X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Favl.h;h=651b9026d809519c30a678df0b692a48df5428a1;hb=3e390a807424ea4043fc218995dddb2995245970;hp=46a1e7667a379fc5c9c914afc944174ff66b7da9;hpb=92f7e6c3c8b5927a25f471208f748b549c2c07f6;p=openldap

diff --git a/include/avl.h b/include/avl.h
index 46a1e7667a..651b9026d8 100644
--- a/include/avl.h
+++ b/include/avl.h
@@ -15,10 +15,14 @@
 #ifndef _AVL
 #define _AVL
 
+#include <ldap_cdefs.h>
+
 /*
  * this structure represents a generic avl tree node.
  */
 
+LDAP_BEGIN_DECL
+
 typedef struct avlnode {
 	caddr_t		avl_data;
 	signed char		avl_bf;
@@ -29,28 +33,64 @@ typedef struct avlnode {
 #define NULLAVL	((Avlnode *) NULL)
 
 /* balance factor values */
-#define LH 	-1
+#define LH 	(-1)
 #define EH 	0
 #define RH 	1
 
 /* avl routines */
-#define avl_getone(x)	(x == 0 ? 0 : (x)->avl_data)
-#define avl_onenode(x)	(x == 0 || ((x)->avl_left == 0 && (x)->avl_right == 0))
-extern int		avl_insert();
-extern caddr_t		avl_delete();
-extern caddr_t		avl_find();
-extern caddr_t		avl_getfirst();
-extern caddr_t		avl_getnext();
-extern int		avl_dup_error();
-extern int		avl_apply();
+#define avl_getone(x)	((x) == 0 ? 0 : (x)->avl_data)
+#define avl_onenode(x)	((x) == 0 || ((x)->avl_left == 0 && (x)->avl_right == 0))
+
+/* looks like this function pointer is not used consistently */
+/* typedef int	(*IFP)LDAP_P((caddr_t, caddr_t)); */
+typedef int	(*IFP)();
+
+LDAP_F int
+avl_free LDAP_P(( Avlnode *root, IFP dfree ));
+
+LDAP_F int
+avl_insert LDAP_P((Avlnode **, caddr_t, IFP, IFP));
+
+LDAP_F caddr_t
+avl_delete LDAP_P((Avlnode **, caddr_t, IFP));
+
+LDAP_F caddr_t
+avl_find LDAP_P((Avlnode *, caddr_t, IFP));
+
+LDAP_F caddr_t
+avl_find_lin LDAP_P((Avlnode *, caddr_t, IFP));
+
+LDAP_F caddr_t
+avl_getfirst LDAP_P((Avlnode *));
+
+#ifdef AVL_REENTRANT
+/* ??? avl.c does not provide this version ??? */
+LDAP_F caddr_t
+avl_getnext LDAP_P((Avlnode *, caddr_t ));
+#else
+LDAP_F caddr_t
+avl_getnext LDAP_P((void));
+#endif
+
+LDAP_F int
+avl_dup_error LDAP_P((void));
+
+LDAP_F int
+avl_dup_ok LDAP_P((void));
+
+LDAP_F int
+avl_apply LDAP_P((Avlnode *, IFP, caddr_t, int, int));
+
+LDAP_F int
+avl_prefixapply LDAP_P((Avlnode *, caddr_t, IFP, caddr_t, IFP, caddr_t, int));
 
 /* apply traversal types */
 #define AVL_PREORDER	1
 #define AVL_INORDER	2
 #define AVL_POSTORDER	3
 /* what apply returns if it ran out of nodes */
-#define AVL_NOMORE	-6
+#define AVL_NOMORE	(-6)
 
-typedef int	(*IFP)();
+LDAP_END_DECL
 
 #endif /* _AVL */