182 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			182 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com>
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|  * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
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|  * Copyright (c) 2015-2018 The strace developers.
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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
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|  * modification, are permitted provided that the following conditions
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|  * are met:
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|  * 1. Redistributions of source code must retain the above copyright
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|  *    notice, this list of conditions and the following disclaimer.
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|  * 2. Redistributions in binary form must reproduce the above copyright
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|  *    notice, this list of conditions and the following disclaimer in the
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|  *    documentation and/or other materials provided with the distribution.
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|  * 3. 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 THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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|  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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|  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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|  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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|  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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|  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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|  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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|  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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|  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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|  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #include "tests.h"
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| #include <errno.h>
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| #include <stdio.h>
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| #include <stdlib.h>
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| #include <sys/msg.h>
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| 
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| #include "xlat.h"
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| #include "xlat/resource_flags.h"
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| 
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| #ifndef MSG_STAT_ANY
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| # define MSG_STAT_ANY 13
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| #endif
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| 
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| /*
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|  * Before glibc-2.22-122-gbe48165, ppc64 code tried to retrieve data
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|  * provided in third argument of msgctl call (in case of IPC_SET cmd)
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|  * which led to segmentation fault.
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|  */
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| #undef TEST_MSGCTL_BOGUS_ADDR
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| #if defined __GLIBC__ && defined POWERPC64
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| # if !(defined __GLIBC_MINOR__) \
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|    || ((__GLIBC__ << 16) + __GLIBC_MINOR__ < (2 << 16) + 23)
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| #  define TEST_MSGCTL_BOGUS_ADDR 0
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| # endif
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| #endif /* __GLIBC__ && POWERPC64 */
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| 
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| #ifndef TEST_MSGCTL_BOGUS_ADDR
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| # define TEST_MSGCTL_BOGUS_ADDR 1
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| #endif
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| 
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| #if XLAT_RAW
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| # define str_ipc_excl_nowait "0xface1c00"
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| # define str_ipc_private "0"
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| # define str_ipc_rmid "0"
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| # define str_ipc_set "0x1"
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| # define str_ipc_stat "0x2"
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| # define str_msg_stat "0xb"
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| # define str_msg_info "0xc"
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| # define str_msg_stat_any "0xd"
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| # define str_ipc_64 "0x100"
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| # define str_bogus_cmd "0xdeadbeef"
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| #elif XLAT_VERBOSE
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| # define str_ipc_excl_nowait \
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| 	"0xface1c00 /\\* IPC_EXCL\\|IPC_NOWAIT\\|0xface1000 \\*/"
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| # define str_ipc_private "0 /\\* IPC_PRIVATE \\*/"
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| # define str_ipc_rmid "0 /\\* IPC_RMID \\*/"
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| # define str_ipc_set "0x1 /\\* IPC_SET \\*/"
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| # define str_ipc_stat "0x2 /\\* IPC_STAT \\*/"
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| # define str_msg_stat "0xb /\\* MSG_STAT \\*/"
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| # define str_msg_info "0xc /\\* MSG_INFO \\*/"
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| # define str_msg_stat_any "0xd /\\* MSG_STAT_ANY \\*/"
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| # define str_ipc_64 "0x100 /\\* IPC_64 \\*/"
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| # define str_bogus_cmd "0xdeadbeef /\\* MSG_\\?\\?\\? \\*/"
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| #else
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| # define str_ipc_excl_nowait "IPC_EXCL\\|IPC_NOWAIT\\|0xface1000"
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| # define str_ipc_private "IPC_PRIVATE"
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| # define str_ipc_rmid "IPC_RMID"
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| # define str_ipc_set "IPC_SET"
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| # define str_ipc_stat "IPC_STAT"
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| # define str_msg_stat "MSG_STAT"
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| # define str_msg_info "MSG_INFO"
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| # define str_msg_stat_any "MSG_STAT_ANY"
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| # define str_ipc_64 "IPC_64"
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| # define str_bogus_cmd "0xdeadbeef /\\* MSG_\\?\\?\\? \\*/"
