[apple/file_cmds.git] / ipcs / ipcs.c

/*
 * 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>

#include <assert.h>
#include <err.h>
#include <fcntl.h>
#include <grp.h>
#include <kvm.h>
#include <nlist.h>
#include <limits.h>
#include <paths.h>
#include <pwd.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

#include <sys/types.h>
#include <sys/ucred.h>
#include <sys/proc.h>
#include <sys/param.h>
#include <sys/time.h>
#include <sys/sysctl.h>

#define KERNEL

#include <sys/ipc.h>
#include <sys/sem_internal.h>
#include <sys/shm_internal.h>
#include <sys/msg.h>

#include "sys/ipcs.h"

/* The following is a kludge, until the problem of multiple inclusions
   of ipc.h is taken care of. */
#ifndef IXSEQ_TO_IPCID
#define IXSEQ_TO_IPCID(ix,perm) (((perm.seq) << 16) | (ix & 0xffff))
#endif

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

int
main(argc, argv)
	int     argc;
	char   *argv[];
{
	int     display = SHMINFO | MSGINFO | SEMINFO;
	int     option = 0;
	char	kvmoferr[_POSIX2_LINE_MAX];  /* Error buf for kvm_openfiles. */
	int     i;

	while ((i = getopt(argc, argv, "MmQqSsabcoptT")) != -1)
		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;
		case 'c':
			option |= CREATOR;
			break;
		case 'o':
			option |= OUTSTANDING;
			break;
		case 'p':
			option |= PID;
			break;
		case 't':
			option |= TIME;
			break;
		default:
			usage();
		}

	if ((display & (MSGINFO | MSGTOTAL))) {
		if (display & MSGTOTAL) {
			struct IPCS_command ic;
			struct msginfo msginfo;
			size_t ic_size = sizeof(ic);

			ic.ipcs_magic = IPCS_MAGIC;
			ic.ipcs_op = IPCS_MSG_CONF;
			ic.ipcs_cursor = 0;	/* 0 for fw. compat. */
			ic.ipcs_data = &msginfo;
			ic.ipcs_datalen = sizeof(msginfo);

			sysctlbyname(IPCS_MSG_SYSCTL, &ic, &ic_size, &ic, ic_size);
			printf("msginfo:\n");
			printf("\tmsgmax: %6d\t(max characters in a message)\n",
			    msginfo.msgmax);
			printf("\tmsgmni: %6d\t(# of message queues)\n",
			    msginfo.msgmni);
			printf("\tmsgmnb: %6d\t(max characters in a message queue)\n",
			    msginfo.msgmnb);
			printf("\tmsgtql: %6d\t(max # of messages in system)\n",
			    msginfo.msgtql);
			printf("\tmsgssz: %6d\t(size of a message segment)\n",
			    msginfo.msgssz);
			printf("\tmsgseg: %6d\t(# of message segments in system)\n\n",
			    msginfo.msgseg);
		}
		if (display & MSGINFO) {
			struct IPCS_command ic;
			struct msqid_ds ds;
			struct msqid_ds *msqptr = &ds;
			size_t ic_size = sizeof(ic);

			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");

			ic.ipcs_magic = IPCS_MAGIC;
			ic.ipcs_op = IPCS_MSG_ITER;
			ic.ipcs_cursor = 0;	/* start */
			ic.ipcs_data = msqptr;
			ic.ipcs_datalen = sizeof(*msqptr);

			while(!(sysctlbyname(IPCS_MSG_SYSCTL, &ic, &ic_size, &ic, ic_size))) {
				if (msqptr->msg_qbytes != 0) {
					char    stime_buf[100], rtime_buf[100],
					        ctime_buf[100];

					cvt_time(msqptr->msg_stime, stime_buf);
					cvt_time(msqptr->msg_rtime, rtime_buf);
					cvt_time(msqptr->msg_ctime, ctime_buf);

