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1 /*
2  * Copyright 2012, 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 <portability.h>
18 #include <stdarg.h>
19 #include <sys/ioctl.h>
20 #include <ioctls_portable.h>
21 
22 #if FIOQSIZE_PORTABLE == FIOQSIZE
23 #error Bad build environment
24 #endif
25 
x86_change_request(int request)26 static inline int x86_change_request(int request)
27 {
28     if (request == FIOQSIZE_PORTABLE)
29         return FIOQSIZE;
30 
31     return request;
32 }
33 
34 extern int __ioctl(int, int, void *);
WRAP(ioctl)35 int WRAP(ioctl)(int fd, int request, ...)
36 {
37     va_list ap;
38     void * arg;
39 
40     va_start(ap, request);
41     arg = va_arg(ap, void *);
42     va_end(ap);
43 
44     return __ioctl(fd, x86_change_request(request), arg);
45 }
46