1 /* 2 * Copyright (c) 2004-2006 Voltaire, Inc. All rights reserved. 3 * Copyright (c) 2002-2006 Mellanox Technologies LTD. All rights reserved. 4 * Copyright (c) 1996-2003 Intel Corporation. All rights reserved. 5 * 6 * This software is available to you under a choice of one of two 7 * licenses. You may choose to be licensed under the terms of the GNU 8 * General Public License (GPL) Version 2, available from the file 9 * COPYING in the main directory of this source tree, or the 10 * OpenIB.org BSD license below: 11 * 12 * Redistribution and use in source and binary forms, with or 13 * without modification, are permitted provided that the following 14 * conditions are met: 15 * 16 * - Redistributions of source code must retain the above 17 * copyright notice, this list of conditions and the following 18 * disclaimer. 19 * 20 * - Redistributions in binary form must reproduce the above 21 * copyright notice, this list of conditions and the following 22 * disclaimer in the documentation and/or other materials 23 * provided with the distribution. 24 * 25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 32 * SOFTWARE. 33 * 34 */ 35 36 /* @(#) st.h 5.1 89/12/14 */ 37 38 #ifndef ST_INCLUDED 39 #define ST_INCLUDED 40 41 #include <stdlib.h> 42 #include <inttypes.h> 43 44 #ifdef __cplusplus 45 # define BEGIN_C_DECLS extern "C" { 46 # define END_C_DECLS } 47 #else /* !__cplusplus */ 48 # define BEGIN_C_DECLS 49 # define END_C_DECLS 50 #endif /* __cplusplus */ 51 52 BEGIN_C_DECLS 53 #define st_ptr_t uintptr_t 54 typedef st_ptr_t st_data_t; 55 56 #define ST_DATA_T_DEFINED 57 58 typedef struct st_table st_table; 59 60 struct st_hash_type { 61 int (*compare) (void *, void *); 62 st_ptr_t(*hash) (void *); 63 }; 64 65 struct st_table { 66 struct st_hash_type *type; 67 int num_bins; 68 int num_entries; 69 struct st_table_entry **bins; 70 }; 71 72 #define st_is_member(table,key) st_lookup(table,key,(st_data_t *)0) 73 74 enum st_retval { ST_CONTINUE, ST_STOP, ST_DELETE }; 75 76 st_table *st_init_table(struct st_hash_type *); 77 st_table *st_init_table_with_size(struct st_hash_type *, size_t); 78 st_table *st_init_numtable(void); 79 st_table *st_init_numtable_with_size(size_t); 80 st_table *st_init_strtable(void); 81 st_table *st_init_strtable_with_size(size_t); 82 int st_delete(st_table *, st_data_t *, st_data_t *); 83 int st_delete_safe(st_table *, st_data_t *, st_data_t *, st_data_t); 84 int st_insert(st_table *, st_data_t, st_data_t); 85 int st_lookup(st_table *, st_data_t, st_data_t *); 86 void st_foreach(st_table *, 87 int (*)(st_data_t key, st_data_t val, st_data_t arg), 88 st_data_t); 89 void st_add_direct(st_table *, st_data_t, st_data_t); 90 void st_free_table(st_table *); 91 void st_cleanup_safe(st_table *, st_data_t); 92 st_table *st_copy(st_table *); 93 94 #define ST_NUMCMP ((int (*)()) 0) 95 #define ST_NUMHASH ((int (*)()) -2) 96 97 #define st_numcmp ST_NUMCMP 98 #define st_numhash ST_NUMHASH 99 100 /* int st_strhash(void); */ 101 102 END_C_DECLS 103 #endif /* ST_INCLUDED */ 104