					printf("q %6d %10d %s %8s %8s",
					    IXSEQ_TO_IPCID(i, msqptr->msg_perm),
					    (int)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");
		}
	} else
		if (display & (MSGINFO | MSGTOTAL)) {
			fprintf(stderr,
			    "SVID messages facility not configured in the system\n");
		}

	if ((display & (SHMINFO | SHMTOTAL))) {
		if (display & SHMTOTAL) {
			struct IPCS_command ic;
			struct shminfo shminfo;
			size_t ic_size = sizeof(ic);

			ic.ipcs_magic = IPCS_MAGIC;
			ic.ipcs_op = IPCS_SHM_CONF;
			ic.ipcs_cursor = 0;	/* 0 for fw. compat. */
			ic.ipcs_data = &shminfo;
			ic.ipcs_datalen = sizeof(shminfo);

			sysctlbyname(IPCS_SHM_SYSCTL, &ic, &ic_size, &ic, ic_size);
			printf("shminfo:\n");
			printf("\tshmmax: %7d\t(max shared memory segment size)\n",
			    shminfo.shmmax);
			printf("\tshmmin: %7d\t(min shared memory segment size)\n",
			    shminfo.shmmin);
			printf("\tshmmni: %7d\t(max number of shared memory identifiers)\n",
			    shminfo.shmmni);
			printf("\tshmseg: %7d\t(max shared memory segments per process)\n",
			    shminfo.shmseg);
			printf("\tshmall: %7d\t(max amount of shared memory in pages)\n\n",
			    shminfo.shmall);
		}
		if (display & SHMINFO) {
			struct IPCS_command ic;
			struct shmid_ds ds;
			struct shmid_ds *shmptr = &ds;
			size_t ic_size = sizeof(ic);

			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");
		{	/* XXX */

			ic.ipcs_magic = IPCS_MAGIC;
			ic.ipcs_op = IPCS_SHM_ITER;
			ic.ipcs_cursor = 0;	/* start */
			ic.ipcs_data = shmptr;
			ic.ipcs_datalen = sizeof(*shmptr);

			while(!(sysctlbyname(IPCS_SHM_SYSCTL, &ic, &ic_size, &ic, ic_size))) {
				if (shmptr->shm_perm.mode & 0x0800) {
					char    atime_buf[100], dtime_buf[100],
					        ctime_buf[100];

					cvt_time(shmptr->shm_atime, atime_buf);
					cvt_time(shmptr->shm_dtime, dtime_buf);
					cvt_time(shmptr->shm_ctime, ctime_buf);

					printf("m %6d %10d %s %8s %8s",
					    IXSEQ_TO_IPCID(i, shmptr->shm_perm),
					    (int)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");
				}
			}
		}	/* XXX */
			printf("\n");
		}
	}
else
		if (display & (SHMINFO | SHMTOTAL)) {
			fprintf(stderr,
			    "SVID shared memory facility not configured in the system\n");
		}

	if ((display & (SEMINFO | SEMTOTAL))) {
		if (display & SEMTOTAL) {
			struct IPCS_command ic;
			struct seminfo seminfo;
			size_t ic_size = sizeof(ic);

			ic.ipcs_magic = IPCS_MAGIC;
			ic.ipcs_op = IPCS_SEM_CONF;
			ic.ipcs_cursor = 0;	/* 0 for fw. compat. */
			ic.ipcs_data = &seminfo;
			ic.ipcs_datalen = sizeof(seminfo);

			sysctlbyname(IPCS_SEM_SYSCTL, &ic, &ic_size, &ic, ic_size);
			printf("seminfo:\n");
			printf("\tsemmap: %6d\t(# of entries in semaphore map)\n",
			    seminfo.semmap);
			printf("\tsemmni: %6d\t(# of semaphore identifiers)\n",
			    seminfo.semmni);
			printf("\tsemmns: %6d\t(# of semaphores in system)\n",
			    seminfo.semmns);
			printf("\tsemmnu: %6d\t(# of undo structures in system)\n",
			    seminfo.semmnu);
			printf("\tsemmsl: %6d\t(max # of semaphores per id)\n",
			    seminfo.semmsl);
			printf("\tsemopm: %6d\t(max # of operations per semop call)\n",
			    seminfo.semopm);
			printf("\tsemume: %6d\t(max # of undo entries per process)\n",
			    seminfo.semume);
			printf("\tsemusz: %6d\t(size in bytes of undo structure)\n",
			    seminfo.semusz);
			printf("\tsemvmx: %6d\t(semaphore maximum value)\n",
			    seminfo.semvmx);
			printf("\tsemaem: %6d\t(adjust on exit max value)\n\n",
			    seminfo.semaem);
		}
		if (display & SEMINFO) {
			struct IPCS_command ic;
			struct semid_ds ds;
			struct semid_ds *semaptr = &ds;
			size_t ic_size = sizeof(ic);

