fc1824fd3c
This patch removes support for kernel versions < 2.6.18, as those are not actively supported in any major Linux distribution (except RHEL4, which is in the "extended" support level of the product life cycle). This removes much of the more #ifdef-rich parts of the code. Signed-off-by: Oron Peled <oron.peled@xorcom.com> Acked-by: Acked-by: Shaun Ruffell <sruffell@digium.com> Acked-by: Tzafrir Cohen <tzafrir.cohen@xorcom.com> git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@10472 a0bf4364-ded3-4de4-8d8a-66a801d63aff
169 lines
4.6 KiB
C
169 lines
4.6 KiB
C
#ifndef XDEFS_H
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#define XDEFS_H
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/*
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* Written by Oron Peled <oron@actcom.co.il>
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* Copyright (C) 2004-2006, Xorcom
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*
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#include "xpp_version.h"
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#ifdef __KERNEL__
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#include <linux/kernel.h>
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#include <linux/version.h>
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#else
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/* This is to enable user-space programs to include this. */
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#include <stdint.h>
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typedef uint8_t __u8;
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typedef uint32_t __u32;
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#include <stdio.h>
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#define DBG(fmt, ...) printf("DBG: %s: " fmt, __func__, ## __VA_ARGS__)
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#define INFO(fmt, ...) printf("INFO: " fmt, ## __VA_ARGS__)
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#define NOTICE(fmt, ...) printf("NOTICE: " fmt, ## __VA_ARGS__)
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#define ERR(fmt, ...) printf("ERR: " fmt, ## __VA_ARGS__)
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#define __user
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struct list_head {
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struct list_head *next;
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struct list_head *prev;
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};
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#endif
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#define PACKED __attribute__((packed))
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#define ALL_LINES ((lineno_t)-1)
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#ifndef BIT /* added in 2.6.24 */
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#define BIT(i) (1UL << (i))
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#endif
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#define BIT_SET(x, i) ((x) |= BIT(i))
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#define BIT_CLR(x, i) ((x) &= ~BIT(i))
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#define IS_SET(x, i) (((x) & BIT(i)) != 0)
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#define BITMASK(i) (((u64)1 << (i)) - 1)
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#define MAX_PROC_WRITE 100 /* Longest write allowed to our /proc files */
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#define CHANNELS_PERXPD 32 /* Depends on xpp_line_t and protocol fields */
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#define MAX_SPANNAME 20 /* From dahdi/kernel.h */
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#define MAX_SPANDESC 40 /* From dahdi/kernel.h */
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#define MAX_CHANNAME 40 /* From dahdi/kernel.h */
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#define XPD_NAMELEN 10 /* must be <= from maximal workqueue name */
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#define XPD_DESCLEN 20
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#define XBUS_NAMELEN 20 /* must be <= from maximal workqueue name */
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#define XBUS_DESCLEN 40
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#define LABEL_SIZE 20
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#define UNIT_BITS 3 /* Bit for Astribank unit number */
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#define SUBUNIT_BITS 3 /* Bit for Astribank subunit number */
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/* 1 FXS + 3 FXS/FXO | 1 BRI + 3 FXS/FXO */
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#define MAX_UNIT (1 << UNIT_BITS)
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#define MAX_SUBUNIT (1 << SUBUNIT_BITS) /* 8 port BRI */
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/*
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* Compile time sanity checks
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*/
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#if MAX_UNIT > BIT(UNIT_BITS)
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#error "MAX_UNIT too large"
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#endif
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#if MAX_SUBUNIT > BIT(SUBUNIT_BITS)
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#error "MAX_SUBUNIT too large"
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#endif
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#define MAX_XPDS (MAX_UNIT*MAX_SUBUNIT)
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#define VALID_XPD_NUM(x) ((x) < MAX_XPDS && (x) >= 0)
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#define CHAN_BITS 5 /* 0-31 for E1 */
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typedef char *charp;
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#ifdef __KERNEL__
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/* Kernel versions... */
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 20)
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#define KMEM_CACHE_T kmem_cache_t
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#else
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#define KMEM_CACHE_T struct kmem_cache
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#endif
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#define KZALLOC(size, gfp) my_kzalloc(size, gfp)
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#define KZFREE(p) \
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do { \
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memset((p), 0, sizeof(*(p))); \
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kfree(p); \
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} while (0);
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 14)
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#define DEVICE_ATTR_READER(name, dev, buf) \
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ssize_t name(struct device *dev, \
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struct device_attribute *attr, char *buf)
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#define DEVICE_ATTR_WRITER(name, dev, buf, count) \
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ssize_t name(struct device *dev, \
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struct device_attribute *attr, \
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const char *buf, size_t count)
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#else
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#define DEVICE_ATTR_READER(name, dev, buf) \
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ssize_t name(struct device *dev, char *buf)
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#define DEVICE_ATTR_WRITER(name, dev, buf, count) \
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ssize_t name(struct device *dev, const char *buf, size_t count)
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#endif
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#define DRIVER_ATTR_READER(name, drv, buf) \
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ssize_t name(struct device_driver *drv, char * buf)
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 30)
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#define SET_PROC_DIRENTRY_OWNER(p) \
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do { \
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(p)->owner = THIS_MODULE; \
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} while (0);
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#else
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#define SET_PROC_DIRENTRY_OWNER(p) do { } while (0);
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)
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/* Also don't define this for later RHEL >= 5.2 . hex_asc is from the
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* same linux-2.6-net-infrastructure-updates-to-mac80211-iwl4965.patch
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* as is the bool typedef. */
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#if LINUX_VERSION_CODE != KERNEL_VERSION(2, 6, 18) || !defined(hex_asc)
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typedef int bool;
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#endif
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#endif
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#else
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typedef int bool;
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#endif
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typedef struct xbus xbus_t;
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typedef struct xpd xpd_t;
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typedef struct xframe xframe_t;
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typedef struct xpacket xpacket_t;
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typedef __u32 xpp_line_t; /* at most 31 lines for E1 */
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typedef __u8 lineno_t;
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typedef __u8 xportno_t;
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#define PORT_BROADCAST 255
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#endif /* XDEFS_H */
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