blob: 59dfa8f84cbea1f971be9ee453a3b3536a27c402 [file] [log] [blame]
/* wlan_compat.h
*
* Types and macros to aid in portability
*
* Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved.
* --------------------------------------------------------------------
*
* linux-wlan
*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU Public License version 2 (the "GPL"), in which
* case the provisions of the GPL are applicable instead of the
* above. If you wish to allow the use of your version of this file
* only under the terms of the GPL and not to allow others to use
* your version of this file under the MPL, indicate your decision
* by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL. If you do not delete
* the provisions above, a recipient may use your version of this
* file under either the MPL or the GPL.
*
* --------------------------------------------------------------------
*
* Inquiries regarding the linux-wlan Open Source project can be
* made directly to:
*
* AbsoluteValue Systems Inc.
* info@linux-wlan.com
* http://www.linux-wlan.com
*
* --------------------------------------------------------------------
*
* Portions of the development of this software were funded by
* Intersil Corporation as part of PRISM(R) chipset product development.
*
* --------------------------------------------------------------------
*/
#ifndef _WLAN_COMPAT_H
#define _WLAN_COMPAT_H
/*=============================================================*/
/*------ Establish Platform Identity --------------------------*/
/*=============================================================*/
/* Key macros: */
/* WLAN_CPU_FAMILY */
#define WLAN_Ix86 1
#define WLAN_PPC 2
#define WLAN_Ix96 3
#define WLAN_ARM 4
#define WLAN_ALPHA 5
#define WLAN_MIPS 6
#define WLAN_HPPA 7
#define WLAN_SPARC 8
#define WLAN_SH 9
#define WLAN_x86_64 10
/* WLAN_SYSARCH */
#define WLAN_PCAT 1
#define WLAN_MBX 2
#define WLAN_RPX 3
#define WLAN_LWARCH 4
#define WLAN_PMAC 5
#define WLAN_SKIFF 6
#define WLAN_BITSY 7
#define WLAN_ALPHAARCH 7
#define WLAN_MIPSARCH 9
#define WLAN_HPPAARCH 10
#define WLAN_SPARCARCH 11
#define WLAN_SHARCH 12
/* Note: the PLX HOSTIF above refers to some vendors implementations for */
/* PCI. It's a PLX chip that is a PCI to PCMCIA adapter, but it */
/* isn't a real PCMCIA host interface adapter providing all the */
/* card&socket services. */
#if (defined(CONFIG_PPC) || defined(CONFIG_8xx) || defined(__powerpc__))
#ifndef __ppc__
#define __ppc__
#endif
#endif
#if defined(__KERNEL__)
#ifndef AUTOCONF_INCLUDED
#include <linux/config.h>
#endif
#if defined(__x86_64__)
#define WLAN_CPU_FAMILY WLAN_x86_64
#define WLAN_SYSARCH WLAN_PCAT
#elif defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__)
#define WLAN_CPU_FAMILY WLAN_Ix86
#define WLAN_SYSARCH WLAN_PCAT
#elif defined(__ppc__)
#define WLAN_CPU_FAMILY WLAN_PPC
#if defined(CONFIG_MBX)
#define WLAN_SYSARCH WLAN_MBX
#elif defined(CONFIG_RPXLITE)
#define WLAN_SYSARCH WLAN_RPX
#elif defined(CONFIG_RPXCLASSIC)
#define WLAN_SYSARCH WLAN_RPX
#else
#define WLAN_SYSARCH WLAN_PMAC
#endif
#elif defined(__arm__)
#define WLAN_CPU_FAMILY WLAN_ARM
#define WLAN_SYSARCH WLAN_SKIFF
#elif defined(__alpha__)
#define WLAN_CPU_FAMILY WLAN_ALPHA
#define WLAN_SYSARCH WLAN_ALPHAARCH
#elif defined(__mips__)
#define WLAN_CPU_FAMILY WLAN_MIPS
#define WLAN_SYSARCH WLAN_MIPSARCH
#elif defined(__hppa__)
#define WLAN_CPU_FAMILY WLAN_HPPA
#define WLAN_SYSARCH WLAN_HPPAARCH
#elif defined(__sparc__)
#define WLAN_CPU_FAMILY WLAN_SPARC
#define WLAN_SYSARCH WLAN_SPARC
#elif defined(__sh__)
#define WLAN_CPU_FAMILY WLAN_SH
#define WLAN_SYSARCH WLAN_SHARCH
#ifndef __LITTLE_ENDIAN__
#define __LITTLE_ENDIAN__
#endif
#else
#error "No CPU identified!"
