1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #if defined(__BIONIC__) 30 31 #include <sys/sem.h> 32 33 #include "header_checks.h" 34 35 static void sys_sem_h() { 36 MACRO(SEM_UNDO); 37 38 MACRO(GETNCNT); 39 MACRO(GETPID); 40 MACRO(GETVAL); 41 MACRO(GETALL); 42 MACRO(GETZCNT); 43 MACRO(SETVAL); 44 MACRO(SETALL); 45 46 TYPE(struct semid_ds); 47 STRUCT_MEMBER(struct semid_ds, struct ipc_perm, sem_perm); 48 #if defined(__linux__) // POSIX says short, Linux says long. 49 STRUCT_MEMBER(struct semid_ds, unsigned long, sem_nsems); 50 #else 51 STRUCT_MEMBER(struct semid_ds, unsigned short, sem_nsems); 52 #endif 53 #if defined(__LP64__) 54 STRUCT_MEMBER(struct semid_ds, time_t, sem_otime); 55 STRUCT_MEMBER(struct semid_ds, time_t, sem_ctime); 56 #else 57 // Starting at kernel v4.19, 32 bit changed these to unsigned values. 58 STRUCT_MEMBER(struct semid_ds, unsigned long, sem_otime); 59 STRUCT_MEMBER(struct semid_ds, unsigned long, sem_ctime); 60 #endif 61 62 TYPE(pid_t); 63 TYPE(size_t); 64 TYPE(time_t); 65 66 TYPE(struct sembuf); 67 STRUCT_MEMBER(struct sembuf, unsigned short, sem_num); 68 STRUCT_MEMBER(struct sembuf, short, sem_op); 69 STRUCT_MEMBER(struct sembuf, short, sem_flg); 70 71 FUNCTION(semctl, int (*f)(int, int, int, ...)); 72 FUNCTION(semget, int (*f)(key_t, int, int)); 73 FUNCTION(semop, int (*f)(int, struct sembuf*, size_t)); 74 } 75 76 #endif 77