Add some missing network functionality; grabbed from libc-5.3.12.

1 files changed, 41 insertions, 0 deletions

diff --git a/libc/inet/getnetbynm.c b/libc/inet/getnetbynm.c
new file mode 100644
index 000000000..8d60964b0
--- /dev/null
+++ b/libc/inet/getnetbynm.c
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 1983 Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the University of California, Berkeley.  The name of the
+ * University may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#include <netdb.h>
+#include <string.h>
+
+extern int _net_stayopen;
+
+struct netent *
+getnetbyname(const char *name)
+{
+	register struct netent *p;
+	register char **cp;
+
+	setnetent(_net_stayopen);
+	while ((p = getnetent())) {
+		if (strcmp(p->n_name, name) == 0)
+			break;
+		for (cp = p->n_aliases; *cp != 0; cp++)
+			if (strcmp(*cp, name) == 0)
+				goto found;
+	}
+found:
+	if (!_net_stayopen)
+		endnetent();
+	return (p);
+}