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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-04-30 12:00:48 +0200
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2019-05-02 12:40:06 +0200
commit0e3c3e7f8dc80c37a80d14942621206c0c4f7de3 (patch)
tree1037dda7f72bafc0c249b5c9b659b03ec1b4cd8a /mkfs/meta_writer.h
parentc1efe73569d429b49a9e6e1c9c72b947d414270c (diff)
Add meta data writer
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'mkfs/meta_writer.h')
-rw-r--r--mkfs/meta_writer.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/mkfs/meta_writer.h b/mkfs/meta_writer.h
new file mode 100644
index 0000000..bfa4160
--- /dev/null
+++ b/mkfs/meta_writer.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+#ifndef META_WRITER_H
+#define META_WRITER_H
+
+#include "squashfs.h"
+#include "compress.h"
+
+typedef struct {
+ uint8_t data[SQFS_META_BLOCK_SIZE + 2];
+ size_t offset;
+ size_t block_offset;
+ int outfd;
+ compressor_t *cmp;
+} meta_writer_t;
+
+meta_writer_t *meta_writer_create(int fd, compressor_t *cmp);
+
+void meta_writer_destroy(meta_writer_t *m);
+
+int meta_writer_flush(meta_writer_t *m);
+
+int meta_writer_append(meta_writer_t *m, const void *data, size_t size);
+
+#endif /* META_WRITER_H */