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