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| #endif
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| 
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| static int id = -1;
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| 
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| static void
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| cleanup(void)
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| {
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| 	msgctl(id, IPC_RMID, NULL);
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| 	printf("msgctl\\(%d, (%s\\|)?%s, NULL\\) += 0\n",
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| 	       id, str_ipc_64, str_ipc_rmid);
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| 	id = -1;
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| }
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| 
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| int
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| main(void)
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| {
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| 	static const key_t private_key =
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| 		(key_t) (0xffffffff00000000ULL | IPC_PRIVATE);
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| 	static const key_t bogus_key = (key_t) 0xeca86420fdb9f531ULL;
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| 	static const int bogus_msgid = 0xfdb97531;
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| 	static const int bogus_cmd = 0xdeadbeef;
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| #if TEST_MSGCTL_BOGUS_ADDR
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| 	static void * const bogus_addr = (void *) -1L;
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| #endif
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| 	static const int bogus_flags = 0xface1e55 & ~IPC_CREAT;
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| 
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| 	int rc;
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| 	struct msqid_ds ds;
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| 
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| 	rc = msgget(bogus_key, bogus_flags);
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| 	printf("msgget\\(%#llx, %s\\|%#04o\\) = %s\n",
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| 	       zero_extend_signed_to_ull(bogus_key),
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| 	       str_ipc_excl_nowait,
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| 	       bogus_flags & 0777, sprintrc_grep(rc));
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| 
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| 	id = msgget(private_key, 0600);
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| 	if (id < 0)
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| 		perror_msg_and_skip("msgget");
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| 	printf("msgget\\(%s, 0600\\) = %d\n", str_ipc_private, id);
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| 	atexit(cleanup);
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| 
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| 	rc = msgctl(bogus_msgid, bogus_cmd, NULL);
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| 	printf("msgctl\\(%d, (%s\\|)?%s, NULL\\) = %s\n",
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| 	       bogus_msgid, str_ipc_64, str_bogus_cmd, sprintrc_grep(rc));
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| 
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| #if TEST_MSGCTL_BOGUS_ADDR
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| 	rc = msgctl(bogus_msgid, IPC_SET, bogus_addr);
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| 	printf("msgctl\\(%d, (%s\\|)?%s, %p\\) = %s\n",
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| 	       bogus_msgid, str_ipc_64, str_ipc_set, bogus_addr,
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| 	       sprintrc_grep(rc));
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| #endif
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| 
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| 	if (msgctl(id, IPC_STAT, &ds))
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| 		perror_msg_and_skip("msgctl IPC_STAT");
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| 	printf("msgctl\\(%d, (%s\\|)?%s, \\{msg_perm=\\{uid=%u"
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| 	       ", gid=%u, mode=%#o, key=%u, cuid=%u, cgid=%u\\}, msg_stime=%u"
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| 	       ", msg_rtime=%u, msg_ctime=%u, msg_qnum=%u, msg_qbytes=%u"
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| 	       ", msg_lspid=%u, msg_lrpid=%u\\}\\) = 0\n",
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| 	       id, str_ipc_64, str_ipc_stat,
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| 	       (unsigned) ds.msg_perm.uid, (unsigned) ds.msg_perm.gid,
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| 	       (unsigned) ds.msg_perm.mode, (unsigned) ds.msg_perm.__key,
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| 	       (unsigned) ds.msg_perm.cuid, (unsigned) ds.msg_perm.cgid,
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| 	       (unsigned) ds.msg_stime, (unsigned) ds.msg_rtime,
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| 	       (unsigned) ds.msg_ctime, (unsigned) ds.msg_qnum,
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| 	       (unsigned) ds.msg_qbytes, (unsigned) ds.msg_lspid,
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| 	       (unsigned) ds.msg_lrpid);
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| 
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| 	if (msgctl(id, IPC_SET, &ds))
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| 		perror_msg_and_skip("msgctl IPC_SET");
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| 	printf("msgctl\\(%d, (%s\\|)?%s, \\{msg_perm=\\{uid=%u"
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| 	       ", gid=%u, mode=%#o\\}, ...\\}\\) = 0\n",
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| 	       id, str_ipc_64, str_ipc_set, (unsigned) ds.msg_perm.uid,
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| 	       (unsigned) ds.msg_perm.gid, (unsigned) ds.msg_perm.mode);
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| 
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| 	rc = msgctl(0, MSG_INFO, &ds);
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| 	printf("msgctl\\(0, (%s\\|)?%s, %p\\) = %s\n",
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| 	       str_ipc_64, str_msg_info, &ds, sprintrc_grep(rc));
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| 
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| 	rc = msgctl(id, MSG_STAT, &ds);
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| 	printf("msgctl\\(%d, (%s\\|)?%s, %p\\) = %s\n",
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| 	       id, str_ipc_64, str_msg_stat, &ds, sprintrc_grep(rc));
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| 
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| 	rc = msgctl(id, MSG_STAT_ANY, &ds);
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| 	printf("msgctl\\(%d, (%s\\|)?%s, %p\\) = %s\n",
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| 	       id, str_ipc_64, str_msg_stat_any, &ds, sprintrc_grep(rc));
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| 
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| 	return 0;
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| }
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