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

69 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_MSG_H
#define _LINUX_MSG_H
#include <linux/ipc.h>
#define MSG_STAT 11
#define MSG_INFO 12
#define MSG_NOERROR 010000
#define MSG_EXCEPT 020000
struct msqid_ds {
struct ipc_perm msg_perm;
struct msg *msg_first;
struct msg *msg_last;
__kernel_time_t msg_stime;
__kernel_time_t msg_rtime;
__kernel_time_t msg_ctime;
unsigned long msg_lcbytes;
unsigned long msg_lqbytes;
unsigned short msg_cbytes;
unsigned short msg_qnum;
unsigned short msg_qbytes;
__kernel_ipc_pid_t msg_lspid;
__kernel_ipc_pid_t msg_lrpid;
};
#include <asm/msgbuf.h>
struct msgbuf {
long mtype;
char mtext[1];
};
struct msginfo {
int msgpool;
int msgmap;
int msgmax;
int msgmnb;
int msgmni;
int msgssz;
int msgtql;
unsigned short msgseg;
};
#define MSGMNI 16
#define MSGMAX 8192
#define MSGMNB 16384
#define MSGPOOL (MSGMNI*MSGMNB/1024)
#define MSGTQL MSGMNB
#define MSGMAP MSGMNB
#define MSGSSZ 16
#define __MSGSEG ((MSGPOOL*1024)/ MSGSSZ)
#define MSGSEG (__MSGSEG <= 0xffff ? __MSGSEG : 0xffff)
#endif