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-rw-r--r--sys/amd64/linux32/linux.h722
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diff --git a/sys/amd64/linux32/linux.h b/sys/amd64/linux32/linux.h
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+++ b/sys/amd64/linux32/linux.h
@@ -0,0 +1,722 @@
+/*-
+ * Copyright (c) 2004 Tim J. Robbins
+ * Copyright (c) 2001 Doug Rabson
+ * Copyright (c) 1994-1996 Søren Schmidt
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer
+ * in this position and unchanged.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _AMD64_LINUX_LINUX_H_
+#define _AMD64_LINUX_LINUX_H_
+
+#include <sys/signal.h> /* for sigval union */
+
+#include <amd64/linux32/linux32_syscall.h>
+
+/*
+ * debugging support
+ */
+extern u_char linux_debug_map[];
+#define ldebug(name) isclr(linux_debug_map, LINUX_SYS_linux_ ## name)
+#define ARGS(nm, fmt) "linux(%ld): "#nm"("fmt")\n", (long)td->td_proc->p_pid
+#define LMSG(fmt) "linux(%ld): "fmt"\n", (long)td->td_proc->p_pid
+
+#ifdef MALLOC_DECLARE
+MALLOC_DECLARE(M_LINUX);
+#endif
+
+#define LINUX32_USRSTACK ((1ul << 32) - PAGE_SIZE)
+/* XXX 16 = sizeof(linux32_ps_strings) */
+#define LINUX32_PS_STRINGS (LINUX32_USRSTACK - 16)
+#define LINUX32_MAXDSIZ (512*1024*1024) /* 512MB */
+#define LINUX32_MAXSSIZ (64*1024*1024) /* 64MB */
+#define LINUX32_MAXVMEM 0 /* Unlimited */
+
+#define PTRIN(v) (void *)(uintptr_t)(v)
+#define PTROUT(v) (l_uintptr_t)(uintptr_t)(v)
+
+/*
+ * Provide a separate set of types for the Linux types.
+ */
+typedef int l_int;
+typedef int32_t l_long;
+typedef int64_t l_longlong;
+typedef short l_short;
+typedef unsigned int l_uint;
+typedef uint32_t l_ulong;
+typedef uint64_t l_ulonglong;
+typedef unsigned short l_ushort;
+
+typedef l_ulong l_uintptr_t;
+typedef l_long l_clock_t;
+typedef l_int l_daddr_t;
+typedef l_ushort l_dev_t;
+typedef l_uint l_gid_t;
+typedef l_ushort l_gid16_t;
+typedef l_ulong l_ino_t;
+typedef l_int l_key_t;
+typedef l_longlong l_loff_t;
+typedef l_ushort l_mode_t;
+typedef l_long l_off_t;
+typedef l_int l_pid_t;
+typedef l_uint l_size_t;
+typedef l_long l_suseconds_t;
+typedef l_long l_time_t;
+typedef l_uint l_uid_t;
+typedef l_ushort l_uid16_t;
+
+typedef struct {
+ l_int val[2];
+} __packed l_fsid_t;
+
+typedef struct {
+ l_time_t tv_sec;
+ l_suseconds_t tv_usec;
+} __packed l_timeval;
+
+#define l_fd_set fd_set
+
+/*
+ * Miscellaneous
+ */
+#define LINUX_NAME_MAX 255
+#define LINUX_MAX_UTSNAME 65
+
+#define LINUX_CTL_MAXNAME 10
+
+struct l___sysctl_args
+{
+ l_uintptr_t name;
+ l_int nlen;
+ l_uintptr_t oldval;
+ l_uintptr_t oldlenp;
+ l_uintptr_t newval;