			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");

			ic.ipcs_magic = IPCS_MAGIC;
			ic.ipcs_op = IPCS_SEM_ITER;
			ic.ipcs_cursor = 0;	/* start */
			ic.ipcs_data = semaptr;
			ic.ipcs_datalen = sizeof(*semaptr);

			while(!(sysctlbyname(IPCS_SEM_SYSCTL, &ic, &ic_size, &ic, ic_size))) {
				if ((semaptr->sem_perm.mode & SEM_ALLOC) != 0) {
					char    ctime_buf[100], otime_buf[100];

					cvt_time(semaptr->sem_otime, otime_buf);
					cvt_time(semaptr->sem_ctime, ctime_buf);

					printf("s %6d %10d %s %8s %8s",
					    IXSEQ_TO_IPCID(i, semaptr->sem_perm),
					    (int)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");
		}
	} else
		if (display & (SEMINFO | SEMTOTAL)) {
			fprintf(stderr, "SVID semaphores facility not configured in the system\n");
		}

	exit(0);
}

usage()
{

	fprintf(stderr,
	    "usage: ipcs [-abcmopqstMQST]\n");
	exit(1);
}
Commit	Line	Data
c59d3020 A	1	/*
	2	* Copyright (c) 1994 SigmaSoft, Th. Lockert <tholo@sigmasoft.com>
	3	* All rights reserved.
	4	*
	5	* Redistribution and use in source and binary forms, with or without
	6	* modification, are permitted provided that the following conditions
	7	* are met:
	8	* 1. Redistributions of source code must retain the above copyright
	9	* notice, this list of conditions and the following disclaimer.
	10	* 2. Redistributions in binary form must reproduce the above copyright
	11	* notice, this list of conditions and the following disclaimer in the
	12	* documentation and/or other materials provided with the distribution.
	13	* 3. The name of the author may not be used to endorse or promote products
	14	* derived from this software without specific prior written permission.
	15	*
	16	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	17	* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	18	* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
	19	* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
	20	* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
	21	* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
	22	* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
	23	* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
	24	* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
	25	* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	26	*/
	27
	28	#include <sys/cdefs.h>
	29
	30	#include <assert.h>
	31	#include <err.h>
	32	#include <fcntl.h>
	33	#include <grp.h>
	34	#include <kvm.h>
	35	#include <nlist.h>
	36	#include <limits.h>
	37	#include <paths.h>
	38	#include <pwd.h>
	39	#include <stddef.h>
	40	#include <stdio.h>
	41	#include <stdlib.h>
	42	#include <string.h>
	43	#include <unistd.h>
	44
	45	#include <sys/types.h>
	46	#include <sys/ucred.h>
	47	#include <sys/proc.h>
	48	#include <sys/param.h>
	49	#include <sys/time.h>
	50	#include <sys/sysctl.h>
	51
