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NetworkAdapter: Use a ByteBuffer instead of kmalloc/kfree in send().

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This commit is contained in:
Andreas Kling 2019-03-13 13:12:13 +01:00
parent 60db082fdd
commit 7bcd386338
Notes: sideshowbarker 2024-07-19 15:04:29 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/7bcd3863382
1 changed files with 2 additions and 2 deletions
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4
Kernel/NetworkAdapter.cpp
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@ -41,13 +41,13 @@ NetworkAdapter::~NetworkAdapter()
void NetworkAdapter::send(const MACAddress& destination, const ARPPacket& packet)
{
int size_in_bytes = sizeof(EthernetFrameHeader) + sizeof(ARPPacket);
auto* eth = (EthernetFrameHeader*)kmalloc(size_in_bytes);
auto buffer = ByteBuffer::create_zeroed(size_in_bytes);
auto* eth = (EthernetFrameHeader*)buffer.pointer();
eth->set_source(mac_address());
eth->set_destination(destination);
eth->set_ether_type(EtherType::ARP);
memcpy(eth->payload(), &packet, sizeof(ARPPacket));
send_raw((byte*)eth, size_in_bytes);
kfree(eth);
}
void NetworkAdapter::send_ipv4(const MACAddress& destination_mac, const IPv4Address& destination_ipv4, IPv4Protocol protocol, ByteBuffer&& payload)