#endif
#endif /* __KERNEL__ */
/*
Some big endian machines implicitly do all I/O in little endian mode.
In particular:
Linux/PPC on PowerMacs (PCI)
Arm/Intel Xscale (PCI)
This may also affect PLX boards and other BE &| PPC platforms;
as new ones are discovered, add them below.
*/
#if defined(WLAN_HOSTIF)
#if ((WLAN_HOSTIF == WLAN_PCI) || (WLAN_HOSTIF == WLAN_PLX))
#if ((WLAN_SYSARCH == WLAN_SKIFF) || (WLAN_SYSARCH == WLAN_PMAC) || (WLAN_SYSARCH == WLAN_SPARC))
#define REVERSE_ENDIAN
#endif
#endif
#endif
/*=============================================================*/
/*------ Bit settings -----------------------------------------*/
/*=============================================================*/
#define BIT0 0x00000001
#define BIT1 0x00000002
#define BIT2 0x00000004
#define BIT3 0x00000008
#define BIT4 0x00000010
#define BIT5 0x00000020
#define BIT6 0x00000040
#define BIT7 0x00000080
#define BIT8 0x00000100
#define BIT9 0x00000200
#define BIT10 0x00000400
#define BIT11 0x00000800
#define BIT12 0x00001000
#define BIT13 0x00002000
#define BIT14 0x00004000
#define BIT15 0x00008000
#define BIT16 0x00010000
#define BIT17 0x00020000
#define BIT18 0x00040000
#define BIT19 0x00080000
#define BIT20 0x00100000
#define BIT21 0x00200000
#define BIT22 0x00400000
#define BIT23 0x00800000
#define BIT24 0x01000000
#define BIT25 0x02000000
#define BIT26 0x04000000
#define BIT27 0x08000000
#define BIT28 0x10000000
#define BIT29 0x20000000
#define BIT30 0x40000000
#define BIT31 0x80000000
#include <linux/types.h>
typedef u_int8_t UINT8;
typedef u_int16_t UINT16;
typedef u_int32_t UINT32;
typedef int8_t INT8;
typedef int16_t INT16;
typedef int32_t INT32;
typedef unsigned int UINT;
typedef signed int INT;
typedef u_int64_t UINT64;
typedef int64_t INT64;
#define UINT8_MAX (0xffUL)
#define UINT16_MAX (0xffffUL)
#define UINT32_MAX (0xffffffffUL)
#define INT8_MAX (0x7fL)
#define INT16_MAX (0x7fffL)
#define INT32_MAX (0x7fffffffL)
/*=============================================================*/
/*------ Compiler Portability Macros --------------------------*/
/*=============================================================*/
#define __WLAN_ATTRIB_PACK__ __attribute__ ((packed))
/*=============================================================*/
/*------ OS Portability Macros --------------------------------*/
/*=============================================================*/
#ifndef WLAN_DBVAR
#define WLAN_DBVAR wlan_debug
#endif
#ifndef KERNEL_VERSION
#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0))
# if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,8))
# include <linux/hardirq.h>
# else
# include <asm/hardirq.h>
# endif
#elif defined(__KERNEL__)
# define PREEMPT_MASK (0x000000FFUL)
# define preempt_count() (0UL)
#endif
#define WLAN_LOG_ERROR(x,args...) printk(KERN_ERR "%s: " x , __func__ , ##args);
#define WLAN_LOG_WARNING(x,args...) printk(KERN_WARNING "%s: " x , __func__ , ##args);
#define WLAN_LOG_NOTICE(x,args...) printk(KERN_NOTICE "%s: " x , __func__ , ##args);
#define WLAN_LOG_INFO(args... ) printk(KERN_INFO args)
#if defined(WLAN_INCLUDE_DEBUG)
#define WLAN_ASSERT(c) if ((!(c)) && WLAN_DBVAR >= 1) { \
WLAN_LOG_DEBUG(1, "Assertion failure!\n"); }
#define WLAN_HEX_DUMP( l, x, p, n) if( WLAN_DBVAR >= (l) ){ \
int __i__; \
printk(KERN_DEBUG x ":"); \
