Minor header cleanup: moved some headers to better matching directories,

removed unused headers. Adapted sources to still compile with the new header locations. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@11913 a95241bf-73f2-0310-859d-f6bbb57e9c96
2005-03-19 01:58:05 +00:00
parent 46c1b0d6db
commit 52fe8bf7a8
28 changed files with 63 additions and 248 deletions
@@ -0,0 +1,53 @@
+/* 
+** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+#ifndef _KERNEL_KHASH_H
+#define _KERNEL_KHASH_H
+
+// can be allocated on the stack
+typedef struct hash_iterator {
+	void *current;
+	int bucket;
+} hash_iterator;
+
+typedef struct hash_table hash_table;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct hash_table *hash_init(uint32 table_size, int next_ptr_offset,
+	int compare_func(void *element, const void *key),
+	uint32 hash_func(void *element, const void *key, uint32 range));
+int hash_uninit(struct hash_table *table);
+status_t hash_insert(struct hash_table *table, void *_element);
+status_t hash_remove(struct hash_table *table, void *_element);
+void *hash_remove_first(struct hash_table *table, uint32 *_cookie);
+void *hash_find(struct hash_table *table, void *e);
+void *hash_lookup(struct hash_table *table, const void *key);
+struct hash_iterator *hash_open(struct hash_table *table, struct hash_iterator *i);
+void hash_close(struct hash_table *table, struct hash_iterator *i, bool free_iterator);
+void *hash_next(struct hash_table *table, struct hash_iterator *i);
+void hash_rewind(struct hash_table *table, struct hash_iterator *i);
+
+/* function ptrs must look like this:
+ *
+ * uint32 hash_func(void *e, const void *key, uint32 range);
+ *		hash function should calculate hash on either e or key,
+ *		depending on which one is not NULL
+ * int compare_func(void *e, const void *key);
+ *		compare function should compare the element with
+ *		the key, returning 0 if equal, other if not
+ *		NOTE: compare func can be null, in which case the hash
+ *		code will compare the key pointer with the target
+ * ToDo: check this!
+ */
+
+uint32 hash_hash_string(const char *str);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _KERNEL_KHASH_H */