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https://github.com/RGBCube/serenity
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Kernel: Use UnixDateTime wherever applicable
"Wherever applicable" = most places, actually :^), especially for networking and filesystem timestamps. This includes changes to unzip, which uses DOSPackedTime, since that is changed for the FAT file systems.
This commit is contained in:
parent
c1323febc2
commit
939600d2d4
41 changed files with 115 additions and 125 deletions
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@ -287,7 +287,7 @@ ErrorOr<size_t> IPv4Socket::receive_byte_buffered(OpenFileDescription& descripti
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return nreceived_or_error;
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}
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ErrorOr<size_t> IPv4Socket::receive_packet_buffered(OpenFileDescription& description, UserOrKernelBuffer& buffer, size_t buffer_length, int flags, Userspace<sockaddr*> addr, Userspace<socklen_t*> addr_length, Duration& packet_timestamp, bool blocking)
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ErrorOr<size_t> IPv4Socket::receive_packet_buffered(OpenFileDescription& description, UserOrKernelBuffer& buffer, size_t buffer_length, int flags, Userspace<sockaddr*> addr, Userspace<socklen_t*> addr_length, UnixDateTime& packet_timestamp, bool blocking)
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{
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MutexLocker locker(mutex());
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ReceivedPacket taken_packet;
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@ -382,7 +382,7 @@ ErrorOr<size_t> IPv4Socket::receive_packet_buffered(OpenFileDescription& descrip
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return protocol_receive(packet->data->bytes(), buffer, buffer_length, flags);
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}
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ErrorOr<size_t> IPv4Socket::recvfrom(OpenFileDescription& description, UserOrKernelBuffer& buffer, size_t buffer_length, int flags, Userspace<sockaddr*> user_addr, Userspace<socklen_t*> user_addr_length, Duration& packet_timestamp, bool blocking)
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ErrorOr<size_t> IPv4Socket::recvfrom(OpenFileDescription& description, UserOrKernelBuffer& buffer, size_t buffer_length, int flags, Userspace<sockaddr*> user_addr, Userspace<socklen_t*> user_addr_length, UnixDateTime& packet_timestamp, bool blocking)
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{
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if (user_addr_length) {
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socklen_t addr_length;
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@ -415,7 +415,7 @@ ErrorOr<size_t> IPv4Socket::recvfrom(OpenFileDescription& description, UserOrKer
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return total_nreceived;
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}
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bool IPv4Socket::did_receive(IPv4Address const& source_address, u16 source_port, ReadonlyBytes packet, Duration const& packet_timestamp)
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bool IPv4Socket::did_receive(IPv4Address const& source_address, u16 source_port, ReadonlyBytes packet, UnixDateTime const& packet_timestamp)
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{
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MutexLocker locker(mutex());
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@ -40,13 +40,13 @@ public:
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virtual bool can_read(OpenFileDescription const&, u64) const override;
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virtual bool can_write(OpenFileDescription const&, u64) const override;
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virtual ErrorOr<size_t> sendto(OpenFileDescription&, UserOrKernelBuffer const&, size_t, int, Userspace<sockaddr const*>, socklen_t) override;
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virtual ErrorOr<size_t> recvfrom(OpenFileDescription&, UserOrKernelBuffer&, size_t, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, Duration&, bool blocking) override;
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virtual ErrorOr<size_t> recvfrom(OpenFileDescription&, UserOrKernelBuffer&, size_t, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, UnixDateTime&, bool blocking) override;
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virtual ErrorOr<void> setsockopt(int level, int option, Userspace<void const*>, socklen_t) override;
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virtual ErrorOr<void> getsockopt(OpenFileDescription&, int level, int option, Userspace<void*>, Userspace<socklen_t*>) override;
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virtual ErrorOr<void> ioctl(OpenFileDescription&, unsigned request, Userspace<void*> arg) override;
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bool did_receive(IPv4Address const& peer_address, u16 peer_port, ReadonlyBytes, Duration const&);
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bool did_receive(IPv4Address const& peer_address, u16 peer_port, ReadonlyBytes, UnixDateTime const&);
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IPv4Address const& local_address() const { return m_local_address; }
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u16 local_port() const { return m_local_port; }
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@ -99,7 +99,7 @@ private:
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virtual bool is_ipv4() const override { return true; }
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ErrorOr<size_t> receive_byte_buffered(OpenFileDescription&, UserOrKernelBuffer& buffer, size_t buffer_length, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, bool blocking);
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ErrorOr<size_t> receive_packet_buffered(OpenFileDescription&, UserOrKernelBuffer& buffer, size_t buffer_length, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, Duration&, bool blocking);
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ErrorOr<size_t> receive_packet_buffered(OpenFileDescription&, UserOrKernelBuffer& buffer, size_t buffer_length, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, UnixDateTime&, bool blocking);
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void set_can_read(bool);
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@ -112,7 +112,7 @@ private:
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struct ReceivedPacket {
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IPv4Address peer_address;
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u16 peer_port;
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Duration timestamp;
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UnixDateTime timestamp;
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OwnPtr<KBuffer> data;
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};
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@ -333,7 +333,7 @@ DoubleBuffer* LocalSocket::send_buffer_for(OpenFileDescription& description)
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return nullptr;
