1 files changed, 37 insertions, 0 deletions
diff --git a/parse.h b/parse.h
new file mode 100644
index 0000000..257b9c5
--- /dev/null
+++ b/parse.h
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+/* SPDX-License-Identifier: GPL-2.0-or-later
+ * Copyright Red Hat
+ * Author: David Gibson <david@gibson.dropbear.id.au>
+ */
+
+#ifndef PARSE_H
+#define PARSE_H
+
+#include <stdbool.h>
+#include <netinet/in.h>
+
+union inany_addr;
+
+/**
+ * port_range() - Represents a non-empty range of ports
+ * @first:	First port number in the range
+ * @last:	Last port number in the range (inclusive)
+ *
+ * Invariant:	@last >= @first
+ */
+struct port_range {
+	in_port_t first, last;
+};
+
+bool parse_literal(const char **cursor, const char *lit);
+bool parse_eoi(const char *cursor);
+bool parse_unsigned(const char **cursor, int base, unsigned long *valp);
+bool parse_port_range(const char **cursor, struct port_range *range);
+bool parse_ipv4(const char **cursor, struct in_addr *abuf);
+bool parse_inany_(const char **cursor, union inany_addr *addr,
+		  sa_family_t *parse_af);
+
+#define parse_inany(cursor, addr)	parse_inany_((cursor), (addr), NULL)
+
+bool parse_ifspec(const char **cursor, char *ifname);
+
+#endif /* _PARSE_H */