1 files changed, 83 insertions, 0 deletions
diff --git a/src/common/cidr.h b/src/common/cidr.h
new file mode 100644
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--- /dev/null
+++ b/src/common/cidr.h
@@ -0,0 +1,83 @@
+/* $Id: cidr.h 2423 2010-03-13 07:09:49Z aturner $ */
+
+/*
+ * Copyright (c) 2001-2010 Aaron Turner.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the names of the copyright owners nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+ * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "cache.h"
+
+#ifndef __CIDR_H__
+#define __CIDR_H__
+
+struct tcpr_cidr_s {
+    int family;                 /* AF_INET or AF_INET6 */
+    union {
+    u_int32_t network;
+        struct tcpr_in6_addr network6;
+    } u;
+    int masklen;
+    struct tcpr_cidr_s *next;
+};
+
+typedef struct tcpr_cidr_s tcpr_cidr_t;
+
+struct tcpr_cidrmap_s {
+    tcpr_cidr_t *from;
+    tcpr_cidr_t *to;
+    struct tcpr_cidrmap_s *next;
+};
+typedef struct tcpr_cidrmap_s tcpr_cidrmap_t;
+
+int ip_in_cidr(const tcpr_cidr_t *, const unsigned long);
+int check_ip_cidr(tcpr_cidr_t *, const unsigned long);
+int check_ip6_cidr(tcpr_cidr_t *, const struct tcpr_in6_addr *addr);
+int parse_cidr(tcpr_cidr_t **, char *, char *delim);
+int parse_cidr_map(tcpr_cidrmap_t **, const char *);
+int parse_endpoints(tcpr_cidrmap_t **, tcpr_cidrmap_t **, const char *);
+u_char *ip2cidr(const unsigned long, const int);
+void add_cidr(tcpr_cidr_t **, tcpr_cidr_t **);
+tcpr_cidr_t *new_cidr(void);
+tcpr_cidrmap_t *new_cidr_map(void);
+void destroy_cidr(tcpr_cidr_t *);
+void print_cidr(tcpr_cidr_t *);
+char *cidr2iplist(tcpr_cidr_t *, char);
+
+int ip6_in_cidr(const tcpr_cidr_t * mycidr, const struct tcpr_in6_addr *addr);
+int check_ip6_cidr(tcpr_cidr_t *, const struct tcpr_in6_addr *addr);
+
+#endif
+
+/*
+ Local Variables:
+ mode:c
+ indent-tabs-mode:nil
+ c-basic-offset:4
+ End:
+*/
+