1/* 2 * Copyright (c) Huawei Technologies Co., Ltd. 2020-2023. All rights reserved. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16#include <fcntl.h> 17#include <stdarg.h> 18#include "syscall.h" 19 20int open(const char *filename, int flags, ...) 21{ 22 mode_t mode = 0; 23 24 if ((flags & O_CREAT) || (flags & O_TMPFILE) == O_TMPFILE) { 25 va_list ap; 26 va_start(ap, flags); 27 mode = va_arg(ap, mode_t); 28 va_end(ap); 29 } 30 31 int fd = __sys_open_cp(filename, flags, mode); 32 return __syscall_ret(fd); 33} 34 35weak_alias(open, open64); 36