sys/arch/zaurus/stand/zbsdmod/compat_linux.h

   1 /*      $NetBSD: compat_linux.h,v 1.1.20.1 2007/10/03 19:26:22 garbled Exp $    */
   2 /*      $OpenBSD: compat_linux.h,v 1.5 2006/01/15 17:58:27 deraadt Exp $        */
   3
   4 /*
   5  * Copyright (c) 2005 Uwe Stuehler <uwe@bsdx.de>
   6  *
   7  * Permission to use, copy, modify, and distribute this software for any
   8  * purpose with or without fee is hereby granted, provided that the above
   9  * copyright notice and this permission notice appear in all copies.
  10  *
  11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  18  */
  19
  20 /*
  21  * Declare the things that we need from the Linux headers.
  22  */
  23
  24 #define IS_ERR(ptr)     ((unsigned long)(ptr) > (unsigned long)-1000L)
  25
  26 #define MKDEV(ma,mi)    ((ma)<<8 | (mi))
  27
  28 #define S_IFBLK         0060000
  29 #define S_IFCHR         0020000
  30
  31 struct file;
  32 struct inode;
  33
  34 #define ELFSIZE 32
  35 #include <sys/exec_elf.h>
  36 #include <sys/types.h>
  37 #include <sys/errno.h>
  38
  39 typedef long loff_t;
  40
  41 struct file_operations {
  42         struct module *owner;
  43         void (*llseek) (void);
  44         ssize_t (*read) (struct file *, char *, size_t, loff_t *);
  45         ssize_t (*write) (struct file *, const char *, size_t, loff_t *);
  46         void (*readdir) (void);
  47         void (*poll) (void);
  48         void (*ioctl) (void);
  49         void (*mmap) (void);
  50         int (*open) (struct inode *, struct file *);
  51         void (*flush) (void);
  52         int (*release) (struct inode *, struct file *);
  53         void (*fsync) (void);
  54         void (*fasync) (void);
  55         void (*lock) (void);
  56         void (*readv) (void);
  57         void (*writev) (void);
  58         void (*sendpage) (void);
  59         void (*get_unmapped_area)(void);
  60 #ifdef MAGIC_ROM_PTR
  61         void (*romptr) (void);
  62 #endif /* MAGIC_ROM_PTR */
  63 };
  64
  65 extern  struct file *open_exec(const char *);
  66 extern  int kernel_read(struct file *, unsigned long, char *, unsigned long);
  67 extern  int memcmp(const void *, const void *, size_t);
  68 extern  int register_chrdev(unsigned int, const char *, struct file_operations *);
  69 extern  int unregister_chrdev(unsigned int, const char *);
  70 extern  void printk(const char *, ...);
  71 extern  void *memcpy(void *, const void *, size_t);
  72
  73 /* Linux LKM support */
  74 static const char __module_kernel_version[] __attribute__((section(".modinfo"))) =
  75 "kernel_version=" UTS_RELEASE;
  76 static const char __module_using_checksums[] __attribute__((section(".modinfo"))) =
  77 "using_checksums=1";
  78
  79 /* procfs support */
  80 struct proc_dir_entry {
  81         unsigned short low_ino;
  82         unsigned short namelen;
  83         const char *name;
  84         unsigned short mode;
  85         unsigned short nlink;
  86         unsigned short uid;
  87         unsigned short gid;
  88         unsigned long size;
  89         void *proc_iops; /* inode operations */
  90         struct file_operations * proc_fops;
  91         void *get_info;
  92         struct module *owner;
  93         struct proc_dir_entry *next, *parent, *subdir;
  94         void *data;
  95         void *read_proc;
  96         void *write_proc;
  97         volatile int count;
  98         int deleted;
  99         unsigned short rdev;
 100 };
 101 extern  struct proc_dir_entry proc_root;
 102 extern  struct proc_dir_entry *proc_mknod(const char*, unsigned short,
 103     struct proc_dir_entry*, unsigned short);
 104 extern  void remove_proc_entry(const char *, struct proc_dir_entry *);