1 /************************************************************************** 2 * 3 * Copyright 2008 VMware, Inc. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 /** 29 * General purpose hash table. 30 */ 31 32 #ifndef U_HASH_TABLE_H_ 33 #define U_HASH_TABLE_H_ 34 35 36 #include "util/detect.h" 37 #include "util/hash_table.h" 38 #include "util/macros.h" 39 40 41 #ifdef __cplusplus 42 extern "C" { 43 #endif 44 45 /** 46 * Create a hash table where the keys are generic pointers. 47 */ 48 struct hash_table * 49 util_hash_table_create_ptr_keys(void); 50 51 52 /** 53 * Create a hash table where the keys are device FDs. 54 */ 55 struct hash_table * 56 util_hash_table_create_fd_keys(void); 57 58 59 void * 60 util_hash_table_get(struct hash_table *ht, 61 void *key); 62 63 64 int 65 util_hash_table_foreach(struct hash_table *ht, 66 int (*callback) 67 (void *key, void *value, void *data), 68 void *data); 69 70 #ifdef __cplusplus 71 } 72 #endif 73 74 #endif /* U_HASH_TABLE_H_ */ 75