1 files changed, 72 insertions, 0 deletions
diff --git a/wsrep-lib/wsrep-API/v26/examples/node/socket.h b/wsrep-lib/wsrep-API/v26/examples/node/socket.h
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+++ b/wsrep-lib/wsrep-API/v26/examples/node/socket.h
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+/* Copyright (c) 2019, Codership Oy. All rights reserved.
+ *
+ * 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 St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+/**
+ * @file This unit implements auxiliary networking functions (for SST purposes)
+ *       It has nothing wsrep related and is not of general purpose.
+ */
+
+#ifndef NODE_SOCKET_H
+#define NODE_SOCKET_H
+
+#include <stddef.h> // size_t
+#include <stdint.h> // uint16_t
+
+typedef struct node_socket node_socket_t;
+
+/**
+ * Open listening socket at a given address
+ *
+ * @return listening socket
+ */
+extern node_socket_t*
+node_socket_listen(const char* host, uint16_t port);
+
+/**
+ * Connect to a given address.
+ *
+ * @return connected socket
+ */
+extern node_socket_t*
+node_socket_connect(const char* addr);
+
+/**
+ * Wait for connection on a listening socket
+ * @return connected socket
+ */
+extern node_socket_t*
+node_socket_accept(node_socket_t* s);
+
+/**
+ * Send a given number of bytes
+ * @return 0 or a negative error code
+ */
+extern int
+node_socket_send_bytes(node_socket_t* s, const void* buf, size_t len);
+
+/**
+ * Receive a given number of bytes
+ * @return 0 or a negative error code
+ */
+extern int
+node_socket_recv_bytes(node_socket_t* s, void* buf, size_t len);
+
+/**
+ * Release all recources associated with the socket */
+extern void
+node_socket_close(node_socket_t* s);
+
+#endif /* NODE_SOCKET_H */