* Makefile.in: Add rules to build ipcrm and ipcs.
* ipcrm.c: New file. * ipcs.c: New file.
This commit is contained in:
Corinna Vinschen
@@ -1,3 +1,9 @@
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2003-11-19 Corinna Vinschen <corinna@vinschen.de>
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* Makefile.in: Add rules to build ipcrm and ipcs.
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* ipcrm.c: New file.
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* ipcs.c: New file.
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2003-11-14 Corinna Vinschen <corinna@vinschen.de>
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* mkgroup.c: Avoid compiler warnings throughout.
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@@ -74,7 +74,7 @@ MINGW_CXX:=${patsubst %/cygwin/include,%/mingw/include,${filter-out -I$(newlib_s
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PROGS:= cygcheck.exe cygpath.exe getfacl.exe kill.exe mkgroup.exe \
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mkpasswd.exe mount.exe passwd.exe ps.exe regtool.exe setfacl.exe \
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ssp.exe strace.exe umount.exe
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ssp.exe strace.exe umount.exe ipcrm.exe ipcs.exe
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CLEAN_PROGS:=$(PROGS)
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ifndef build_dumper
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182
winsup/utils/ipcrm.c
Normal file
182
winsup/utils/ipcrm.c
Normal file
@@ -0,0 +1,182 @@
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/*
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* Copyright (c) 1994 Adam Glass
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
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||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by Adam Glass.
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||||
* 4. The name of the Author may not be used to endorse or promote products
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||||
* derived from this software without specific prior written permission.
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*
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||||
* THIS SOFTWARE IS PROVIDED BY Adam Glass ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL Adam Glass BE LIABLE
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||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef __FBSDID
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#define __FBSDID(s) const char version[] = (s)
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#endif
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__FBSDID("$FreeBSD: /repoman/r/ncvs/src/usr.bin/ipcrm/ipcrm.c,v 1.11 2002/09/04 23:29:02 dwmalone Exp $");
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#include <ctype.h>
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#include <err.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#ifndef _KERNEL
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#define _KERNEL 1
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#endif
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#include <sys/ipc.h>
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#include <sys/msg.h>
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#include <sys/sem.h>
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#include <sys/shm.h>
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#ifdef __GNUC__
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#define __unused __attribute__((unused))
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#endif
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#define IPC_TO_STR(x) (x == 'Q' ? "msq" : (x == 'M' ? "shm" : "sem"))
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#define IPC_TO_STRING(x) (x == 'Q' ? "message queue" : \
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(x == 'M' ? "shared memory segment" : "semaphore"))
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int signaled;
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void usage(void);
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int msgrm(key_t, int);
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int shmrm(key_t, int);
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int semrm(key_t, int);
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void not_configured(int);
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void usage(void)
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{
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fprintf(stderr, "%s\n%s\n",
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"usage: ipcrm [-q msqid] [-m shmid] [-s semid]",
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" [-Q msgkey] [-M shmkey] [-S semkey] ...");
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exit(1);
