imported KAME-DHCPv6 snapshot at 20051201KAME_20051201

1 files changed, 155 insertions, 0 deletions

diff --git a/common.h b/common.h
new file mode 100644
index 0000000..98488e8
--- /dev/null
+++ b/common.h
@@ -0,0 +1,155 @@
+/*	$KAME: common.h,v 1.42 2005/09/16 11:30:13 suz Exp $	*/
+/*
+ * Copyright (C) 1998 and 1999 WIDE Project.
+ * 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 name of the project 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 BY THE PROJECT AND CONTRIBUTORS ``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 PROJECT OR CONTRIBUTORS 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.
+ */
+
+#ifdef __KAME__
+#define IN6_IFF_INVALID (IN6_IFF_ANYCAST|IN6_IFF_TENTATIVE|\
+		IN6_IFF_DUPLICATED|IN6_IFF_DETACHED)
+#else
+#define IN6_IFF_INVALID (0)
+#endif
+
+#ifdef HAVE_ANSI_FUNC
+#define FNAME __func__
+#elif defined (HAVE_GCC_FUNCTION)
+#define FNAME __FUNCTION__
+#else
+#define FNAME ""
+#endif
+
+/* XXX: bsdi4 does not have TAILQ_EMPTY */
+#ifndef TAILQ_EMPTY
+#define	TAILQ_EMPTY(head) ((head)->tqh_first == NULL)
+#endif
+
+/* and linux *_FIRST and *_NEXT */
+#ifndef LIST_FIRST
+#define	LIST_FIRST(head)	((head)->lh_first)
+#endif
+#ifndef LIST_NEXT
+#define	LIST_NEXT(elm, field)	((elm)->field.le_next)
+#endif
+#ifndef TAILQ_FIRST
+#define	TAILQ_FIRST(head)	((head)->tqh_first)
+#endif
+#ifndef TAILQ_NEXT
+#define	TAILQ_NEXT(elm, field) ((elm)->field.tqe_next)
+#endif
+
+#ifndef SO_REUSEPORT
+#define SO_REUSEPORT SO_REUSEADDR
+#endif
+
+/* s*_len stuff */
+static __inline u_int8_t
+sysdep_sa_len (const struct sockaddr *sa)
+{
+#ifdef __linux__
+  switch (sa->sa_family)
+    {
+    case AF_INET:
+      return sizeof (struct sockaddr_in);
+    case AF_INET6:
+      return sizeof (struct sockaddr_in6);
+    }
+  return sizeof (struct sockaddr_in);
+#else
+  return sa->sa_len;
+#endif
+}
+
+extern int foreground;
+extern int debug_thresh;
+extern char *device;
+
+/* search option for dhcp6_find_listval() */
+#define MATCHLIST_PREFIXLEN 0x1
+
+/* common.c */
+typedef enum { IFADDRCONF_ADD, IFADDRCONF_REMOVE } ifaddrconf_cmd_t;
+extern int dhcp6_copy_list __P((struct dhcp6_list *, struct dhcp6_list *));
+extern void dhcp6_move_list __P((struct dhcp6_list *, struct dhcp6_list *));
+extern void dhcp6_clear_list __P((struct dhcp6_list *));
+extern void dhcp6_clear_listval __P((struct dhcp6_listval *));
+extern struct dhcp6_listval *dhcp6_find_listval __P((struct dhcp6_list *,
+    dhcp6_listval_type_t, void *, int));
+extern struct dhcp6_listval *dhcp6_add_listval __P((struct dhcp6_list *,
+    dhcp6_listval_type_t, void *, struct dhcp6_list *));
+extern int dhcp6_vbuf_copy __P((struct dhcp6_vbuf *, struct dhcp6_vbuf *));
+extern void dhcp6_vbuf_free __P((struct dhcp6_vbuf *));
+extern int dhcp6_vbuf_cmp __P((struct dhcp6_vbuf *, struct dhcp6_vbuf *));
+extern struct dhcp6_event *dhcp6_create_event __P((struct dhcp6_if *, int));
+extern void dhcp6_remove_event __P((struct dhcp6_event *));
+extern void dhcp6_remove_evdata __P((struct dhcp6_event *));
+extern struct authparam *new_authparam __P((int, int, int));
+extern struct authparam *copy_authparam __P((struct authparam *));
+extern int dhcp6_auth_replaycheck __P((int, u_int64_t, u_int64_t));
+extern int getifaddr __P((struct in6_addr *, char *, struct in6_addr *,
+			  int, int, int));
+extern int getifidfromaddr __P((struct in6_addr *, unsigned int *));
+extern int transmit_sa __P((int, struct sockaddr *, char *, size_t));
+extern long random_between __P((long, long));
+extern int prefix6_mask __P((struct in6_addr *, int));
+extern int sa6_plen2mask __P((struct sockaddr_in6 *, int));
+extern char *addr2str __P((struct sockaddr *));
+extern char *in6addr2str __P((struct in6_addr *, int));
+extern int in6_addrscopebyif __P((struct in6_addr *, char *));
+extern int in6_scope __P((struct in6_addr *));
+extern void setloglevel __P((int));
+extern void dprintf __P((int, const char *, const char *, ...));
+extern int get_duid __P((char *, struct duid *));
+extern void dhcp6_init_options __P((struct dhcp6_optinfo *));
+extern void dhcp6_clear_options __P((struct dhcp6_optinfo *));
+extern int dhcp6_copy_options __P((struct dhcp6_optinfo *,
+				   struct dhcp6_optinfo *));
+extern int dhcp6_get_options __P((struct dhcp6opt *, struct dhcp6opt *,
+				  struct dhcp6_optinfo *));
+extern int dhcp6_set_options __P((int, struct dhcp6opt *, struct dhcp6opt *,
+				  struct dhcp6_optinfo *));
+extern void dhcp6_set_timeoparam __P((struct dhcp6_event *));
+extern void dhcp6_reset_timer __P((struct dhcp6_event *));
+extern char *dhcp6optstr __P((int));
+extern char *dhcp6msgstr __P((int));
+extern char *dhcp6_stcodestr __P((u_int16_t));
+extern char *duidstr __P((struct duid *));
+extern char *dhcp6_event_statestr __P((struct dhcp6_event *));
+extern int get_rdvalue __P((int, void *, size_t));
+extern int duidcpy __P((struct duid *, struct duid *));
+extern int duidcmp __P((struct duid *, struct duid *));
+extern void duidfree __P((struct duid *));
+extern int ifaddrconf __P((ifaddrconf_cmd_t, char *, struct sockaddr_in6 *,
+			   int, int, int));
+
+/* missing */
+#ifndef HAVE_STRLCAT
+extern size_t strlcat __P((char *, const char *, size_t));
+#endif
+#ifndef HAVE_STRLCPY
+extern size_t strlcpy __P((char *, const char *, size_t));
+#endif