network config file at %s.\n",
config->file_name().characters());
config->file_name().characters());
auto DNS_IP = config->read_entry("DNS", "IPAddress", "127.0.0.53");
HashMap<String, IPv4Address> dns_cache;
@ -106,8 +106,8 @@ int main(int argc, char**argv)
}
auto hostname = String(client_buffer + 1, nrecv - 1, Chomp);
dbgprintf("LookupServer: Got request for '%s' (using IP %s)\n",
hostname.characters(),
DNS_IP.characters());
hostname.characters(),
DNS_IP.characters());
Vector<String> responses;
@ -185,15 +185,17 @@ Vector<String> lookup(const String& hostname, bool& did_timeout, const String& D
int fd = socket(AF_INET, SOCK_DGRAM, 0);
if (fd < 0) {
perror("socket");
return { };
return {};
}
struct timeval timeout { 1, 0 };
struct timeval timeout {
1, 0
};
int rc = setsockopt(fd, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(timeout));
if (rc < 0) {
perror("setsockopt");
close(fd);
return { };
return {};
}
struct sockaddr_in dst_addr;
@ -203,10 +205,10 @@ Vector<String> lookup(const String& hostname, bool& did_timeout, const String& D
dst_addr.sin_port = htons(53);
rc = inet_pton(AF_INET, DNS_IP.characters(), &dst_addr.sin_addr);
int nsent = sendto(fd, buffer.pointer(), buffer.size(), 0,(const struct sockaddr *)&dst_addr, sizeof(dst_addr));
int nsent = sendto(fd, buffer.pointer(), buffer.size(), 0, (const struct sockaddr*)&dst_addr, sizeof(dst_addr));
if (nsent < 0) {
perror("sendto");
return { };
return {};
}
ASSERT(nsent == buffer.size());
@ -221,7 +223,7 @@ Vector<String> lookup(const String& hostname, bool& did_timeout, const String& D
perror("recvfrom");
}
close(fd);
return { };
return {};
}
close(fd);
@ -229,7 +231,7 @@ Vector<String> lookup(const String& hostname, bool& did_timeout, const String& D
if (nrecv < (int)sizeof(DNSPacket)) {
dbgprintf("LookupServer: Response not big enough (%d) to be a DNS packet :(\n", nrecv);
return { };
return {};
}
auto& response_header = *(DNSPacket*)(response_buffer);
@ -241,15 +243,15 @@ Vector<String> lookup(const String& hostname, bool& did_timeout, const String& D
if (response_header.id() != request_header.id()) {
dbgprintf("LookupServer: ID mismatch (%u vs %u) :(\n", response_header.id(), request_header.id());
return { };
return {};
}
if (response_header.question_count() != 1) {
dbgprintf("LookupServer: Question count (%u vs %u) :(\n", response_header.question_count(), request_header.question_count());
return { };
return {};
}
if (response_header.answer_count() < 1) {
dbgprintf("LookupServer: Not enough answers (%u) :(\n", response_header.answer_count());
return { };
return {};
}
int offset = 0;