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}
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int msgrm(key_t key, int id)
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{
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if (key) {
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id = msgget(key, 0);
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if (id == -1)
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return -1;
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}
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return msgctl(id, IPC_RMID, NULL);
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}
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int shmrm(key_t key, int id)
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{
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if (key) {
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id = shmget(key, 0, 0);
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if (id == -1)
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return -1;
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}
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return shmctl(id, IPC_RMID, NULL);
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}
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int semrm(key_t key, int id)
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{
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union semun arg;
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||||
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if (key) {
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id = semget(key, 0, 0);
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if (id == -1)
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return -1;
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}
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return semctl(id, 0, IPC_RMID, arg);
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}
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void not_configured(int signo __unused)
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{
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signaled++;
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}
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int main(int argc, char *argv[])
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{
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int c, result, errflg, target_id;
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key_t target_key;
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errflg = 0;
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signal(SIGSYS, not_configured);
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while ((c = getopt(argc, argv, ":q:m:s:Q:M:S:")) != -1) {
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signaled = 0;
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switch (c) {
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case 'q':
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case 'm':
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case 's':
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target_id = atoi(optarg);
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if (c == 'q')
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result = msgrm(0, target_id);
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else if (c == 'm')
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result = shmrm(0, target_id);
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else
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result = semrm(0, target_id);
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if (result < 0) {
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errflg++;
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if (!signaled)
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warn("%sid(%d): ", IPC_TO_STR(toupper(c)), target_id);
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else
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warnx("%ss are not configured in the running kernel",
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IPC_TO_STRING(toupper(c)));
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}
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break;
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case 'Q':
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case 'M':
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case 'S':
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target_key = strtoull(optarg, NULL, 10);
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if (target_key == IPC_PRIVATE) {
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warnx("can't remove private %ss", IPC_TO_STRING(c));
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continue;
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}
