kopia lustrzana https://gitlab.com/sane-project/backends
51 wiersze
1.5 KiB
C
51 wiersze
1.5 KiB
C
/*
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* Prototypes for epson2 I/O functions
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*
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* Based on Kazuhiro Sasayama previous
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* Work on epson.[ch] file from the SANE package.
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* Please see those files for original copyrights.
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*
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* Copyright (C) 2006 Tower Technologies
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* Author: Alessandro Zummo <a.zummo@towertech.it>
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*
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* This file is part of the SANE package.
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*
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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, version 2.
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*/
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#ifndef epson2_io_h
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#define epson2_io_h
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extern unsigned int r_cmd_count;
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extern unsigned int w_cmd_count;
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SANE_Status e2_cmd_simple(Epson_Scanner * s, void *buf, size_t buf_size);
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int e2_send(Epson_Scanner * s, void *buf, size_t buf_size,
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size_t reply_len, SANE_Status * status);
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ssize_t e2_recv(Epson_Scanner * s, void *buf, ssize_t buf_size,
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SANE_Status * status);
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SANE_Status
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e2_txrx(Epson_Scanner * s, unsigned char *txbuf, size_t txlen,
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unsigned char *rxbuf, size_t rxlen);
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SANE_Status
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e2_recv_info_block(Epson_Scanner * s, unsigned char *scanner_status,
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size_t info_size, size_t * payload_size);
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SANE_Status
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e2_cmd_info_block(SANE_Handle handle, unsigned char *params,
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unsigned char params_len, size_t reply_len,
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unsigned char **buf, size_t * buf_len);
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SANE_Status e2_ack(Epson_Scanner * s);
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SANE_Status e2_ack_next(Epson_Scanner * s, size_t reply_len);
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SANE_Status e2_cancel(Epson_Scanner * s);
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SANE_Status
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e2_esc_cmd(Epson_Scanner * s, unsigned char cmd, unsigned char val);
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#endif /* epson2_io_h */
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