Seperate init specific code from utility code

Signed-off-by: David Oberhollenzer <david.oberhollenzer@tele2.at>

1 files changed, 50 insertions, 0 deletions

diff --git a/lib/init/opensock.c b/lib/init/opensock.c
new file mode 100644
index 0000000..0c2bf56
--- /dev/null
+++ b/lib/init/opensock.c
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/*
+ * Copyright (C) 2018 - David Oberhollenzer
+ *
+ * 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 <https://www.gnu.org/licenses/>.
+ */
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdio.h>
+
+#include "telinit.h"
+
+int opensock(void)
+{
+	struct sockaddr_un un;
+	int fd;
+
+	fd = socket(AF_UNIX, SOCK_STREAM, 0);
+	if (fd < 0) {
+		perror("socket");
+		return -1;
+	}
+
+	memset(&un, 0, sizeof(un));
+	un.sun_family = AF_UNIX;
+
+	strcpy(un.sun_path, INITSOCK);
+
+	if (connect(fd, (struct sockaddr *)&un, sizeof(un))) {
+		perror("connect: " INITSOCK);
+		close(fd);
+		return -1;
+	}
+
+	return fd;
+}