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authorChristophe Grenier <grenier@cgsecurity.org>2015-06-12 19:51:43 +0200
committerChristophe Grenier <grenier@cgsecurity.org>2015-06-12 19:51:43 +0200
commit2b460a04790c76a1bd482320ea7c8eabdc708809 (patch)
treeda6ae9cbd3cf892efdd4b628efafa3139b510560 /src/file_jsonlz4.c
parent6a484922e332a95fe3ab4900ed1bcee8fcf01d04 (diff)
PhotoRec: recover Mozilla bookmarks .jsonlz4
Diffstat (limited to 'src/file_jsonlz4.c')
-rw-r--r--src/file_jsonlz4.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/src/file_jsonlz4.c b/src/file_jsonlz4.c
new file mode 100644
index 0000000..51f993c
--- /dev/null
+++ b/src/file_jsonlz4.c
@@ -0,0 +1,62 @@
+/*
+
+ File: file_jsonlz4.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"
+#include "common.h"
+
+static void register_header_check_jsonlz4(file_stat_t *file_stat);
+
+const file_hint_t file_hint_jsonlz4= {
+ .extension="jsonlz4",
+ .description="Mozilla bookmarks",
+ .min_header_distance=0,
+ .max_filesize=PHOTOREC_MAX_SIZE_32,
+ .recover=1,
+ .enable_by_default=1,
+ .register_header_check=&register_header_check_jsonlz4
+};
+
+static int header_check_jsonlz4(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 uint32_t *uncompressed_size=(const uint32_t *)&buffer[8];
+ if(le32(*uncompressed_size)==0)
+ return 0;
+ reset_file_recovery(file_recovery_new);
+ file_recovery_new->extension=file_hint_jsonlz4.extension;
+ file_recovery_new->calculated_file_size=le32(*uncompressed_size);
+ file_recovery_new->data_check=&data_check_size;
+ file_recovery_new->file_check=&file_check_size_lax;
+ return 1;
+}
+
+static void register_header_check_jsonlz4(file_stat_t *file_stat)
+{
+ register_header_check(0, "mozLz40", 8, &header_check_jsonlz4, file_stat);
+}