ec91736ac4
Also added some debug/error messages to existing code. For now debugging is always on, this will be made optional later.
97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
/*
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* Internal/private definitions for libfprint
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* Copyright (C) 2007 Daniel Drake <dsd@gentoo.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __FPRINT_INTERNAL_H__
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#define __FPRINT_INTERNAL_H__
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#include <stdint.h>
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#include <usb.h>
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#include <fprint.h>
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#define ARRAY_SIZE(a) (sizeof(a) / sizeof(*a))
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enum fpi_log_level {
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LOG_LEVEL_DEBUG,
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LOG_LEVEL_INFO,
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LOG_LEVEL_WARNING,
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LOG_LEVEL_ERROR,
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};
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void fpi_log(enum fpi_log_level, const char *component, const char *function,
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const char *format, ...);
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#ifndef FP_COMPONENT
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#define FP_COMPONENT NULL
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#endif
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#define _fpi_log(level, fmt...) fpi_log(level, FP_COMPONENT, __FUNCTION__, fmt)
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#define fp_dbg(fmt...) _fpi_log(LOG_LEVEL_DEBUG, fmt)
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#define fp_info(fmt...) _fpi_log(LOG_LEVEL_INFO, fmt)
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#define fp_warn(fmt...) _fpi_log(LOG_LEVEL_WARNING, fmt)
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#define fp_err(fmt...) _fpi_log(LOG_LEVEL_ERROR, fmt)
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struct fp_dev {
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const struct fp_driver *drv;
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usb_dev_handle *udev;
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void *priv;
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int nr_enroll_stages;
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};
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struct usb_id {
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uint16_t vendor;
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uint16_t product;
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unsigned long driver_data;
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};
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struct fp_driver {
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const char *name;
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const char *full_name;
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const struct usb_id * const id_table;
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/* Device operations */
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int (*init)(struct fp_dev *dev);
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void (*exit)(struct fp_dev *dev);
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enum fp_enroll_status (*enroll)(struct fp_dev *dev,
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struct fp_print_data **print_data);
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};
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extern const struct fp_driver upekts_driver;
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struct fp_dscv_dev {
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struct usb_device *udev;
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const struct fp_driver *drv;
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};
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struct fp_print_data {
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const char *driver_name;
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size_t length;
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unsigned char buffer[0];
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};
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struct fp_print_data *fpi_print_data_new(struct fp_driver *drv, size_t length);
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unsigned char *fpi_print_data_get_buffer(struct fp_print_data *data);
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int fpi_print_data_compatible(struct fp_dev *dev, struct fp_print_data *data);
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#endif
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