WebSVN – HelenOS – Diff – /trunk/uspace/app/tester/vfs/vfs1.c


/*
 * Copyright (c) 2008 Jakub Jermar
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - 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.
 * - 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 BY THE AUTHOR ``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 <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <vfs/vfs.h>
#include <unistd.h>
#include <fcntl.h>
#include <dirent.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "../tester.h"
 
char text[] = "O xein', angellein Lakedaimoniois hoti teide "
    "keimetha tois keinon rhemasi peithomenoi.";
 
char *test_vfs1(bool quiet)
{
    if (mount("tmpfs", "/", "nulldev0") != EOK)
        return "mount() failed.\n";
    if (!quiet)
        printf("mounted tmpfs on /.\n");
 
    if (mkdir("/mydir", 0) != 0)
        return "mkdir() failed.\n";
    if (!quiet)
        printf("created directory /mydir\n");
   
    int fd0 = open("/mydir/myfile", O_CREAT);
    if (fd0 < 0)
        return "open() failed.\n";
    if (!quiet)
        printf("created file /mydir/myfile, fd=%d\n", fd0);
 
    ssize_t cnt;
    size_t size = sizeof(text);
    cnt = write(fd0, text, size);
    if (cnt < 0)
        return "write() failed.\n";
    if (!quiet)
        printf("written %d bytes, fd=%d\n", cnt, fd0);
    if (lseek(fd0, 0, SEEK_SET) != 0)
        return "lseek() failed.\n";
    if (!quiet)
        printf("sought to position 0, fd=%d\n", fd0);
 
    char buf[10];
 
    cnt = read(fd0, buf, sizeof(buf));
    if (cnt < 0)
        return "read() failed.\n";
 
    if (!quiet)
        printf("read %d bytes: \"%.*s\", fd=%d\n", cnt, cnt, buf, fd0);
 
    close(fd0);
 
    DIR *dirp;
    struct dirent *dp;
 
    if (!quiet)
        printf("scanning the root directory...\n");
 
    dirp = opendir("/");
    if (!dirp)
        return "opendir() failed\n";
    while ((dp = readdir(dirp)))
        printf("discovered node %s in /\n", dp->d_name);
    closedir(dirp);
 
    if (unlink("/mydir/myfile"))
        return "unlink() failed.\n";
   
    if (!quiet)
        printf("unlinked file /mydir/myfile\n");
 
    if (rmdir("/mydir"))
        return "rmdir() failed.\n";
 
    if (!quiet)
        printf("removed directory /mydir\n");
   
    if (!quiet)
        printf("scanning the root directory...\n");
 
    dirp = opendir("/");
    if (!dirp)
        return "opendir() failed\n";
    while ((dp = readdir(dirp)))
        printf("discovered node %s in /\n", dp->d_name);
    closedir(dirp);
 
    return NULL;
}
 
 

