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Add 'verify' example skeleton

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This will become an example program to enroll a fingerprint and then
verify a finger against it.
This commit is contained in:
Daniel Drake 2007-10-08 17:15:21 +01:00
parent 2c06a4ebfa
commit f81aa47a19
5 changed files with 89 additions and 3 deletions
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8
Makefile.am
View file

@ -1,2 +1,8 @@
SUBDIRS = libfprint
EXTRA_DIST = THANKS
SUBDIRS = libfprint
if BUILD_EXAMPLES
SUBDIRS += examples
endif

2
autogen.sh
View file

@ -4,4 +4,4 @@ aclocal || exit 1
autoheader || exit 1
autoconf || exit 1
automake -a -c || exit 1
./configure --enable-maintainer-mode $*
./configure --enable-maintainer-mode --enable-examples-build $*

9
configure.ac
View file

@ -24,8 +24,15 @@ PKG_CHECK_MODULES(GLIB, "glib-2.0")
AC_SUBST(GLIB_CFLAGS)
AC_SUBST(GLIB_LIBS)
# Examples build
AC_ARG_ENABLE([examples-build], [AS_HELP_STRING([--enable-examples-build],
[build example applications (default n)])],
[build_examples=$enableval],
[build_examples='no'])
AM_CONDITIONAL([BUILD_EXAMPLES], [test "x$build_examples" != "xno"])
AC_DEFINE([API_EXPORTED], [__attribute__((visibility("default")))], [Default visibility])
AC_CONFIG_FILES([Makefile] [libfprint/Makefile])
AC_CONFIG_FILES([Makefile] [libfprint/Makefile] [examples/Makefile])
AC_OUTPUT

6
examples/Makefile.am Normal file
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@ -0,0 +1,6 @@
INCLUDES = -I$(top_srcdir)
noinst_PROGRAMS = verify
verify_SOURCES = verify.c
verify_LDADD = ../libfprint/libfprint.la -lfprint

67
examples/verify.c Normal file
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@ -0,0 +1,67 @@
/*
* Example fingerprint verification program
* Copyright (C) 2007 Daniel Drake <dsd@gentoo.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <libfprint/fprint.h>
struct fp_dscv_dev *discover_device(struct fp_dscv_dev **discovered_devs)
{
struct fp_dscv_dev *ddev = NULL;
struct fp_dscv_dev *tmpdev;
int i;
for (i = 0; tmpdev = discovered_devs[i]; i++) {
const struct fp_driver *drv = fp_dscv_dev_get_driver(tmpdev);
printf("Found device claimed by %s driver\n",
fp_driver_get_full_name(drv));
return ddev;
}
return ddev;
}
int main(void)
{
int r;
struct fp_dscv_dev *ddev;
struct fp_dscv_dev **discovered_devs;
r = fp_init();
if (r < 0) {
fprintf(stderr, "Failed to initialize libfprint\n");
exit(1);
}
discovered_devs = fp_discover_devs();
if (!discovered_devs) {
fprintf(stderr, "Could not discover devices\n");
exit(1);
}
ddev = discover_device(discovered_devs);
if (!ddev) {
fprintf(stderr, "No devices detected.\n");
exit(1);
}
fp_dscv_devs_free(discovered_devs);
}