It is accomplished ...

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-07-09 12:24:59 +00:00
commit 52a3801208
2025 changed files with 472889 additions and 0 deletions
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+/* 
+** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+#ifndef _KERNEL_KHASH_H
+#define _KERNEL_KHASH_H
+
+struct hash_iterator {
+	void *ptr;
+	int bucket;
+};
+
+void *hash_init(unsigned int table_size, int next_ptr_offset,
+	int compare_func(void *a, const void *key),
+	unsigned int hash_func(void *a, const void *key, unsigned int range));
+int hash_uninit(void *_hash_table);
+int hash_insert(void *_hash_table, void *_elem);
+int hash_remove(void *_hash_table, void *_elem);
+void *hash_find(void *_hash_table, void *e);
+void *hash_lookup(void *_hash_table, const void *key);
+struct hash_iterator *hash_open(void *_hash_table, struct hash_iterator *i);
+void hash_close(void *_hash_table, struct hash_iterator *i, bool free_iterator);
+void *hash_next(void *_hash_table, struct hash_iterator *i);
+void hash_rewind(void *_hash_table, struct hash_iterator *i);
+
+/* function ptrs must look like this:
+	// hash function should calculate hash on either e or key,
+	// depending on which one is not NULL
+unsigned int hash_func(void *e, const void *key, unsigned int range);
+	// 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
+int compare_func(void *e, const void *key);
+*/
+
+unsigned int hash_hash_str( const char *str );
+
+#endif
+