for( __i__=0; __i__ < (n); __i__++) \
printk( " %02x", ((UINT8*)(p))[__i__]); \
printk("\n"); }
#define DBFENTER { if ( WLAN_DBVAR >= 5 ){ WLAN_LOG_DEBUG(3,"---->\n"); } }
#define DBFEXIT { if ( WLAN_DBVAR >= 5 ){ WLAN_LOG_DEBUG(3,"<----\n"); } }
#define WLAN_LOG_DEBUG(l,x,args...) if ( WLAN_DBVAR >= (l)) printk(KERN_DEBUG "%s(%lu): " x , __func__, (preempt_count() & PREEMPT_MASK), ##args );
#else
#define WLAN_ASSERT(c)
#define WLAN_HEX_DUMP( l, s, p, n)
#define DBFENTER
#define DBFEXIT
#define WLAN_LOG_DEBUG(l, s, args...)
#endif
#ifdef CONFIG_SMP
#define __SMP__ 1
#endif
#if defined(__KERNEL__)
#if ((LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)) || (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19)))
#define URB_ONLY_CALLBACK
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
#define PT_REGS , struct pt_regs *regs
#else
#define PT_REGS
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,7))
# define del_singleshot_timer_sync(a) del_timer_sync(a)
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,17))
#define CONFIG_NETLINK 1
#endif
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0))
#define kfree_s(a, b) kfree((a))
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,2,18))
#ifndef init_waitqueue_head
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,0,16))
#define init_waitqueue_head(p) (*(p) = NULL)
#else
#define init_waitqueue_head(p) init_waitqueue(p)
#endif
typedef struct wait_queue *wait_queue_head_t;
typedef struct wait_queue wait_queue_t;
#define set_current_state(b) { current->state = (b); mb(); }
#define init_waitqueue_entry(a, b) { (a)->task = current; }
#endif
#endif
#ifndef wait_event_interruptible_timeout
// retval == 0; signal met; we're good.
// retval < 0; interrupted by signal.
// retval > 0; timed out.
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)) // fixme?
#define __wait_event_interruptible_timeout(wq, condition, ret) \
do { \
wait_queue_t __wait; \
init_waitqueue_entry(&__wait, current); \
\
add_wait_queue(&wq, &__wait); \
for (;;) { \
set_current_state(TASK_INTERRUPTIBLE); \
if (condition) \
break; \
if (!signal_pending(current)) { \
ret = schedule_timeout(ret) ; \
if (!ret) \
break; \
continue; \
} \
ret = -ERESTARTSYS; \
break; \
} \
set_current_state(TASK_RUNNING); \
remove_wait_queue(&wq, &__wait); \
} while (0)
#else // 2.2
#define __wait_event_interruptible_timeout(wq, condition, ret) \
do { \
struct wait_queue __wait; \
\
__wait.task = current; \
add_wait_queue(&wq, &__wait); \
for (;;) { \
current->state = TASK_INTERRUPTIBLE; \
if (condition) \
break; \
if (!signal_pending(current)) { \
ret = schedule_timeout(ret); \
if (!ret) \
break; \
continue; \
} \
ret = -ERESTARTSYS; \
break; \
} \
current->state = TASK_RUNNING; \
remove_wait_queue(&wq, &__wait); \
} while (0)
#endif // version >= 2.4
#define wait_event_interruptible_timeout(wq, condition, timeout) \
({ \
long __ret = timeout; \
if (!(condition)) \
__wait_event_interruptible_timeout(wq, condition, __ret); \
__ret; \
})
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,20))
#ifdef _LINUX_LIST_H
static inline void list_move_tail(struct list_head *list,
struct list_head *head)
{
__list_del(list->prev, list->next);
list_add_tail(list, head);
}
static inline void __list_splice(struct list_head *list,