+ l_size_t newlen;
+ l_ulong __spare[4];
+} __packed;
+
+/* Scheduling policies */
+#define LINUX_SCHED_OTHER 0
+#define LINUX_SCHED_FIFO 1
+#define LINUX_SCHED_RR 2
+
+/* Resource limits */
+#define LINUX_RLIMIT_CPU 0
+#define LINUX_RLIMIT_FSIZE 1
+#define LINUX_RLIMIT_DATA 2
+#define LINUX_RLIMIT_STACK 3
+#define LINUX_RLIMIT_CORE 4
+#define LINUX_RLIMIT_RSS 5
+#define LINUX_RLIMIT_NPROC 6
+#define LINUX_RLIMIT_NOFILE 7
+#define LINUX_RLIMIT_MEMLOCK 8
+#define LINUX_RLIMIT_AS 9 /* address space limit */
+
+#define LINUX_RLIM_NLIMITS 10
+
+struct l_rlimit {
+ l_ulong rlim_cur;
+ l_ulong rlim_max;
+} __packed;
+
+struct l_rusage {
+ l_timeval ru_utime;
+ l_timeval ru_stime;
+ l_long ru_maxrss;
+ l_long ru_ixrss;
+ l_long ru_idrss;
+ l_long ru_isrss;
+ l_long ru_minflt;
+ l_long ru_majflt;
+ l_long ru_nswap;
+ l_long ru_inblock;
+ l_long ru_oublock;
+ l_long ru_msgsnd;
+ l_long ru_msgrcv;
+ l_long ru_nsignals;
+ l_long ru_nvcsw;
+ l_long ru_nivcsw;
+} __packed;
+
+/* mmap options */
+#define LINUX_MAP_SHARED 0x0001
+#define LINUX_MAP_PRIVATE 0x0002
+#define LINUX_MAP_FIXED 0x0010
+#define LINUX_MAP_ANON 0x0020
+#define LINUX_MAP_GROWSDOWN 0x0100
+
+/*
+ * stat family of syscalls
+ */
+struct l_timespec {
+ l_ulong tv_sec;
+ l_ulong tv_nsec;
+} __packed;
+
+struct l_newstat {
+ l_ushort st_dev;
+ l_ushort __pad1;
+ l_ulong st_ino;
+ l_ushort st_mode;
+ l_ushort st_nlink;
+ l_ushort st_uid;
+ l_ushort st_gid;
+ l_ushort st_rdev;
+ l_ushort __pad2;
+ l_ulong st_size;
+ l_ulong st_blksize;
+ l_ulong st_blocks;
+ struct l_timespec st_atimespec;
+ struct l_timespec st_mtimespec;
+ struct l_timespec st_ctimespec;
+ l_ulong __unused4;
+ l_ulong __unused5;
+} __packed;
+
+struct l_stat64 {
+ l_ushort st_dev;
+ u_char __pad0[10];
+ l_ulong __st_ino;
+ l_uint st_mode;
+ l_uint st_nlink;
+ l_ulong st_uid;
+ l_ulong st_gid;
+ l_ushort st_rdev;
+ u_char __pad3[10];
+ l_longlong st_size;
+ l_ulong st_blksize;
+ l_ulong st_blocks;
+ l_ulong __pad4;
+ struct l_timespec st_atimespec;
+ struct l_timespec st_mtimespec;
+ struct l_timespec st_ctimespec;
+ l_ulonglong st_ino;
+} __packed;
+
+struct l_new_utsname {
+ char sysname[LINUX_MAX_UTSNAME];
+ char nodename[LINUX_MAX_UTSNAME];
+ char release[LINUX_MAX_UTSNAME];
+ char version[LINUX_MAX_UTSNAME];
+ char machine[LINUX_MAX_UTSNAME];
+ char domainname[LINUX_MAX_UTSNAME];
+} __packed;
+
+/*
+ * Signalling
+ */
+#define LINUX_SIGHUP 1
+#define LINUX_SIGINT 2
+#define LINUX_SIGQUIT 3
+#define LINUX_SIGILL 4
+#define LINUX_SIGTRAP 5
+#define LINUX_SIGABRT 6
+#define LINUX_SIGIOT LINUX_SIGABRT
+#define LINUX_SIGBUS 7
+#define LINUX_SIGFPE 8