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if (c == 'Q')
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result = msgrm(target_key, 0);
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else if (c == 'M')
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result = shmrm(target_key, 0);
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else
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result = semrm(target_key, 0);
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if (result < 0) {
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errflg++;
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if (!signaled)
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warn("%ss(%lld): ", IPC_TO_STR(c), target_key);
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else
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warnx("%ss are not configured in the running kernel",
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||||
IPC_TO_STRING(c));
|
||||
}
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||||
break;
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case ':':
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||||
fprintf(stderr, "option -%c requires an argument\n", optopt);
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usage();
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case '?':
|
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fprintf(stderr, "unrecognized option: -%c\n", optopt);
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usage();
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}
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}
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||||
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if (optind != argc) {
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fprintf(stderr, "unknown argument: %s\n", argv[optind]);
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usage();
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||||
}
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exit(errflg);
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}
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872
winsup/utils/ipcs.c
Normal file
872
winsup/utils/ipcs.c
Normal file
@@ -0,0 +1,872 @@
|
||||
/*
|
||||
* Copyright (c) 1994 SigmaSoft, Th. Lockert <tholo@sigmasoft.com>
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. The name of the author may not be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
|
||||
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
|
||||
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
|
||||
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
|
||||
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
||||
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
|
||||
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
|
||||
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <sys/cdefs.h>
|
||||
#ifndef __FBSDID
|
||||
#define __FBSDID(s) const char version[] = (s)
|
||||
#endif
|
||||
__FBSDID("$FreeBSD: /repoman/r/ncvs/src/usr.bin/ipcs/ipcs.c,v 1.22 2003/10/30 16:52:14 iwasaki Exp $");
|
||||
|
||||
#include <assert.h>
|
||||
#include <err.h>
|
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#include <fcntl.h>
|
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#include <grp.h>
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#ifndef __CYGWIN__
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#include <kvm.h>
|
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#include <nlist.h>
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#endif /* __CYGWIN__ */
|
||||
#include <limits.h>
|
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#include <paths.h>
|
||||
#include <pwd.h>
|
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#ifdef __CYGWIN__
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||||
#include <grp.h>
|
||||
#endif /* __CYGWIN__ */
|
||||
#include <stddef.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <unistd.h>
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#include <sys/time.h>
|
||||
#ifndef __CYGWIN__
|
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#include <sys/proc.h>
|
||||
#include <sys/sysctl.h>
|
||||
#endif /* __CYGWIN__ */
|
||||
#define _KERNEL
|
||||
#include <sys/ipc.h>
|
||||
#include <sys/sem.h>
|
||||
#include <sys/shm.h>
|
||||
#include <sys/msg.h>
|
||||
|
||||
/* SysCtlGatherStruct structure. */
|
||||
struct scgs_vector {
|
||||
const char *sysctl;
|
||||
off_t offset;
|
||||
size_t size;
|
||||
};
|
||||
|
||||
int use_sysctl = 1;
|
||||
struct semid_ds *sema;
|
||||
struct seminfo seminfo;
|
||||
struct msginfo msginfo;
|
||||
struct msqid_ds *msqids;
|
||||
struct shminfo shminfo;
|
||||
struct shmid_ds *shmsegs;
|
||||
|
||||
char *fmt_perm(u_short);
|
||||
void cvt_time(time_t, char *);
|
||||
void sysctlgatherstruct(void *addr, size_t size, struct scgs_vector *vec);