Rev 2737	Rev 2755
1	/*	1	/*
2	* Copyright (c) 2008 Jakub Jermar	2	* Copyright (c) 2008 Jakub Jermar
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	#include <errno.h>	29	#include <errno.h>
30	#include <stdio.h>	30	#include <stdio.h>
31	#include <stdlib.h>	31	#include <stdlib.h>
32	#include <string.h>	32	#include <string.h>
33	#include <vfs.h>	33	#include <vfs/vfs.h>
34	#include <unistd.h>	34	#include <unistd.h>
35	#include <fcntl.h>	35	#include <fcntl.h>
36	#include <dirent.h>	36	#include <dirent.h>
37	#include <sys/types.h>	37	#include <sys/types.h>
38	#include <sys/stat.h>	38	#include <sys/stat.h>
39	#include "../tester.h"	39	#include "../tester.h"
40		40
41	char text[] = "O xein', angellein Lakedaimoniois hoti teide "	41	char text[] = "O xein', angellein Lakedaimoniois hoti teide "
42	"keimetha tois keinon rhemasi peithomenoi.";	42	"keimetha tois keinon rhemasi peithomenoi.";
43		43
44	char *test_vfs1(bool quiet)	44	char *test_vfs1(bool quiet)
45	{	45	{
46	if (mount("tmpfs", "/", "nulldev0") != EOK)	46	if (mount("tmpfs", "/", "nulldev0") != EOK)
47	return "mount() failed.\n";	47	return "mount() failed.\n";
48	if (!quiet)	48	if (!quiet)
49	printf("mounted tmpfs on /.\n");	49	printf("mounted tmpfs on /.\n");
50		50
51	if (mkdir("/mydir", 0) != 0)	51	if (mkdir("/mydir", 0) != 0)
52	return "mkdir() failed.\n";	52	return "mkdir() failed.\n";
53	if (!quiet)	53	if (!quiet)
54	printf("created directory /mydir\n");	54	printf("created directory /mydir\n");
55		55
56	int fd0 = open("/mydir/myfile", O_CREAT);	56	int fd0 = open("/mydir/myfile", O_CREAT);
57	if (fd0 < 0)	57	if (fd0 < 0)
58	return "open() failed.\n";	58	return "open() failed.\n";
59	if (!quiet)	59	if (!quiet)
60	printf("created file /mydir/myfile, fd=%d\n", fd0);	60	printf("created file /mydir/myfile, fd=%d\n", fd0);
61		61
62	ssize_t cnt;	62	ssize_t cnt;
63	size_t size = sizeof(text);	63	size_t size = sizeof(text);
64	cnt = write(fd0, text, size);	64	cnt = write(fd0, text, size);
65	if (cnt < 0)	65	if (cnt < 0)
66	return "write() failed.\n";	66	return "write() failed.\n";
67	if (!quiet)	67	if (!quiet)
68	printf("written %d bytes, fd=%d\n", cnt, fd0);	68	printf("written %d bytes, fd=%d\n", cnt, fd0);
69	if (lseek(fd0, 0, SEEK_SET) != 0)	69	if (lseek(fd0, 0, SEEK_SET) != 0)
70	return "lseek() failed.\n";	70	return "lseek() failed.\n";
71	if (!quiet)	71	if (!quiet)
72	printf("sought to position 0, fd=%d\n", fd0);	72	printf("sought to position 0, fd=%d\n", fd0);
73		73
74	char buf[10];	74	char buf[10];
75		75
76	cnt = read(fd0, buf, sizeof(buf));	76	cnt = read(fd0, buf, sizeof(buf));
77	if (cnt < 0)	77	if (cnt < 0)
78	return "read() failed.\n";	78	return "read() failed.\n";
79		79
80	if (!quiet)	80	if (!quiet)
81	printf("read %d bytes: \"%.*s\", fd=%d\n", cnt, cnt, buf, fd0);	81	printf("read %d bytes: \"%.*s\", fd=%d\n", cnt, cnt, buf, fd0);
82		82
83	close(fd0);	83	close(fd0);
84		84
85	DIR *dirp;	85	DIR *dirp;
86	struct dirent *dp;	86	struct dirent *dp;
87		87
88	if (!quiet)	88	if (!quiet)
89	printf("scanning the root directory...\n");	89	printf("scanning the root directory...\n");
90		90
91	dirp = opendir("/");	91	dirp = opendir("/");
92	if (!dirp)	92	if (!dirp)
93	return "opendir() failed\n";	93	return "opendir() failed\n";
94	while ((dp = readdir(dirp)))	94	while ((dp = readdir(dirp)))
95	printf("discovered node %s in /\n", dp->d_name);	95	printf("discovered node %s in /\n", dp->d_name);
96	closedir(dirp);	96	closedir(dirp);
97		97
98	if (unlink("/mydir/myfile"))	98	if (unlink("/mydir/myfile"))
99	return "unlink() failed.\n";	99	return "unlink() failed.\n";
100		100
101	if (!quiet)	101	if (!quiet)
102	printf("unlinked file /mydir/myfile\n");	102	printf("unlinked file /mydir/myfile\n");
103		103
104	if (rmdir("/mydir"))	104	if (rmdir("/mydir"))
105	return "rmdir() failed.\n";	105	return "rmdir() failed.\n";
106		106
107	if (!quiet)	107	if (!quiet)
108	printf("removed directory /mydir\n");	108	printf("removed directory /mydir\n");
109		109
110	if (!quiet)	110	if (!quiet)
111	printf("scanning the root directory...\n");	111	printf("scanning the root directory...\n");
112		112
113	dirp = opendir("/");	113	dirp = opendir("/");
114	if (!dirp)	114	if (!dirp)
115	return "opendir() failed\n";	115	return "opendir() failed\n";
116	while ((dp = readdir(dirp)))	116	while ((dp = readdir(dirp)))
117	printf("discovered node %s in /\n", dp->d_name);	117	printf("discovered node %s in /\n", dp->d_name);
118	closedir(dirp);	118	closedir(dirp);
119		119
120	return NULL;	120	return NULL;
121	}	121	}
122		122
123		123

Subversion Repositories HelenOS

(root)/trunk/uspace/app/tester/vfs/vfs1.c – Rev 2737 → 2755