12350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn/* 22350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * Copyright (C) 2017 The Android Open Source Project 32350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * 42350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * Licensed under the Apache License, Version 2.0 (the "License"); 52350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * you may not use this file except in compliance with the License. 62350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * You may obtain a copy of the License at 72350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * 82350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * http://www.apache.org/licenses/LICENSE-2.0 92350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * 102350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * Unless required by applicable law or agreed to in writing, software 112350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * distributed under the License is distributed on an "AS IS" BASIS, 122350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 132350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * See the License for the specific language governing permissions and 142350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn * limitations under the License. 152350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn */ 162350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn 172350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn/* Miniature version of a header-only keyutils.h (no library required) */ 182350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn 192350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn#ifndef _INIT_KEYUTILS_H_ 202350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn#define _INIT_KEYUTILS_H_ 212350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn 222350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn#ifndef KEYUTILS_H /* walk away if the _real_ one exists */ 232350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn 242350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn#include <linux/keyctl.h> 252350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn#include <stdarg.h> 262350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn#include <sys/syscall.h> 272350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn#include <unistd.h> 282350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn 292350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzynstatic inline long keyctl(int cmd, ...) { 302350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn va_list va; 312350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn unsigned long arg2, arg3, arg4, arg5; 322350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn 332350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn va_start(va, cmd); 342350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn arg2 = va_arg(va, unsigned long); 352350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn arg3 = va_arg(va, unsigned long); 362350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn arg4 = va_arg(va, unsigned long); 372350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn arg5 = va_arg(va, unsigned long); 382350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn va_end(va); 392350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn return syscall(__NR_keyctl, cmd, arg2, arg3, arg4, arg5); 402350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn} 412350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn 422350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn#endif 432350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn 442350391b8d9e1431e6d768c45e4751c3faf7e2f2Mark Salyzyn#endif 45