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t_posix_memalign.c revision 1.1 
      1 /*	$NetBSD: t_posix_memalign.c,v 1.1 2011/01/01 23:56:49 pgoyette Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Christos Zoulas.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 __COPYRIGHT("@(#) Copyright (c) 2008\
     34  The NetBSD Foundation, inc. All rights reserved.");
     35 __RCSID("$NetBSD: t_posix_memalign.c,v 1.1 2011/01/01 23:56:49 pgoyette Exp $");
     36 
     37 #include <atf-c.h>
     38 
     39 #include <errno.h>
     40 #include <stdint.h>
     41 #include <stdio.h>
     42 #include <stdlib.h>
     43 #include <string.h>
     44 
     45 ATF_TC(posix_memalign);
     46 ATF_TC_HEAD(posix_memalign, tc)
     47 {
     48 	atf_tc_set_md_var(tc, "descr", "Checks posix_memalign(3)");
     49 }
     50 ATF_TC_BODY(posix_memalign, tc)
     51 {
     52 	size_t size[] = {
     53 		1, 2, 3, 4, 10, 100, 16384, 32768, 65536
     54 	};
     55 	size_t align[] = {
     56 		512, 1024, 16, 32, 64, 4, 2048, 16, 2
     57 	};
     58 
     59 	size_t i;
     60 	void *p;
     61 
     62 	for (i = 0; i < __arraycount(size); i++) {
     63 		int ret;
     64 		p = (void*)0x1;
     65 
     66 		(void)printf("Checking posix_memalign(&p, %zd, %zd)...\n",
     67 			align[i], size[i]);
     68 		ret = posix_memalign(&p, align[i], size[i]);
     69 
     70 		if ( align[i] < sizeof(void *))
     71 			ATF_REQUIRE_EQ_MSG(ret, EINVAL,
     72 			    "posix_memalign: %s", strerror(ret));
     73 		else {
     74 			ATF_REQUIRE_EQ_MSG(ret, 0,
     75 			    "posix_memalign: %s", strerror(ret));
     76 			ATF_REQUIRE_EQ_MSG(((intptr_t)p) & (align[i] - 1), 0,
     77 			    "p = %p", p);
     78 			free(p);
     79 		}
     80 	}
     81 }
     82 
     83 ATF_TP_ADD_TCS(tp)
     84 {
     85 	ATF_TP_ADD_TC(tp, posix_memalign);
     86 
     87 	return atf_no_error();
     88 }
     89