1 /*
2  * Copyright (C) 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <foo.h>
18 #include <string.h>
19 #include <uapi/err.h>
20 
21 const char* foo = "foo";
22 
get_foo(void * buf,size_t len)23 int get_foo(void* buf, size_t len) {
24     size_t foo_len = strlen(foo);
25     if (len < foo_len) {
26         return ERR_BAD_LEN;
27     }
28 
29     strncpy(buf, foo, foo_len);
30 
31     return NO_ERROR;
32 }
33