/* File: file_vmg.c Copyright (C) 2011 Christophe GRENIER 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 #endif #ifdef HAVE_STRING_H #include #endif #include #include "types.h" #include "filegen.h" static void register_header_check_vmg(file_stat_t *file_stat); const file_hint_t file_hint_vmg= { .extension="vmg", .description="Nokia Text Message", .min_header_distance=0, .max_filesize=PHOTOREC_MAX_FILE_SIZE, .recover=1, .enable_by_default=1, .register_header_check=®ister_header_check_vmg }; static void file_check_vmg(file_recovery_t *file_recovery) { const unsigned char vmg_footer[0x15]= { 0x00, '\n', 0x00, 'E' , 0x00, 'N' , 0x00, 'D' , 0x00, ':' , 0x00, 'V' , 0x00, 'M' , 0x00, 'S' , 0x00, 'G' , 0x00, '\n', 0x00 }; file_search_footer(file_recovery, vmg_footer, sizeof(vmg_footer), 0); } static const unsigned char vmg_header[0x28]= { 'B' , 0x00, 'E' , 0x00, 'G' , 0x00, 'I' , 0x00, 'N' , 0x00, ':' , 0x00, 'V' , 0x00, 'M' , 0x00, 'S' , 0x00, 'G' , 0x00, '\n', 0x00, 'V' , 0x00, 'E' , 0x00, 'R' , 0x00, 'S' , 0x00, 'I' , 0x00, 'O' , 0x00, 'N' , 0x00, ':' , 0x00, '1' , 0x00 }; static int header_check_vmg(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) { if(memcmp(&buffer[0], vmg_header, sizeof(vmg_header))==0) { reset_file_recovery(file_recovery_new); file_recovery_new->extension=file_hint_vmg.extension; file_recovery_new->file_check=&file_check_vmg; return 1; } return 0; } static void register_header_check_vmg(file_stat_t *file_stat) { register_header_check(0, vmg_header, sizeof(vmg_header), &header_check_vmg, file_stat); }