+#define LINUX_SIGKILL 9
+#define LINUX_SIGUSR1 10
+#define LINUX_SIGSEGV 11
+#define LINUX_SIGUSR2 12
+#define LINUX_SIGPIPE 13
+#define LINUX_SIGALRM 14
+#define LINUX_SIGTERM 15
+#define LINUX_SIGSTKFLT 16
+#define LINUX_SIGCHLD 17
+#define LINUX_SIGCONT 18
+#define LINUX_SIGSTOP 19
+#define LINUX_SIGTSTP 20
+#define LINUX_SIGTTIN 21
+#define LINUX_SIGTTOU 22
+#define LINUX_SIGURG 23
+#define LINUX_SIGXCPU 24
+#define LINUX_SIGXFSZ 25
+#define LINUX_SIGVTALRM 26
+#define LINUX_SIGPROF 27
+#define LINUX_SIGWINCH 28
+#define LINUX_SIGIO 29
+#define LINUX_SIGPOLL LINUX_SIGIO
+#define LINUX_SIGPWR 30
+#define LINUX_SIGSYS 31
+
+#define LINUX_SIGTBLSZ 31
+#define LINUX_NSIG_WORDS 2
+#define LINUX_NBPW 32
+#define LINUX_NSIG (LINUX_NBPW * LINUX_NSIG_WORDS)
+
+/* sigaction flags */
+#define LINUX_SA_NOCLDSTOP 0x00000001
+#define LINUX_SA_NOCLDWAIT 0x00000002
+#define LINUX_SA_SIGINFO 0x00000004
+#define LINUX_SA_RESTORER 0x04000000
+#define LINUX_SA_ONSTACK 0x08000000
+#define LINUX_SA_RESTART 0x10000000
+#define LINUX_SA_INTERRUPT 0x20000000
+#define LINUX_SA_NOMASK 0x40000000
+#define LINUX_SA_ONESHOT 0x80000000
+
+/* sigprocmask actions */
+#define LINUX_SIG_BLOCK 0
+#define LINUX_SIG_UNBLOCK 1
+#define LINUX_SIG_SETMASK 2
+
+/* sigset_t macros */
+#define LINUX_SIGEMPTYSET(set) (set).__bits[0] = (set).__bits[1] = 0
+#define LINUX_SIGISMEMBER(set, sig) SIGISMEMBER(set, sig)
+#define LINUX_SIGADDSET(set, sig) SIGADDSET(set, sig)
+
+/* sigaltstack */
+#define LINUX_MINSIGSTKSZ 2048
+#define LINUX_SS_ONSTACK 1
+#define LINUX_SS_DISABLE 2
+
+int linux_to_bsd_sigaltstack(int lsa);
+int bsd_to_linux_sigaltstack(int bsa);
+
+typedef l_uintptr_t l_handler_t;
+typedef l_ulong l_osigset_t;
+
+typedef struct {
+ l_uint __bits[LINUX_NSIG_WORDS];
+} __packed l_sigset_t;
+
+typedef struct {
+ l_handler_t lsa_handler;
+ l_osigset_t lsa_mask;
+ l_ulong lsa_flags;
+ l_uintptr_t lsa_restorer;
+} __packed l_osigaction_t;
+
+typedef struct {
+ l_handler_t lsa_handler;
+ l_ulong lsa_flags;
+ l_uintptr_t lsa_restorer;
+ l_sigset_t lsa_mask;
+} __packed l_sigaction_t;
+
+typedef struct {
+ l_uintptr_t ss_sp;
+ l_int ss_flags;
+ l_size_t ss_size;
+} __packed l_stack_t;
+
+/* The Linux sigcontext, pretty much a standard 386 trapframe. */
+struct l_sigcontext {
+ l_int sc_gs;
+ l_int sc_fs;
+ l_int sc_es;
+ l_int sc_ds;
+ l_int sc_edi;
+ l_int sc_esi;
+ l_int sc_ebp;
+ l_int sc_esp;
+ l_int sc_ebx;
+ l_int sc_edx;
+ l_int sc_ecx;
+ l_int sc_eax;
+ l_int sc_trapno;
+ l_int sc_err;
+ l_int sc_eip;
+ l_int sc_cs;
+ l_int sc_eflags;
+ l_int sc_esp_at_signal;
+ l_int sc_ss;
+ l_int sc_387;
+ l_int sc_mask;
