From ff4a9235feb4237854ff102c4dc7cf4645d6a116 Mon Sep 17 00:00:00 2001
From: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Date: Thu, 26 Sep 2019 17:21:44 +0200
Subject: Add file API stub to sqfs data writer
Basically move the state tracking from the old data writer over to
the new one.
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
---
include/sqfs/block.h | 26 +++++++++++++-------------
include/sqfs/data_writer.h | 6 ++++++
2 files changed, 19 insertions(+), 13 deletions(-)
(limited to 'include')
diff --git a/include/sqfs/block.h b/include/sqfs/block.h
index 5216fd7..0dee934 100644
--- a/include/sqfs/block.h
+++ b/include/sqfs/block.h
@@ -40,16 +40,6 @@ typedef enum {
*/
SQFS_BLK_DONT_COMPRESS = 0x0001,
- /**
- * @brief Indicates that an equeued block is the first block of a file.
- */
- SQFS_BLK_FIRST_BLOCK = 0x0002,
-
- /**
- * @brief Indicates that an equeued block is the last block of a file.
- */
- SQFS_BLK_LAST_BLOCK = 0x0004,
-
/**
* @brief Allign the block on disk to device block size.
*
@@ -60,13 +50,23 @@ typedef enum {
* If used with @ref SQFS_BLK_LAST_BLOCK, the output file is padded
* after writing the block.
*/
- SQFS_BLK_ALLIGN = 0x0008,
+ SQFS_BLK_ALLIGN = 0x0002,
+
+ /**
+ * @brief Indicates that an equeued block is the first block of a file.
+ */
+ SQFS_BLK_FIRST_BLOCK = 0x0800,
+
+ /**
+ * @brief Indicates that an equeued block is the last block of a file.
+ */
+ SQFS_BLK_LAST_BLOCK = 0x1000,
/**
* @brief Indicates that a block is a tail end of a file and the block
* processor should take care of fragment packing and accounting.
*/
- SQFS_BLK_IS_FRAGMENT = 0x0010,
+ SQFS_BLK_IS_FRAGMENT = 0x2000,
/**
* @brief Set by the block processor on fragment blocks that
@@ -82,7 +82,7 @@ typedef enum {
/**
* @brief The combination of all flags that are user settable.
*/
- SQFS_BLK_USER_SETTABLE_FLAGS = 0x001F,
+ SQFS_BLK_USER_SETTABLE_FLAGS = 0x0003,
} E_SQFS_BLK_FLAGS;
/**
diff --git a/include/sqfs/data_writer.h b/include/sqfs/data_writer.h
index cc99700..ffa3334 100644
--- a/include/sqfs/data_writer.h
+++ b/include/sqfs/data_writer.h
@@ -169,6 +169,10 @@ sqfs_data_writer_t *sqfs_data_writer_create(size_t max_block_size,
*/
SQFS_API void sqfs_data_writer_destroy(sqfs_data_writer_t *proc);
+SQFS_API int sqfs_data_writer_begin_file(sqfs_data_writer_t *proc,
+ sqfs_inode_generic_t *inode,
+ uint32_t flags);
+
/**
* @brief Add a block to be processed.
*
@@ -187,6 +191,8 @@ SQFS_API void sqfs_data_writer_destroy(sqfs_data_writer_t *proc);
SQFS_API int sqfs_data_writer_enqueue(sqfs_data_writer_t *proc,
sqfs_block_t *block);
+SQFS_API int sqfs_data_writer_end_file(sqfs_data_writer_t *proc);
+
/**
* @brief Wait for the works to finish and finally flush the current
* fragment block.
--
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