67 lines
2 KiB
C
67 lines
2 KiB
C
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//
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// usbmassdevice.h
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//
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// USPi - An USB driver for Raspberry Pi written in C
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// Copyright (C) 2014 R. Stange <rsta2@o2online.de>
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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 published by
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// the Free Software Foundation, either version 3 of the License, or
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// (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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#ifndef _uspi_usbmassdevice_h
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#define _uspi_usbmassdevice_h
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#include <uspi/usbdevice.h>
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#include <uspi/usbendpoint.h>
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#include <uspi/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define UMSD_BLOCK_SIZE 512
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#define UMSD_BLOCK_MASK (UMSD_BLOCK_SIZE-1)
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#define UMSD_BLOCK_SHIFT 9
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#define UMSD_MAX_OFFSET 0x1FFFFFFFFFFULL // 2TB
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typedef struct TUSBBulkOnlyMassStorageDevice
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{
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TUSBDevice m_USBDevice;
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TUSBEndpoint *m_pEndpointIn;
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TUSBEndpoint *m_pEndpointOut;
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unsigned m_nCWBTag;
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unsigned m_nBlockCount;
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unsigned long long m_ullOffset;
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}
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TUSBBulkOnlyMassStorageDevice;
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void USBBulkOnlyMassStorageDevice (TUSBBulkOnlyMassStorageDevice *pThis, TUSBDevice *pDevice);
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void _USBBulkOnlyMassStorageDevice (TUSBBulkOnlyMassStorageDevice *pThis);
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boolean USBBulkOnlyMassStorageDeviceConfigure (TUSBDevice *pUSBDevice);
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int USBBulkOnlyMassStorageDeviceRead (TUSBBulkOnlyMassStorageDevice *pThis, void *pBuffer, unsigned nCount);
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int USBBulkOnlyMassStorageDeviceWrite (TUSBBulkOnlyMassStorageDevice *pThis, const void *pBuffer, unsigned nCount);
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unsigned long long USBBulkOnlyMassStorageDeviceSeek (TUSBBulkOnlyMassStorageDevice *pThis, unsigned long long ullOffset);
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unsigned USBBulkOnlyMassStorageDeviceGetCapacity (TUSBBulkOnlyMassStorageDevice *pThis);
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#ifdef __cplusplus
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}
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#endif
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#endif
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