|
||||
void kget(int idx, void *addr, size_t size);
|
||||
void usage(void);
|
||||
#ifdef __CYGWIN__
|
||||
void help() __attribute__ ((noreturn));
|
||||
#endif /* __CYGWIN__ */
|
||||
|
||||
#ifdef __CYGWIN__
|
||||
#define _POSIX2_LINE_MAX 255
|
||||
typedef int kvm_t;
|
||||
#define kvm_openfiles(a,b,c,d,e) NULL
|
||||
#define kvm_nlist(a,b) -1
|
||||
#define kvm_close(a)
|
||||
#define kvm_read(a,b,c,d) 0
|
||||
#define kvm_geterr(a) ""
|
||||
#define sysctlbyname(a,b,c,d,e) -1
|
||||
|
||||
struct nlist {
|
||||
const char *n_name;
|
||||
int n_type;
|
||||
int n_value;
|
||||
};
|
||||
#endif /* __CYGWIN__ */
|
||||
|
||||
static struct nlist symbols[] = {
|
||||
{"sema"},
|
||||
#define X_SEMA 0
|
||||
{"seminfo"},
|
||||
#define X_SEMINFO 1
|
||||
{"msginfo"},
|
||||
#define X_MSGINFO 2
|
||||
{"msqids"},
|
||||
#define X_MSQIDS 3
|
||||
{"shminfo"},
|
||||
#define X_SHMINFO 4
|
||||
{"shmsegs"},
|
||||
#define X_SHMSEGS 5
|
||||
#ifdef __CYGWIN__
|
||||
{"msgstat"},
|
||||
#define X_MSGSTAT 6
|
||||
{"semstat"},
|
||||
#define X_SEMSTAT 7
|
||||
{"shmstat"},
|
||||
#define X_SHMSTAT 8
|
||||
#endif /* __CYGWIN__ */
|
||||
{NULL}
|
||||
};
|
||||
|
||||
#define SHMINFO_XVEC \
|
||||
X(shmmax, sizeof(int)) \
|
||||
X(shmmin, sizeof(int)) \
|
||||
X(shmmni, sizeof(int)) \
|
||||
X(shmseg, sizeof(int)) \
|
||||
X(shmall, sizeof(int))
|
||||
|
||||
#define SEMINFO_XVEC \
|
||||
X(semmap, sizeof(int)) \
|
||||
X(semmni, sizeof(int)) \
|
||||
X(semmns, sizeof(int)) \
|
||||
X(semmnu, sizeof(int)) \
|
||||
X(semmsl, sizeof(int)) \
|
||||
X(semopm, sizeof(int)) \
|
||||
X(semume, sizeof(int)) \
|
||||
X(semusz, sizeof(int)) \
|
||||
X(semvmx, sizeof(int)) \
|
||||
X(semaem, sizeof(int))
|
||||
|
||||
#define MSGINFO_XVEC \
|
||||
X(msgmax, sizeof(int)) \
|
||||
X(msgmni, sizeof(int)) \
|
||||
X(msgmnb, sizeof(int)) \
|
||||
X(msgtql, sizeof(int)) \
|
||||
X(msgssz, sizeof(int)) \
|
||||
X(msgseg, sizeof(int))
|
||||
|
||||
#define X(a, b) { "kern.ipc." #a, offsetof(TYPEC, a), (b) },
|
||||
#define TYPEC struct shminfo
|
||||
struct scgs_vector shminfo_scgsv[] = { SHMINFO_XVEC { NULL } };
|
||||
#undef TYPEC
|
||||
#define TYPEC struct seminfo
|
||||
struct scgs_vector seminfo_scgsv[] = { SEMINFO_XVEC { NULL } };
|
||||
#undef TYPEC
|
||||
#define TYPEC struct msginfo
|
||||
struct scgs_vector msginfo_scgsv[] = { MSGINFO_XVEC { NULL } };
|
||||
#undef TYPEC
|
||||
#undef X
|
||||
|
||||
static kvm_t *kd;
|
||||
|
||||
#ifdef __CYGWIN__
|
||||
const char *
|
||||
user_from_uid (uid_t uid, uid_t dummy)
|
||||
{
|
||||
struct passwd *pwd = getpwuid (uid);
|
||||
return pwd ? pwd->pw_name : "???";
|
||||
}
|
||||
|
||||
const char *
|
||||
group_from_gid (gid_t gid, gid_t dummy)
|
||||
{
|
||||
struct group *grp = getgrgid (gid);
|
||||
return grp ? grp->gr_name : "???";
|
||||
}
|
||||
#endif /* __CYGWIN__ */
|
||||
|
||||
char *
|
||||
fmt_perm(mode)
|
||||
u_short mode;
|
||||
{
|
||||
static char buffer[100];
|
||||
|
||||
buffer[0] = '-';
|
||||
buffer[1] = '-';
|
||||
buffer[2] = ((mode & 0400) ? 'r' : '-');
|
||||
buffer[3] = ((mode & 0200) ? 'w' : '-');
|
||||
buffer[4] = ((mode & 0100) ? 'a' : '-');
|
||||
buffer[5] = ((mode & 0040) ? 'r' : '-');
|
||||
buffer[6] = ((mode & 0020) ? 'w' : '-');
|
||||
buffer[7] = ((mode & 0010) ? 'a' : '-');
|
||||
buffer[8] = ((mode & 0004) ? 'r' : '-');
|
||||
buffer[9] = ((mode & 0002) ? 'w' : '-');
|
||||
buffer[10] = ((mode & 0001) ? 'a' : '-');
|
||||
buffer[11] = '\0';
|
||||
return (&buffer[0]);
|
||||
}
|
||||
|
||||
void
|
||||
cvt_time(t, buf)
|
||||
time_t t;
|
||||
char *buf;
|
||||
{
|
||||
struct tm *tm;
|
||||
|
||||
if (t == 0) {
|
||||
strcpy(buf, "no-entry");
|
||||
} else {
|
||||
tm = localtime(&t);
|
||||
sprintf(buf, "%2d:%02d:%02d",
|
||||
tm->tm_hour, tm->tm_min, tm->tm_sec);
|
||||
}
|
||||
}
|
||||
#define SHMINFO 1
|
||||
#define SHMTOTAL 2
|
||||
#define MSGINFO 4
|
||||
#define MSGTOTAL 8
|
||||
#define SEMINFO 16
|
||||
#define SEMTOTAL 32
|
||||
|
||||
#define BIGGEST 1
|
||||
#define CREATOR 2
|
||||
#define OUTSTANDING 4
|
||||
#define PID 8
|
||||
#define TIME 16
|
||||
#ifdef __CYGWIN__
|
||||
#define STATUS 32
|
||||
#endif /* __CYGWIN__ */
|
||||
|
||||
int
|
||||
main(argc, argv)
|
||||
int argc;
|
||||
char *argv[];
|
||||
{
|
||||
int display = SHMINFO | MSGINFO | SEMINFO;
|
||||
int option = 0;
|
||||
char *core = NULL, *namelist = NULL;
|
||||
char kvmoferr[_POSIX2_LINE_MAX]; /* Error buf for kvm_openfiles. */
|
||||
int i;
|
||||
|
||||
#ifdef __CYGWIN__
|
||||
while ((i = getopt(argc, argv, "MmQqSsabchoptTu")) != -1)
|
||||
#else
|
||||
while ((i = getopt(argc, argv, "MmQqSsabC:cN:optTy")) != -1)
|
||||
#endif /* __CYGWIN__ */
|
||||
switch (i) {
|
||||
case 'M':
|
||||
display = SHMTOTAL;
|
||||
break;
|
||||
case 'm':
|
||||
display = SHMINFO;
|
||||
break;
|
||||
case 'Q':
|
||||
display = MSGTOTAL;
|
||||
break;
|
||||
case 'q':
|
||||
display = MSGINFO;
