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
25struct vmci_handle_arr {
26	size_t capacity;
27	size_t size;
28	struct vmci_handle entries[];
29};
30
31struct vmci_handle_arr *vmci_handle_arr_create(size_t capacity);
32void vmci_handle_arr_destroy(struct vmci_handle_arr *array);
33void vmci_handle_arr_append_entry(struct vmci_handle_arr **array_ptr,
34				  struct vmci_handle handle);
35struct vmci_handle vmci_handle_arr_remove_entry(struct vmci_handle_arr *array,
36						struct vmci_handle
37						entry_handle);
38struct vmci_handle vmci_handle_arr_remove_tail(struct vmci_handle_arr *array);
39struct vmci_handle
40vmci_handle_arr_get_entry(const struct vmci_handle_arr *array, size_t index);
41bool vmci_handle_arr_has_entry(const struct vmci_handle_arr *array,
42			       struct vmci_handle entry_handle);
43struct vmci_handle *vmci_handle_arr_get_handles(struct vmci_handle_arr *array);
44
45static 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