Files
dvdisaster/src/maintenance.c
Stéphane Lesimple db4d3af31d sync from upstream up to 22:14a375563e2b
This includes the following commits:

changeset:   22:14a375563e2b
summary:     chang "while" command to "type -P" in bash based configure

changeset:   21:c4bf7c0f33d2
summary:     updated codec paper for RS01 life cycle

changeset:   20:dbcaad8128aa
summary:     replaced build count with mercurial changeset

changeset:   19:fba258a6acfa
summary:     Added tag 0.79.10 for changeset 49950be5a2ef

changeset:   18:49950be5a2ef
summary:     merged some debian patches

changeset:   17:815be3929c41
summary:     merged "easy" patches from Stéphane Lesimple's version

changeset:   16:7d15f8a958cb
summary:     Made printf format strings 32/64bit safe as suggested by Stéphane;

changeset:   15:1055a53b8d6d
summary:     reorganized code for --with-gui=[yes|no] option

changeset:   14:fbe2ae12a32c
summary:     Added tag 0.79.9 for changeset f2fdd6d3a1f5

changeset:   13:f2fdd6d3a1f5
summary:     updated TODO and CHANGELOG

And other changes that were needed to resolve the (many) conflicts.
2021-10-09 15:22:57 +02:00

58 lines
1.6 KiB
C

/* dvdisaster: Additional error correction for optical media.
* Copyright (C) 2004-2017 Carsten Gnoerlich.
* Copyright (C) 2019-2021 The dvdisaster development team.
*
* Email: support@dvdisaster.org
*
* This file is part of dvdisaster.
*
* dvdisaster is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* dvdisaster 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with dvdisaster. If not, see <http://www.gnu.org/licenses/>.
*/
/*** src type: no GUI code ***/
#include "dvdisaster.h"
#if 0
void Maintenance1(char *debug_arg)
{
printf("\nMaintenance stub called with arg: %s\n\n", debug_arg);
exit(0);
}
#else
void Maintenance1(char *debug_arg)
{ GaloisTables *gt = CreateGaloisTables(RS_GENERATOR_POLY);
ReedSolomonTables *rt = CreateReedSolomonTables(gt, RS_FIRST_ROOT, RS_PRIM_ELEM, 32);
unsigned char data[2048], parity[32*2048];
int i;
memset(parity, 0, 32*2048);
for(i=0; i<223; i++)
{ int shift = (rt->shiftInit + i) % 32;
memset(data, i, 2048);
EncodeNextLayer(rt, data, parity, 2048, shift);
}
for(i=0; i<32; i++)
printf("%02x ", parity[i]);
printf("\n");
}
#endif