ladybird/Kernel/types.h
Andreas Kling cf250e1245 More work on IPv4 sockets and /bin/ping.
It's now actually possible to ping other hosts on the network! :^)
I've switched the "run" script over to starting QEMU with user networking
since that works better for my testing needs right now.
2019-03-13 03:26:01 +01:00

101 lines
2.9 KiB
C++

#pragma once
#include <AK/Types.h>
typedef dword __u32;
typedef word __u16;
typedef byte __u8;
typedef int __s32;
typedef short __s16;
typedef dword uid_t;
typedef dword gid_t;
typedef signed_word pid_t;
typedef dword time_t;
typedef dword useconds_t;
typedef signed_dword suseconds_t;
struct timeval {
time_t tv_sec;
suseconds_t tv_usec;
};
#define UTSNAME_ENTRY_LEN 65
struct utsname {
char sysname[UTSNAME_ENTRY_LEN];
char nodename[UTSNAME_ENTRY_LEN];
char release[UTSNAME_ENTRY_LEN];
char version[UTSNAME_ENTRY_LEN];
char machine[UTSNAME_ENTRY_LEN];
};
typedef dword ino_t;
typedef signed_dword off_t;
typedef dword dev_t;
typedef word mode_t;
typedef dword nlink_t;
typedef dword blksize_t;
typedef dword blkcnt_t;
struct [[gnu::packed]] FarPtr {
dword offset { 0 };
word selector { 0 };
};
class PhysicalAddress {
public:
PhysicalAddress() { }
explicit PhysicalAddress(dword address) : m_address(address) { }
PhysicalAddress offset(dword o) const { return PhysicalAddress(m_address + o); }
dword get() const { return m_address; }
void set(dword address) { m_address = address; }
void mask(dword m) { m_address &= m; }
bool is_null() const { return m_address == 0; }
byte* as_ptr() { return reinterpret_cast<byte*>(m_address); }
const byte* as_ptr() const { return reinterpret_cast<const byte*>(m_address); }
dword page_base() const { return m_address & 0xfffff000; }
bool operator==(const PhysicalAddress& other) const { return m_address == other.m_address; }
private:
dword m_address { 0 };
};
class LinearAddress {
public:
LinearAddress() { }
explicit LinearAddress(dword address) : m_address(address) { }
bool is_null() const { return m_address == 0; }
LinearAddress offset(dword o) const { return LinearAddress(m_address + o); }
dword get() const { return m_address; }
void set(dword address) { m_address = address; }
void mask(dword m) { m_address &= m; }
bool operator<=(const LinearAddress& other) const { return m_address <= other.m_address; }
bool operator>=(const LinearAddress& other) const { return m_address >= other.m_address; }
bool operator>(const LinearAddress& other) const { return m_address > other.m_address; }
bool operator<(const LinearAddress& other) const { return m_address < other.m_address; }
bool operator==(const LinearAddress& other) const { return m_address == other.m_address; }
bool operator!=(const LinearAddress& other) const { return m_address != other.m_address; }
byte* as_ptr() { return reinterpret_cast<byte*>(m_address); }
const byte* as_ptr() const { return reinterpret_cast<const byte*>(m_address); }
dword page_base() const { return m_address & 0xfffff000; }
private:
dword m_address { 0 };
};
inline LinearAddress operator-(const LinearAddress& a, const LinearAddress& b)
{
return LinearAddress(a.get() - b.get());
}