* Copyright (c) 2000-2008 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- *
+ *
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
- *
+ *
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
- *
+ *
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
- *
+ *
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
*/
#ifndef _RADIX_H_
-#define _RADIX_H_
+#define _RADIX_H_
#include <sys/appleapiopts.h>
#ifdef PRIVATE
*/
struct radix_node {
- struct radix_mask *rn_mklist; /* list of masks contained in subtree */
- struct radix_node *rn_parent; /* parent */
- short rn_bit; /* bit offset; -1-index(netmask) */
- char rn_bmask; /* node: mask for bit test*/
- u_char rn_flags; /* enumerated next */
-#define RNF_NORMAL 1 /* leaf contains normal route */
-#define RNF_ROOT 2 /* leaf is root leaf for tree */
-#define RNF_ACTIVE 4 /* This node is alive (for rtfree) */
+ struct radix_mask *rn_mklist; /* list of masks contained in subtree */
+ struct radix_node *rn_parent; /* parent */
+ short rn_bit; /* bit offset; -1-index(netmask) */
+ char rn_bmask; /* node: mask for bit test*/
+ u_char rn_flags; /* enumerated next */
+#define RNF_NORMAL 1 /* leaf contains normal route */
+#define RNF_ROOT 2 /* leaf is root leaf for tree */
+#define RNF_ACTIVE 4 /* This node is alive (for rtfree) */
union {
- struct { /* leaf only data: */
- caddr_t rn_Key; /* object of search */
- caddr_t rn_Mask; /* netmask, if present */
- struct radix_node *rn_Dupedkey;
+ struct { /* leaf only data: */
+ caddr_t rn_Key; /* object of search */
+ caddr_t rn_Mask; /* netmask, if present */
+ struct radix_node *rn_Dupedkey;
} rn_leaf;
- struct { /* node only data: */
- int rn_Off; /* where to start compare */
- struct radix_node *rn_L;/* progeny */
- struct radix_node *rn_R;/* progeny */
+ struct { /* node only data: */
+ int rn_Off; /* where to start compare */
+ struct radix_node *rn_L;/* progeny */
+ struct radix_node *rn_R;/* progeny */
} rn_node;
- } rn_u;
+ } rn_u;
#ifdef RN_DEBUG
int rn_info;
struct radix_node *rn_twin;
};
#endif
-#define rn_dupedkey rn_u.rn_leaf.rn_Dupedkey
-#define rn_key rn_u.rn_leaf.rn_Key
-#define rn_mask rn_u.rn_leaf.rn_Mask
-#define rn_offset rn_u.rn_node.rn_Off
-#define rn_left rn_u.rn_node.rn_L
-#define rn_right rn_u.rn_node.rn_R
+#define rn_dupedkey rn_u.rn_leaf.rn_Dupedkey
+#define rn_key rn_u.rn_leaf.rn_Key
+#define rn_mask rn_u.rn_leaf.rn_Mask
+#define rn_offset rn_u.rn_node.rn_Off
+#define rn_left rn_u.rn_node.rn_L
+#define rn_right rn_u.rn_node.rn_R
/*
* Annotations to tree concerning potential routes applying to subtrees.
*/
struct radix_mask {
- short rm_bit; /* bit offset; -1-index(netmask) */
- char rm_unused; /* cf. rn_bmask */
- u_char rm_flags; /* cf. rn_flags */
- struct radix_mask *rm_mklist; /* more masks to try */
- union {
- caddr_t rmu_mask; /* the mask */
- struct radix_node *rmu_leaf; /* for normal routes */
- } rm_rmu;
- int rm_refs; /* # of references to this struct */
+ short rm_bit; /* bit offset; -1-index(netmask) */
+ char rm_unused; /* cf. rn_bmask */
+ u_char rm_flags; /* cf. rn_flags */
+ struct radix_mask *rm_mklist; /* more masks to try */
+ union {
+ caddr_t rmu_mask; /* the mask */
+ struct radix_node *rmu_leaf; /* for normal routes */
+ } rm_rmu;
+ int rm_refs; /* # of references to this struct */
};
-#define rm_mask rm_rmu.rmu_mask
-#define rm_leaf rm_rmu.rmu_leaf /* extra field would make 32 bytes */
+#define rm_mask rm_rmu.rmu_mask
+#define rm_leaf rm_rmu.rmu_leaf /* extra field would make 32 bytes */
#define MKGet(m) {\
if (rn_mkfreelist) {\
- m = rn_mkfreelist; \
- rn_mkfreelist = (m)->rm_mklist; \
+ m = rn_mkfreelist; \
+ rn_mkfreelist = (m)->rm_mklist; \
} else \
- R_Malloc(m, struct radix_mask *, sizeof (*(m))); }\
+ R_Malloc(m, struct radix_mask *, sizeof (*(m))); }\
#define MKFree(m) { (m)->rm_mklist = rn_mkfreelist; rn_mkfreelist = (m);}
typedef int rn_matchf_t(struct radix_node *, void *);
struct radix_node_head {
- struct radix_node *rnh_treetop;
- int rnh_addrsize; /* permit, but not require fixed keys */
- int rnh_pktsize; /* permit, but not require fixed keys */
- struct radix_node *(*rnh_addaddr) /* add based on sockaddr */
- (void *v, void *mask,
- struct radix_node_head *head, struct radix_node nodes[]);
- struct radix_node *(*rnh_addpkt) /* add based on packet hdr */
- (void *v, void *mask,
- struct radix_node_head *head, struct radix_node nodes[]);
- struct radix_node *(*rnh_deladdr) /* remove based on sockaddr */
- (void *v, void *mask, struct radix_node_head *head);