struct list_head *head)
{
struct list_head *first = list->next;
struct list_head *last = list->prev;
struct list_head *at = head->next;
first->prev = head;
head->next = first;
last->next = at;
at->prev = last;
}
static inline void list_move(struct list_head *list, struct list_head *head)
{
__list_del(list->prev, list->next);
list_add(list, head);
}
static inline void list_splice_init(struct list_head *list,
struct list_head *head)
{
if (!list_empty(list)) {
__list_splice(list, head);
INIT_LIST_HEAD(list);
}
}
#endif // LIST_H
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,1,90))
#define spin_lock(l) do { } while (0)
#define spin_unlock(l) do { } while (0)
#define spin_lock_irqsave(l,f) do { save_flags(f); cli(); } while (0)
#define spin_unlock_irqrestore(l,f) do { restore_flags(f); } while (0)
#define spin_lock_init(s) do { } while (0)
#define spin_trylock(l) (1)
typedef int spinlock_t;
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)) // XXX ???
#define spin_lock_bh spin_lock
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0))
#ifdef CONFIG_SMP
#define spin_is_locked(x) (*(volatile char *)(&(x)->lock) <= 0)
#else
#define spin_is_locked(l) (0)
#endif
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,28))
#define __user
#define __iomem
#endif
#ifdef _LINUX_PROC_FS_H
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,3,25))
extern inline struct proc_dir_entry *
create_proc_read_entry(const char *name, mode_t mode,
struct proc_dir_entry *base,
read_proc_t *read_proc, void *data)
{
struct proc_dir_entry *res = create_proc_entry(name, mode, base);
if (res) {
res->read_proc = read_proc;
res->data = data;
}
return res;
}
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,3,29))
#ifndef proc_mkdir
#define proc_mkdir(name, root) create_proc_entry(name, S_IFDIR, root)
#endif
#endif
#endif /* _LINUX_PROC_FS_H */
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
#ifndef INIT_TQUEUE
#define PREPARE_TQUEUE(_tq, _routine, _data) \
do { \
(_tq)->routine = _routine; \
(_tq)->data = _data; \
} while (0)
#define INIT_TQUEUE(_tq, _routine, _data) \
do { \
INIT_LIST_HEAD(&(_tq)->list); \
(_tq)->sync = 0; \
PREPARE_TQUEUE((_tq), (_routine), (_data)); \
} while (0)
#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 INIT_WORK
#define work_struct tq_struct
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0))
#define schedule_work(a) queue_task(a, &tq_scheduler)
#else
#define schedule_work(a) schedule_task(a)
#endif
#define flush_scheduled_work flush_scheduled_tasks
#define INIT_WORK2(_wq, _routine) INIT_TQUEUE(_wq, (void (*)(void *))_routine, _wq)
#endif
#else // >= 2.5 kernel
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
#define INIT_WORK2(_wq, _routine) INIT_WORK(_wq, (void (*)(void *))_routine, _wq)
#else
#define INIT_WORK2(_wq, _routine) INIT_WORK(_wq, _routine)
#endif
#endif // >= 2.5 kernel
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,3,38))
typedef struct device netdevice_t;
#elif (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,4))
typedef struct net_device netdevice_t;
#else
#undef netdevice_t
typedef struct net_device netdevice_t;
#endif
#ifdef WIRELESS_EXT
#if (WIRELESS_EXT < 13)
struct iw_request_info
{
__u16 cmd; /* Wireless Extension command */
__u16 flags; /* More to come ;-) */
};
#endif
