/* File: file_fob.c Copyright (C) 2008 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. */ #if !defined(SINGLE_FORMAT) || defined(SINGLE_FORMAT_fob) #ifdef HAVE_CONFIG_H #include #endif #ifdef HAVE_STRING_H #include #endif #include #include "types.h" #include "filegen.h" #include "memmem.h" static void register_header_check_fob(file_stat_t *file_stat); static int header_check_fob(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); const file_hint_t file_hint_fob= { .extension="fob", .description="Microsoft Dynamics NAV (MS Navision)", .max_filesize=PHOTOREC_MAX_FILE_SIZE, .recover=1, .enable_by_default=1, .register_header_check=®ister_header_check_fob }; static int header_check_fob(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) { static const unsigned char sign_navnl[5] = {'N','A','V','N','L'}; static const unsigned char sign_navw[4] = {'N','A','V','W'}; unsigned int tmp=0; const unsigned char *pos1=(const unsigned char *)td_memmem(buffer, buffer_size, sign_navnl, sizeof(sign_navnl)); const unsigned char *pos2=(const unsigned char *)td_memmem(buffer, buffer_size, sign_navw, sizeof(sign_navw)); if(pos1==NULL && pos2==NULL) return 0; if(pos1!=NULL) tmp=pos1-buffer; if(pos2!=NULL && pos2-buffer > tmp) tmp=pos2-buffer; reset_file_recovery(file_recovery_new); file_recovery_new->extension=file_hint_fob.extension; file_recovery_new->min_filesize=tmp; return 1; } static void register_header_check_fob(file_stat_t *file_stat) { register_header_check(0, "Codeunit ", 9, &header_check_fob, file_stat); register_header_check(0, "Dataport ", 9, &header_check_fob, file_stat); register_header_check(0, "Form ", 5, &header_check_fob, file_stat); register_header_check(0, "MenuSuite ", 10, &header_check_fob, file_stat); register_header_check(0, "Report ", 7, &header_check_fob, file_stat); register_header_check(0, "Table ", 6, &header_check_fob, file_stat); register_header_check(0, "XMLport ", 8, &header_check_fob, file_stat); } #endif