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}
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ErrorOr<size_t> LocalSocket::recvfrom(OpenFileDescription& description, UserOrKernelBuffer& buffer, size_t buffer_size, int, Userspace<sockaddr*>, Userspace<socklen_t*>, Duration&, bool blocking)
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ErrorOr<size_t> LocalSocket::recvfrom(OpenFileDescription& description, UserOrKernelBuffer& buffer, size_t buffer_size, int, Userspace<sockaddr*>, Userspace<socklen_t*>, UnixDateTime&, bool blocking)
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{
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auto* socket_buffer = receive_buffer_for(description);
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if (!socket_buffer)
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@ -47,7 +47,7 @@ public:
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virtual bool can_read(OpenFileDescription const&, u64) const override;
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virtual bool can_write(OpenFileDescription const&, u64) const override;
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virtual ErrorOr<size_t> sendto(OpenFileDescription&, UserOrKernelBuffer const&, size_t, int, Userspace<sockaddr const*>, socklen_t) override;
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virtual ErrorOr<size_t> recvfrom(OpenFileDescription&, UserOrKernelBuffer&, size_t, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, Duration&, bool blocking) override;
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virtual ErrorOr<size_t> recvfrom(OpenFileDescription&, UserOrKernelBuffer&, size_t, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, UnixDateTime&, bool blocking) override;
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virtual ErrorOr<void> getsockopt(OpenFileDescription&, int level, int option, Userspace<void*>, Userspace<socklen_t*>) override;
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virtual ErrorOr<void> ioctl(OpenFileDescription&, unsigned request, Userspace<void*> arg) override;
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virtual ErrorOr<void> chown(Credentials const&, OpenFileDescription&, UserID, GroupID) override;
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@ -95,7 +95,7 @@ void NetworkAdapter::did_receive(ReadonlyBytes payload)
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on_receive();
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}
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size_t NetworkAdapter::dequeue_packet(u8* buffer, size_t buffer_size, Duration& packet_timestamp)
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size_t NetworkAdapter::dequeue_packet(u8* buffer, size_t buffer_size, UnixDateTime& packet_timestamp)
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{
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InterruptDisabler disabler;
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if (m_packet_queue.is_empty())
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@ -29,7 +29,7 @@ class NetworkAdapter;
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using NetworkByteBuffer = AK::Detail::ByteBuffer<1500>;
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struct PacketWithTimestamp final : public AtomicRefCounted<PacketWithTimestamp> {
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PacketWithTimestamp(NonnullOwnPtr<KBuffer> buffer, Duration timestamp)
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PacketWithTimestamp(NonnullOwnPtr<KBuffer> buffer, UnixDateTime timestamp)
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: buffer(move(buffer))
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, timestamp(timestamp)
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{
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@ -38,7 +38,7 @@ struct PacketWithTimestamp final : public AtomicRefCounted<PacketWithTimestamp>
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ReadonlyBytes bytes() { return buffer->bytes(); }
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NonnullOwnPtr<KBuffer> buffer;
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Duration timestamp;
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UnixDateTime timestamp;
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IntrusiveListNode<PacketWithTimestamp, RefPtr<PacketWithTimestamp>> packet_node;
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};
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@ -79,7 +79,7 @@ public:
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void send(MACAddress const&, ARPPacket const&);
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void fill_in_ipv4_header(PacketWithTimestamp&, IPv4Address const&, MACAddress const&, IPv4Address const&, IPv4Protocol, size_t, u8 type_of_service, u8 ttl);
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size_t dequeue_packet(u8* buffer, size_t buffer_size, Duration& packet_timestamp);
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size_t dequeue_packet(u8* buffer, size_t buffer_size, UnixDateTime& packet_timestamp);
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bool has_queued_packets() const { return !m_packet_queue.is_empty(); }
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@ -26,10 +26,10 @@
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namespace Kernel {
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static void handle_arp(EthernetFrameHeader const&, size_t frame_size);
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static void handle_ipv4(EthernetFrameHeader const&, size_t frame_size, Duration const& packet_timestamp);
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static void handle_icmp(EthernetFrameHeader const&, IPv4Packet const&, Duration const& packet_timestamp);
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static void handle_udp(IPv4Packet const&, Duration const& packet_timestamp);
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static void handle_tcp(IPv4Packet const&, Duration const& packet_timestamp);
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static void handle_ipv4(EthernetFrameHeader const&, size_t frame_size, UnixDateTime const& packet_timestamp);
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static void handle_icmp(EthernetFrameHeader const&, IPv4Packet const&, UnixDateTime const& packet_timestamp);
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static void handle_udp(IPv4Packet const&, UnixDateTime const& packet_timestamp);
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static void handle_tcp(IPv4Packet const&, UnixDateTime const& packet_timestamp);
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static void send_delayed_tcp_ack(TCPSocket& socket);
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static void send_tcp_rst(IPv4Packet const& ipv4_packet, TCPPacket const& tcp_packet, RefPtr<NetworkAdapter> adapter);
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static void flush_delayed_tcp_acks();
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@ -74,7 +74,7 @@ void NetworkTask_main(void*)
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};
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});
