libbrasero-media/scsi-command.h

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
   2 /*
   3  * Libbrasero-media
   4  * Copyright (C) Philippe Rouquier 2005-2009 <bonfire-app@wanadoo.fr>
   5  *
   6  * Libbrasero-media 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.
  10  *
  11  * The Libbrasero-media authors hereby grant permission for non-GPL compatible
  12  * GStreamer plugins to be used and distributed together with GStreamer
  13  * and Libbrasero-media. This permission is above and beyond the permissions granted
  14  * by the GPL license by which Libbrasero-media is covered. If you modify this code
  15  * you may extend this exception to your version of the code, but you are not
  16  * obligated to do so. If you do not wish to do so, delete this exception
  17  * statement from your version.
  18  *
  19  * Libbrasero-media is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU Library General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, write to:
  26  *      The Free Software Foundation, Inc.,
  27  *      51 Franklin Street, Fifth Floor
  28  *      Boston, MA  02110-1301, USA.
  29  */
  30
  31 #include <glib.h>
  32
  33 #include "scsi-device.h"
  34 #include "scsi-error.h"
  35 #include "scsi-utils.h"
  36 #include "scsi-base.h"
  37
  38 #ifndef _BURN_SCSI_COMMAND_H
  39 #define _BURN_SCSI_COMMAND_H
  40
  41 G_BEGIN_DECLS
  42
  43 /* Most scsi commands are <= 16 (apparently some of the new mmc can be longer) */
  44 #define BRASERO_SCSI_CMD_MAX_LEN        16
  45
  46 typedef enum {
  47         BRASERO_SCSI_WRITE      = 1,
  48         BRASERO_SCSI_READ       = 1 << 1
  49 } BraseroScsiDirection;
  50
  51 struct _BraseroScsiCmdInfo {
  52         int size;
  53         uchar opcode;
  54         BraseroScsiDirection direction;
  55 };
  56 typedef struct _BraseroScsiCmdInfo BraseroScsiCmdInfo;
  57
  58 #define BRASERO_SCSI_COMMAND_DEFINE(cdb, name, direction)                       \
  59 static const BraseroScsiCmdInfo info =                                          \
  60 {       /* SCSI commands always end by 1 byte of ctl */                         \
  61         G_STRUCT_OFFSET (cdb, ctl) + 1,                                         \
  62         BRASERO_##name##_OPCODE,                                                \
  63         direction                                                               \
  64 }
  65
  66 gpointer
  67 brasero_scsi_command_new (const BraseroScsiCmdInfo *info,
  68                           BraseroDeviceHandle *handle);
  69
  70 BraseroScsiResult
  71 brasero_scsi_command_free (gpointer command);
  72
  73 BraseroScsiResult
  74 brasero_scsi_command_issue_sync (gpointer command,
  75                                  gpointer buffer,
  76                                  int size,
  77                                  BraseroScsiErrCode *error);
  78 G_END_DECLS
  79
  80 #endif /* _BURN_SCSI_COMMAND_H */
  81
  82