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,1,18))
#define MODULE_PARM(a,b) extern int __bogus_decl
#define MODULE_AUTHOR(a) extern int __bogus_decl
#define MODULE_DESCRIPTION(a) extern int __bogus_decl
#define MODULE_SUPPORTED_DEVICE(a) extern int __bogus_decl
#undef GET_USE_COUNT
#define GET_USE_COUNT(m) mod_use_count_
#endif
#ifndef MODULE_OWNER
#define MODULE_OWNER(a) extern int __bogus_decl
#define ANCIENT_MODULE_CODE
#endif
#ifndef MODULE_LICENSE
#define MODULE_LICENSE(m) extern int __bogus_decl
#endif
/* TODO: Do we care about this? */
#ifndef MODULE_DEVICE_TABLE
#define MODULE_DEVICE_TABLE(foo,bar)
#endif
#define wlan_minutes2ticks(a) ((a)*(wlan_ticks_per_sec * 60))
#define wlan_seconds2ticks(a) ((a)*(wlan_ticks_per_sec))
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,47))
#define NEW_MODULE_CODE
#ifdef ANCIENT_MODULE_CODE
#undef ANCIENT_MODULE_CODE
#endif
#elif (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,25))
#define module_param(name, type, perm) \
static inline void *__check_existence_##name(void) { return &name; } \
MODULE_PARM(name, _MODULE_PARM_STRING_ ## type)
#define _MODULE_PARM_STRING_byte "b"
#define _MODULE_PARM_STRING_short "h"
#define _MODULE_PARM_STRING_ushort "h"
#define _MODULE_PARM_STRING_int "i"
#define _MODULE_PARM_STRING_uint "i"
#define _MODULE_PARM_STRING_long "l"
#define _MODULE_PARM_STRING_ulong "l"
#define _MODULE_PARM_STRING_bool "i"
#endif
/* linux < 2.5.69 */
#ifndef IRQ_NONE
typedef void irqreturn_t;
#define IRQ_NONE
#define IRQ_HANDLED
#define IRQ_RETVAL(x)
#endif
#ifndef in_atomic
#define in_atomic() 0
#endif
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,13))
#define URB_ASYNC_UNLINK 0
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,7))
#define URB_ASYNC_UNLINK USB_ASYNC_UNLINK
#define usb_fill_bulk_urb FILL_BULK_URB
#define usb_kill_urb usb_unlink_urb
#else
#define USB_QUEUE_BULK 0
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,11))
typedef u32 pm_message_t;
#endif
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,9))
#define hotplug_path "/etc/hotplug/wlan.agent"
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0))
#define free_netdev(x) kfree(x)
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9))
#define eth_hdr(x) (x)->mac.ethernet
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0))
#define del_timer_sync(a) del_timer(a)
#endif
#ifndef might_sleep
#define might_sleep(a) do { } while (0)
#endif
/* Apparently 2.4.2 ethtool is quite different, maybe newer too? */
#if (defined(SIOETHTOOL) && !defined(ETHTOOL_GDRVINFO))
#undef SIOETHTOOL
#endif
// pcmcia-cs stuff
#if ((LINUX_VERSION_CODE < KERNEL_VERSION(2,5,68)) && \
!defined(pcmcia_access_configuration_register))
#define pcmcia_access_configuration_register(handle, reg) \
CardServices(AccessConfigurationRegister, handle, reg)
#define pcmcia_register_client(handle, reg) \
CardServices(RegisterClient, handle, reg)
#define pcmcia_deregister_client(handle) \
CardServices(DeregisterClient, handle)
#define pcmcia_get_first_tuple(handle, tuple) \
CardServices(GetFirstTuple, handle, tuple)
#define pcmcia_get_next_tuple(handle, tuple) \
CardServices(GetNextTuple, handle, tuple)
#define pcmcia_get_tuple_data(handle, tuple) \
CardServices(GetTupleData, handle, tuple)
#define pcmcia_parse_tuple(handle, tuple, parse) \