+ l_int sc_cr2;
+} __packed;
+
+struct l_ucontext {
+ l_ulong uc_flags;
+ l_uintptr_t uc_link;
+ l_stack_t uc_stack;
+ struct l_sigcontext uc_mcontext;
+ l_sigset_t uc_sigmask;
+} __packed;
+
+#define LINUX_SI_MAX_SIZE 128
+#define LINUX_SI_PAD_SIZE ((LINUX_SI_MAX_SIZE/sizeof(l_int)) - 3)
+
+typedef struct l_siginfo {
+ l_int lsi_signo;
+ l_int lsi_errno;
+ l_int lsi_code;
+ union {
+ l_int _pad[LINUX_SI_PAD_SIZE];
+
+ struct {
+ l_pid_t _pid;
+ l_uid16_t _uid;
+ } __packed _kill;
+
+ struct {
+ l_uint _timer1;
+ l_uint _timer2;
+ } __packed _timer;
+
+ struct {
+ l_pid_t _pid; /* sender's pid */
+ l_uid16_t _uid; /* sender's uid */
+ union sigval _sigval;
+ } __packed _rt;
+
+ struct {
+ l_pid_t _pid; /* which child */
+ l_uid16_t _uid; /* sender's uid */
+ l_int _status; /* exit code */
+ l_clock_t _utime;
+ l_clock_t _stime;
+ } __packed _sigchld;
+
+ struct {
+ l_uintptr_t _addr; /* faulting insn/memory ref. */
+ } __packed _sigfault;
+
+ struct {
+ l_int _band; /* POLL_IN,POLL_OUT,POLL_MSG */
+ l_int _fd;
+ } __packed _sigpoll;
+ } _sifields;
+} __packed l_siginfo_t;
+
+#define lsi_pid _sifields._kill._pid
+#define lsi_uid _sifields._kill._uid
+#define lsi_status _sifields._sigchld._status
+#define lsi_utime _sifields._sigchld._utime
+#define lsi_stime _sifields._sigchld._stime
+#define lsi_value _sifields._rt._sigval
+#define lsi_int _sifields._rt._sigval.sival_int
+#define lsi_ptr _sifields._rt._sigval.sival_ptr
+#define lsi_addr _sifields._sigfault._addr
+#define lsi_band _sifields._sigpoll._band
+#define lsi_fd _sifields._sigpoll._fd
+
+struct l_fpreg {
+ u_int16_t significand[4];
+ u_int16_t exponent;
+} __packed;
+
+struct l_fpxreg {
+ u_int16_t significand[4];
+ u_int16_t exponent;
+ u_int16_t padding[3];
+} __packed;
+
+struct l_xmmreg {
+ u_int32_t element[4];
+} __packed;
+
+struct l_fpstate {
+ /* Regular FPU environment */
+ u_int32_t cw;
+ u_int32_t sw;
+ u_int32_t tag;
+ u_int32_t ipoff;
+ u_int32_t cssel;
+ u_int32_t dataoff;
+ u_int32_t datasel;
+ struct l_fpreg _st[8];
+ u_int16_t status;
+ u_int16_t magic; /* 0xffff = regular FPU data */
+
+ /* FXSR FPU environment */
+ u_int32_t _fxsr_env[6]; /* env is ignored */
+ u_int32_t mxcsr;
+ u_int32_t reserved;
+ struct l_fpxreg _fxsr_st[8]; /* reg data is ignored */
+ struct l_xmmreg _xmm[8];
+ u_int32_t padding[56];
+} __packed;
+
+/*
+ * We make the stack look like Linux expects it when calling a signal
+ * handler, but use the BSD way of calling the handler and sigreturn().
+ * This means that we need to pass the pointer to the handler too.
+ * It is appended to the frame to not interfere with the rest of it.