|
||||
break;
|
||||
case 'S':
|
||||
display = SEMTOTAL;
|
||||
break;
|
||||
case 's':
|
||||
display = SEMINFO;
|
||||
break;
|
||||
case 'T':
|
||||
display = SHMTOTAL | MSGTOTAL | SEMTOTAL;
|
||||
break;
|
||||
case 'a':
|
||||
option |= BIGGEST | CREATOR | OUTSTANDING | PID | TIME;
|
||||
break;
|
||||
case 'b':
|
||||
option |= BIGGEST;
|
||||
break;
|
||||
#ifndef __CYGWIN__
|
||||
case 'C':
|
||||
core = optarg;
|
||||
break;
|
||||
#endif /* __CYGWIN__ */
|
||||
case 'c':
|
||||
option |= CREATOR;
|
||||
break;
|
||||
#ifndef __CYGWIN__
|
||||
case 'N':
|
||||
namelist = optarg;
|
||||
break;
|
||||
#endif /* __CYGWIN__ */
|
||||
case 'o':
|
||||
option |= OUTSTANDING;
|
||||
break;
|
||||
case 'p':
|
||||
option |= PID;
|
||||
break;
|
||||
case 't':
|
||||
option |= TIME;
|
||||
break;
|
||||
#ifdef __CYGWIN__
|
||||
case 'h':
|
||||
help();
|
||||
case 'u':
|
||||
option |= STATUS;
|
||||
break;
|
||||
#endif /* __CYGWIN__ */
|
||||
#ifndef __CYGWIN__
|
||||
case 'y':
|
||||
use_sysctl = 0;
|
||||
break;
|
||||
#endif /* __CYGWIN__ */
|
||||
default:
|
||||
usage();
|
||||
}
|
||||
|
||||
/*
|
||||
* If paths to the exec file or core file were specified, we
|
||||
* aren't operating on the running kernel, so we can't use
|
||||
* sysctl.
|
||||
*/
|
||||
if (namelist != NULL || core != NULL)
|
||||
use_sysctl = 0;
|
||||
|
||||
if (!use_sysctl) {
|
||||
kd = kvm_openfiles(namelist, core, NULL, O_RDONLY, kvmoferr);
|
||||
if (kd == NULL)
|
||||
errx(1, "kvm_openfiles: %s", kvmoferr);
|
||||
switch (kvm_nlist(kd, symbols)) {
|
||||
case 0:
|
||||
break;
|
||||
case -1:
|
||||
errx(1, "unable to read kernel symbol table");
|
||||
default:
|
||||
#ifdef notdef /* they'll be told more civilly later */
|
||||
warnx("nlist failed");
|
||||
for (i = 0; symbols[i].n_name != NULL; i++)
|
||||
if (symbols[i].n_value == 0)
|
||||
warnx("symbol %s not found",
|
||||
symbols[i].n_name);
|
||||
#endif
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
kget(X_MSGINFO, &msginfo, sizeof(msginfo));
|
||||
if ((display & (MSGINFO | MSGTOTAL))) {
|
||||
if (display & MSGTOTAL) {
|
||||
printf("msginfo:\n");
|
||||
printf("\tmsgmax: %8ld\t(max characters in a message)\n",
|
||||
msginfo.msgmax);
|
||||
printf("\tmsgmni: %8ld\t(# of message queues)\n",
|
||||
msginfo.msgmni);
|
||||
printf("\tmsgmnb: %8ld\t(max characters in a message queue)\n",
|
||||
msginfo.msgmnb);
|
||||
printf("\tmsgtql: %8ld\t(max # of messages in system)\n",
|
||||
msginfo.msgtql);
|
||||
printf("\tmsgssz: %8ld\t(size of a message segment)\n",
|
||||
msginfo.msgssz);
|
||||
printf("\tmsgseg: %8ld\t(# of message segments in system)\n\n",
|
||||
msginfo.msgseg);
|
||||
}
|
||||
if (display & MSGINFO) {
|
||||
struct msqid_ds *xmsqids;
|
||||
size_t xmsqids_len;
|
||||
|
||||
|
||||
xmsqids_len = sizeof(struct msqid_ds) * msginfo.msgmni;
|
||||
xmsqids = malloc(xmsqids_len);
|
||||
kget(X_MSQIDS, xmsqids, xmsqids_len);
|
||||
|
||||
printf("Message Queues:\n");
|
||||
printf("T ID KEY MODE OWNER GROUP");
|
||||
if (option & CREATOR)
|
||||
printf(" CREATOR CGROUP");
|
||||
if (option & OUTSTANDING)
|
||||
printf(" CBYTES QNUM");
|
||||
if (option & BIGGEST)
|
||||
printf(" QBYTES");
|
||||
if (option & PID)
|
||||
printf(" LSPID LRPID");
|
||||
if (option & TIME)
|
||||
printf(" STIME RTIME CTIME");
|
||||
printf("\n");
|
||||
for (i = 0; i < msginfo.msgmni; i += 1) {
|
||||
if (xmsqids[i].msg_qbytes != 0) {
|
||||
char stime_buf[100], rtime_buf[100],
|
||||
ctime_buf[100];
|
||||
struct msqid_ds *msqptr = &xmsqids[i];
|
||||
|
||||
cvt_time(msqptr->msg_stime, stime_buf);
|
||||
cvt_time(msqptr->msg_rtime, rtime_buf);
|
||||
cvt_time(msqptr->msg_ctime, ctime_buf);
|
||||
|
||||
printf("q %6d %20llu %s %8s %8s",
|
||||
IXSEQ_TO_IPCID(i, msqptr->msg_perm),
|
||||
msqptr->msg_perm.key,
|
||||
fmt_perm(msqptr->msg_perm.mode),
|
||||
user_from_uid(msqptr->msg_perm.uid, 0),
|
||||
group_from_gid(msqptr->msg_perm.gid, 0));
|
||||
|
||||
if (option & CREATOR)
|
||||
printf(" %8s %8s",
|
||||
user_from_uid(msqptr->msg_perm.cuid, 0),
|
||||
group_from_gid(msqptr->msg_perm.cgid, 0));
|
||||
|
||||
if (option & OUTSTANDING)
|
||||
printf(" %6lu %6lu",
|
||||
msqptr->msg_cbytes,
|
||||
msqptr->msg_qnum);
|
||||
|
||||
if (option & BIGGEST)
|
||||
printf(" %6lu",
|
||||
msqptr->msg_qbytes);
|
||||
|
||||
if (option & PID)
|
||||
printf(" %6d %6d",
|
||||
msqptr->msg_lspid,
|
||||
msqptr->msg_lrpid);
|
||||
|
||||
if (option & TIME)
|
||||
printf(" %s %s %s",
|
||||
stime_buf,
|
||||
rtime_buf,
|
||||
ctime_buf);
|
||||
|
||||
printf("\n");
|
||||
}
|
||||
}
|
||||
printf("\n");
|
||||
}
|
||||
#ifdef __CYGWIN__
|
||||
if (option & STATUS) {
|
||||
struct msg_info msg_info;
|
||||
kget(X_MSGSTAT, &msg_info, sizeof msg_info);
|
||||
printf("Message Queue Usage:\n");
|
||||
printf("\tmsg_ids: %7ld\t(no. of allocated queues)\n",
|
||||
msg_info.msg_ids);
|
||||
printf("\tmsg_num: %7ld\t(no. of messages in system)\n",
