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Kernel: Implement basic recvfrom

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Bananymous
2024-02-02 13:50:00 +02:00
parent 7b287a1d5b
commit 0f154c3173
20 changed files with 339 additions and 116 deletions
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10
kernel/include/kernel/Networking/NetworkSocket.h
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@@ -4,6 +4,8 @@
#include <kernel/FS/TmpFS/Inode.h>
#include <kernel/Networking/NetworkInterface.h>
#include <netinet/in.h>
namespace Kernel
{
@@ -16,16 +18,22 @@ namespace Kernel
void bind_interface_and_port(NetworkInterface*, uint16_t port);
~NetworkSocket();
virtual BAN::ErrorOr<void> add_protocol_header(BAN::Vector<uint8_t>&, uint16_t src_port, uint16_t dst_port) = 0;
virtual size_t protocol_header_size() const = 0;
virtual void add_protocol_header(BAN::ByteSpan packet, uint16_t src_port, uint16_t dst_port) = 0;
virtual uint8_t protocol() const = 0;
virtual void add_packet(BAN::ConstByteSpan, BAN::IPv4Address sender_address, uint16_t sender_port) = 0;
protected:
NetworkSocket(mode_t mode, uid_t uid, gid_t gid);
virtual BAN::ErrorOr<size_t> read_packet(BAN::ByteSpan, sockaddr_in* sender_address) = 0;
virtual void on_close_impl() override;
virtual BAN::ErrorOr<void> bind_impl(const sockaddr* address, socklen_t address_len) override;
virtual BAN::ErrorOr<ssize_t> sendto_impl(const sys_sendto_t*) override;
virtual BAN::ErrorOr<ssize_t> recvfrom_impl(sys_recvfrom_t*) override;
protected:
NetworkInterface* m_interface = nullptr;