From 0161ab2906078954210e2fdc4a9d3fab053a377a Mon Sep 17 00:00:00 2001
From: Christophe Grenier <grenier@cgsecurity.org>
Date: Sat, 22 Sep 2012 12:15:51 +0200
Subject: [PATCH] PhotoRec: recover .ado Adobe Duotone Options

---
 src/Makefile.am |  1 +
 src/file_ado.c  | 57 +++++++++++++++++++++++++++++++++++++++++++++++++
 src/file_list.c |  2 ++
 3 files changed, 60 insertions(+)
 create mode 100644 src/file_ado.c

diff --git a/src/Makefile.am b/src/Makefile.am
index 023d371e..6dcd9522 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -35,6 +35,7 @@ file_C			= filegen.c \
 			  file_abr.c \
 			  file_acb.c \
 			  file_ace.c \
+			  file_ado.c \
 			  file_ahn.c \
 			  file_aif.c \
 			  file_all.c \
diff --git a/src/file_ado.c b/src/file_ado.c
new file mode 100644
index 00000000..c9855fab
--- /dev/null
+++ b/src/file_ado.c
@@ -0,0 +1,57 @@
+/*
+
+    File: file_ado.c
+
+    Copyright (C) 2012 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_ado(file_stat_t *file_stat);
+
+const file_hint_t file_hint_ado= {
+  .extension="ado",
+  .description="Adobe Duotone Options",
+  .min_header_distance=0,
+  .max_filesize=PHOTOREC_MAX_FILE_SIZE,
+  .recover=1,
+  .enable_by_default=1,
+  .register_header_check=&register_header_check_ado
+};
+
+static int header_check_ado(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(buffer[0]!=0 || buffer[1]!=1)
+    return 0;
+  reset_file_recovery(file_recovery_new);
+  file_recovery_new->extension=file_hint_ado.extension;
+  return 1;
+}
+
+static void register_header_check_ado(file_stat_t *file_stat)
+{
+  register_header_check(0x2c, "\5Black\0\0", 8, &header_check_ado, file_stat);
+}
diff --git a/src/file_list.c b/src/file_list.c
index 0459733c..0e788739 100644
--- a/src/file_list.c
+++ b/src/file_list.c
@@ -37,6 +37,7 @@ extern const file_hint_t file_hint_acb;
 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_ahn;
 extern const file_hint_t file_hint_aif;
 extern const file_hint_t file_hint_all;
@@ -295,6 +296,7 @@ file_enable_t list_file_enable[]=
   { .enable=0, .file_hint=&file_hint_accdb},
   { .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_ahn  },
   { .enable=0, .file_hint=&file_hint_aif  },
   { .enable=0, .file_hint=&file_hint_all  },