|
||||
msg_info.msg_num);
|
||||
printf("\tmsg_tot: %7ld\t(size in bytes of messages in system)\n",
|
||||
msg_info.msg_tot);
|
||||
printf("\n");
|
||||
}
|
||||
#endif /* __CYGWIN__ */
|
||||
} else
|
||||
if (display & (MSGINFO | MSGTOTAL)) {
|
||||
fprintf(stderr,
|
||||
"SVID messages facility not configured in the system\n");
|
||||
}
|
||||
|
||||
kget(X_SHMINFO, &shminfo, sizeof(shminfo));
|
||||
if ((display & (SHMINFO | SHMTOTAL))) {
|
||||
if (display & SHMTOTAL) {
|
||||
printf("shminfo:\n");
|
||||
printf("\tshmmax: %8ld\t(max shared memory segment size)\n",
|
||||
shminfo.shmmax);
|
||||
printf("\tshmmin: %8ld\t(min shared memory segment size)\n",
|
||||
shminfo.shmmin);
|
||||
printf("\tshmmni: %8ld\t(max number of shared memory identifiers)\n",
|
||||
shminfo.shmmni);
|
||||
printf("\tshmseg: %8ld\t(max shared memory segments per process)\n",
|
||||
shminfo.shmseg);
|
||||
printf("\tshmall: %8ld\t(max amount of shared memory in pages)\n\n",
|
||||
shminfo.shmall);
|
||||
}
|
||||
if (display & SHMINFO) {
|
||||
struct shmid_ds *xshmids;
|
||||
size_t xshmids_len;
|
||||
|
||||
xshmids_len = sizeof(struct shmid_ds) * shminfo.shmmni;
|
||||
xshmids = malloc(xshmids_len);
|
||||
kget(X_SHMSEGS, xshmids, xshmids_len);
|
||||
|
||||
printf("Shared Memory:\n");
|
||||
printf("T ID KEY MODE OWNER GROUP");
|
||||
if (option & CREATOR)
|
||||
printf(" CREATOR CGROUP");
|
||||
if (option & OUTSTANDING)
|
||||
printf(" NATTCH");
|
||||
if (option & BIGGEST)
|
||||
printf(" SEGSZ");
|
||||
if (option & PID)
|
||||
printf(" CPID LPID");
|
||||
if (option & TIME)
|
||||
printf(" ATIME DTIME CTIME");
|
||||
printf("\n");
|
||||
for (i = 0; i < shminfo.shmmni; i += 1) {
|
||||
if (xshmids[i].shm_perm.mode & 0x0800) {
|
||||
char atime_buf[100], dtime_buf[100],
|
||||
ctime_buf[100];
|
||||
struct shmid_ds *shmptr = &xshmids[i];
|
||||
|
||||
cvt_time(shmptr->shm_atime, atime_buf);
|
||||
cvt_time(shmptr->shm_dtime, dtime_buf);
|
||||
cvt_time(shmptr->shm_ctime, ctime_buf);
|
||||
|
||||
printf("m %6d %20llu %s %8s %8s",
|
||||
IXSEQ_TO_IPCID(i, shmptr->shm_perm),
|
||||
shmptr->shm_perm.key,
|
||||
fmt_perm(shmptr->shm_perm.mode),
|
||||
user_from_uid(shmptr->shm_perm.uid, 0),
|
||||
group_from_gid(shmptr->shm_perm.gid, 0));
|
||||
|
||||
if (option & CREATOR)
|
||||
printf(" %8s %8s",
|
||||
user_from_uid(shmptr->shm_perm.cuid, 0),
|
||||
group_from_gid(shmptr->shm_perm.cgid, 0));
|
||||
|
||||
if (option & OUTSTANDING)
|
||||
printf(" %6d",
|
||||
shmptr->shm_nattch);
|
||||
|
||||
if (option & BIGGEST)
|
||||
printf(" %6d",
|
||||
shmptr->shm_segsz);
|
||||
|
||||
if (option & PID)
|
||||
printf(" %6d %6d",
|
||||
shmptr->shm_cpid,
|
||||
shmptr->shm_lpid);
|
||||
|
||||
if (option & TIME)
|
||||
printf(" %s %s %s",
|
||||
atime_buf,
|
||||
dtime_buf,
|
||||
ctime_buf);
|
||||
|
||||
printf("\n");
|
||||
}
|
||||
}
|
||||
printf("\n");
|
||||
}
|
||||
#ifdef __CYGWIN__
|
||||
if (option & STATUS) {
|
||||
struct shm_info shm_info;
|
||||
kget(X_SHMSTAT, &shm_info, sizeof shm_info);
|
||||
printf("Shared Memory Usage:\n");
|
||||
printf("\tshm_ids: %7ld\t(no. of allocated segments)\n",
|
||||
shm_info.shm_ids);
|
||||
printf("\tshm_tot: %7ld\t(size in bytes of allocated segments)\n",
|
||||
shm_info.shm_tot);
|
||||
printf("\tshm_atts: %7ld\t(no. of attached segments in system)\n",
|
||||
shm_info.shm_atts);
|
||||
printf("\n");
|
||||
}
|
||||
#endif /* __CYGWIN__ */
|
||||
} else
|
||||
if (display & (SHMINFO | SHMTOTAL)) {
|
||||
fprintf(stderr,
|
||||
"SVID shared memory facility not configured in the system\n");
|
||||
}
|
||||
|
||||
kget(X_SEMINFO, &seminfo, sizeof(seminfo));
|
||||
if ((display & (SEMINFO | SEMTOTAL))) {
|
||||
struct semid_ds *xsema;
|
||||
size_t xsema_len;
|
||||
|
||||
if (display & SEMTOTAL) {
|
||||
printf("seminfo:\n");
|
||||
printf("\tsemmap: %8ld\t(# of entries in semaphore map)\n",
|
||||
seminfo.semmap);
|
||||
printf("\tsemmni: %8ld\t(# of semaphore identifiers)\n",
|
||||
seminfo.semmni);
|
||||
printf("\tsemmns: %8ld\t(# of semaphores in system)\n",
|
||||
seminfo.semmns);
|
||||
printf("\tsemmnu: %8ld\t(# of undo structures in system)\n",
|
||||
seminfo.semmnu);
|
||||
printf("\tsemmsl: %8ld\t(max # of semaphores per id)\n",
|
||||
seminfo.semmsl);
|
||||
printf("\tsemopm: %8ld\t(max # of operations per semop call)\n",
|
||||
seminfo.semopm);
|
||||
printf("\tsemume: %8ld\t(max # of undo entries per process)\n",
|
||||
seminfo.semume);
|
||||
printf("\tsemusz: %8ld\t(size in bytes of undo structure)\n",
|
||||
seminfo.semusz);
|
||||
printf("\tsemvmx: %8ld\t(semaphore maximum value)\n",
|
||||
seminfo.semvmx);
|
||||
printf("\tsemaem: %8ld\t(adjust on exit max value)\n\n",
|
||||
seminfo.semaem);
|
||||
}
|
||||
if (display & SEMINFO) {
|
||||
xsema_len = sizeof(struct semid_ds) * seminfo.semmni;
|
||||
xsema = malloc(xsema_len);
|
||||
kget(X_SEMA, xsema, xsema_len);
|
||||
|
||||
printf("Semaphores:\n");
