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Remove kernel_prepare_packet from DNS layer

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The kernel does not need to send DNS packets. This is up to the user
space.
This commit is contained in:
Baptiste Wicht 2016-09-17 22:34:07 +02:00
parent 0ca2d96100
commit f2833a522b
2 changed files with 0 additions and 13 deletions
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1
kernel/include/net/dns_layer.hpp
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@ -22,7 +22,6 @@ static_assert(sizeof(header) == 12, "DNS flags must be 96 bits");
void decode(network::interface_descriptor& interface, network::ethernet::packet& packet);
std::expected<network::ethernet::packet> kernel_prepare_packet_query(network::interface_descriptor& interface, const packet_descriptor& descriptor);
std::expected<network::ethernet::packet> user_prepare_packet_query(char* buffer, network::interface_descriptor& interface, const packet_descriptor* descriptor);
std::expected<void> finalize_packet(network::interface_descriptor& interface, network::ethernet::packet& p);

12
kernel/src/net/dns_layer.cpp
View File

@ -192,18 +192,6 @@ void network::dns::decode(network::interface_descriptor& /*interface*/, network:
network::propagate_packet(packet, network::socket_protocol::DNS);
}
std::expected<network::ethernet::packet> network::dns::kernel_prepare_packet_query(network::interface_descriptor& interface, const packet_descriptor& descriptor) {
// Ask the UDP layer to craft a packet
network::udp::packet_descriptor desc{descriptor.target_ip, descriptor.source_port, 53, sizeof(header) + descriptor.payload_size};
auto packet = network::udp::kernel_prepare_packet(interface, desc);
if (packet) {
::prepare_packet_query(*packet, descriptor.identification);
}
return packet;
}
std::expected<network::ethernet::packet> network::dns::user_prepare_packet_query(char* buffer, network::interface_descriptor& interface, const packet_descriptor* descriptor) {
// Ask the UDP layer to craft a packet
network::udp::packet_descriptor desc{descriptor->target_ip, descriptor->source_port, 53, sizeof(header) + descriptor->payload_size};