1 /*
2 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification,
5 * are permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice, this list of
8 * conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11 * of conditions and the following disclaimer in the documentation and/or other materials
12 * provided with the distribution.
13 *
14 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific prior written
16 * permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
27 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
28 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "osal_mem.h"
32 #include "los_memory.h"
33 #include "securec.h"
34 #include "hdf_log.h"
35
36 #define HDF_LOG_TAG osal_mem
37
OsalMemAlloc(size_t size)38 void *OsalMemAlloc(size_t size)
39 {
40 void *buf = NULL;
41
42 if (size == 0) {
43 HDF_LOGE("%s invalid param", __func__);
44 return NULL;
45 }
46
47 buf = LOS_MemAlloc((VOID *)OS_SYS_MEM_ADDR, size);
48
49 return buf;
50 }
51
OsalMemCalloc(size_t size)52 void *OsalMemCalloc(size_t size)
53 {
54 void *buf = NULL;
55
56 if (size == 0) {
57 HDF_LOGE("%s invalid param", __func__);
58 return NULL;
59 }
60
61 buf = OsalMemAlloc(size);
62 if (buf != NULL) {
63 (void)memset_s(buf, size, 0, size);
64 }
65
66 return buf;
67 }
68
OsalMemAllocAlign(size_t alignment,size_t size)69 void *OsalMemAllocAlign(size_t alignment, size_t size)
70 {
71 void *buf = NULL;
72
73 if (size == 0) {
74 HDF_LOGE("%s invalid param", __func__);
75 return NULL;
76 }
77
78 buf = LOS_MemAllocAlign((VOID *)OS_SYS_MEM_ADDR, size, alignment);
79
80 return buf;
81 }
82
OsalMemFree(void * mem)83 void OsalMemFree(void *mem)
84 {
85 if (mem != NULL) {
86 LOS_MemFree((VOID *)OS_SYS_MEM_ADDR, mem);
87 }
88 }
89