From e90d606f0ad56146e8686acfdfd357005fa5b4a6 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Tue, 15 Jan 2013 22:39:51 +0100
Subject: socket_util: convert to C++

---
 src/SocketUtil.cxx | 102 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 src/SocketUtil.cxx

(limited to 'src/SocketUtil.cxx')

diff --git a/src/SocketUtil.cxx b/src/SocketUtil.cxx
new file mode 100644
index 00000000..6974c0df
--- /dev/null
+++ b/src/SocketUtil.cxx
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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 2 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "SocketUtil.hxx"
+#include "fd_util.h"
+
+#include <glib.h>
+
+#include <errno.h>
+#include <unistd.h>
+
+#ifndef G_OS_WIN32
+#include <sys/socket.h>
+#else /* G_OS_WIN32 */
+#include <ws2tcpip.h>
+#include <winsock.h>
+#endif /* G_OS_WIN32 */
+
+#ifdef HAVE_IPV6
+#include <string.h>
+#endif
+
+static GQuark
+listen_quark(void)
+{
+	return g_quark_from_static_string("listen");
+}
+
+int
+socket_bind_listen(int domain, int type, int protocol,
+		   const struct sockaddr *address, size_t address_length,
+		   int backlog,
+		   GError **error)
+{
+	int fd, ret;
+	const int reuse = 1;
+
+	fd = socket_cloexec_nonblock(domain, type, protocol);
+	if (fd < 0) {
+		g_set_error(error, listen_quark(), errno,
+			    "Failed to create socket: %s", g_strerror(errno));
+		return -1;
+	}
+
+	ret = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
+			 (const char *) &reuse, sizeof(reuse));
+	if (ret < 0) {
+		g_set_error(error, listen_quark(), errno,
+			    "setsockopt() failed: %s", g_strerror(errno));
+		close_socket(fd);
+		return -1;
+	}
+
+	ret = bind(fd, address, address_length);
+	if (ret < 0) {
+		g_set_error(error, listen_quark(), errno,
+			    "%s", g_strerror(errno));
+		close_socket(fd);
+		return -1;
+	}
+
+	ret = listen(fd, backlog);
+	if (ret < 0) {
+		g_set_error(error, listen_quark(), errno,
+			    "listen() failed: %s", g_strerror(errno));
+		close_socket(fd);
+		return -1;
+	}
+
+#ifdef HAVE_STRUCT_UCRED
+	setsockopt(fd, SOL_SOCKET, SO_PASSCRED,
+		   (const char *) &reuse, sizeof(reuse));
+#endif
+
+	return fd;
+}
+
+int
+socket_keepalive(int fd)
+{
+	const int reuse = 1;
+
+	return setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE,
+			  (const char *)&reuse, sizeof(reuse));
+}
-- 
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