1 /*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * SPDX-License-Identifier: GPL-2.0
4 *
5 * Unless required by applicable law or agreed to in writing, software
6 * distributed under the License is distributed on an "AS IS" BASIS,
7 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
8 * See the License for the specific language governing permissions and
9 * limitations under the License.
10 */
11
12 #include <cstddef>
13 #include <fcntl.h>
14 #include <unistd.h>
15 #include <cstdint>
16 #include "memorycommon.h"
17
18 namespace OHOS {
MemoryFuzzTest(const uint8_t * data,size_t size,const char * pathname)19 bool MemoryFuzzTest(const uint8_t *data, size_t size, const char *pathname)
20 {
21 uint32_t value = 0;
22
23 int fd = open(pathname, O_RDWR);
24 if (fd < 0) {
25 return false;
26 }
27
28 int ret = read(fd, &value, sizeof(value));
29 if (ret < 0) {
30 close(fd);
31 return false;
32 }
33
34 ret = write(fd, data, size);
35 if (ret < 0) {
36 close(fd);
37 return false;
38 }
39
40 close(fd);
41 return true;
42 }
43 }