kopia lustrzana https://gitlab.com/sane-project/backends
152 wiersze
3.9 KiB
C
152 wiersze
3.9 KiB
C
/* sane - Scanner Access Now Easy.
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Copyright (C) 2000-2003 Jochen Eisinger <jochen.eisinger@gmx.net>
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This file is part of the SANE package.
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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 as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License 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 this program. 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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This file implements a SANE backend for Mustek PP flatbed scanners. */
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#include "../include/sane/config.h"
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#if defined(HAVE_STDLIB_H)
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# include <stdlib.h>
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#endif
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#include <ctype.h>
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#include <stdio.h>
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#if defined(HAVE_STRING_H)
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# include <string.h>
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#elif defined(HAVE_STRINGS_H)
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# include <strings.h>
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#endif
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#define DEBUG_DECLARE_ONLY
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#include "mustek_pp.h"
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#include "mustek_pp_decl.h"
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#include "../include/sane/sane.h"
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#include "../include/sane/sanei.h"
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#define MUSTEK_PP_NULL_DRIVER 0
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static SANE_Status
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debug_drv_init(SANE_Int options, SANE_String_Const port,
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SANE_String_Const name, SANE_Attach_Callback attach)
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{
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if (options != CAP_NOTHING)
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return SANE_STATUS_INVAL;
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return attach(port, name, MUSTEK_PP_NULL_DRIVER, 0);
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}
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/*ARGSUSED*/
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static void
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debug_drv_capabilities(SANE_Int info __UNUSED__, SANE_String *model,
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SANE_String *vendor, SANE_String *type,
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SANE_Int *maxres, SANE_Int *minres,
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SANE_Int *maxhsize, SANE_Int *maxvsize,
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SANE_Int *caps)
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{
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*model = strdup("debugger");
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*vendor = strdup("mustek_pp");
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*type = strdup("software emulated");
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*maxres = 300;
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*minres = 50;
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*maxhsize = 1000;
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*maxvsize = 3000;
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*caps = CAP_NOTHING;
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}
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/*ARGSUSED*/
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static SANE_Status
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debug_drv_open (SANE_String port __UNUSED__,
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SANE_Int caps __UNUSED__, SANE_Int *fd)
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{
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*fd = 1;
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return SANE_STATUS_GOOD;
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}
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static void
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debug_drv_setup (SANE_Handle hndl)
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{
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Mustek_pp_Handle *dev = hndl;
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dev->lamp_on = 0;
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dev->priv = NULL;
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}
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/*ARGSUSED*/
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static SANE_Status
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debug_drv_config(SANE_Handle hndl __UNUSED__,
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SANE_String_Const optname,
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SANE_String_Const optval)
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{
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DBG (3, "debug_drv cfg option: %s=%s\n", optname, optval ? optval : "");
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return SANE_STATUS_GOOD;
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}
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/*ARGSUSED*/
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static void
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debug_drv_close (SANE_Handle hndl __UNUSED__)
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{
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}
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/*ARGSUSED*/
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static SANE_Status
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debug_drv_start (SANE_Handle hndl __UNUSED__)
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{
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return SANE_STATUS_GOOD;
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}
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static void
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debug_drv_read (SANE_Handle hndl, SANE_Byte *buffer)
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{
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Mustek_pp_Handle *dev = hndl;
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memset (buffer, 0, dev->params.bytes_per_line);
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}
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/*ARGSUSED*/
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static void
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debug_drv_stop (SANE_Handle hndl __UNUSED__)
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{
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}
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