restore: added .mbn file support and bbfw handling

1 files changed, 52 insertions, 0 deletions

diff --git a/src/mbn.h b/src/mbn.h
new file mode 100644
index 0000000..a42a45b
--- /dev/null
+++ b/src/mbn.h
@@ -0,0 +1,52 @@
+/*
+ * mbn.h
+ * support for .mbn file format (found in .bbfw files)
+ *
+ * Copyright (c) 2012 Nikias Bassen. All Rights Reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+#ifndef MBN_H
+#define MBN_H
+
+#include <stdint.h>
+
+struct _mbn_header {
+	uint32_t type;           // the signed .mbn files have 0xA as value.
+	uint32_t unk_0x04;
+	uint32_t unk_0x08;
+	uint32_t unk_0x0c;
+	uint32_t data_size;       // data_size = total_size - sizeof(mbn_header)
+	uint32_t sig_offset; // real offset = enc_sig_offset & 0xFFFFFF00
+	uint32_t unk_0x18;
+	uint32_t unk_0x1c;
+	uint32_t unk_0x20;
+	uint32_t unk_0x24;
+} __attribute__((packed));
+typedef struct _mbn_header mbn_header;
+
+typedef struct {
+	mbn_header header;
+	uint32_t parsed_size;
+	uint32_t parsed_sig_offset;
+	void* data;
+	uint32_t size;
+} mbn_file;
+
+mbn_file* mbn_parse(unsigned char* data, unsigned int size);
+void mbn_free(mbn_file* mbn);
+int mbn_update_sig_blob(mbn_file* mbn, const unsigned char* data, unsigned int size);
+
+#endif