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-rw-r--r--lib/sqfs/blk_proc/internal.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/lib/sqfs/blk_proc/internal.h b/lib/sqfs/blk_proc/internal.h
index 1c33999..85c7783 100644
--- a/lib/sqfs/blk_proc/internal.h
+++ b/lib/sqfs/blk_proc/internal.h
@@ -9,8 +9,64 @@
#include "sqfs/error.h"
#include "util.h"
+#include <string.h>
+#include <stdlib.h>
+
+#ifdef WITH_PTHREAD
+#include <pthread.h>
+#endif
+
+#ifdef WITH_PTHREAD
+typedef struct {
+ sqfs_block_processor_t *shared;
+ sqfs_compressor_t *cmp;
+ pthread_t thread;
+ uint8_t scratch[];
+} compress_worker_t;
+#endif
+
+struct sqfs_block_processor_t {
+ /* synchronization primitives */
+#ifdef WITH_PTHREAD
+ pthread_mutex_t mtx;
+ pthread_cond_t queue_cond;
+ pthread_cond_t done_cond;
+#endif
+
+ /* needs rw access by worker and main thread */
+ sqfs_block_t *queue;
+ sqfs_block_t *queue_last;
+
+ sqfs_block_t *done;
+ bool terminate;
+ size_t backlog;
+
+ /* used by main thread only */
+ uint32_t enqueue_id;
+ uint32_t dequeue_id;
+
+ unsigned int num_workers;
+ sqfs_block_cb cb;
+ void *user;
+ int status;
+ size_t max_backlog;
+
+ /* used only by workers */
+ size_t max_block_size;
+
+#ifdef WITH_PTHREAD
+ compress_worker_t *workers[];
+#else
+ sqfs_compressor_t *cmp;
+ uint8_t scratch[];
+#endif
+};
+
SQFS_INTERNAL
int sqfs_block_process(sqfs_block_t *block, sqfs_compressor_t *cmp,
uint8_t *scratch, size_t scratch_size);
+SQFS_INTERNAL int process_completed_blocks(sqfs_block_processor_t *proc,
+ sqfs_block_t *queue);
+
#endif /* INTERNAL_H */