	52	#define KERNEL
	53
	54	#include <sys/ipc.h>
	55	#include <sys/sem_internal.h>
	56	#include <sys/shm_internal.h>
	57	#include <sys/msg.h>
	58
	59	#include "sys/ipcs.h"
	60
	61	/* The following is a kludge, until the problem of multiple inclusions
	62	of ipc.h is taken care of. */
	63	#ifndef IXSEQ_TO_IPCID
	64	#define IXSEQ_TO_IPCID(ix,perm) (((perm.seq) << 16) \| (ix & 0xffff))
65	#endif
66
67	char *
68	fmt_perm(mode)
69	u_short mode;
70	{
71	static char buffer[100];
72
73	buffer[0] = '-';
74	buffer[1] = '-';
75	buffer[2] = ((mode & 0400) ? 'r' : '-');
76	buffer[3] = ((mode & 0200) ? 'w' : '-');
77	buffer[4] = ((mode & 0100) ? 'a' : '-');
78	buffer[5] = ((mode & 0040) ? 'r' : '-');
79	buffer[6] = ((mode & 0020) ? 'w' : '-');
80	buffer[7] = ((mode & 0010) ? 'a' : '-');
81	buffer[8] = ((mode & 0004) ? 'r' : '-');
82	buffer[9] = ((mode & 0002) ? 'w' : '-');
83	buffer[10] = ((mode & 0001) ? 'a' : '-');
84	buffer[11] = '\0';
85	return (&buffer[0]);
86	}
87
88	void
89	cvt_time(t, buf)
90	time_t t;
91	char *buf;
92	{
93	struct tm *tm;
94
95	if (t == 0) {
96	strcpy(buf, "no-entry");
97	} else {
98	tm = localtime(&t);
99	sprintf(buf, "%2d:%02d:%02d",
100	tm->tm_hour, tm->tm_min, tm->tm_sec);
101	}
102	}
103	#define SHMINFO 1
104	#define SHMTOTAL 2
105	#define MSGINFO 4
106	#define MSGTOTAL 8
107	#define SEMINFO 16
108	#define SEMTOTAL 32
109
110	#define BIGGEST 1
111	#define CREATOR 2
112	#define OUTSTANDING 4
113	#define PID 8
114	#define TIME 16
115
116	int
117	main(argc, argv)
118	int argc;
119	char *argv[];
120	{
121	int display = SHMINFO \| MSGINFO \| SEMINFO;
122	int option = 0;
123	char kvmoferr[_POSIX2_LINE_MAX]; /* Error buf for kvm_openfiles. */
124	int i;
125
126	while ((i = getopt(argc, argv, "MmQqSsabcoptT")) != -1)
127	switch (i) {
128	case 'M':
129	display = SHMTOTAL;
130	break;
131	case 'm':
132	display = SHMINFO;
133	break;
134	case 'Q':
135	display = MSGTOTAL;
136	break;
137	case 'q':
138	display = MSGINFO;
139	break;
140	case 'S':
141	display = SEMTOTAL;
142	break;
143	case 's':
144	display = SEMINFO;
145	break;
146	case 'T':
147	display = SHMTOTAL \| MSGTOTAL \| SEMTOTAL;
148	break;
149	case 'a':
150	option \|= BIGGEST \| CREATOR \| OUTSTANDING \| PID \| TIME;
151	break;
152	case 'b':
153	option \|= BIGGEST;
154	break;
155	case 'c':
156	option \|= CREATOR;
157	break;
158	case 'o':
159	option \|= OUTSTANDING;
160	break;
161	case 'p':
162	option \|= PID;
163	break;
164	case 't':
165	option \|= TIME;
166	break;
167	default:
168	usage();
169	}
170
171	if ((display & (MSGINFO \| MSGTOTAL))) {
172	if (display & MSGTOTAL) {
173	struct IPCS_command ic;
174	struct msginfo msginfo;
175	size_t ic_size = sizeof(ic);
176
177	ic.ipcs_magic = IPCS_MAGIC;
178	ic.ipcs_op = IPCS_MSG_CONF;
179	ic.ipcs_cursor = 0; /* 0 for fw. compat. */
180	ic.ipcs_data = &msginfo;
