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authorChristophe Grenier <grenier@cgsecurity.org>2017-07-05 09:37:42 +0200
committerChristophe Grenier <grenier@cgsecurity.org>2017-07-05 09:37:42 +0200
commit487579f04c7758741d8a65ca3cd516641d57baf3 (patch)
treebccb0c9398e425c66dfbbbc2cb880cb6280d5de5 /src
parent193dea80a28e19bfcabf3508872350d1895734ca (diff)
PhotoRec: recover afdesign files
Diffstat (limited to 'src')
-rw-r--r--src/Makefile.am1
-rw-r--r--src/file_afdesign.c78
-rw-r--r--src/file_list.c2
3 files changed, 81 insertions, 0 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index 767991a..0a043e5 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 0000000..af93b7c
--- /dev/null
+++ b/src/file_afdesign.c
@@ -0,0 +1,78 @@
+/*
+
+ File: file_afdesign.c
+
+ Copyright (C) 2017 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"
+#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 e10aaa8..c07d9c8 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 },