Adding upstream version 2:4.17.12+dfsg.upstream/2%4.17.12+dfsgupstream

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

1 files changed, 81 insertions, 0 deletions

diff --git a/ctdb/protocol/protocol_sock.c b/ctdb/protocol/protocol_sock.c
new file mode 100644
index 0000000..e32f087
--- /dev/null
+++ b/ctdb/protocol/protocol_sock.c
@@ -0,0 +1,81 @@
+/*
+   CTDB generic sock packet marshalling
+
+   Copyright (C) Amitay Isaacs  2017
+
+   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; either version 3 of the License, or
+   (at your option) any later version.
+
+   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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "replace.h"
+#include "system/network.h"
+
+#include <talloc.h>
+
+#include "protocol.h"
+#include "protocol_private.h"
+#include "protocol_api.h"
+
+size_t sock_packet_header_len(struct sock_packet_header *in)
+{
+	return ctdb_uint32_len(&in->length) +
+		ctdb_uint32_len(&in->reqid);
+}
+
+void sock_packet_header_push(struct sock_packet_header *in, uint8_t *buf,
+			     size_t *npush)
+{
+	size_t offset = 0, np;
+
+	ctdb_uint32_push(&in->length, buf+offset, &np);
+	offset += np;
+
+	ctdb_uint32_push(&in->reqid, buf+offset, &np);
+	offset += np;
+
+	*npush = offset;
+}
+
+int sock_packet_header_pull(uint8_t *buf, size_t buflen,
+			    struct sock_packet_header *out, size_t *npull)
+{
+	size_t offset = 0, np;
+	int ret;
+
+	ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->length, &np);
+	if (ret != 0) {
+		return ret;
+	}
+	offset += np;
+
+	ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->reqid, &np);
+	if (ret != 0) {
+		return ret;
+	}
+	offset += np;
+
+	*npull = offset;
+	return 0;
+}
+
+void sock_packet_header_set_reqid(struct sock_packet_header *h,
+				  uint32_t reqid)
+{
+	h->reqid = reqid;
+}
+
+void sock_packet_header_set_length(struct sock_packet_header *h,
+				   uint32_t length)
+{
+	h->length = length;
+}