181	ic.ipcs_datalen = sizeof(msginfo);
182
183	sysctlbyname(IPCS_MSG_SYSCTL, &ic, &ic_size, &ic, ic_size);
184	printf("msginfo:\n");
185	printf("\tmsgmax: %6d\t(max characters in a message)\n",
186	msginfo.msgmax);
187	printf("\tmsgmni: %6d\t(# of message queues)\n",
188	msginfo.msgmni);
189	printf("\tmsgmnb: %6d\t(max characters in a message queue)\n",
190	msginfo.msgmnb);
191	printf("\tmsgtql: %6d\t(max # of messages in system)\n",
192	msginfo.msgtql);
193	printf("\tmsgssz: %6d\t(size of a message segment)\n",
194	msginfo.msgssz);
195	printf("\tmsgseg: %6d\t(# of message segments in system)\n\n",
196	msginfo.msgseg);
197	}
198	if (display & MSGINFO) {
199	struct IPCS_command ic;
200	struct msqid_ds ds;
201	struct msqid_ds *msqptr = &ds;
202	size_t ic_size = sizeof(ic);
203
204	printf("Message Queues:\n");
205	printf("T ID KEY MODE OWNER GROUP");
206	if (option & CREATOR)
207	printf(" CREATOR CGROUP");
208	if (option & OUTSTANDING)
209	printf(" CBYTES QNUM");
210	if (option & BIGGEST)
211	printf(" QBYTES");
212	if (option & PID)
213	printf(" LSPID LRPID");
214	if (option & TIME)
215	printf(" STIME RTIME CTIME");
216	printf("\n");
217
218	ic.ipcs_magic = IPCS_MAGIC;
219	ic.ipcs_op = IPCS_MSG_ITER;
220	ic.ipcs_cursor = 0; /* start */
221	ic.ipcs_data = msqptr;
222	ic.ipcs_datalen = sizeof(*msqptr);
223
224	while(!(sysctlbyname(IPCS_MSG_SYSCTL, &ic, &ic_size, &ic, ic_size))) {
225	if (msqptr->msg_qbytes != 0) {
226	char stime_buf[100], rtime_buf[100],
227	ctime_buf[100];
228
229	cvt_time(msqptr->msg_stime, stime_buf);
230	cvt_time(msqptr->msg_rtime, rtime_buf);
231	cvt_time(msqptr->msg_ctime, ctime_buf);
232
233	printf("q %6d %10d %s %8s %8s",
234	IXSEQ_TO_IPCID(i, msqptr->msg_perm),
235	(int)msqptr->msg_perm.key,
236	fmt_perm(msqptr->msg_perm.mode),
237	user_from_uid(msqptr->msg_perm.uid, 0),
238	group_from_gid(msqptr->msg_perm.gid, 0));
239
240	if (option & CREATOR)
241	printf(" %8s %8s",
242	user_from_uid(msqptr->msg_perm.cuid, 0),
243	group_from_gid(msqptr->msg_perm.cgid, 0));
244
245	if (option & OUTSTANDING)
246	printf(" %6lu %6lu",
247	msqptr->msg_cbytes,
248	msqptr->msg_qnum);
249
250	if (option & BIGGEST)
251	printf(" %6lu",
252	msqptr->msg_qbytes);
253
254	if (option & PID)
255	printf(" %6d %6d",
256	msqptr->msg_lspid,
257	msqptr->msg_lrpid);
258
259	if (option & TIME)
260	printf(" %s %s %s",
261	stime_buf,
262	rtime_buf,
263	ctime_buf);
264
265	printf("\n");
266	}
267	}
268	printf("\n");
269	}
270	} else
271	if (display & (MSGINFO \| MSGTOTAL)) {
272	fprintf(stderr,
273	"SVID messages facility not configured in the system\n");
274	}
275
276	if ((display & (SHMINFO \| SHMTOTAL))) {
277	if (display & SHMTOTAL) {
278	struct IPCS_command ic;
279	struct shminfo shminfo;
280	size_t ic_size = sizeof(ic);
281
282	ic.ipcs_magic = IPCS_MAGIC;
283	ic.ipcs_op = IPCS_SHM_CONF;
