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