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authorChristophe Grenier <grenier@cgsecurity.org>2015-09-03 07:54:26 +0200
committerChristophe Grenier <grenier@cgsecurity.org>2015-09-03 07:54:26 +0200
commit704ab73dd80ef78c302bf4da1d2fb03f0f112cf0 (patch)
tree0e2369ec82b1c3ab68f5862e926bbcdbc889f693 /src/file_wee.c
parent4868b6e26bee066f33f37cd6c7c43c8a9765c25f (diff)
PhotoRec: recover weecast .wee files
Diffstat (limited to 'src/file_wee.c')
-rw-r--r--src/file_wee.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/src/file_wee.c b/src/file_wee.c
new file mode 100644
index 0000000..5f4059c
--- /dev/null
+++ b/src/file_wee.c
@@ -0,0 +1,68 @@
+/*
+
+ File: file_wee.c
+
+ Copyright (C) 2015 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_wee(file_stat_t *file_stat);
+
+const file_hint_t file_hint_wee= {
+ .extension="wee",
+ .description="weecast",
+ .max_filesize=PHOTOREC_MAX_FILE_SIZE,
+ .recover=1,
+ .enable_by_default=1,
+ .register_header_check=&register_header_check_wee
+};
+
+static void file_check_wee(file_recovery_t *file_recovery)
+{
+ const unsigned char wee_footer[7]= {
+ 'W' , 'E' , 'E' , 'X' , 0x21, 0x01, 0x00
+ };
+ file_search_footer(file_recovery, wee_footer, sizeof(wee_footer), 17);
+}
+
+static int header_check_wee(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[0x1a]!=0xa || memcmp(&buffer[0x1b], "onMetaData", 0x0a)!=0)
+ return 0;
+ reset_file_recovery(file_recovery_new);
+ file_recovery_new->extension=file_hint_wee.extension;
+ file_recovery_new->file_check=&file_check_wee;
+ return 1;
+}
+
+static void register_header_check_wee(file_stat_t *file_stat)
+{
+ static const unsigned char wee_header[7]= {
+ 'W' , 'E' , 'E' , 'X' , 0x21, 0x01, 0x00
+ };
+ register_header_check(0, wee_header, sizeof(wee_header), &header_check_wee, file_stat);
+}