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Kernel: Implement loopback network interface

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Bananymous
2025-05-11 03:22:19 +03:00
parent a8844ddd28
commit 8e0a56b49a
12 changed files with 164 additions and 21 deletions
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35
kernel/kernel/Networking/NetworkInterface.cpp
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@@ -9,22 +9,39 @@
namespace Kernel
{
static dev_t get_network_rdev_minor()
static BAN::Atomic<dev_t> s_ethernet_rdev_minor = 0;
static BAN::Atomic<dev_t> s_loopback_rdev_minor = 0;
static dev_t get_rdev(NetworkInterface::Type type)
{
static dev_t minor = 0;
return minor++;
switch (type)
{
case NetworkInterface::Type::Ethernet:
return makedev(DeviceNumber::Ethernet, s_ethernet_rdev_minor++);
case NetworkInterface::Type::Loopback:
return makedev(DeviceNumber::Ethernet, s_loopback_rdev_minor++);
}
ASSERT_NOT_REACHED();
}
NetworkInterface::NetworkInterface()
NetworkInterface::NetworkInterface(Type type)
: CharacterDevice(0400, 0, 0)
, m_type(Type::Ethernet)
, m_rdev(makedev(DeviceNumber::Ethernet, get_network_rdev_minor()))
, m_type(type)
, m_rdev(get_rdev(type))
{
ASSERT(minor(m_rdev) < 10);
ASSERT(m_type == Type::Ethernet);
strcpy(m_name, "ethx");
m_name[3] = minor(m_rdev) + '0';
switch (type)
{
case Type::Ethernet:
strcpy(m_name, "ethx");
m_name[3] = minor(m_rdev) + '0';
break;
case Type::Loopback:
strcpy(m_name, "lox");
m_name[2] = minor(m_rdev) + '0';
break;
}
}
}