1b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang/* 2b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * VMware VMCI Driver 3b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * 4b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * Copyright (C) 2012 VMware, Inc. All rights reserved. 5b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * 6b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * This program is free software; you can redistribute it and/or modify it 7b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * under the terms of the GNU General Public License as published by the 8b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * Free Software Foundation version 2 and no later version. 9b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * 10b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * This program is distributed in the hope that it will be useful, but 11b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 12b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang * for more details. 14b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang */ 15b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang 16b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang#ifndef _VMCI_HANDLE_ARRAY_H_ 17b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang#define _VMCI_HANDLE_ARRAY_H_ 18b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang 19b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang#include <linux/vmw_vmci_defs.h> 20b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang#include <linux/types.h> 21b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang 22b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang#define VMCI_HANDLE_ARRAY_DEFAULT_SIZE 4 23b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang#define VMCI_ARR_CAP_MULT 2 /* Array capacity multiplier */ 24b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang 25b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangstruct vmci_handle_arr { 26b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang size_t capacity; 27b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang size_t size; 28b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang struct vmci_handle entries[]; 29b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang}; 30b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang 31b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangstruct vmci_handle_arr *vmci_handle_arr_create(size_t capacity); 32b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangvoid vmci_handle_arr_destroy(struct vmci_handle_arr *array); 33b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangvoid vmci_handle_arr_append_entry(struct vmci_handle_arr **array_ptr, 34b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang struct vmci_handle handle); 35b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangstruct vmci_handle vmci_handle_arr_remove_entry(struct vmci_handle_arr *array, 36b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang struct vmci_handle 37b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang entry_handle); 38b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangstruct vmci_handle vmci_handle_arr_remove_tail(struct vmci_handle_arr *array); 39b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangstruct vmci_handle 40b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangvmci_handle_arr_get_entry(const struct vmci_handle_arr *array, size_t index); 41b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangbool vmci_handle_arr_has_entry(const struct vmci_handle_arr *array, 42b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang struct vmci_handle entry_handle); 43b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangstruct vmci_handle *vmci_handle_arr_get_handles(struct vmci_handle_arr *array); 44b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang 45b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhangstatic inline size_t vmci_handle_arr_get_size( 46b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang const struct vmci_handle_arr *array) 47b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang{ 48b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang return array->size; 49b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang} 50b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang 51b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang 52b484b26cc7be6ccf3676deb5e03aed2609ee9a40George Zhang#endif /* _VMCI_HANDLE_ARRAY_H_ */ 53