1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
---|---|
2 | /* |
3 | * VMware VMCI Driver |
4 | * |
5 | * Copyright (C) 2012 VMware, Inc. All rights reserved. |
6 | */ |
7 | |
8 | #ifndef _VMCI_HANDLE_ARRAY_H_ |
9 | #define _VMCI_HANDLE_ARRAY_H_ |
10 | |
11 | #include <linux/vmw_vmci_defs.h> |
12 | #include <linux/limits.h> |
13 | #include <linux/types.h> |
14 | |
15 | struct vmci_handle_arr { |
16 | u32 capacity; |
17 | u32 max_capacity; |
18 | u32 size; |
19 | u32 pad; |
20 | struct vmci_handle entries[] __counted_by(capacity); |
21 | }; |
22 | |
23 | /* Select a default capacity that results in a 64 byte sized array */ |
24 | #define VMCI_HANDLE_ARRAY_DEFAULT_CAPACITY 6 |
25 | |
26 | struct vmci_handle_arr *vmci_handle_arr_create(u32 capacity, u32 max_capacity); |
27 | void vmci_handle_arr_destroy(struct vmci_handle_arr *array); |
28 | int vmci_handle_arr_append_entry(struct vmci_handle_arr **array_ptr, |
29 | struct vmci_handle handle); |
30 | struct vmci_handle vmci_handle_arr_remove_entry(struct vmci_handle_arr *array, |
31 | struct vmci_handle |
32 | entry_handle); |
33 | struct vmci_handle vmci_handle_arr_remove_tail(struct vmci_handle_arr *array); |
34 | struct vmci_handle |
35 | vmci_handle_arr_get_entry(const struct vmci_handle_arr *array, u32 index); |
36 | bool vmci_handle_arr_has_entry(const struct vmci_handle_arr *array, |
37 | struct vmci_handle entry_handle); |
38 | struct vmci_handle *vmci_handle_arr_get_handles(struct vmci_handle_arr *array); |
39 | |
40 | static inline u32 vmci_handle_arr_get_size( |
41 | const struct vmci_handle_arr *array) |
42 | { |
43 | return array->size; |
44 | } |
45 | |
46 | |
47 | #endif /* _VMCI_HANDLE_ARRAY_H_ */ |
48 |