PhotoRec: add support for

- Ahnenblatt .ahn
- Microsoft Dynamics NAV (MS Navision) fbk/fdb/fob
- Wink .wnk
- tcpdump capture file .pcap

1 files changed, 85 insertions, 0 deletions

diff --git a/src/file_fob.c b/src/file_fob.c
new file mode 100644
index 00000000..335fdbfb
--- /dev/null
+++ b/src/file_fob.c
@@ -0,0 +1,85 @@
+/*
+
+    File: file_fob.c
+
+    Copyright (C) 2008 Christophe GRENIER <[email protected]>
+  
+    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"
+#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)",
+  .min_header_distance=0,
+  .max_filesize=PHOTOREC_MAX_FILE_SIZE,
+  .recover=1,
+  .enable_by_default=1,
+  .register_header_check=&register_header_check_fob
+};
+
+static const unsigned char sign_navnl[5]	= {'N','A','V','N','L'};
+static const unsigned char sign_navw[4]		= {'N','A','V','W'};
+static const unsigned char magic_codeunit[9]	= {'C','o','d','e','u','n','i','t',' '};
+static const unsigned char magic_dataport[9]	= {'D','a','t','a','p','o','r','t',' '};
+static const unsigned char magic_form[5]	= {'F','o','r','m',' '};
+static const unsigned char magic_menusuite[10]	= {'M','e','n','u','S','u','i','t','e',' '};
+static const unsigned char magic_report[7]	= {'R','e','p','o','r','t',' '};
+static const unsigned char magic_table[6]	= {'T','a','b','l','e',' '};
+static const unsigned char magic_xmlport[8]	= {'X','M','L','p','o','r','t',' '};
+
+static void register_header_check_fob(file_stat_t *file_stat)
+{
+  register_header_check(0, magic_codeunit,  sizeof(magic_codeunit), 	&header_check_fob, file_stat);
+  register_header_check(0, magic_dataport,  sizeof(magic_dataport), 	&header_check_fob, file_stat);
+  register_header_check(0, magic_form,      sizeof(magic_form), 	&header_check_fob, file_stat);
+  register_header_check(0, magic_menusuite, sizeof(magic_menusuite), 	&header_check_fob, file_stat);
+  register_header_check(0, magic_report,    sizeof(magic_report), 	&header_check_fob, file_stat);
+  register_header_check(0, magic_table,     sizeof(magic_table), 	&header_check_fob, file_stat);
+  register_header_check(0, magic_xmlport,   sizeof(magic_xmlport), 	&header_check_fob, 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)
+{
+  if((memcmp(buffer, magic_codeunit, sizeof(magic_codeunit))==0 ||
+      memcmp(buffer, magic_dataport, sizeof(magic_dataport))==0 ||
+      memcmp(buffer, magic_form, sizeof(magic_form))==0 ||
+      memcmp(buffer, magic_menusuite, sizeof(magic_menusuite))==0 ||
+      memcmp(buffer, magic_report, sizeof(magic_report))==0 ||
+      memcmp(buffer, magic_table, sizeof(magic_table))==0 ||
+      memcmp(buffer, magic_xmlport, sizeof(magic_xmlport))==0) &&
+      (td_memmem(buffer, buffer_size, sign_navnl, sizeof(sign_navnl))!=NULL ||
+       td_memmem(buffer, buffer_size, sign_navw, sizeof(sign_navw))!=NULL))
+  {
+    reset_file_recovery(file_recovery_new);
+    file_recovery_new->extension=file_hint_fob.extension;
+    return 1;
+  }
+  return 0;
+}