PhotoRec: recover afdesign files

3 files changed, 81 insertions, 0 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 767991ad..0a043e53 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -37,6 +37,7 @@ file_C			= filegen.c \
 			  file_acb.c \
 			  file_ace.c \
 			  file_ado.c \
+			  file_afdesign.c \
 			  file_ahn.c \
 			  file_aif.c \
 			  file_all.c \
diff --git a/src/file_afdesign.c b/src/file_afdesign.c
new file mode 100644
index 00000000..af93b7c2
--- /dev/null
+++ b/src/file_afdesign.c
@@ -0,0 +1,78 @@
+/*
+
+    File: file_afdesign.c
+
+    Copyright (C) 2017 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 "common.h"
+#include "log.h"
+
+static void register_header_check_afdesign(file_stat_t *file_stat);
+
+const file_hint_t file_hint_afdesign= {
+  .extension="afdesign",
+  .description="afdesign",
+  .max_filesize=PHOTOREC_MAX_FILE_SIZE,
+  .recover=1,
+  .enable_by_default=1,
+  .register_header_check=&register_header_check_afdesign
+};
+
+/* http://nickbeeuwsaert.github.io/AFDesignLoad/file_format.html */
+struct afdesign_header
+{
+  uint32_t signature;
+  uint32_t version;
+  char     prsn[4];
+  char 	   info[4];
+  uint64_t fat_offset;
+  uint64_t fat_length;
+  uint64_t zlib_length;
+  uint64_t unused1;
+  uint32_t creation;
+  uint32_t unused2;
+  uint64_t fat_entries;
+  uint64_t fil_entries;
+};
+
+static int header_check_afdesign(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 struct afdesign_header *hdr=(const struct afdesign_header*)buffer;
+  if(memcmp(hdr->prsn, "nsrP", 4)!=0)
+    return 0;
+  reset_file_recovery(file_recovery_new);
+  file_recovery_new->extension=file_hint_afdesign.extension;
+  file_recovery_new->min_filesize=le64(hdr->zlib_length);
+  return 1;
+}
+
+static void register_header_check_afdesign(file_stat_t *file_stat)
+{
+  static const unsigned char afdesign_header[4]=  { 0x00, 0xff, 'K' , 'A'   };
+  register_header_check(0, afdesign_header, sizeof(afdesign_header), &header_check_afdesign, file_stat);
+}
diff --git a/src/file_list.c b/src/file_list.c
index e10aaa83..c07d9c86 100644
--- a/src/file_list.c
+++ b/src/file_list.c
@@ -38,6 +38,7 @@ extern const file_hint_t file_hint_accdb;
 extern const file_hint_t file_hint_ace;
 extern const file_hint_t file_hint_addressbook;
 extern const file_hint_t file_hint_ado;
+extern const file_hint_t file_hint_afdesign;
 extern const file_hint_t file_hint_ahn;
 extern const file_hint_t file_hint_aif;
 extern const file_hint_t file_hint_all;
@@ -365,6 +366,7 @@ file_enable_t list_file_enable[]=
   { .enable=0, .file_hint=&file_hint_ace  },
   { .enable=0, .file_hint=&file_hint_addressbook},
   { .enable=0, .file_hint=&file_hint_ado  },
+  { .enable=0, .file_hint=&file_hint_afdesign  },
   { .enable=0, .file_hint=&file_hint_ahn  },
   { .enable=0, .file_hint=&file_hint_aif  },
   { .enable=0, .file_hint=&file_hint_all  },