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/shm.h> 32 33 #include "header_checks.h" 34 35 static void sys_shm_h() { 36 MACRO(SHM_RDONLY); 37 MACRO(SHM_RND); 38 MACRO(SHMLBA); 39 40 TYPE(shmatt_t); 41 42 TYPE(struct shmid_ds); 43 STRUCT_MEMBER(struct shmid_ds, struct ipc_perm, shm_perm); 44 STRUCT_MEMBER(struct shmid_ds, size_t, shm_segsz); 45 STRUCT_MEMBER(struct shmid_ds, pid_t, shm_lpid); 46 STRUCT_MEMBER(struct shmid_ds, pid_t, shm_cpid); 47 STRUCT_MEMBER(struct shmid_ds, shmatt_t, shm_nattch); 48 #if defined(__LP64__) 49 STRUCT_MEMBER(struct shmid_ds, time_t, shm_atime); 50 STRUCT_MEMBER(struct shmid_ds, time_t, shm_dtime); 51 STRUCT_MEMBER(struct shmid_ds, time_t, shm_ctime); 52 #else 53 // Starting at kernel v4.19, 32 bit changed these to unsigned values. 54 STRUCT_MEMBER(struct shmid_ds, unsigned long, shm_atime); 55 STRUCT_MEMBER(struct shmid_ds, unsigned long, shm_dtime); 56 STRUCT_MEMBER(struct shmid_ds, unsigned long, shm_ctime); 57 #endif 58 59 TYPE(pid_t); 60 TYPE(size_t); 61 TYPE(time_t); 62 63 FUNCTION(shmat, void* (*f)(int, const void*, int)); 64 FUNCTION(shmctl, int (*f)(int, int, struct shmid_ds*)); 65 FUNCTION(shmdt, int (*f)(const void*)); 66 FUNCTION(shmget, int (*f)(key_t, size_t, int)); 67 } 68 #endif 69