47 lines
1.0 KiB
C++
47 lines
1.0 KiB
C++
#include <BAN/Endianness.h>
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#include <kernel/Device/DeviceNumbers.h>
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#include <kernel/FS/DevFS/FileSystem.h>
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#include <kernel/Networking/NetworkInterface.h>
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#include <sys/sysmacros.h>
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#include <string.h>
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namespace Kernel
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{
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static BAN::Atomic<dev_t> s_ethernet_rdev_minor = 0;
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static BAN::Atomic<dev_t> s_loopback_rdev_minor = 0;
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static dev_t get_rdev(NetworkInterface::Type type)
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{
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switch (type)
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{
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case NetworkInterface::Type::Ethernet:
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return makedev(DeviceNumber::Ethernet, s_ethernet_rdev_minor++);
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case NetworkInterface::Type::Loopback:
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return makedev(DeviceNumber::Ethernet, s_loopback_rdev_minor++);
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}
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ASSERT_NOT_REACHED();
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}
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NetworkInterface::NetworkInterface(Type type)
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: CharacterDevice(0400, 0, 0)
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, m_type(type)
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, m_rdev(get_rdev(type))
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{
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switch (type)
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{
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case Type::Ethernet:
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ASSERT(minor(m_rdev) < 10);
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strcpy(m_name, "ethx");
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m_name[3] = minor(m_rdev) + '0';
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break;
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case Type::Loopback:
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ASSERT(minor(m_rdev) == 0);
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strcpy(m_name, "lo");
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break;
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}
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}
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}
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