From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001
From: Vladimir Azarov <avm@intermediate-node.net>
Date: Tue, 1 Oct 2024 15:47:05 +0200
Subject: Initial version

---
 src/misc/getdomainname.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 src/misc/getdomainname.c

(limited to 'src/misc/getdomainname.c')

diff --git a/src/misc/getdomainname.c b/src/misc/getdomainname.c
new file mode 100644
index 0000000..59df566
--- /dev/null
+++ b/src/misc/getdomainname.c
@@ -0,0 +1,17 @@
+#define _GNU_SOURCE
+#include <unistd.h>
+#include <sys/utsname.h>
+#include <string.h>
+#include <errno.h>
+
+int getdomainname(char *name, size_t len)
+{
+	struct utsname temp;
+	uname(&temp);
+	if (!len || strlen(temp.domainname) >= len) {
+		errno = EINVAL;
+		return -1;
+	}
+	strcpy(name, temp.domainname);
+	return 0;
+}
-- 
cgit v1.2.3