1 /* sane - Scanner Access Now Easy. 2 Copyright (C) 2001-2002 Matthew C. Duggan and Simon Krix 3 This file is part of the SANE package. 4 5 This program is free software; you can redistribute it and/or 6 modify it under the terms of the GNU General Public License as 7 published by the Free Software Foundation; either version 2 of the 8 License, or (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, but 11 WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <https://www.gnu.org/licenses/>. 17 18 As a special exception, the authors of SANE give permission for 19 additional uses of the libraries contained in this release of SANE. 20 21 The exception is that, if you link a SANE library with other files 22 to produce an executable, this does not by itself cause the 23 resulting executable to be covered by the GNU General Public 24 License. Your use of that executable is in no way restricted on 25 account of linking the SANE library code into it. 26 27 This exception does not, however, invalidate any other reasons why 28 the executable file might be covered by the GNU General Public 29 License. 30 31 If you submit changes to SANE to the maintainers to be included in 32 a subsequent release, you agree by submitting the changes that 33 those changes may be distributed with this exception intact. 34 35 If you write modifications of your own for SANE, it is your choice 36 whether to permit this exception to apply to your modifications. 37 If you do not wish that, delete this exception notice. 38 39 ----- 40 41 This file is part of the canon_pp backend, supporting Canon FBX30P 42 and NX40P scanners and also distributed as part of the stand-alone 43 driver. 44 45 Low-level scanner interface 46 */ 47 48 #ifndef CANON_PP_IO_H 49 #define CANON_PP_IO_H 50 51 /* Actual Interface */ 52 void sanei_canon_pp_set_ieee1284_mode(int m); 53 int sanei_canon_pp_wake_scanner(struct parport *port, int mode); 54 int sanei_canon_pp_write(struct parport *port, int length, 55 unsigned char *data); 56 int sanei_canon_pp_read(struct parport *port, int length, 57 unsigned char *data); 58 int sanei_canon_pp_check_status(struct parport *port); 59 int sanei_canon_pp_scanner_init(struct parport *port); 60 61 #endif 62