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auto dequeue_packet = [&pending_packets](u8* buffer, size_t buffer_size, Duration& packet_timestamp) -> size_t {
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auto dequeue_packet = [&pending_packets](u8* buffer, size_t buffer_size, UnixDateTime& packet_timestamp) -> size_t {
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if (pending_packets == 0)
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return 0;
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size_t packet_size = 0;
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TODO();
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auto buffer_region = region_or_error.release_value();
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auto buffer = (u8*)buffer_region->vaddr().get();
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Duration packet_timestamp;
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UnixDateTime packet_timestamp;
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for (;;) {
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flush_delayed_tcp_acks();
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@ -177,7 +177,7 @@ void handle_arp(EthernetFrameHeader const& eth, size_t frame_size)
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}
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}
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void handle_ipv4(EthernetFrameHeader const& eth, size_t frame_size, Duration const& packet_timestamp)
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void handle_ipv4(EthernetFrameHeader const& eth, size_t frame_size, UnixDateTime const& packet_timestamp)
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{
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constexpr size_t minimum_ipv4_frame_size = sizeof(EthernetFrameHeader) + sizeof(IPv4Packet);
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if (frame_size < minimum_ipv4_frame_size) {
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}
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}
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void handle_icmp(EthernetFrameHeader const& eth, IPv4Packet const& ipv4_packet, Duration const& packet_timestamp)
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void handle_icmp(EthernetFrameHeader const& eth, IPv4Packet const& ipv4_packet, UnixDateTime const& packet_timestamp)
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{
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auto& icmp_header = *static_cast<ICMPHeader const*>(ipv4_packet.payload());
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dbgln_if(ICMP_DEBUG, "handle_icmp: source={}, destination={}, type={:#02x}, code={:#02x}", ipv4_packet.source().to_string(), ipv4_packet.destination().to_string(), icmp_header.type(), icmp_header.code());
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@ -273,7 +273,7 @@ void handle_icmp(EthernetFrameHeader const& eth, IPv4Packet const& ipv4_packet,
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}
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}
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void handle_udp(IPv4Packet const& ipv4_packet, Duration const& packet_timestamp)
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void handle_udp(IPv4Packet const& ipv4_packet, UnixDateTime const& packet_timestamp)
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{
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if (ipv4_packet.payload_size() < sizeof(UDPPacket)) {
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dbgln("handle_udp: Packet too small ({}, need {})", ipv4_packet.payload_size(), sizeof(UDPPacket));
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routing_decision.adapter->release_packet_buffer(*packet);
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}
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void handle_tcp(IPv4Packet const& ipv4_packet, Duration const& packet_timestamp)
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void handle_tcp(IPv4Packet const& ipv4_packet, UnixDateTime const& packet_timestamp)
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{
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if (ipv4_packet.payload_size() < sizeof(TCPPacket)) {
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dbgln("handle_tcp: IPv4 payload is too small to be a TCP packet ({}, need {})", ipv4_packet.payload_size(), sizeof(TCPPacket));
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@ -245,7 +245,7 @@ ErrorOr<size_t> Socket::read(OpenFileDescription& description, u64, UserOrKernel
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{
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if (is_shut_down_for_reading())
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return 0;
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Duration t {};
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UnixDateTime t {};
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return recvfrom(description, buffer, size, 0, {}, 0, t, description.is_blocking());
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}
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virtual bool is_local() const { return false; }
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virtual bool is_ipv4() const { return false; }
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virtual ErrorOr<size_t> sendto(OpenFileDescription&, UserOrKernelBuffer const&, size_t, int flags, Userspace<sockaddr const*>, socklen_t) = 0;
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virtual ErrorOr<size_t> recvfrom(OpenFileDescription&, UserOrKernelBuffer&, size_t, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, Duration&, bool blocking) = 0;
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virtual ErrorOr<size_t> recvfrom(OpenFileDescription&, UserOrKernelBuffer&, size_t, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, UnixDateTime&, bool blocking) = 0;
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virtual ErrorOr<void> setsockopt(int level, int option, Userspace<void const*>, socklen_t);
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virtual ErrorOr<void> getsockopt(OpenFileDescription&, int level, int option, Userspace<void*>, Userspace<socklen_t*>);
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@ -216,11 +216,11 @@ private:
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u32 m_duplicate_acks { 0 };
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u32 m_last_ack_number_sent { 0 };
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Duration m_last_ack_sent_time;
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UnixDateTime m_last_ack_sent_time;
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// FIXME: Make this configurable (sysctl)
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static constexpr u32 maximum_retransmits = 5;
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Duration m_last_retransmit_time;
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UnixDateTime m_last_retransmit_time;
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u32 m_retransmit_attempts { 0 };
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// FIXME: Parse window size TCP option from the peer
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