kopia lustrzana https://gitlab.com/sane-project/backends
136 wiersze
5.0 KiB
C
136 wiersze
5.0 KiB
C
/* sane - Scanner Access Now Easy.
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This file is part of the SANE package.
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SANE is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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SANE is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with sane; see the file COPYING.
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If not, see <https://www.gnu.org/licenses/>.
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As a special exception, the authors of SANE give permission for
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additional uses of the libraries contained in this release of SANE.
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The exception is that, if you link a SANE library with other files
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to produce an executable, this does not by itself cause the
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resulting executable to be covered by the GNU General Public
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License. Your use of that executable is in no way restricted on
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account of linking the SANE library code into it.
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This exception does not, however, invalidate any other reasons why
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the executable file might be covered by the GNU General Public
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License.
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If you submit changes to SANE to the maintainers to be included in
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a subsequent release, you agree by submitting the changes that
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those changes may be distributed with this exception intact.
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If you write modifications of your own for SANE, it is your choice
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whether to permit this exception to apply to your modifications.
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If you do not wish that, delete this exception notice.
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*/
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#ifndef SG_ERR_H
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#define SG_ERR_H
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/* Linux sg error codes taken from Doug Gilbert's sg_utils:
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http://www.torque.net/sg/ */
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/* Some of the following error/status codes are exchanged between the
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various layers of the SCSI sub-system in Linux and should never
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reach the user. They are placed here for completeness. What appears
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here is copied from drivers/scsi/scsi.h which is not visible in
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the user space. */
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/* The following are 'host_status' codes */
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#ifndef DID_OK
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#define DID_OK 0x00
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#endif
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#ifndef DID_NO_CONNECT
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#define DID_NO_CONNECT 0x01 /* Unable to connect before timeout */
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#define DID_BUS_BUSY 0x02 /* Bus remain busy until timeout */
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#define DID_TIME_OUT 0x03 /* Timed out for some other reason */
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#define DID_BAD_TARGET 0x04 /* Bad target (id?) */
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#define DID_ABORT 0x05 /* Told to abort for some other reason */
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#define DID_PARITY 0x06 /* Parity error (on SCSI bus) */
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#define DID_ERROR 0x07 /* Internal error */
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#define DID_RESET 0x08 /* Reset by somebody */
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#define DID_BAD_INTR 0x09 /* Received an unexpected interrupt */
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#define DID_PASSTHROUGH 0x0a /* Force command past mid-level */
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#define DID_SOFT_ERROR 0x0b /* The low-level driver wants a retry */
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#endif
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/* These defines are to isolate applictaions from kernel define changes */
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#define SG_ERR_DID_OK DID_OK
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#define SG_ERR_DID_NO_CONNECT DID_NO_CONNECT
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#define SG_ERR_DID_BUS_BUSY DID_BUS_BUSY
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#define SG_ERR_DID_TIME_OUT DID_TIME_OUT
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#define SG_ERR_DID_BAD_TARGET DID_BAD_TARGET
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#define SG_ERR_DID_ABORT DID_ABORT
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#define SG_ERR_DID_PARITY DID_PARITY
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#define SG_ERR_DID_ERROR DID_ERROR
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#define SG_ERR_DID_RESET DID_RESET
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#define SG_ERR_DID_BAD_INTR DID_BAD_INTR
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#define SG_ERR_DID_PASSTHROUGH DID_PASSTHROUGH
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#define SG_ERR_DID_SOFT_ERROR DID_SOFT_ERROR
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/* The following are 'driver_status' codes */
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#ifndef DRIVER_OK
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#define DRIVER_OK 0x00
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#endif
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#ifndef DRIVER_BUSY
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#define DRIVER_BUSY 0x01
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#define DRIVER_SOFT 0x02
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#define DRIVER_MEDIA 0x03
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#define DRIVER_ERROR 0x04
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#define DRIVER_INVALID 0x05
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#define DRIVER_TIMEOUT 0x06
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#define DRIVER_HARD 0x07
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#define DRIVER_SENSE 0x08 /* Sense_buffer has been set */
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/* Following "suggests" are "or-ed" with one of previous 8 entries */
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#define SUGGEST_RETRY 0x10
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#define SUGGEST_ABORT 0x20
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#define SUGGEST_REMAP 0x30
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#define SUGGEST_DIE 0x40
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#define SUGGEST_SENSE 0x80
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#define SUGGEST_IS_OK 0xff
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#endif
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#ifndef DRIVER_MASK
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#define DRIVER_MASK 0x0f
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#endif
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#ifndef SUGGEST_MASK
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#define SUGGEST_MASK 0xf0
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#endif
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/* These defines are to isolate applictaions from kernel define changes */
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#define SG_ERR_DRIVER_OK DRIVER_OK
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#define SG_ERR_DRIVER_BUSY DRIVER_BUSY
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#define SG_ERR_DRIVER_SOFT DRIVER_SOFT
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#define SG_ERR_DRIVER_MEDIA DRIVER_MEDIA
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#define SG_ERR_DRIVER_ERROR DRIVER_ERROR
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#define SG_ERR_DRIVER_INVALID DRIVER_INVALID
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#define SG_ERR_DRIVER_TIMEOUT DRIVER_TIMEOUT
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#define SG_ERR_DRIVER_HARD DRIVER_HARD
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#define SG_ERR_DRIVER_SENSE DRIVER_SENSE
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#define SG_ERR_SUGGEST_RETRY SUGGEST_RETRY
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#define SG_ERR_SUGGEST_ABORT SUGGEST_ABORT
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#define SG_ERR_SUGGEST_REMAP SUGGEST_REMAP
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#define SG_ERR_SUGGEST_DIE SUGGEST_DIE
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#define SG_ERR_SUGGEST_SENSE SUGGEST_SENSE
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#define SG_ERR_SUGGEST_IS_OK SUGGEST_IS_OK
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#define SG_ERR_DRIVER_MASK DRIVER_MASK
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#define SG_ERR_SUGGEST_MASK SUGGEST_MASK
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#endif
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