added "jammod" command and "genman" module
[k8jam.git] / src / libhapack.h
blobf852bd9db5dc39801176fb3e6c37f43865df7e0c
1 /***********************************************************************
2 * This file is part of HA, a general purpose file archiver.
3 * Copyright (C) 1995 Harri Hirvola
4 * Modified by Ketmar // Invisible Vector
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 ***********************************************************************/
20 #ifndef LIBHAPACK_H
21 #define LIBHAPACK_H
23 #ifdef __cplusplus
24 extern "C" {
25 #endif
28 /******************************************************************************/
29 enum {
30 LIBHA_ERR_OK = 0,
31 LIBHA_ERR_READ = -1,
32 LIBHA_ERR_WRITE = -2,
33 LIBHA_ERR_BAD_DATA = -3
37 /******************************************************************************/
38 typedef struct libha_io_s {
39 int (*bread) (void *buf, int buf_len, void *udata); /* return number of bytes read; 0: EOF; <0: error; can be less than buf_len */
40 int (*bwrite) (const void *buf, int buf_len, void *udata); /* result != buf_len: error */
41 } libha_io_t;
44 /******************************************************************************/
45 typedef struct libha_s *libha_t;
48 extern libha_t libha_alloc (const libha_io_t *iot, void *udata);
49 extern void libha_free (libha_t asc);
51 extern const libha_io_t *libha_get_iot (libha_t asc);
52 extern int libha_set_iot (libha_t asc, const libha_io_t *iot); /* <0: error; 0: ok */
54 extern void *libha_get_udata (libha_t asc);
55 extern int libha_set_udata (libha_t asc, void *udata); /* <0: error; 0: ok */
57 /* you need to set i/o structure before calling pack or unpack */
58 extern int libha_pack (libha_t asc); /* LIBHA_ERR_xxx */
61 #ifdef __cplusplus
63 #endif
64 #endif