|
||||
printf("T ID KEY MODE OWNER GROUP");
|
||||
if (option & CREATOR)
|
||||
printf(" CREATOR CGROUP");
|
||||
if (option & BIGGEST)
|
||||
printf(" NSEMS");
|
||||
if (option & TIME)
|
||||
printf(" OTIME CTIME");
|
||||
printf("\n");
|
||||
for (i = 0; i < seminfo.semmni; i += 1) {
|
||||
if ((xsema[i].sem_perm.mode & SEM_ALLOC) != 0) {
|
||||
char ctime_buf[100], otime_buf[100];
|
||||
struct semid_ds *semaptr = &xsema[i];
|
||||
|
||||
cvt_time(semaptr->sem_otime, otime_buf);
|
||||
cvt_time(semaptr->sem_ctime, ctime_buf);
|
||||
|
||||
printf("s %6d %20llu %s %8s %8s",
|
||||
IXSEQ_TO_IPCID(i, semaptr->sem_perm),
|
||||
semaptr->sem_perm.key,
|
||||
fmt_perm(semaptr->sem_perm.mode),
|
||||
user_from_uid(semaptr->sem_perm.uid, 0),
|
||||
group_from_gid(semaptr->sem_perm.gid, 0));
|
||||
|
||||
if (option & CREATOR)
|
||||
printf(" %8s %8s",
|
||||
user_from_uid(semaptr->sem_perm.cuid, 0),
|
||||
group_from_gid(semaptr->sem_perm.cgid, 0));
|
||||
|
||||
if (option & BIGGEST)
|
||||
printf(" %6d",
|
||||
semaptr->sem_nsems);
|
||||
|
||||
if (option & TIME)
|
||||
printf(" %s %s",
|
||||
otime_buf,
|
||||
ctime_buf);
|
||||
|
||||
printf("\n");
|
||||
}
|
||||
}
|
||||
|
||||
printf("\n");
|
||||
}
|
||||
#ifdef __CYGWIN__
|
||||
if (option & STATUS) {
|
||||
struct sem_info sem_info;
|
||||
kget(X_SEMSTAT, &sem_info, sizeof sem_info);
|
||||
printf("Semaphore Usage:\n");
|
||||
printf("\tsem_ids: %7ld\t(no. of allocated semaphore sets)\n",
|
||||
sem_info.sem_ids);
|
||||
printf("\tsem_num: %7ld\t(no. of allocated semaphores)\n",
|
||||
sem_info.sem_num);
|
||||
printf("\n");
|
||||
}
|
||||
#endif /* __CYGWIN__ */
|
||||
} else
|
||||
if (display & (SEMINFO | SEMTOTAL)) {
|
||||
fprintf(stderr, "SVID semaphores facility not configured in the system\n");
|
||||
}
|
||||
if (!use_sysctl)
|
||||
kvm_close(kd);
|
||||
|
||||
exit(0);
|
||||
}
|
||||
|
||||
void
|
||||
sysctlgatherstruct(addr, size, vecarr)
|
||||
void *addr;
|
||||
size_t size;
|
||||
struct scgs_vector *vecarr;
|
||||
{
|
||||
struct scgs_vector *xp;
|
||||
size_t tsiz;
|
||||
int rv;
|
||||
|
||||
for (xp = vecarr; xp->sysctl != NULL; xp++) {
|
||||
assert(xp->offset <= size);
|
||||
tsiz = xp->size;
|
||||
rv = sysctlbyname(xp->sysctl, (char *)addr + xp->offset,
|
||||
&tsiz, NULL, 0);
|
||||
if (rv == -1)
|
||||
errx(1, "sysctlbyname: %s", xp->sysctl);
|
||||
if (tsiz != xp->size)
|
||||
errx(1, "%s size mismatch (expected %d, got %d)",
|
||||
xp->sysctl, xp->size, tsiz);
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
kget(idx, addr, size)
|
||||
int idx;
|
||||
void *addr;
|
||||
size_t size;
|
||||
{
|
||||
const char *symn; /* symbol name */
|
||||
size_t tsiz;
|
||||
int rv;
|
||||
unsigned long kaddr;
|
||||
const char *sym2sysctl[] = { /* symbol to sysctl name table */
|
||||
"kern.ipc.sema",
|
||||
"kern.ipc.seminfo",
|
||||
"kern.ipc.msginfo",
|
||||
"kern.ipc.msqids",
|
||||
"kern.ipc.shminfo",
|
||||
"kern.ipc.shmsegs" };
|
||||
|
||||
#ifndef __CYGWIN__
|
||||
assert((unsigned)idx <= sizeof(sym2sysctl) / sizeof(*sym2sysctl));
|
||||
#endif /* __CYGWIN__ */
|
||||
#ifdef __CYGWIN__
|
||||
if (1) {
|
||||
union semun su;
|
||||
switch (idx) {
|
||||
case X_MSGINFO:
|
||||
if (msgctl(0, IPC_INFO, (struct msqid_ds *)addr) < 0)
|
||||
err(1, "msgctl");
|
||||
break;
|
||||
case X_SEMINFO:
|
||||
su.buf = (struct semid_ds *)addr;
|
||||
if (semctl(0, 0, IPC_INFO, su) < 0)
|
||||
err(1, "semctl");
|
||||
break;
|
||||
break;
|
||||
case X_SHMINFO:
|
||||
if (shmctl(0, IPC_INFO, (struct shmid_ds *)addr) < 0)
|
||||
err(1, "shmctl");
|
||||
break;
|
||||
case X_MSQIDS:
|
||||
if (msgctl(size / sizeof(struct msqid_ds), IPC_INFO,
|
||||
(struct msqid_ds *)addr) < 0)
|
||||
err(1, "msgctl");
|
||||
break;
|
||||
case X_SEMA:
|
||||
su.buf = (struct semid_ds *)addr;
|
||||
if (semctl(size / sizeof(struct semid_ds), 0,
|
||||
IPC_INFO, su) < 0)
|
||||
err(1, "semctl");
|
||||
break;
|
||||
case X_SHMSEGS:
|
||||
if (shmctl(size / sizeof(struct shmid_ds), IPC_INFO,
|
||||
(struct shmid_ds *)addr) < 0)
|
||||
err(1, "shmctl");
|
||||
break;
|
||||
case X_MSGSTAT:
|
||||
if (msgctl(0, MSG_INFO, (struct msqid_ds *)addr) < 0)
|
||||
err(1, "msgctl");
|
||||
break;
|
||||
case X_SEMSTAT:
|
||||
su.buf = (struct semid_ds *)addr;
|
||||
if (semctl(0, 0, SEM_INFO, su) < 0)
|
||||
err(1, "semctl");
|
||||
break;
|
||||
break;
|
||||
case X_SHMSTAT:
|
||||
if (shmctl(0, SHM_INFO, (struct shmid_ds *)addr) < 0)
|
||||
err(1, "shmctl");
|
||||
break;
|
||||
}
|
||||
} else
|
||||
#endif /* __CYGWIN__ */
|
||||
if (!use_sysctl) {
|
||||
symn = symbols[idx].n_name;
|
||||
if (*symn == '_')
|
||||
symn++;
|
||||
if (symbols[idx].n_type == 0 || symbols[idx].n_value == 0)
|
||||
errx(1, "symbol %s undefined", symn);
|
||||
/*
|
||||
* For some symbols, the value we retreieve is
|
||||
* actually a pointer; since we want the actual value,
|
||||
* we have to manually dereference it.
