mirror of
https://github.com/aaru-dps/Aaru.git
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227 lines
7.5 KiB
C#
227 lines
7.5 KiB
C#
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// /***************************************************************************
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// The Disc Image Chef
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// ----------------------------------------------------------------------------
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//
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// Filename : Structs.cs
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// Version : 1.0
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// Author(s) : Natalia Portillo
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//
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// Component : Component
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//
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// Revision : $Revision$
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// Last change by : $Author$
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// Date : $Date$
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Contains structures necessary for directly interfacing devices under FreeBSD
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//
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// --[ License ] --------------------------------------------------------------
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright (C) 2011-2015 Claunia.com
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// ****************************************************************************/
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// //$Id$
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using System;
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using System.Runtime.InteropServices;
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namespace DiscImageChef.Devices.FreeBSD
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{
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struct ata_cmd
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{
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public CamAtaIoFlags flags;
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public byte command;
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public byte features;
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public byte lba_low;
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public byte lba_mid;
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public byte lba_high;
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public byte device;
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public byte lba_low_exp;
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public byte lba_mid_exp;
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public byte lba_high_exp;
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public byte features_exp;
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public byte sector_count;
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public byte sector_count_exp;
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public byte control;
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}
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struct ata_res
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{
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public CamAtaIoFlags flags;
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public byte status;
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public byte error;
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public byte lba_low;
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public byte lba_mid;
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public byte lba_high;
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public byte device;
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public byte lba_low_exp;
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public byte lba_mid_exp;
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public byte lba_high_exp;
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public byte sector_count;
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public byte sector_count_exp;
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}
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struct cam_pinfo
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{
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public UInt32 priority;
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public UInt32 generation;
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public int index;
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}
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struct camq_entry
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{
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/// <summary>
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/// LIST_ENTRY(ccb_hdr)=le->*le_next
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/// </summary>
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public IntPtr le_next;
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/// <summary>
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/// LIST_ENTRY(ccb_hdr)=le->**le_prev
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/// </summary>
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public IntPtr le_prev;
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/// <summary>
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/// SLIST_ENTRY(ccb_hdr)=sle->*sle_next
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/// </summary>
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public IntPtr sle_next;
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/// <summary>
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/// TAILQ_ENTRY(ccb_hdr)=tqe->*tqe_next
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/// </summary>
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public IntPtr tqe_next;
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/// <summary>
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/// TAILQ_ENTRY(ccb_hdr)=tqe->**tqe_prev
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/// </summary>
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public IntPtr tqe_prev;
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/// <summary>
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/// STAILQ_ENTRY(ccb_hdr)=stqe->*stqe_next
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/// </summary>
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public IntPtr stqe_next;
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}
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struct timeval
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{
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public Int64 tv_sec;
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/// <summary>long</summary>
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public IntPtr tv_usec;
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}
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struct ccb_qos_area
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{
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public timeval etime;
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public UIntPtr sim_data;
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public UIntPtr periph_data;
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}
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struct ccb_hdr
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{
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public cam_pinfo pinfo;
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public camq_entry xpt_links;
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public camq_entry sim_links;
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public camq_entry periph_links;
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public UInt32 retry_count;
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public IntPtr cbfcnp;
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public xpt_opcode func_code;
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public UInt32 status;
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public IntPtr path;
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public uint path_id;
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public uint target_id;
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public UInt64 target_lun;
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public UInt32 flags;
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public UInt32 xflags;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
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public IntPtr[] periph_priv;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
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public IntPtr[] sim_priv;
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public ccb_qos_area qos;
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public UInt32 timeout;
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public timeval softtimeout;
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}
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struct scsi_sense_data
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{
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public byte error_code;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 251)]
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public byte[] sense_buf;
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}
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/// <summary>
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/// SCSI I/O Request CCB used for the XPT_SCSI_IO and XPT_CONT_TARGET_IO function codes.
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/// </summary>
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struct cdb_scsiio
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{
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public ccb_hdr ccb_h;
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/// <summary>Ptr for next CCB for action</summary>
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public IntPtr next_ccb;
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/// <summary>Ptr to mapping info</summary>
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public IntPtr req_map;
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/// <summary>Ptr to the data buf/SG list</summary>
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public IntPtr data_ptr;
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/// <summary>Data transfer length</summary>
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public UInt32 dxfer_len;
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/// <summary>Autosense storage</summary>
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public scsi_sense_data sense_data;
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/// <summary>Number of bytes to autosense</summary>
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public byte sense_len;
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/// <summary>Number of bytes for the CDB</summary>
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public byte cdb_len;
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/// <summary>Number of SG list entries</summary>
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public UInt16 sglist_cnt;
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/// <summary>Returned SCSI status</summary>
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public byte scsi_status;
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/// <summary>Autosense resid length: 2's comp</summary>
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public sbyte sense_resid;
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/// <summary>Transfer residual length: 2's comp</summary>
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public Int32 resid;
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/// <summary>Union for CDB bytes/pointer</summary>
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public IntPtr cdb_io;
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/// <summary>Pointer to the message buffer</summary>
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public IntPtr msg_ptr;
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/// <summary>Number of bytes for the Message</summary>
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public UInt16 msg_len;
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/// <summary>What to do for tag queueing. The tag action should be either the define below (to send a non-tagged transaction) or one of the defined scsi tag messages from scsi_message.h.</summary>
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public byte tag_action;
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/// <summary>tag id from initator (target mode)</summary>
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public UInt32 tag_id;
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/// <summary>initiator id of who selected</summary>
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public UInt32 init_id;
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}
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/// <summary>
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/// ATA I/O Request CCB used for the XPT_ATA_IO function code.
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/// </summary>
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struct ccb_ataio
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{
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public ccb_hdr ccb_h;
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/// <summary>Ptr for next CCB for action</summary>
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public IntPtr next_ccb;
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/// <summary>ATA command register set</summary>
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public ata_cmd cmd;
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/// <summary>ATA result register set</summary>
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public ata_res res;
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/// <summary>Ptr to the data buf/SG list</summary>
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public IntPtr data_ptr;
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/// <summary>Data transfer length</summary>
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public UInt32 dxfer_len;
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/// <summary>Transfer residual length: 2's comp</summary>
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public Int32 resid;
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/// <summary>What to do for tag queueing. The tag action should be either the define below (to send a non-tagged transaction) or one of the defined scsi tag messages from scsi_message.h.</summary>
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public byte tag_action;
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/// <summary>tag id from initator (target mode)</summary>
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public UInt32 tag_id;
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/// <summary>initiator id of who selected</summary>
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public UInt32 init_id;
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}
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}
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