com32/include/syslinux/adv.h

   1 /* ----------------------------------------------------------------------- *
   2  *
   3  *   Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
   4  *
   5  *   Permission is hereby granted, free of charge, to any person
   6  *   obtaining a copy of this software and associated documentation
   7  *   files (the "Software"), to deal in the Software without
   8  *   restriction, including without limitation the rights to use,
   9  *   copy, modify, merge, publish, distribute, sublicense, and/or
  10  *   sell copies of the Software, and to permit persons to whom
  11  *   the Software is furnished to do so, subject to the following
  12  *   conditions:
  13  *
  14  *   The above copyright notice and this permission notice shall
  15  *   be included in all copies or substantial portions of the Software.
  16  *
  17  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  19  *   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20  *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  21  *   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  22  *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23  *   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  24  *   OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  * ----------------------------------------------------------------------- */
  27
  28 /*
  29  * syslinux/adv.h
  30  */
  31
  32 #ifndef _SYSLINUX_ADV_H
  33 #define _SYSLINUX_ADV_H
  34
  35 #include <klibc/extern.h>
  36 #include <stddef.h>
  37 #include <syslinux/advconst.h>
  38
  39 __extern void *__syslinux_adv_ptr;
  40 __extern size_t __syslinux_adv_size;
  41
  42 static inline void *syslinux_adv_ptr(void)
  43 {
  44   return __syslinux_adv_ptr;
  45 }
  46
  47 static inline size_t syslinux_adv_size(void)
  48 {
  49   return __syslinux_adv_size;
  50 }
  51
  52 __extern int syslinux_adv_write(void);
  53
  54 __extern int syslinux_setadv(int, size_t, const void *);
  55 __extern const void *syslinux_getadv(int, size_t *);
  56
  57 #endif /* _SYSLINUX_ADV_H */