1/**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19#ifndef _UAPI_LINUX_ASHMEM_H 20#define _UAPI_LINUX_ASHMEM_H 21#include <linux/ioctl.h> 22#include <linux/types.h> 23#define ASHMEM_NAME_LEN 256 24#define ASHMEM_NAME_DEF "dev/ashmem" 25#define ASHMEM_NOT_PURGED 0 26#define ASHMEM_WAS_PURGED 1 27#define ASHMEM_IS_UNPINNED 0 28#define ASHMEM_IS_PINNED 1 29struct ashmem_pin { 30 __u32 offset; 31 __u32 len; 32}; 33#define __ASHMEMIOC 0x77 34#define ASHMEM_SET_NAME _IOW(__ASHMEMIOC, 1, char[ASHMEM_NAME_LEN]) 35#define ASHMEM_GET_NAME _IOR(__ASHMEMIOC, 2, char[ASHMEM_NAME_LEN]) 36#define ASHMEM_SET_SIZE _IOW(__ASHMEMIOC, 3, size_t) 37#define ASHMEM_GET_SIZE _IO(__ASHMEMIOC, 4) 38#define ASHMEM_SET_PROT_MASK _IOW(__ASHMEMIOC, 5, unsigned long) 39#define ASHMEM_GET_PROT_MASK _IO(__ASHMEMIOC, 6) 40#define ASHMEM_PIN _IOW(__ASHMEMIOC, 7, struct ashmem_pin) 41#define ASHMEM_UNPIN _IOW(__ASHMEMIOC, 8, struct ashmem_pin) 42#define ASHMEM_GET_PIN_STATUS _IO(__ASHMEMIOC, 9) 43#define ASHMEM_PURGE_ALL_CACHES _IO(__ASHMEMIOC, 10) 44#endif 45