1 /**************************************************************************/
2 /* */
3 /* Copyright (c) Microsoft Corporation. All rights reserved. */
4 /* */
5 /* This software is licensed under the Microsoft Software License */
6 /* Terms for Microsoft Azure RTOS. Full text of the license can be */
7 /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
8 /* and in the root directory of this software. */
9 /* */
10 /**************************************************************************/
11
12
13 /**************************************************************************/
14 /**************************************************************************/
15 /** */
16 /** USBX Component */
17 /** */
18 /** Utility */
19 /** */
20 /**************************************************************************/
21 /**************************************************************************/
22
23 /* Include necessary system files. */
24
25 #define UX_SOURCE_CODE
26
27 #include "ux_api.h"
28
29
30 /**************************************************************************/
31 /* */
32 /* FUNCTION RELEASE */
33 /* */
34 /* _ux_utility_memory_allocate_add_safe PORTABLE C */
35 /* 6.1 */
36 /* AUTHOR */
37 /* */
38 /* Chaoqiong Xiao, Microsoft Corporation */
39 /* */
40 /* DESCRIPTION */
41 /* */
42 /* This function allocates a block of memory for the specified added */
43 /* size and alignment. */
44 /* */
45 /* Note if adding result overflow, no memory is allocated. */
46 /* */
47 /* INPUT */
48 /* */
49 /* align Memory alignment required */
50 /* cache Memory pool source */
51 /* size_add_a Number of bytes a to add */
52 /* size_add_b Number of bytes b to add */
53 /* */
54 /* OUTPUT */
55 /* */
56 /* Pointer to block of memory */
57 /* */
58 /* CALLS */
59 /* */
60 /* _ux_utility_memory_allocate Allocate block of memory */
61 /* */
62 /* CALLED BY */
63 /* */
64 /* USBX Components */
65 /* */
66 /* RELEASE HISTORY */
67 /* */
68 /* DATE NAME DESCRIPTION */
69 /* */
70 /* 05-19-2020 Chaoqiong Xiao Initial Version 6.0 */
71 /* 09-30-2020 Chaoqiong Xiao Modified comment(s), */
72 /* resulting in version 6.1 */
73 /* */
74 /**************************************************************************/
_ux_utility_memory_allocate_add_safe(ULONG align,ULONG cache,ULONG size_add_a,ULONG size_add_b)75 VOID* _ux_utility_memory_allocate_add_safe(ULONG align,ULONG cache,ULONG size_add_a,ULONG size_add_b)
76 {
77 return UX_UTILITY_MEMORY_ALLOCATE_ADD_SAFE(align, cache, size_add_a, size_add_b);
78 }
79
