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Kernel: Bring up enough networking code that we can respond to ARP requests.

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This is all pretty rickety but we can now respond to "arping" from the host
while running inside QEMU. Very cool. :^)
This commit is contained in:
Andreas Kling 2019-03-11 23:21:38 +01:00
parent 10dcd3a47f
commit 318b01e055
12 changed files with 229 additions and 40 deletions
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4
Kernel/EthernetFrameHeader.h
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@ -13,8 +13,8 @@ public:
MACAddress source() const { return m_source; }
void set_source(const MACAddress& address) { m_source = address; }
word ether_type() const { return (m_ether_type & 0xff) << 16 | ((m_ether_type >> 16) & 0xff); }
void set_ether_type(word ether_type) { m_ether_type = (ether_type & 0xff) << 16 | ((ether_type >> 16) & 0xff); }
word ether_type() const { return ntohs(m_ether_type); }
void set_ether_type(word ether_type) { m_ether_type = htons(ether_type); }
const void* payload() const { return &m_payload[0]; }
void* payload() { return &m_payload[0]; }