1eca02d863
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22165 a1c6a512-1295-4272-9138-f99709370657
118 lines
4.6 KiB
C
118 lines
4.6 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id: ipodio-win32.c 17847 2008-06-28 18:10:04Z bagder $
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*
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* Copyright (C) 2009 Dave Chapman
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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*
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* Based on the getCapsUsingSCSIPassThrough() function from "cddrv.cpp":
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* - http://www.farmanager.com/svn/trunk/unicode_far/cddrv.cpp
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*
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* Copyright (c) 1996 Eugene Roshal
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* Copyright (c) 2000 Far Group
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the authors may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#include <windows.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <ddk/ntddscsi.h>
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#include "ipodio.h"
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typedef struct _SCSI_PASS_THROUGH_WITH_BUFFERS {
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SCSI_PASS_THROUGH Spt;
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ULONG Filler; /* realign buffers to double word boundary */
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UCHAR SenseBuf[32];
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UCHAR DataBuf[512];
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} SCSI_PASS_THROUGH_WITH_BUFFERS, *PSCSI_PASS_THROUGH_WITH_BUFFERS;
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int ipod_scsi_inquiry(struct ipod_t* ipod, int page_code,
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unsigned char* buf, int bufsize)
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{
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SCSI_PASS_THROUGH_WITH_BUFFERS sptwb;
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ULONG length;
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DWORD returned;
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BOOL status;
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if (bufsize > 255) {
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fprintf(stderr,"[ERR] Invalid bufsize in ipod_scsi_inquiry\n");
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return -1;
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}
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memset(&sptwb, 0, sizeof(sptwb));
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sptwb.Spt.Length = sizeof(SCSI_PASS_THROUGH);
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sptwb.Spt.PathId = 0;
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sptwb.Spt.TargetId = 1;
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sptwb.Spt.Lun = 0;
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sptwb.Spt.CdbLength = 6;
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sptwb.Spt.SenseInfoLength = 32; /* sbuf size */;
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sptwb.Spt.DataIn = SCSI_IOCTL_DATA_IN;
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sptwb.Spt.DataTransferLength = bufsize;
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sptwb.Spt.TimeOutValue = 2; /* 2 seconds */
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sptwb.Spt.DataBufferOffset = offsetof(SCSI_PASS_THROUGH_WITH_BUFFERS, DataBuf);
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sptwb.Spt.SenseInfoOffset = offsetof(SCSI_PASS_THROUGH_WITH_BUFFERS, SenseBuf);
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length = offsetof(SCSI_PASS_THROUGH_WITH_BUFFERS, DataBuf) +
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sptwb.Spt.DataTransferLength;
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/* Set cdb info */
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sptwb.Spt.Cdb[0] = 0x12; /* SCSI Inquiry */
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sptwb.Spt.Cdb[1] = 1;
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sptwb.Spt.Cdb[2] = page_code;
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sptwb.Spt.Cdb[3] = 0;
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sptwb.Spt.Cdb[4] = bufsize;
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sptwb.Spt.Cdb[5] = 0;
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status = DeviceIoControl(ipod->dh,
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IOCTL_SCSI_PASS_THROUGH,
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&sptwb,
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sizeof(SCSI_PASS_THROUGH),
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&sptwb,
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length,
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&returned,
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FALSE);
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if (status) {
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memcpy(buf, sptwb.DataBuf, returned);
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return 0;
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} else {
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return -1;
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}
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}
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