Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 130 insertions, 0 deletions

diff --git a/extra/mariabackup/datasink.cc b/extra/mariabackup/datasink.cc
new file mode 100644
index 00000000..a576526d
--- /dev/null
+++ b/extra/mariabackup/datasink.cc
@@ -0,0 +1,130 @@
+/******************************************************
+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  02110-1335  USA
+
+*******************************************************/
+
+#include <my_global.h>
+#include <my_base.h>
+#include "common.h"
+#include "datasink.h"
+#include "ds_compress.h"
+#include "ds_xbstream.h"
+#include "ds_local.h"
+#include "ds_stdout.h"
+#include "ds_tmpfile.h"
+#include "ds_buffer.h"
+
+/************************************************************************
+Create a datasink of the specified type */
+ds_ctxt_t *
+ds_create(const char *root, ds_type_t type)
+{
+	datasink_t	*ds;
+	ds_ctxt_t	*ctxt;
+
+	switch (type) {
+	case DS_TYPE_STDOUT:
+		ds = &datasink_stdout;
+		break;
+	case DS_TYPE_LOCAL:
+		ds = &datasink_local;
+		break;
+	case DS_TYPE_XBSTREAM:
+		ds = &datasink_xbstream;
+		break;
+	case DS_TYPE_COMPRESS:
+		ds = &datasink_compress;
+		break;
+	case DS_TYPE_ENCRYPT:
+  case DS_TYPE_DECRYPT:
+		die("mariabackup does not support encrypted backups.");
+		break;
+
+	case DS_TYPE_TMPFILE:
+		ds = &datasink_tmpfile;
+		break;
+	case DS_TYPE_BUFFER:
+		ds = &datasink_buffer;
+		break;
+	default:
+		msg("Unknown datasink type: %d", type);
+		xb_ad(0);
+		return NULL;
+	}
+
+	ctxt = ds->init(root);
+	if (ctxt != NULL) {
+		ctxt->datasink = ds;
+	} else {
+		die("failed to initialize datasink.");
+	}
+
+	return ctxt;
+}
+
+/************************************************************************
+Open a datasink file */
+ds_file_t *
+ds_open(ds_ctxt_t *ctxt, const char *path, MY_STAT *stat)
+{
+	ds_file_t	*file;
+
+	file = ctxt->datasink->open(ctxt, path, stat);
+	if (file != NULL) {
+		file->datasink = ctxt->datasink;
+	}
+
+	return file;
+}
+
+/************************************************************************
+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)
+{
+	if (len == 0) {
+		return 0;
+	}
+	return file->datasink->write(file, (const uchar *)buf, len);
+}
+
+/************************************************************************
+Close a datasink file.
+@return 0 on success, 1, on error. */
+int
+ds_close(ds_file_t *file)
+{
+	return file->datasink->close(file);
+}
+
+/************************************************************************
+Destroy a datasink handle */
+void
+ds_destroy(ds_ctxt_t *ctxt)
+{
+	ctxt->datasink->deinit(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)
+{
+	ctxt->pipe_ctxt = pipe_ctxt;
+}