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ca482036c7
For sensors with internal storage we may want to garbage collect prints. Adding this API means we can list all local prints, allowing us to find out whether there are prints on the device's storage with no corresponding print on the host.
54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
/*
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* Simple file storage for fprintd
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* Copyright (C) 2008 Vasily Khoruzhick <anarsoul@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef STORAGE_H
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#define STORAGE_H
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typedef int (*storage_print_data_save)(FpPrint *print);
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typedef int (*storage_print_data_load)(FpDevice *dev,
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FpFinger finger,
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const char *username,
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FpPrint **print);
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typedef int (*storage_print_data_delete)(FpDevice *dev,
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FpFinger finger,
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const char *username);
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typedef GSList *(*storage_discover_prints)(FpDevice *dev, const char *username);
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typedef GSList *(*storage_discover_users)();
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typedef int (*storage_init)(void);
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typedef int (*storage_deinit)(void);
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struct storage {
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storage_init init;
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storage_deinit deinit;
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storage_print_data_save print_data_save;
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storage_print_data_load print_data_load;
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storage_print_data_delete print_data_delete;
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storage_discover_prints discover_prints;
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storage_discover_users discover_users;
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};
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typedef struct storage fp_storage;
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/* The currently setup store */
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fp_storage store;
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#endif
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