1 /* 2 * VMware VMCI Driver 3 * 4 * Copyright (C) 2012 VMware, Inc. All rights reserved. 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the 8 * Free Software Foundation version 2 and no later version. 9 * 10 * This program is distributed in the hope that it will be useful, but 11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * for more details. 14 */ 15 16 #ifndef _VMCI_HANDLE_ARRAY_H_ 17 #define _VMCI_HANDLE_ARRAY_H_ 18 19 #include <linux/vmw_vmci_defs.h> 20 #include <linux/types.h> 21 22 #define VMCI_HANDLE_ARRAY_DEFAULT_SIZE 4 23 #define VMCI_ARR_CAP_MULT 2 /* Array capacity multiplier */ 24 25 struct vmci_handle_arr { 26 size_t capacity; 27 size_t size; 28 struct vmci_handle entries[]; 29 }; 30 31 struct vmci_handle_arr *vmci_handle_arr_create(size_t capacity); 32 void vmci_handle_arr_destroy(struct vmci_handle_arr *array); 33 void vmci_handle_arr_append_entry(struct vmci_handle_arr **array_ptr, 34 struct vmci_handle handle); 35 struct vmci_handle vmci_handle_arr_remove_entry(struct vmci_handle_arr *array, 36 struct vmci_handle 37 entry_handle); 38 struct vmci_handle vmci_handle_arr_remove_tail(struct vmci_handle_arr *array); 39 struct vmci_handle 40 vmci_handle_arr_get_entry(const struct vmci_handle_arr *array, size_t index); 41 bool vmci_handle_arr_has_entry(const struct vmci_handle_arr *array, 42 struct vmci_handle entry_handle); 43 struct vmci_handle *vmci_handle_arr_get_handles(struct vmci_handle_arr *array); 44 45 static inline size_t vmci_handle_arr_get_size( 46 const struct vmci_handle_arr *array) 47 { 48 return array->size; 49 } 50 51 52 #endif /* _VMCI_HANDLE_ARRAY_H_ */ 53