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Diffstat (limited to 'backend/hp5590_low.h')
| -rw-r--r-- | backend/hp5590_low.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/backend/hp5590_low.h b/backend/hp5590_low.h new file mode 100644 index 0000000..5ca191d --- /dev/null +++ b/backend/hp5590_low.h @@ -0,0 +1,89 @@ +/* sane - Scanner Access Now Easy. + Copyright (C) 2007 Ilia Sotnikov <hostcc@gmail.com> + This file is part of the SANE package. + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, + MA 02111-1307, USA. + + As a special exception, the authors of SANE give permission for + additional uses of the libraries contained in this release of SANE. + + The exception is that, if you link a SANE library with other files + to produce an executable, this does not by itself cause the + resulting executable to be covered by the GNU General Public + License. Your use of that executable is in no way restricted on + account of linking the SANE library code into it. + + This exception does not, however, invalidate any other reasons why + the executable file might be covered by the GNU General Public + License. + + If you submit changes to SANE to the maintainers to be included in + a subsequent release, you agree by submitting the changes that + those changes may be distributed with this exception intact. + + If you write modifications of your own for SANE, it is your choice + whether to permit this exception to apply to your modifications. + If you do not wish that, delete this exception notice. + + This file is part of a SANE backend for + HP ScanJet 4500C/4570C/5500C/5550C/5590/7650 Scanners +*/ + +#ifndef HP5590_LOW_H +#define HP5590_LOW_H + +#include "../include/sane/sane.h" + +enum proto_flags { + PF_NONE = 0, + PF_NO_USB_IN_USB_ACK = 1 << 0 /* Getting acknowledge after USB-in-USB command + * will be skipped */ +}; + +/* Flags for hp5590_cmd() */ +#define CMD_IN 1 << 0 /* Indicates IN direction, otherwise - OUT */ +#define CMD_VERIFY 1 << 1 /* Requests last command verification */ + +/* Core flags for hp5590_cmd() - they indicate so called CORE commands */ +#define CORE_NONE 0 /* No CORE operation */ +#define CORE_DATA 1 << 0 /* Operate on CORE data */ +#define CORE_BULK_IN 1 << 1 /* CORE bulk operation - prepare for bulk IN + * transfer (not used yet) + */ +#define CORE_BULK_OUT 1 << 2 /* CORE bulk operation - prepare for bulk OUT + * transfer + */ +static SANE_Status hp5590_cmd (SANE_Int dn, + enum proto_flags proto_flags, + unsigned int flags, + unsigned int cmd, unsigned char *data, + unsigned int size, unsigned int core_flags); +static SANE_Status hp5590_bulk_read (SANE_Int dn, + enum proto_flags proto_flags, + unsigned char *bytes, + unsigned int size, void *state); +static SANE_Status hp5590_bulk_write (SANE_Int dn, + enum proto_flags proto_flags, + int cmd, + unsigned char *bytes, + unsigned int size); +static SANE_Status hp5590_get_status (SANE_Int dn, + enum proto_flags proto_flags); +static SANE_Status hp5590_low_init_bulk_read_state (void **state); +static SANE_Status hp5590_low_free_bulk_read_state (void **state); +#endif /* HP5590_LOW_H */ +/* vim: sw=2 ts=8 + */ |