284	ic.ipcs_cursor = 0; /* 0 for fw. compat. */
285	ic.ipcs_data = &shminfo;
286	ic.ipcs_datalen = sizeof(shminfo);
287
288	sysctlbyname(IPCS_SHM_SYSCTL, &ic, &ic_size, &ic, ic_size);
289	printf("shminfo:\n");
290	printf("\tshmmax: %7d\t(max shared memory segment size)\n",
291	shminfo.shmmax);
292	printf("\tshmmin: %7d\t(min shared memory segment size)\n",
293	shminfo.shmmin);
294	printf("\tshmmni: %7d\t(max number of shared memory identifiers)\n",
295	shminfo.shmmni);
296	printf("\tshmseg: %7d\t(max shared memory segments per process)\n",
297	shminfo.shmseg);
298	printf("\tshmall: %7d\t(max amount of shared memory in pages)\n\n",
299	shminfo.shmall);
300	}
301	if (display & SHMINFO) {
302	struct IPCS_command ic;
303	struct shmid_ds ds;
304	struct shmid_ds *shmptr = &ds;
305	size_t ic_size = sizeof(ic);
306
307	printf("Shared Memory:\n");
308	printf("T ID KEY MODE OWNER GROUP");
309	if (option & CREATOR)
310	printf(" CREATOR CGROUP");
311	if (option & OUTSTANDING)
312	printf(" NATTCH");
313	if (option & BIGGEST)
314	printf(" SEGSZ");
315	if (option & PID)
316	printf(" CPID LPID");
317	if (option & TIME)
318	printf(" ATIME DTIME CTIME");
319	printf("\n");
320	{ /* XXX */
321
322	ic.ipcs_magic = IPCS_MAGIC;
323	ic.ipcs_op = IPCS_SHM_ITER;
324	ic.ipcs_cursor = 0; /* start */
325	ic.ipcs_data = shmptr;
326	ic.ipcs_datalen = sizeof(*shmptr);
327
328	while(!(sysctlbyname(IPCS_SHM_SYSCTL, &ic, &ic_size, &ic, ic_size))) {
329	if (shmptr->shm_perm.mode & 0x0800) {
330	char atime_buf[100], dtime_buf[100],
331	ctime_buf[100];
332
333	cvt_time(shmptr->shm_atime, atime_buf);
334	cvt_time(shmptr->shm_dtime, dtime_buf);
335	cvt_time(shmptr->shm_ctime, ctime_buf);
336
337	printf("m %6d %10d %s %8s %8s",
338	IXSEQ_TO_IPCID(i, shmptr->shm_perm),
339	(int)shmptr->shm_perm.key,
340	fmt_perm(shmptr->shm_perm.mode),
341	user_from_uid(shmptr->shm_perm.uid, 0),
342	group_from_gid(shmptr->shm_perm.gid, 0));
343
344	if (option & CREATOR)
345	printf(" %8s %8s",
346	user_from_uid(shmptr->shm_perm.cuid, 0),
347	group_from_gid(shmptr->shm_perm.cgid, 0));
348
349	if (option & OUTSTANDING)
350	printf(" %6d",
351	shmptr->shm_nattch);
352
353	if (option & BIGGEST)
354	printf(" %6d",
355	shmptr->shm_segsz);
356
357	if (option & PID)
358	printf(" %6d %6d",
359	shmptr->shm_cpid,
360	shmptr->shm_lpid);
361
362	if (option & TIME)
363	printf(" %s %s %s",
364	atime_buf,
365	dtime_buf,
366	ctime_buf);
367
368	printf("\n");
369	}
370	}
371	} /* XXX */
372	printf("\n");
373	}
374	}
375	else
376	if (display & (SHMINFO \| SHMTOTAL)) {
377	fprintf(stderr,
378	"SVID shared memory facility not configured in the system\n");
379	}
380
381	if ((display & (SEMINFO \| SEMTOTAL))) {
382	if (display & SEMTOTAL) {
383	struct IPCS_command ic;
384	struct seminfo seminfo;
385	size_t ic_size = sizeof(ic);
386