- struct radix_node *(*rnh_delpkt) /* remove based on packet hdr */
- (void *v, void *mask, struct radix_node_head *head);
- struct radix_node *(*rnh_matchaddr) /* locate based on sockaddr */
- (void *v, struct radix_node_head *head);
+ struct radix_node *rnh_treetop;
+ int rnh_addrsize; /* permit, but not require fixed keys */
+ int rnh_pktsize; /* permit, but not require fixed keys */
+ struct radix_node *(*rnh_addaddr) /* add based on sockaddr */
+ (void *v, void *mask,
+ struct radix_node_head *head, struct radix_node nodes[]);
+ struct radix_node *(*rnh_addpkt) /* add based on packet hdr */
+ (void *v, void *mask,
+ struct radix_node_head *head, struct radix_node nodes[]);
+ struct radix_node *(*rnh_deladdr) /* remove based on sockaddr */
+ (void *v, void *mask, struct radix_node_head *head);
+ struct radix_node *(*rnh_delpkt) /* remove based on packet hdr */
+ (void *v, void *mask, struct radix_node_head *head);
+ struct radix_node *(*rnh_matchaddr) /* locate based on sockaddr */
+ (void *v, struct radix_node_head *head);
/* locate based on sockaddr and rn_matchf_t() */
- struct radix_node *(*rnh_matchaddr_args)
- (void *v, struct radix_node_head *head,
- rn_matchf_t *f, void *w);
- struct radix_node *(*rnh_lookup) /* locate based on sockaddr */
- (void *v, void *mask, struct radix_node_head *head);
+ struct radix_node *(*rnh_matchaddr_args)
+ (void *v, struct radix_node_head *head,
+ rn_matchf_t *f, void *w);
+ struct radix_node *(*rnh_lookup) /* locate based on sockaddr */
+ (void *v, void *mask, struct radix_node_head *head);
/* locate based on sockaddr, mask and rn_matchf_t() */
- struct radix_node *(*rnh_lookup_args)
- (void *v, void *mask, struct radix_node_head *head,
- rn_matchf_t *f, void *);
- struct radix_node *(*rnh_matchpkt) /* locate based on packet hdr */
- (void *v, struct radix_node_head *head);
- int (*rnh_walktree) /* traverse tree */
- (struct radix_node_head *head, walktree_f_t *f, void *w);
- int (*rnh_walktree_from) /* traverse tree below a */
- (struct radix_node_head *head, void *a, void *m,
- walktree_f_t *f, void *w);
- void (*rnh_close) /* do something when the last ref drops */
- (struct radix_node *rn, struct radix_node_head *head);
- struct radix_node rnh_nodes[3]; /* empty tree for common case */
- int rnh_cnt; /* tree dimension */
+ struct radix_node *(*rnh_lookup_args)
+ (void *v, void *mask, struct radix_node_head *head,
+ rn_matchf_t *f, void *);
+ struct radix_node *(*rnh_matchpkt) /* locate based on packet hdr */
+ (void *v, struct radix_node_head *head);
+ int (*rnh_walktree) /* traverse tree */
+ (struct radix_node_head *head, walktree_f_t *f, void *w);
+ int (*rnh_walktree_from) /* traverse tree below a */
+ (struct radix_node_head *head, void *a, void *m,
+ walktree_f_t *f, void *w);
+ void (*rnh_close) /* do something when the last ref drops */
+ (struct radix_node *rn, struct radix_node_head *head);
+ struct radix_node rnh_nodes[3]; /* empty tree for common case */
+ int rnh_cnt; /* tree dimension */
};
#ifndef KERNEL
#define Bcopy(a, b, n) bcopy(((caddr_t)(a)), ((caddr_t)(b)), (unsigned)(n))
#define Bzero(p, n) bzero((caddr_t)(p), (unsigned)(n));
#define R_Malloc(p, t, n) (p = (t) _MALLOC((uint32_t)(n), M_RTABLE, M_WAITOK))
-#define R_Free(p) FREE((caddr_t)p, M_RTABLE);
+#define R_Free(p) _FREE((caddr_t)p, M_RTABLE);
#endif /*KERNEL*/
-void rn_init(void);
-int rn_inithead(void **, int);
-int rn_refines(void *, void *);
+void rn_init(void);
+int rn_inithead(void **, int);
+int rn_refines(void *, void *);
struct radix_node
- *rn_addmask(void *, int, int),
- *rn_addroute(void *, void *, struct radix_node_head *,
- struct radix_node [2]),
- *rn_delete(void *, void *, struct radix_node_head *),
- *rn_lookup(void *v_arg, void *m_arg, struct radix_node_head *head),
- *rn_lookup_args(void *v_arg, void *m_arg, struct radix_node_head *head,
- rn_matchf_t *, void *),
- *rn_match(void *, struct radix_node_head *),
- *rn_match_args(void *, struct radix_node_head *, rn_matchf_t *, void *);
+*rn_addmask(void *, int, int),
+*rn_addroute(void *, void *, struct radix_node_head *,
+ struct radix_node [2]),
+*rn_delete(void *, void *, struct radix_node_head *),
+*rn_lookup(void *v_arg, void *m_arg, struct radix_node_head *head),
+*rn_lookup_args(void *v_arg, void *m_arg, struct radix_node_head *head,
+ rn_matchf_t *, void *),
+*rn_match(void *, struct radix_node_head *),
+*rn_match_args(void *, struct radix_node_head *, rn_matchf_t *, void *);
#endif /* PRIVATE */
#endif /* _RADIX_H_ */
projects / apple / xnu.git / blobdiff