rres_proc_fs.h

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/*
This file comes from RTAI
   
COPYRIGHT (C) 1999  Paolo Mantegazza (mantegazza@aero.polimi.it), 2003 Luca Marzario

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
*/


#ifndef _RRES_PROC_FS_H_
#define _RRES_PROC_FS_H_

#include <linux/aquosa/rres_config.h>

#ifdef CONFIG_OC_RRES_PROC
#include <linux/proc_fs.h>

#define OC_PROC_ROOT "aquosa" 

// proc print macros - Contributed by: Erwin Rol (erwin@muffin.org)

#define PROC_PRINT_VARS                                 \
    off_t pos = 0;                                      \
    off_t begin = 0;                                    \
    int len = 0 /* no ";" */

#define PROC_PRINT(fmt,args...)                         \
  do {                                                  \
    len = scnprintf(page + pos - begin, count - (pos - begin), fmt, ##args); \
    pos += len;                                         \
    if (pos <= off)                                     \
        begin = pos;                                    \
    if (pos - begin == count)                           \
        goto done;                                      \
    else if (pos - begin > count) {                     \
        qos_log_crit("THIS SHOULD NEVER HAPPEN: pos=%lu, begin=%lu, count=%d", pos, begin, count); \
        goto done;                                      \
    }                                                   \
  } while (0)

#define PROC_PRINT_BREAK                                \
  do {                                                  \
    *eof = 1;                                           \
    goto done;                                          \
  } while (0)

#define PROC_PRINT_DONE                                 \
  do {                                                  \
        *eof = 1;                                       \
    done:                                               \
        *start = page + (off - begin);                  \
  } while (0)

#define PROC_PRINT_END do { return pos - off; } while (0)

// End of proc print macros

#endif /* CONFIG_OC_RRES_PROC */

int rres_proc_register(void);
void rres_proc_unregister(void);

extern struct proc_dir_entry *qres_proc_root;

#endif  //  _RRES_PROC_FS_H_

---