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Kernel: Make UDPSocket::create() API OOM safe
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858fff979a
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@ -42,8 +42,12 @@ KResultOr<NonnullRefPtr<Socket>> IPv4Socket::create(int type, int protocol)
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return tcp_socket.error();
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return tcp_socket.release_value();
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}
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if (type == SOCK_DGRAM)
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return UDPSocket::create(protocol);
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if (type == SOCK_DGRAM) {
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auto udp_socket = UDPSocket::create(protocol);
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if (udp_socket.is_error())
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return udp_socket.error();
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return udp_socket.release_value();
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}
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if (type == SOCK_RAW) {
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auto raw_socket = adopt_ref_if_nonnull(new IPv4Socket(type, protocol));
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if (raw_socket)
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@ -54,9 +54,12 @@ UDPSocket::~UDPSocket()
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sockets_by_port().resource().remove(local_port());
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}
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NonnullRefPtr<UDPSocket> UDPSocket::create(int protocol)
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KResultOr<NonnullRefPtr<UDPSocket>> UDPSocket::create(int protocol)
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{
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return adopt_ref(*new UDPSocket(protocol));
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auto socket = adopt_ref_if_nonnull(new UDPSocket(protocol));
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if (socket)
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return socket.release_nonnull();
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return ENOMEM;
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}
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KResultOr<size_t> UDPSocket::protocol_receive(ReadonlyBytes raw_ipv4_packet, UserOrKernelBuffer& buffer, size_t buffer_size, [[maybe_unused]] int flags)
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@ -6,13 +6,14 @@
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#pragma once
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#include <Kernel/KResult.h>
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#include <Kernel/Net/IPv4Socket.h>
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namespace Kernel {
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class UDPSocket final : public IPv4Socket {
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public:
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static NonnullRefPtr<UDPSocket> create(int protocol);
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static KResultOr<NonnullRefPtr<UDPSocket>> create(int protocol);
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virtual ~UDPSocket() override;
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static SocketHandle<UDPSocket> from_port(u16);
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