/* * Copyright (c) 2011 Vojtech Horky * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @addtogroup drvusbmast * @{ */ /** @file * USB mass storage bulk-only transport. */ #ifndef BO_TRANS_H_ #define BO_TRANS_H_ #include <scsi/spc.h> #include <stddef.h> #include <stdint.h> #include <usb/usb.h> #include <usb/dev/pipes.h> #include <usb/dev/driver.h> #include "usbmast.h" typedef enum cmd_status { CMDS_GOOD, CMDS_FAILED } cmd_status_t; /** SCSI command. * * Contains (a subset of) the input and output arguments of SCSI * Execute Command procedure call (see SAM-4 chapter 5.1) */ typedef struct { /* * Related to IN fields */ /** Command Descriptor Block */ const void *cdb; /** CDB size in bytes */ size_t cdb_size; /** Outgoing data */ const void *data_out; /** Size of outgoing data in bytes */ size_t data_out_size; /* * Related to OUT fields */ /** Buffer for incoming data */ void *data_in; /** Size of input buffer in bytes */ size_t data_in_size; /** Number of bytes actually received */ size_t rcvd_size; /** Status */ cmd_status_t status; } scsi_cmd_t; extern errno_t usb_massstor_cmd(usbmast_fun_t *, uint32_t, scsi_cmd_t *); extern errno_t usb_massstor_reset(usbmast_dev_t *); extern void usb_massstor_reset_recovery(usbmast_dev_t *); extern int usb_massstor_get_max_lun(usbmast_dev_t *); extern size_t usb_masstor_get_lun_count(usbmast_dev_t *); #endif /** * @} */