+ */
+struct l_sigframe {
+ l_int sf_sig;
+ struct l_sigcontext sf_sc;
+ struct l_fpstate sf_fpstate;
+ l_uint sf_extramask[LINUX_NSIG_WORDS-1];
+ l_handler_t sf_handler;
+} __packed;
+
+struct l_rt_sigframe {
+ l_int sf_sig;
+ l_uintptr_t sf_siginfo;
+ l_uintptr_t sf_ucontext;
+ l_siginfo_t sf_si;
+ struct l_ucontext sf_sc;
+ l_handler_t sf_handler;
+} __packed;
+
+extern int bsd_to_linux_signal[];
+extern int linux_to_bsd_signal[];
+
+/*
+ * Pluggable ioctl handlers
+ */
+struct linux_ioctl_args;
+struct thread;
+
+typedef int linux_ioctl_function_t(struct thread *, struct linux_ioctl_args *);
+
+struct linux_ioctl_handler {
+ linux_ioctl_function_t *func;
+ int low, high;
+};
+
+int linux_ioctl_register_handler(struct linux_ioctl_handler *h);
+int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h);
+
+/*
+ * open/fcntl flags
+ */
+#define LINUX_O_RDONLY 00
+#define LINUX_O_WRONLY 01
+#define LINUX_O_RDWR 02
+#define LINUX_O_CREAT 0100
+#define LINUX_O_EXCL 0200
+#define LINUX_O_NOCTTY 0400
+#define LINUX_O_TRUNC 01000
+#define LINUX_O_APPEND 02000
+#define LINUX_O_NONBLOCK 04000
+#define LINUX_O_NDELAY LINUX_O_NONBLOCK
+#define LINUX_O_SYNC 010000
+#define LINUX_FASYNC 020000
+
+#define LINUX_F_DUPFD 0
+#define LINUX_F_GETFD 1
+#define LINUX_F_SETFD 2
+#define LINUX_F_GETFL 3
+#define LINUX_F_SETFL 4
+#define LINUX_F_GETLK 5
+#define LINUX_F_SETLK 6
+#define LINUX_F_SETLKW 7
+#define LINUX_F_SETOWN 8
+#define LINUX_F_GETOWN 9
+
+#define LINUX_F_GETLK64 12
+#define LINUX_F_SETLK64 13
+#define LINUX_F_SETLKW64 14
+
+#define LINUX_F_RDLCK 0
+#define LINUX_F_WRLCK 1
+#define LINUX_F_UNLCK 2
+
+/*
+ * mount flags
+ */
+#define LINUX_MS_RDONLY 0x0001
+#define LINUX_MS_NOSUID 0x0002
+#define LINUX_MS_NODEV 0x0004
+#define LINUX_MS_NOEXEC 0x0008
+#define LINUX_MS_REMOUNT 0x0020
+
+/*
+ * SystemV IPC defines
+ */
+#define LINUX_SEMOP 1
+#define LINUX_SEMGET 2
+#define LINUX_SEMCTL 3
+#define LINUX_MSGSND 11
+#define LINUX_MSGRCV 12
+#define LINUX_MSGGET 13
+#define LINUX_MSGCTL 14
+#define LINUX_SHMAT 21
+#define LINUX_SHMDT 22
+#define LINUX_SHMGET 23
+#define LINUX_SHMCTL 24
+
+#define LINUX_IPC_RMID 0
+#define LINUX_IPC_SET 1
+#define LINUX_IPC_STAT 2
+#define LINUX_IPC_INFO 3
+
+#define LINUX_SHM_LOCK 11
+#define LINUX_SHM_UNLOCK 12
+#define LINUX_SHM_STAT 13
+#define LINUX_SHM_INFO 14
+
+#define LINUX_SHM_RDONLY 0x1000
+#define LINUX_SHM_RND 0x2000
+#define LINUX_SHM_REMAP 0x4000
+
+/* semctl commands */
+#define LINUX_GETPID 11
+#define LINUX_GETVAL 12
+#define LINUX_GETALL 13
+#define LINUX_GETNCNT 14
+#define LINUX_GETZCNT 15
+#define LINUX_SETVAL 16
+#define LINUX_SETALL 17
+#define LINUX_SEM_STAT 18
+#define LINUX_SEM_INFO 19
+
+union l_semun {
+ l_int val;
+ l_uintptr_t buf;
+ l_uintptr_t array;
+ l_uintptr_t __buf;
+ l_uintptr_t __pad;
+} __packed;
+
+/*
+ * Socket defines
+ */
+#define LINUX_SOCKET 1
+#define LINUX_BIND 2
