1 #ifndef _FTAPE_DYNMEM_H
2 #define _FTAPE_DYNMEM_H
3 
4 /*
5  *      Copyright (C) 1995-1997 Claus-Justus Heine.
6 
7  This program is free software; you can redistribute it and/or modify
8  it under the terms of the GNU General Public License as published by
9  the Free Software Foundation; either version 2, or (at your option)
10  any later version.
11 
12  This program is distributed in the hope that it will be useful,
13  but WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  GNU General Public License for more details.
16 
17  You should have received a copy of the GNU General Public License
18  along with this program; see the file COPYING.  If not, write to
19  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
20 
21  *
22  * $Source: /homes/cvs/ftape-stacked/ftape/zftape/zftape-buffers.h,v $
23  * $Revision: 1.2 $
24  * $Date: 1997/10/05 19:18:59 $
25  *
26  *   memory allocation routines.
27  *
28  */
29 
30 /* we do not allocate all of the really large buffer memory before
31  * someone tries to open the drive. ftape_open() may fail with
32  * -ENOMEM, but that's better having 200k of vmalloced memory which
33  * cannot be swapped out.
34  */
35 
36 extern void  zft_memory_stats(void);
37 extern int   zft_vmalloc_once(void *new, size_t size);
38 extern int   zft_vcalloc_once(void *new, size_t size);
39 extern int   zft_vmalloc_always(void *new, size_t size);
40 extern int   zft_vcalloc_always(void *new, size_t size);
41 extern void  zft_vfree(void *old, size_t size);
42 extern void *zft_kmalloc(size_t size);
43 extern void  zft_kfree(void *old, size_t size);
44 
45 /* called by cleanup_module()
46  */
47 extern void zft_uninit_mem(void);
48 
49 #endif
50 
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57