CardServices(ParseTuple, handle, tuple, parse)
#define pcmcia_get_configuration_info(handle, config) \
CardServices(GetConfigurationInfo, handle, config)
#define pcmcia_request_io(handle, req) \
CardServices(RequestIO, handle, req)
#define pcmcia_request_irq(handle, req) \
CardServices(RequestIRQ, handle, req)
#define pcmcia_request_configuration(handle, req) \
CardServices(RequestConfiguration, handle, req)
#define pcmcia_release_configuration(handle) \
CardServices(ReleaseConfiguration, handle)
#define pcmcia_release_io(handle, req) \
CardServices(ReleaseIO, handle, req)
#define pcmcia_release_irq(handle, req) \
CardServices(ReleaseIRQ, handle, req)
#define pcmcia_release_window(win) \
CardServices(ReleaseWindow, win)
#define pcmcia_get_card_services_info(info) \
CardServices(GetCardServicesInfo, info)
#define pcmcia_report_error(handle, err) \
CardServices(ReportError, handle, err)
#endif
#endif /* __KERNEL__ */
/*=============================================================*/
/*------ Hardware Portability Macros --------------------------*/
/*=============================================================*/
#define ieee2host16(n) __le16_to_cpu(n)
#define ieee2host32(n) __le32_to_cpu(n)
#define host2ieee16(n) __cpu_to_le16(n)
#define host2ieee32(n) __cpu_to_le32(n)
#if (WLAN_CPU_FAMILY != WLAN_MIPS)
typedef UINT32 phys_t;
#endif
#if (WLAN_CPU_FAMILY == WLAN_PPC)
#define wlan_inw(a) in_be16((unsigned short *)((a)+_IO_BASE))
#define wlan_inw_le16_to_cpu(a) inw((a))
#define wlan_outw(v,a) out_be16((unsigned short *)((a)+_IO_BASE), (v))
#define wlan_outw_cpu_to_le16(v,a) outw((v),(a))
#else
#define wlan_inw(a) inw((a))
#define wlan_inw_le16_to_cpu(a) __cpu_to_le16(inw((a)))
#define wlan_outw(v,a) outw((v),(a))
#define wlan_outw_cpu_to_le16(v,a) outw(__cpu_to_le16((v)),(a))
#endif
/*=============================================================*/
/*--- General Macros ------------------------------------------*/
/*=============================================================*/
#define wlan_max(a, b) (((a) > (b)) ? (a) : (b))
#define wlan_min(a, b) (((a) < (b)) ? (a) : (b))
#define wlan_isprint(c) (((c) > (0x19)) && ((c) < (0x7f)))
#define wlan_hexchar(x) (((x) < 0x0a) ? ('0' + (x)) : ('a' + ((x) - 0x0a)))
/* Create a string of printable chars from something that might not be */
/* It's recommended that the str be 4*len + 1 bytes long */
#define wlan_mkprintstr(buf, buflen, str, strlen) \
{ \
int i = 0; \
int j = 0; \
memset(str, 0, (strlen)); \
for (i = 0; i < (buflen); i++) { \
if ( wlan_isprint((buf)[i]) ) { \
(str)[j] = (buf)[i]; \
j++; \
} else { \
(str)[j] = '\\'; \
(str)[j+1] = 'x'; \
(str)[j+2] = wlan_hexchar(((buf)[i] & 0xf0) >> 4); \
(str)[j+3] = wlan_hexchar(((buf)[i] & 0x0f)); \
j += 4; \
} \
} \
}
/*=============================================================*/
/*--- Variables -----------------------------------------------*/
/*=============================================================*/
#ifdef WLAN_INCLUDE_DEBUG
extern int wlan_debug;
#endif
extern int wlan_ethconv; /* What's the default ethconv? */
/*=============================================================*/
/*--- Functions -----------------------------------------------*/
/*=============================================================*/
#endif /* _WLAN_COMPAT_H */