387	ic.ipcs_magic = IPCS_MAGIC;
388	ic.ipcs_op = IPCS_SEM_CONF;
389	ic.ipcs_cursor = 0; /* 0 for fw. compat. */
390	ic.ipcs_data = &seminfo;
391	ic.ipcs_datalen = sizeof(seminfo);
392
393	sysctlbyname(IPCS_SEM_SYSCTL, &ic, &ic_size, &ic, ic_size);
394	printf("seminfo:\n");
395	printf("\tsemmap: %6d\t(# of entries in semaphore map)\n",
396	seminfo.semmap);
397	printf("\tsemmni: %6d\t(# of semaphore identifiers)\n",
398	seminfo.semmni);
399	printf("\tsemmns: %6d\t(# of semaphores in system)\n",
400	seminfo.semmns);
401	printf("\tsemmnu: %6d\t(# of undo structures in system)\n",
402	seminfo.semmnu);
403	printf("\tsemmsl: %6d\t(max # of semaphores per id)\n",
404	seminfo.semmsl);
405	printf("\tsemopm: %6d\t(max # of operations per semop call)\n",
406	seminfo.semopm);
407	printf("\tsemume: %6d\t(max # of undo entries per process)\n",
408	seminfo.semume);
409	printf("\tsemusz: %6d\t(size in bytes of undo structure)\n",
410	seminfo.semusz);
411	printf("\tsemvmx: %6d\t(semaphore maximum value)\n",
412	seminfo.semvmx);
413	printf("\tsemaem: %6d\t(adjust on exit max value)\n\n",
414	seminfo.semaem);
415	}
416	if (display & SEMINFO) {
417	struct IPCS_command ic;
418	struct semid_ds ds;
419	struct semid_ds *semaptr = &ds;
420	size_t ic_size = sizeof(ic);
421
422	printf("Semaphores:\n");
423	printf("T ID KEY MODE OWNER GROUP");
424	if (option & CREATOR)
425	printf(" CREATOR CGROUP");
426	if (option & BIGGEST)
427	printf(" NSEMS");
428	if (option & TIME)
429	printf(" OTIME CTIME");
430	printf("\n");
431
432	ic.ipcs_magic = IPCS_MAGIC;
433	ic.ipcs_op = IPCS_SEM_ITER;
434	ic.ipcs_cursor = 0; /* start */
435	ic.ipcs_data = semaptr;
436	ic.ipcs_datalen = sizeof(*semaptr);
437
438	while(!(sysctlbyname(IPCS_SEM_SYSCTL, &ic, &ic_size, &ic, ic_size))) {
439	if ((semaptr->sem_perm.mode & SEM_ALLOC) != 0) {
440	char ctime_buf[100], otime_buf[100];
441
442	cvt_time(semaptr->sem_otime, otime_buf);
443	cvt_time(semaptr->sem_ctime, ctime_buf);
444
445	printf("s %6d %10d %s %8s %8s",
446	IXSEQ_TO_IPCID(i, semaptr->sem_perm),
447	(int)semaptr->sem_perm.key,
448	fmt_perm(semaptr->sem_perm.mode),
449	user_from_uid(semaptr->sem_perm.uid, 0),
450	group_from_gid(semaptr->sem_perm.gid, 0));
451
452	if (option & CREATOR)
453	printf(" %8s %8s",
454	user_from_uid(semaptr->sem_perm.cuid, 0),
455	group_from_gid(semaptr->sem_perm.cgid, 0));
456
457	if (option & BIGGEST)
458	printf(" %6d",
459	semaptr->sem_nsems);
460
461	if (option & TIME)
462	printf(" %s %s",
463	otime_buf,
464	ctime_buf);
465
466	printf("\n");
467	}
468	}
469
470	printf("\n");
471	}
472	} else
473	if (display & (SEMINFO \| SEMTOTAL)) {
474	fprintf(stderr, "SVID semaphores facility not configured in the system\n");
475	}
476
477	exit(0);
478	}
479
480	usage()
481	{
482
483	fprintf(stderr,
484	"usage: ipcs [-abcmopqstMQST]\n");
485	exit(1);
486	}