bionic/libc/kernel/common/linux/shm.h
2009-03-03 19:28:35 -08:00

75 lines
1.7 KiB
C

/****************************************************************************
****************************************************************************
***
*** This header was automatically generated from a Linux kernel header
*** of the same name, to make information necessary for userspace to
*** call into the kernel available to libc. It contains only constants,
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
****************************************************************************
****************************************************************************/
#ifndef _LINUX_SHM_H_
#define _LINUX_SHM_H_
#include <linux/ipc.h>
#include <linux/errno.h>
#include <asm/page.h>
#define SHMMAX 0x2000000
#define SHMMIN 1
#define SHMMNI 4096
#define SHMALL (SHMMAX/PAGE_SIZE*(SHMMNI/16))
#define SHMSEG SHMMNI
#include <asm/shmparam.h>
struct shmid_ds {
struct ipc_perm shm_perm;
int shm_segsz;
__kernel_time_t shm_atime;
__kernel_time_t shm_dtime;
__kernel_time_t shm_ctime;
__kernel_ipc_pid_t shm_cpid;
__kernel_ipc_pid_t shm_lpid;
unsigned short shm_nattch;
unsigned short shm_unused;
void *shm_unused2;
void *shm_unused3;
};
#include <asm/shmbuf.h>
#define SHM_R 0400
#define SHM_W 0200
#define SHM_RDONLY 010000
#define SHM_RND 020000
#define SHM_REMAP 040000
#define SHM_EXEC 0100000
#define SHM_LOCK 11
#define SHM_UNLOCK 12
#define SHM_STAT 13
#define SHM_INFO 14
struct shminfo {
int shmmax;
int shmmin;
int shmmni;
int shmseg;
int shmall;
};
struct shm_info {
int used_ids;
unsigned long shm_tot;
unsigned long shm_rss;
unsigned long shm_swp;
unsigned long swap_attempts;
unsigned long swap_successes;
};
#endif