+#define LINUX_CONNECT 3
+#define LINUX_LISTEN 4
+#define LINUX_ACCEPT 5
+#define LINUX_GETSOCKNAME 6
+#define LINUX_GETPEERNAME 7
+#define LINUX_SOCKETPAIR 8
+#define LINUX_SEND 9
+#define LINUX_RECV 10
+#define LINUX_SENDTO 11
+#define LINUX_RECVFROM 12
+#define LINUX_SHUTDOWN 13
+#define LINUX_SETSOCKOPT 14
+#define LINUX_GETSOCKOPT 15
+#define LINUX_SENDMSG 16
+#define LINUX_RECVMSG 17
+
+#define LINUX_AF_UNSPEC 0
+#define LINUX_AF_UNIX 1
+#define LINUX_AF_INET 2
+#define LINUX_AF_AX25 3
+#define LINUX_AF_IPX 4
+#define LINUX_AF_APPLETALK 5
+#define LINUX_AF_INET6 10
+
+#define LINUX_SOL_SOCKET 1
+#define LINUX_SOL_IP 0
+#define LINUX_SOL_IPX 256
+#define LINUX_SOL_AX25 257
+#define LINUX_SOL_TCP 6
+#define LINUX_SOL_UDP 17
+
+#define LINUX_SO_DEBUG 1
+#define LINUX_SO_REUSEADDR 2
+#define LINUX_SO_TYPE 3
+#define LINUX_SO_ERROR 4
+#define LINUX_SO_DONTROUTE 5
+#define LINUX_SO_BROADCAST 6
+#define LINUX_SO_SNDBUF 7
+#define LINUX_SO_RCVBUF 8
+#define LINUX_SO_KEEPALIVE 9
+#define LINUX_SO_OOBINLINE 10
+#define LINUX_SO_NO_CHECK 11
+#define LINUX_SO_PRIORITY 12
+#define LINUX_SO_LINGER 13
+
+#define LINUX_IP_TOS 1
+#define LINUX_IP_TTL 2
+#define LINUX_IP_HDRINCL 3
+#define LINUX_IP_OPTIONS 4
+
+#define LINUX_IP_MULTICAST_IF 32
+#define LINUX_IP_MULTICAST_TTL 33
+#define LINUX_IP_MULTICAST_LOOP 34
+#define LINUX_IP_ADD_MEMBERSHIP 35
+#define LINUX_IP_DROP_MEMBERSHIP 36
+
+struct l_sockaddr {
+ l_ushort sa_family;
+ char sa_data[14];
+} __packed;
+
+struct l_ifmap {
+ l_ulong mem_start;
+ l_ulong mem_end;
+ l_ushort base_addr;
+ u_char irq;
+ u_char dma;
+ u_char port;
+} __packed;
+
+#define LINUX_IFHWADDRLEN 6
+#define LINUX_IFNAMSIZ 16
+
+struct l_ifreq {
+ union {
+ char ifrn_name[LINUX_IFNAMSIZ];
+ } ifr_ifrn;
+
+ union {
+ struct l_sockaddr ifru_addr;
+ struct l_sockaddr ifru_dstaddr;
+ struct l_sockaddr ifru_broadaddr;
+ struct l_sockaddr ifru_netmask;
+ struct l_sockaddr ifru_hwaddr;
+ l_short ifru_flags[1];
+ l_int ifru_metric;
+ l_int ifru_mtu;
+ struct l_ifmap ifru_map;
+ char ifru_slave[LINUX_IFNAMSIZ];
+ l_uintptr_t ifru_data;
+ } ifr_ifru;
+} __packed;
+
+#define ifr_name ifr_ifrn.ifrn_name /* interface name */
+#define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */
+
+struct l_ifconf {
+ int ifc_len;
+ union {
+ l_uintptr_t ifcu_buf;
+ l_uintptr_t ifcu_req;
+ } ifc_ifcu;
+} __packed;
+
+#define ifc_buf ifc_ifcu.ifcu_buf
+#define ifc_req ifc_ifcu.ifcu_req
+
+/*
+ * poll()
+ */
+#define LINUX_POLLIN 0x0001
+#define LINUX_POLLPRI 0x0002
+#define LINUX_POLLOUT 0x0004
+#define LINUX_POLLERR 0x0008
+#define LINUX_POLLHUP 0x0010
+#define LINUX_POLLNVAL 0x0020
+#define LINUX_POLLRDNORM 0x0040
+#define LINUX_POLLRDBAND 0x0080
+#define LINUX_POLLWRNORM 0x0100
+#define LINUX_POLLWRBAND 0x0200
+#define LINUX_POLLMSG 0x0400
+
+struct l_pollfd {
+ l_int fd;
+ l_short events;
+ l_short revents;
+} __packed;
+
+#endif /* !_AMD64_LINUX_LINUX_H_ */