init

db_include/libpq/ifaddr.h

@@ -0,0 +1,30 @@
+/*-------------------------------------------------------------------------
+ *
+ * ifaddr.h
+ *	  IP netmask calculations, and enumerating network interfaces.
+ *
+ * Copyright (c) 2003-2021, PostgreSQL Global Development Group
+ *
+ * src/include/libpq/ifaddr.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef IFADDR_H
+#define IFADDR_H
+
+#include "libpq/pqcomm.h"		/* pgrminclude ignore */
+
+typedef void (*PgIfAddrCallback) (struct sockaddr *addr,
+								  struct sockaddr *netmask,
+								  void *cb_data);
+
+extern int	pg_range_sockaddr(const struct sockaddr_storage *addr,
+							  const struct sockaddr_storage *netaddr,
+							  const struct sockaddr_storage *netmask);
+
+extern int	pg_sockaddr_cidr_mask(struct sockaddr_storage *mask,
+								  char *numbits, int family);
+
+extern int	pg_foreach_ifaddr(PgIfAddrCallback callback, void *cb_data);
+
+#endif							/* IFADDR_H */