1 /* $Id: rsisamb.c,v 1.21 2004-09-01 15:01:32 heikki Exp $
2 Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004
5 This file is part of the Zebra server.
7 Zebra is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
12 Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with Zebra; see the file LICENSE.zebra. If not, write to the
19 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
33 static RSFD r_open (RSET ct, int flag);
34 static void r_close (RSFD rfd);
35 static void r_delete (RSET ct);
36 static void r_rewind (RSFD rfd);
37 static int r_forward(RSFD rfd, void *buf, const void *untilbuf);
38 static void r_pos (RSFD rfd, double *current, double *total);
39 static int r_read (RSFD rfd, void *buf);
40 static int r_write (RSFD rfd, const void *buf);
42 static const struct rset_control control =
55 const struct rset_control *rset_kind_isamb = &control;
62 struct rset_isamb_info {
67 RSET rsisamb_create( NMEM nmem, const struct key_control *kcontrol,
68 ISAMB is, ISAMB_P pos)
70 RSET rnew=rset_create_base(&control, nmem, kcontrol);
71 struct rset_isamb_info *info;
72 info = (struct rset_isamb_info *) nmem_malloc(rnew->nmem,sizeof(*info));
79 static void r_delete (RSET ct)
81 logf (LOG_DEBUG, "rsisamb_delete");
84 RSFD r_open (RSET ct, int flag)
86 struct rset_isamb_info *info = (struct rset_isamb_info *) ct->priv;
88 struct rset_pp_info *ptinfo;
90 if (flag & RSETF_WRITE)
92 logf (LOG_FATAL, "ISAMB set type is read-only");
95 rfd=rfd_create_base(ct);
97 ptinfo=(struct rset_pp_info *) (rfd->priv);
99 ptinfo = (struct rset_pp_info *)nmem_malloc(ct->nmem,sizeof(*ptinfo));
100 ptinfo->buf = nmem_malloc (ct->nmem,ct->keycontrol->key_size);
103 ptinfo->pt = isamb_pp_open (info->is, info->pos);
107 static void r_close (RSFD rfd)
109 struct rset_pp_info *ptinfo=(struct rset_pp_info *)(rfd->priv);
110 isamb_pp_close (ptinfo->pt);
111 rfd_delete_base(rfd);
115 static void r_rewind (RSFD rfd)
117 logf (LOG_DEBUG, "rsisamb_rewind");
121 static int r_forward(RSFD rfd, void *buf, const void *untilbuf)
123 struct rset_pp_info *pinfo=(struct rset_pp_info *)(rfd->priv);
124 return isamb_pp_forward(pinfo->pt, buf, untilbuf);
127 static void r_pos (RSFD rfd, double *current, double *total)
129 struct rset_pp_info *pinfo=(struct rset_pp_info *)(rfd->priv);
131 isamb_pp_pos(pinfo->pt, current, total);
133 logf(LOG_DEBUG,"isamb.r_pos returning %0.1f/%0.1f",
138 static int r_read (RSFD rfd, void *buf)
140 struct rset_pp_info *pinfo=(struct rset_pp_info *)(rfd->priv);
142 return isamb_pp_read(pinfo->pt, buf);
145 static int r_write (RSFD rfd, const void *buf)
147 logf (LOG_FATAL, "ISAMB set type is read-only");