projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 568035b7 | 1 | /* Copyright (C) 2002-2013 Free Software Foundation, Inc. |
| 564fb196 UD |
2 | This file is part of the GNU C Library. |
| 3 | ||
| 4 | The GNU C Library is free software; you can redistribute it and/or | |
| 5 | modify it under the terms of the GNU Lesser General Public | |
| 6 | License as published by the Free Software Foundation; either | |
| 7 | version 2.1 of the License, or (at your option) any later version. | |
| 8 | ||
| 9 | The GNU C Library is distributed in the hope that it will be useful, | |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 | Lesser General Public License for more details. | |
| 13 | ||
| 14 | You should have received a copy of the GNU Lesser General Public | |
| ab84e3ff PE |
15 | License along with the GNU C Library. If not, see |
| 16 | <http://www.gnu.org/licenses/>. */ | |
| 564fb196 UD |
17 | |
| 18 | #ifndef _SYS_MSG_H | |
| 19 | # error "Never use <bits/msq.h> directly; include <sys/msg.h> instead." | |
| 20 | #endif | |
| 21 | ||
| 22 | #include <bits/types.h> | |
| 23 | ||
| 24 | /* Define options for message queue functions. */ | |
| 25 | #define MSG_NOERROR 010000 /* no error if message is too big */ | |
| 26 | #ifdef __USE_GNU | |
| 27 | # define MSG_EXCEPT 020000 /* recv any msg except of specified type */ | |
| 28 | #endif | |
| 29 | ||
| 30 | /* Types used in the structure definition. */ | |
| 31 | typedef unsigned long int msgqnum_t; | |
| 32 | typedef unsigned long int msglen_t; | |
| 33 | ||
| 34 | ||
| 35 | /* Structure of record for one message inside the kernel. | |
| 36 | The type `struct msg' is opaque. */ | |
| 37 | struct msqid_ds | |
| 38 | { | |
| 39 | struct ipc_perm msg_perm; /* structure describing operation permission */ | |
| 84f3ca6e DJ |
40 | #if __WORDSIZE == 32 && defined (__MIPSEB__) |
| 41 | unsigned long int __unused1; | |
| 42 | #endif | |
| 564fb196 | 43 | __time_t msg_stime; /* time of last msgsnd command */ |
| 84f3ca6e DJ |
44 | #if __WORDSIZE == 32 && defined (__MIPSEL__) |
| 45 | unsigned long int __unused1; | |
| 46 | #endif | |
| 47 | #if __WORDSIZE == 32 && defined (__MIPSEB__) | |
| 48 | unsigned long int __unused2; | |
| 49 | #endif | |
| 564fb196 | 50 | __time_t msg_rtime; /* time of last msgrcv command */ |
| 84f3ca6e DJ |
51 | #if __WORDSIZE == 32 && defined (__MIPSEL__) |
| 52 | unsigned long int __unused2; | |
| 53 | #endif | |
| 54 | #if __WORDSIZE == 32 && defined (__MIPSEB__) | |
| 55 | unsigned long int __unused3; | |
| 56 | #endif | |
| 564fb196 | 57 | __time_t msg_ctime; /* time of last change */ |
| 84f3ca6e DJ |
58 | #if __WORDSIZE == 32 && defined (__MIPSEL__) |
| 59 | unsigned long int __unused3; | |
| 60 | #endif | |
| 564fb196 UD |
61 | unsigned long int __msg_cbytes; /* current number of bytes on queue */ |
| 62 | msgqnum_t msg_qnum; /* number of messages currently on queue */ | |
| 63 | msglen_t msg_qbytes; /* max number of bytes allowed on queue */ | |
| 64 | __pid_t msg_lspid; /* pid of last msgsnd() */ | |
| 65 | __pid_t msg_lrpid; /* pid of last msgrcv() */ | |
| 84f3ca6e DJ |
66 | unsigned long int __unused4; |
| 67 | unsigned long int __unused5; | |
| 564fb196 UD |
68 | }; |
| 69 | ||
| 70 | #ifdef __USE_MISC | |
| 71 | ||
| 72 | # define msg_cbytes __msg_cbytes | |
| 73 | ||
| 74 | /* ipcs ctl commands */ | |
| 75 | # define MSG_STAT 11 | |
| 76 | # define MSG_INFO 12 | |
| 77 | ||
| 78 | /* buffer for msgctl calls IPC_INFO, MSG_INFO */ | |
| 79 | struct msginfo | |
| 80 | { | |
| 81 | int msgpool; | |
| 82 | int msgmap; | |
| 83 | int msgmax; | |
| 84 | int msgmnb; | |
| 85 | int msgmni; | |
| 86 | int msgssz; | |
| 87 | int msgtql; | |
| 88 | unsigned short int msgseg; | |
| 89 | }; | |
| 90 | ||
| 91 | #endif /* __USE_MISC */ |