97ce5033a8
rpokala notes that splitting the definitions like this is kind of silly, since the comment applies to both. Move the comment up (or the definition down, depending on your perspective on life) accordingly. Reported by: rpokala
196 lines
6.0 KiB
C
196 lines
6.0 KiB
C
/*-
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* Copyright (c) 2015 Dmitry Chagin
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _LINUX_MI_H_
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#define _LINUX_MI_H_
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#include <sys/queue.h>
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#define LINUX_IFHWADDRLEN 6
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#define LINUX_IFNAMSIZ 16
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/*
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* Criteria for interface name translation
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*/
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#define IFP_IS_ETH(ifp) (ifp->if_type == IFT_ETHER)
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#define IFP_IS_LOOP(ifp) (ifp->if_type == IFT_LOOP)
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struct l_sockaddr {
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unsigned short sa_family;
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char sa_data[14];
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};
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#define LINUX_ARPHRD_ETHER 1
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#define LINUX_ARPHRD_LOOPBACK 772
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/*
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* Supported address families
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*/
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#define LINUX_AF_UNSPEC 0
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#define LINUX_AF_UNIX 1
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#define LINUX_AF_INET 2
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#define LINUX_AF_AX25 3
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#define LINUX_AF_IPX 4
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#define LINUX_AF_APPLETALK 5
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#define LINUX_AF_INET6 10
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/*
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* net device flags
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*/
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#define LINUX_IFF_UP 0x0001
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#define LINUX_IFF_BROADCAST 0x0002
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#define LINUX_IFF_DEBUG 0x0004
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#define LINUX_IFF_LOOPBACK 0x0008
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#define LINUX_IFF_POINTOPOINT 0x0010
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#define LINUX_IFF_NOTRAILERS 0x0020
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#define LINUX_IFF_RUNNING 0x0040
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#define LINUX_IFF_NOARP 0x0080
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#define LINUX_IFF_PROMISC 0x0100
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#define LINUX_IFF_ALLMULTI 0x0200
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#define LINUX_IFF_MASTER 0x0400
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#define LINUX_IFF_SLAVE 0x0800
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#define LINUX_IFF_MULTICAST 0x1000
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#define LINUX_IFF_PORTSEL 0x2000
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#define LINUX_IFF_AUTOMEDIA 0x4000
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#define LINUX_IFF_DYNAMIC 0x8000
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/* sigaltstack */
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#define LINUX_SS_ONSTACK 1
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#define LINUX_SS_DISABLE 2
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int linux_to_bsd_sigaltstack(int lsa);
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int bsd_to_linux_sigaltstack(int bsa);
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/* sigset */
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typedef struct {
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uint64_t __mask;
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} l_sigset_t;
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/* primitives to manipulate sigset_t */
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#define LINUX_SIGEMPTYSET(set) (set).__mask = 0
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#define LINUX_SIGISMEMBER(set, sig) (1UL & ((set).__mask >> _SIG_IDX(sig)))
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#define LINUX_SIGADDSET(set, sig) (set).__mask |= 1UL << _SIG_IDX(sig)
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void linux_to_bsd_sigset(l_sigset_t *, sigset_t *);
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void bsd_to_linux_sigset(sigset_t *, l_sigset_t *);
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/* signaling */
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#define LINUX_SIGHUP 1
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#define LINUX_SIGINT 2
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#define LINUX_SIGQUIT 3
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#define LINUX_SIGILL 4
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#define LINUX_SIGTRAP 5
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#define LINUX_SIGABRT 6
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#define LINUX_SIGIOT LINUX_SIGABRT
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#define LINUX_SIGBUS 7
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#define LINUX_SIGFPE 8
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#define LINUX_SIGKILL 9
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#define LINUX_SIGUSR1 10
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#define LINUX_SIGSEGV 11
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#define LINUX_SIGUSR2 12
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#define LINUX_SIGPIPE 13
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#define LINUX_SIGALRM 14
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#define LINUX_SIGTERM 15
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#define LINUX_SIGSTKFLT 16
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#define LINUX_SIGCHLD 17
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#define LINUX_SIGCONT 18
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#define LINUX_SIGSTOP 19
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#define LINUX_SIGTSTP 20
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#define LINUX_SIGTTIN 21
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#define LINUX_SIGTTOU 22
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#define LINUX_SIGURG 23
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#define LINUX_SIGXCPU 24
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#define LINUX_SIGXFSZ 25
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#define LINUX_SIGVTALRM 26
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#define LINUX_SIGPROF 27
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#define LINUX_SIGWINCH 28
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#define LINUX_SIGIO 29
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#define LINUX_SIGPOLL LINUX_SIGIO
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#define LINUX_SIGPWR 30
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#define LINUX_SIGSYS 31
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#define LINUX_SIGTBLSZ 31
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#define LINUX_SIGRTMIN 32
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#define LINUX_SIGRTMAX 64
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#define LINUX_SIG_VALID(sig) ((sig) <= LINUX_SIGRTMAX && (sig) > 0)
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int linux_to_bsd_signal(int sig);
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int bsd_to_linux_signal(int sig);
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extern LIST_HEAD(futex_list, futex) futex_list;
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extern struct mtx futex_mtx;
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void linux_dev_shm_create(void);
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void linux_dev_shm_destroy(void);
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/*
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* mask=0 is not sensible for this application, so it will be taken to mean
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* a mask equivalent to the value. Otherwise, (word & mask) == value maps to
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* (word & ~mask) | value in a bitfield for the platform we're converting to.
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*/
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struct bsd_to_linux_bitmap {
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int bsd_mask;
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int bsd_value;
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int linux_mask;
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int linux_value;
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};
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int bsd_to_linux_bits_(int value, struct bsd_to_linux_bitmap *bitmap,
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size_t mapcnt, int no_value);
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int linux_to_bsd_bits_(int value, struct bsd_to_linux_bitmap *bitmap,
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size_t mapcnt, int no_value);
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/*
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* These functions are used for simplification of BSD <-> Linux bit conversions.
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* Given `value`, a bit field, these functions will walk the given bitmap table
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* and set the appropriate bits for the target platform. If any bits were
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* successfully converted, then the return value is the equivalent of value
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* represented with the bit values appropriate for the target platform.
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* Otherwise, the value supplied as `no_value` is returned.
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*/
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#define bsd_to_linux_bits(_val, _bmap, _noval) \
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bsd_to_linux_bits_((_val), (_bmap), nitems((_bmap)), (_noval))
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#define linux_to_bsd_bits(_val, _bmap, _noval) \
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linux_to_bsd_bits_((_val), (_bmap), nitems((_bmap)), (_noval))
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/*
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* Easy mapping helpers. BITMAP_EASY_LINUX represents a single bit to be
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* translated, and the FreeBSD and Linux values are supplied. BITMAP_1t1_LINUX
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* is the extreme version of this, where not only is it a single bit, but the
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* name of the macro used to represent the Linux version of a bit literally has
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* LINUX_ prepended to the normal name.
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*/
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#define BITMAP_EASY_LINUX(_name, _linux_name) \
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{ \
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.bsd_value = (_name), \
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.linux_value = (_linux_name), \
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}
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#define BITMAP_1t1_LINUX(_name) BITMAP_EASY_LINUX(_name, LINUX_##_name)
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#endif /* _LINUX_MI_H_ */
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