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Diffstat (limited to 'package/network/services/hostapd/madwifi/include/compat.h')
| -rw-r--r-- | package/network/services/hostapd/madwifi/include/compat.h | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/package/network/services/hostapd/madwifi/include/compat.h b/package/network/services/hostapd/madwifi/include/compat.h new file mode 100644 index 0000000000..09e63974fa --- /dev/null +++ b/package/network/services/hostapd/madwifi/include/compat.h @@ -0,0 +1,209 @@ +/*- + * Copyright (c) 2002-2005 Sam Leffler, Errno Consulting + * 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, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any + * redistribution must be conditioned upon including a substantially + * similar Disclaimer requirement for further binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY + * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL + * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES. + * + * $Id: compat.h 3310 2008-01-30 20:23:49Z mentor $ + */ +#ifndef _ATH_COMPAT_H_ +#define _ATH_COMPAT_H_ + +/* Compatibility with older Linux kernels */ +#ifdef __KERNEL__ +#include <linux/types.h> +#include <linux/time.h> +#include <linux/netdevice.h> +#endif + +#if !defined(__KERNEL__) || !defined (__bitwise) +#define __le16 u_int16_t +#define __le32 u_int32_t +#define __le64 u_int64_t +#define __be16 u_int16_t +#define __be32 u_int32_t +#define __be64 u_int64_t +#define __force +#endif + +#ifndef container_of +#define container_of(ptr, type, member) ({ \ + const typeof( ((type *)0)->member ) *__mptr = (ptr); \ + (type *)( (char *)__mptr - offsetof(type,member) );}) +#endif + +#ifndef list_for_each_entry_reverse +#define list_for_each_entry_reverse(pos, head, member) \ + for (pos = list_entry((head)->prev, typeof(*pos), member); \ + prefetch(pos->member.prev), &pos->member != (head); \ + pos = list_entry(pos->member.prev, typeof(*pos), member)) +#endif + +#ifndef NETDEV_TX_OK +#define NETDEV_TX_OK 0 +#define NETDEV_TX_BUSY 1 +#endif + +/* + * BSD/Linux compatibility shims. These are used mainly to + * minimize differences when importing necesary BSD code. + */ +#define NBBY 8 /* number of bits/byte */ + +/* roundup() appears in Linux 2.6.18 */ +#include <linux/kernel.h> +#ifndef roundup +#define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* to any y */ +#endif + +#define howmany(x, y) (((x)+((y)-1))/(y)) + +/* Bit map related macros. */ +#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY)) +#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY))) +#define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY))) +#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0) + +#ifndef __packed +#define __packed __attribute__((__packed__)) +#endif + +#define __offsetof(t,m) offsetof(t,m) + +#ifndef ALIGNED_POINTER +/* + * ALIGNED_POINTER is a boolean macro that checks whether an address + * is valid to fetch data elements of type t from on this architecture. + * This does not reflect the optimal alignment, just the possibility + * (within reasonable limits). + * + */ +#define ALIGNED_POINTER(p,t) 1 +#endif + +#ifdef __KERNEL__ +#define KASSERT(exp, msg) do { \ + if (unlikely(!(exp))) { \ + printk msg; \ + BUG(); \ + } \ +} while (0) +#endif /* __KERNEL__ */ + +/* + * NetBSD/FreeBSD defines for file version. + */ +#define __FBSDID(_s) +#define __KERNEL_RCSID(_n,_s) + +/* + * Fixes for Linux API changes + */ +#ifdef __KERNEL__ + +#include <linux/version.h> + +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38) +#define AUTOCONF_INCLUDED 1 +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,21) +#define ATH_REGISTER_SYSCTL_TABLE(t) register_sysctl_table(t, 1) +#else +#define ATH_REGISTER_SYSCTL_TABLE(t) register_sysctl_table(t) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9) +#define __user +#define __kernel +#define __iomem +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14) +typedef int gfp_t; +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16) +static inline int timeval_compare(struct timeval *lhs, struct timeval *rhs) +{ + if (lhs->tv_sec < rhs->tv_sec) + return -1; + if (lhs->tv_sec > rhs->tv_sec) + return 1; + return lhs->tv_usec - rhs->tv_usec; +} +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) +#define IRQF_SHARED SA_SHIRQ +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,27) +#define netdev_priv(_netdev) ((_netdev)->priv) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22) +#define skb_end_pointer(_skb) ((_skb)->end) +#define skb_tail_pointer(_skb) ((_skb)->tail) +#define skb_set_network_header(_skb, _offset) \ + do { (_skb)->nh.raw = (_skb)->data + (_offset); } while(0) +#define skb_reset_network_header(_skb) \ + do { (_skb)->nh.raw = (_skb)->data; } while(0) +#define skb_mac_header(_skb) ((_skb)->mac.raw) +#define skb_reset_mac_header(_skb) \ + do { (_skb)->mac.raw = (_skb)->data; } while(0) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24) +#define CTL_AUTO -2 +#define DEV_ATH 9 +#else +#define CTL_AUTO CTL_UNNUMBERED +#define DEV_ATH CTL_UNNUMBERED +#endif + +/* __skb_append got a third parameter in 2.6.14 */ +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14) +#define __skb_queue_after(_list, _old, _new) __skb_append(_old, _new) +#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25) +#define __skb_queue_after(_list, _old, _new) __skb_append(_old, _new, _list) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33) +#define CTLNAME(x) .ctl_name = x, +#else +#define CTLNAME(x) +#endif + +#endif /* __KERNEL__ */ + +#endif /* _ATH_COMPAT_H_ */ |