1 files changed, 98 insertions, 0 deletions
diff --git a/extra/mariabackup/datasink.h b/extra/mariabackup/datasink.h
new file mode 100644
index 00000000000..36a3d564a57
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+++ b/extra/mariabackup/datasink.h
@@ -0,0 +1,98 @@
+/******************************************************
+Copyright (c) 2011-2013 Percona LLC and/or its affiliates.
+
+Data sink interface.
+
+This program 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; version 2 of the License.
+
+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 to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+
+*******************************************************/
+
+#ifndef XB_DATASINK_H
+#define XB_DATASINK_H
+
+#include <my_global.h>
+#include <my_dir.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct datasink_struct;
+typedef struct datasink_struct datasink_t;
+
+typedef struct ds_ctxt {
+	datasink_t	*datasink;
+	char 		*root;
+	void		*ptr;
+	struct ds_ctxt	*pipe_ctxt;
+} ds_ctxt_t;
+
+typedef struct {
+	void		*ptr;
+	char		*path;
+	datasink_t	*datasink;
+} ds_file_t;
+
+struct datasink_struct {
+	ds_ctxt_t *(*init)(const char *root);
+	ds_file_t *(*open)(ds_ctxt_t *ctxt, const char *path, MY_STAT *stat);
+	int (*write)(ds_file_t *file, const void *buf, size_t len);
+	int (*close)(ds_file_t *file);
+	void (*deinit)(ds_ctxt_t *ctxt);
+};
+
+/* Supported datasink types */
+typedef enum {
+	DS_TYPE_STDOUT,
+	DS_TYPE_LOCAL,
+	DS_TYPE_ARCHIVE,
+	DS_TYPE_XBSTREAM,
+	DS_TYPE_COMPRESS,
+	DS_TYPE_ENCRYPT,
+	DS_TYPE_TMPFILE,
+	DS_TYPE_BUFFER
+} ds_type_t;
+
+/************************************************************************
+Create a datasink of the specified type */
+ds_ctxt_t *ds_create(const char *root, ds_type_t type);
+
+/************************************************************************
+Open a datasink file */
+ds_file_t *ds_open(ds_ctxt_t *ctxt, const char *path, MY_STAT *stat);
+
+/************************************************************************
+Write to a datasink file.
+@return 0 on success, 1 on error. */
+int ds_write(ds_file_t *file, const void *buf, size_t len);
+
+/************************************************************************
+Close a datasink file.
+@return 0 on success, 1, on error. */
+int ds_close(ds_file_t *file);
+
+/************************************************************************
+Destroy a datasink handle */
+void ds_destroy(ds_ctxt_t *ctxt);
+
+/************************************************************************
+Set the destination pipe for a datasink (only makes sense for compress and
+tmpfile). */
+void ds_set_pipe(ds_ctxt_t *ctxt, ds_ctxt_t *pipe_ctxt);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* XB_DATASINK_H */