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/*
File: file_axp.c
Copyright (C) 2015 Christophe GRENIER <grenier@cgsecurity.org>
This software 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 2 of the License, or
(at your option) any later version.
This program 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 this program; if not, write the Free Software Foundation, Inc., 51
Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include <stdio.h>
#include "types.h"
#include "filegen.h"
static void register_header_check_axp(file_stat_t *file_stat);
const file_hint_t file_hint_axp= {
.extension="axp",
.description="Pinnacle Studio",
.max_filesize=PHOTOREC_MAX_FILE_SIZE,
.recover=1,
.enable_by_default=1,
.register_header_check=®ister_header_check_axp
};
static data_check_t data_check_axp(const unsigned char *buffer, const unsigned int buffer_size, file_recovery_t *file_recovery)
{
const unsigned char axp_footer[34]= {
'<', 0, '/', 0, 'V', 0, 'F', 0,
'N', 0, 'G', 0, 'D', 0, 'o', 0,
'c', 0, 'u', 0, 'm', 0, 'e', 0,
'n', 0, 't', 0, '>', 0, 0x0d, 0,
0x0a, 0
};
unsigned int j;
for(j=(buffer_size/2>sizeof(axp_footer)?buffer_size/2-sizeof(axp_footer):0);
j+sizeof(axp_footer) < buffer_size;
j++)
{
if(buffer[j]=='<' && memcmp((const char *)&buffer[j], axp_footer, sizeof(axp_footer))==0)
{
file_recovery->calculated_file_size+=j-buffer_size/2+sizeof(axp_footer);
return DC_STOP;
}
}
file_recovery->calculated_file_size=file_recovery->file_size+(buffer_size/2);
return DC_CONTINUE;
}
static int header_check_axp(const unsigned char *buffer, const unsigned int buffer_size, const unsigned int safe_header_only, const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new)
{
reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_axp.extension;
file_recovery_new->data_check=&data_check_axp;
file_recovery_new->file_check=&file_check_size;
return 1;
}
static void register_header_check_axp(file_stat_t *file_stat)
{
static const unsigned char axp_header[0x70]= {
0xff, 0xfe, 0x3c, 0x00, 0x3f, 0x00, 'x' , 0x00,
'm' , 0x00, 'l' , 0x00, ' ' , 0x00, 'v' , 0x00,
'e' , 0x00, 'r' , 0x00, 's' , 0x00, 'i' , 0x00,
'o' , 0x00, 'n' , 0x00, 0x3d, 0x00, 0x22, 0x00,
'1' , 0x00, '.' , 0x00, '0' , 0x00, 0x22, 0x00,
' ' , 0x00, 'e' , 0x00, 'n' , 0x00, 'c' , 0x00,
'o' , 0x00, 'd' , 0x00, 'i' , 0x00, 'n' , 0x00,
'g' , 0x00, 0x3d, 0x00, 0x22, 0x00, 'U' , 0x00,
'T' , 0x00, 'F' , 0x00, 0x2d, 0x00, '1' , 0x00,
'6' , 0x00, 0x22, 0x00, 0x3f, 0x00, 0x3e, 0x00,
0x0d, 0x00, 0x0a, 0x00, 0x3c, 0x00, 'V' , 0x00,
'F' , 0x00, 'N' , 0x00, 'G' , 0x00, 'D' , 0x00,
'o' , 0x00, 'c' , 0x00, 'u' , 0x00, 'm' , 0x00,
'e' , 0x00, 'n' , 0x00, 't' , 0x00, 0x3e, 0x00,
};
register_header_check(0, axp_header, sizeof(axp_header), &header_check_axp, file_stat);
}
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