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

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

1 files changed, 77 insertions, 0 deletions

diff --git a/wsrep-lib/wsrep-API/v26/wsrep_gtid.c b/wsrep-lib/wsrep-API/v26/wsrep_gtid.c
new file mode 100644
index 00000000..2b6dfb90
--- /dev/null
+++ b/wsrep-lib/wsrep-API/v26/wsrep_gtid.c
@@ -0,0 +1,77 @@
+/* Copyright (C) 2013 Codership Oy <info@codersihp.com>
+
+   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+/*! @file Helper functions to deal with GTID string representations */
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <inttypes.h>
+#include <limits.h>
+
+#include "wsrep_api.h"
+
+/*!
+ * Read GTID from string
+ * @return length of GTID string representation or -EINVAL in case of error
+ */
+int
+wsrep_gtid_scan(const char* str, size_t str_len, wsrep_gtid_t* gtid)
+{
+    int offset;
+    char* endptr;
+    if (str_len > INT_MAX) return -EINVAL;
+
+    if ((offset = wsrep_uuid_scan(str, str_len, &gtid->uuid)) > 0 &&
+        offset < (int)str_len && str[offset] == ':') {
+        ++offset;
+        if (offset < (int)str_len)
+        {
+            errno = 0;
+            gtid->seqno = strtoll(str + offset, &endptr, 0);
+
+            if (errno == 0) {
+                return (int)(endptr - str);
+            }
+        }
+    }
+    *gtid = WSREP_GTID_UNDEFINED;
+    return -EINVAL;
+}
+
+/*!
+ * Write GTID to string
+ * @return length of GTID string representation or -EMSGSIZE if string is too
+ *         short
+ */
+int
+wsrep_gtid_print(const wsrep_gtid_t* gtid, char* str, size_t str_len)
+{
+    int offset, ret;
+    if (str_len > INT_MAX) return -EINVAL;
+
+    if ((offset = wsrep_uuid_print(&gtid->uuid, str, str_len)) > 0)
+    {
+        ret = snprintf(str + offset, (size_t)((int)str_len - offset),
+                       ":%" PRId64, gtid->seqno);
+        if (ret <= ((int)str_len - offset)) {
+            return (offset + ret);
+        }
+
+    }
+
+    return -EMSGSIZE;
+}