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_MSG_H 20 #define _UAPI_LINUX_MSG_H 21 #include <linux/ipc.h> 22 #define MSG_STAT 11 23 #define MSG_INFO 12 24 #define MSG_STAT_ANY 13 25 #define MSG_NOERROR 010000 26 #define MSG_EXCEPT 020000 27 #define MSG_COPY 040000 28 struct __kernel_legacy_msqid_ds { 29 struct __kernel_legacy_ipc_perm msg_perm; 30 struct msg * msg_first; 31 struct msg * msg_last; 32 __kernel_time_t msg_stime; 33 __kernel_time_t msg_rtime; 34 __kernel_time_t msg_ctime; 35 unsigned long msg_lcbytes; 36 unsigned long msg_lqbytes; 37 unsigned short msg_cbytes; 38 unsigned short msg_qnum; 39 unsigned short msg_qbytes; 40 __kernel_ipc_pid_t msg_lspid; 41 __kernel_ipc_pid_t msg_lrpid; 42 }; 43 #include <asm/msgbuf.h> 44 struct msgbuf { 45 __kernel_long_t mtype; 46 char mtext[1]; 47 }; 48 struct msginfo { 49 int msgpool; 50 int msgmap; 51 int msgmax; 52 int msgmnb; 53 int msgmni; 54 int msgssz; 55 int msgtql; 56 unsigned short msgseg; 57 }; 58 #define MSGMNI 32000 59 #define MSGMAX 8192 60 #define MSGMNB 16384 61 #define MSGPOOL (MSGMNI * MSGMNB / 1024) 62 #define MSGTQL MSGMNB 63 #define MSGMAP MSGMNB 64 #define MSGSSZ 16 65 #define __MSGSEG ((MSGPOOL * 1024) / MSGSSZ) 66 #define MSGSEG (__MSGSEG <= 0xffff ? __MSGSEG : 0xffff) 67 #endif 68
