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/* Copyright (C) 2008-2011, 2013, 2017 D.V. Wiebe
*
***************************************************************************
*
* This file is part of the GetData project.
*
* GetData 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.
*
* GetData 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 GetData; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* Test field modifying */
#include "test.h"
int main(void)
{
const char *filedir = "dirfile";
const char *format = "dirfile/format";
const char *data = "dirfile/data";
unsigned char c[8];
int i, ret, error, n, r = 0;
DIRFILE *D;
rmdirfile();
mkdir(filedir, 0700);
MAKEFORMATFILE(format, "data RAW UINT8 8\nbit BIT data 1 1\n");
MAKEDATAFILE(data, unsigned char, i, 256);
D = gd_open(filedir, GD_RDWR | GD_VERBOSE);
ret = gd_alter_bit(D, "bit", NULL, 2, 0);
error = gd_error(D);
n = gd_getdata(D, "bit", 5, 0, 1, 0, GD_UINT8, c);
gd_discard(D);
for (i = 0; i < 8; ++i)
CHECKIi(i,c[i],((i & 4) != 0));
unlink(data);
unlink(format);
rmdir(filedir);
CHECKI(error, 0);
CHECKI(n, 8);
CHECKI(ret, 0);
return r;
}
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