|
||||
*/
|
||||
switch (idx) {
|
||||
case X_MSQIDS:
|
||||
tsiz = sizeof(msqids);
|
||||
rv = kvm_read(kd, symbols[idx].n_value,
|
||||
&msqids, tsiz);
|
||||
kaddr = (u_long)msqids;
|
||||
break;
|
||||
case X_SHMSEGS:
|
||||
tsiz = sizeof(shmsegs);
|
||||
rv = kvm_read(kd, symbols[idx].n_value,
|
||||
&shmsegs, tsiz);
|
||||
kaddr = (u_long)shmsegs;
|
||||
break;
|
||||
case X_SEMA:
|
||||
tsiz = sizeof(sema);
|
||||
rv = kvm_read(kd, symbols[idx].n_value,
|
||||
&sema, tsiz);
|
||||
kaddr = (u_long)sema;
|
||||
break;
|
||||
default:
|
||||
rv = tsiz = 0;
|
||||
kaddr = symbols[idx].n_value;
|
||||
break;
|
||||
}
|
||||
if ((unsigned)rv != tsiz)
|
||||
errx(1, "%s: %s", symn, kvm_geterr(kd));
|
||||
if ((unsigned)kvm_read(kd, kaddr, addr, size) != size)
|
||||
errx(1, "%s: %s", symn, kvm_geterr(kd));
|
||||
} else {
|
||||
switch (idx) {
|
||||
case X_SHMINFO:
|
||||
sysctlgatherstruct(addr, size, shminfo_scgsv);
|
||||
break;
|
||||
case X_SEMINFO:
|
||||
sysctlgatherstruct(addr, size, seminfo_scgsv);
|
||||
break;
|
||||
case X_MSGINFO:
|
||||
sysctlgatherstruct(addr, size, msginfo_scgsv);
|
||||
break;
|
||||
default:
|
||||
tsiz = size;
|
||||
rv = sysctlbyname(sym2sysctl[idx], addr, &tsiz,
|
||||
NULL, 0);
|
||||
if (rv == -1)
|
||||
err(1, "sysctlbyname: %s", sym2sysctl[idx]);
|
||||
if (tsiz != size)
|
||||
errx(1, "%s size mismatch "
|
||||
"(expected %d, got %d)",
|
||||
sym2sysctl[idx], size, tsiz);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
usage()
|
||||
{
|
||||
|
||||
fprintf(stderr,
|
||||
#ifdef __CYGWIN__
|
||||
"usage: ipcs [-abchmopqstuMQST]\n"
|
||||
"Try `ipcs -h' for more information.\n");
|
||||
#else
|
||||
"usage: ipcs [-abcmopqstyMQST] [-C corefile] [-N namelist]\n");
|
||||
#endif /* __CYGWIN__ */
|
||||
exit(1);
|
||||
}
|
||||
|
||||
#ifdef __CYGWIN__
|
||||
void
|
||||
help()
|
||||
{ puts(
|
||||
"usage: ipcs [-abchmopqstuMQST]\n"
|
||||
"ipcs prints information for IPC resources for which you have read access.\n"
|
||||
" -a Show the maximum amount of information possible when displaying\n"
|
||||
" active semaphores, message queues and shared memory segments\n"
|
||||
" (This is shorthand for specifying -bcopt).\n"
|
||||
" -b Show the maximum allowed sizes for active semaphores, message queues\n"
|
||||
" and shared memory segments. The maximum allowed size is the maximum\n"
|
||||
" number of bytes in a message on a message queue, the size of a shared\n"
|
||||
" memory segment, or the number of semaphores in a set of semaphores.\n"
|
||||
" -c Show the creator's name and group for active semaphores, message\n"
|
||||
" queues, and shared memory segments.\n"
|
||||
" -h This help.\n"
|
||||
" -m Display information about active shared memory segments.\n"
|
||||
" -o Show outstanding usage for active message queues and shared memory\n"
|
||||
" segments. The outstanding usage is the number of messages in a\n"
|
||||
" message queue, or the number of processes attached to a shared memory\n"
|
||||
" segment.\n"
|
||||
" -p Show the process ID information for active semaphores, message queues\n"
|
||||
" and shared memory segments. The process ID information is the last\n"
|
||||
" process to send a message to or receive a message from a message\n"
|
||||
" queue, the process that created a semaphore, or the last process to\n"
|
||||
" attach or detach a shared memory segment.\n"
|
||||
" -q Display information about active message queues.\n"
|
||||
" -s Display information about active semaphores.\n"
|
||||
" -t Show access times for active semaphores, message queues and shared\n"
|
||||
" -u Show system wide usage of IPC resources. This information is added\n"
|
||||
" as a list after the appropriate shared memory, messages queue or\n"
|
||||
" semaphore information output\n"
|
||||
" -M Display system information about shared memory.\n"
|
||||
" -Q Display system information about messages queues.\n"
|
||||
" -S Display system information about semaphores.\n"
|
||||
" -T Display system information about shared memory, message queues and\n"
|
||||
" semaphores.\n");
|
||||
exit(0);
|
||||
}
|
||||
#endif /* __CYGWIN__ */
|
||||
Reference in New Issue
Block a user