hp_write_track.c

使用libscsi做的一系列cdrom操作工具程序。包含cdwrite,cdflush,cdda三个程序

/*
  hp_write_track -- write track (on hp 4020i cd writer)
  Copyright (C) 1996 Dieter Baron and Armin Obersteiner

  This file is part of libscsi, a library for direct scsi device access
  The authors can be contacted at
	<[e-mail]>
	<[e-mail]>

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

  This program 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 General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include <scsi/hp.h>



int
sc_hp_write_track(SCSI *fd, int track, int raw, int aud, int mode,
		  u_short len, u_char *data)
{
    static unsigned char cmd[10] = { 0xe6 };

    cmd[5] = track;
    cmd[6] = (raw ? 0x8 : 0) | (aud ? 0x4 : 0) | (mode & 0x3);
    sc_store_s(cmd+7, len);

    return sc_send(fd, SC_WRITE, 10, cmd, len, data);
}