209 lines
6.5 KiB
C
209 lines
6.5 KiB
C
/* Copyright (C) 2005,2006 David Decotigny
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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USA.
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*/
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#include <crt.h>
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#include <libc.h>
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#include <stdarg.h>
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#include <string.h>
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#include <debug.h>
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#include <drivers/devices.h>
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#include "fstest_utils.h"
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/**
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* @file blktest.c
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*
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* Block devices tests
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*/
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static int test_device(char const* path, char magic)
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{
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char wrbuff[32767];
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char rdbuff[32767];
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int fd, fdcheck, i;
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char * mem;
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fd = open(path, O_RDWR);
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if (fd < 0)
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{
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bochs_printf("Cannot open %s: error %d\n", path, fd);
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return -1;
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}
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bochs_printf("Testing %s...\n", path);
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/* Basic seek tests */
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TEST_EXPECT_CONDITION(lseek(fd, 2*512, SEEK_SET), RETVAL == 2*512);
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TEST_EXPECT_CONDITION(write(fd, wrbuff, 1), RETVAL == 1);
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TEST_EXPECT_CONDITION(lseek(fd, 4*512, SEEK_SET), RETVAL == 4*512);
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TEST_EXPECT_CONDITION(read(fd, rdbuff, 1), RETVAL == 1);
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/* Prepare to write a large chunk */
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for (i = 0 ; i < sizeof(wrbuff) ; i ++)
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wrbuff[i] = magic + i;
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memset(rdbuff, 0xaa, sizeof(wrbuff));
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TEST_EXPECT_CONDITION(lseek(fd, 3*512 + 43, SEEK_SET), RETVAL == 3*512 + 43);
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TEST_EXPECT_CONDITION(write(fd, wrbuff, sizeof(wrbuff)),
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RETVAL == sizeof(wrbuff));
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TEST_EXPECT_CONDITION(write(fd, rdbuff, sizeof(rdbuff)),
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RETVAL == sizeof(rdbuff));
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memset(rdbuff, 0xbb, sizeof(rdbuff));
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TEST_EXPECT_CONDITION(lseek(fd, 3*512 + 47, SEEK_SET), RETVAL == 3*512 + 47);
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TEST_EXPECT_CONDITION(read(fd, rdbuff, sizeof(wrbuff)),
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RETVAL == sizeof(wrbuff));
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TEST_EXPECT_CONDITION(memcmp(rdbuff, wrbuff+4, sizeof(wrbuff)-4),
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RETVAL == 0);
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fdcheck = open(path, O_RDONLY);
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#define MAPOFFS (50*4096)
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/* Test mmap private mappings */
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TEST_EXPECT_CONDITION(mem = mmap(NULL, sizeof(wrbuff), PROT_READ,
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MAP_PRIVATE, fd, MAPOFFS + 3),
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(void*)RETVAL == NULL);
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TEST_EXPECT_CONDITION(mem = mmap(NULL, sizeof(wrbuff),
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PROT_READ | PROT_WRITE, MAP_PRIVATE,
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fd, MAPOFFS),
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(void*)RETVAL != NULL);
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for (i = 0 ; i < sizeof(wrbuff) ; i ++)
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wrbuff[i] = magic + i;
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TEST_EXPECT_CONDITION(1, 1); /* Print a debug line */
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memset(rdbuff, 0xaa, sizeof(wrbuff));
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TEST_EXPECT_CONDITION(lseek(fd, MAPOFFS, SEEK_SET), RETVAL == MAPOFFS);
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TEST_EXPECT_CONDITION(write(fd, wrbuff, sizeof(wrbuff)),
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RETVAL == sizeof(wrbuff));
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TEST_EXPECT_CONDITION(memcmp(wrbuff, mem, sizeof(wrbuff)),
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RETVAL == 0);
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for (i = 0 ; i < sizeof(wrbuff) ; i ++)
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mem[i] = wrbuff[i]*i;
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TEST_EXPECT_CONDITION(1, 1); /* Print a debug line */
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memset(rdbuff, 0xaa, sizeof(rdbuff));
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TEST_EXPECT_CONDITION(lseek(fdcheck, MAPOFFS, SEEK_SET), RETVAL == MAPOFFS);
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TEST_EXPECT_CONDITION(read(fdcheck, rdbuff, sizeof(wrbuff)),
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RETVAL == sizeof(wrbuff));
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TEST_EXPECT_CONDITION(memcmp(wrbuff, rdbuff, sizeof(wrbuff)), RETVAL == 0);
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TEST_EXPECT_CONDITION(msync(mem, sizeof(wrbuff), MS_SYNC), RETVAL == 0);
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TEST_EXPECT_CONDITION(munmap(mem, sizeof(wrbuff)), RETVAL == 0);
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/* Test mmap shared mappings */
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TEST_EXPECT_CONDITION(mem = mmap(mem, sizeof(wrbuff), PROT_READ,
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MAP_SHARED, fd, MAPOFFS + 3),
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(void*)RETVAL == NULL);
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TEST_EXPECT_CONDITION(mem = mmap(mem, sizeof(wrbuff),
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PROT_READ | PROT_WRITE, MAP_SHARED,
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fd, MAPOFFS),
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(void*)RETVAL != NULL);
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for (i = 0 ; i < sizeof(wrbuff) ; i ++)
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wrbuff[i] = magic + i;
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memset(rdbuff, 0xaa, sizeof(rdbuff));
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TEST_EXPECT_CONDITION(lseek(fd, MAPOFFS, SEEK_SET), RETVAL == MAPOFFS);
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TEST_EXPECT_CONDITION(write(fd, wrbuff, sizeof(wrbuff)),
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RETVAL == sizeof(wrbuff));
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TEST_EXPECT_CONDITION(memcmp(wrbuff, mem, sizeof(wrbuff)), RETVAL == 0);
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for (i = 0 ; i < sizeof(wrbuff) ; i ++)
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mem[i] = wrbuff[i]*i;
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memset(rdbuff, 0xaa, sizeof(rdbuff));
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TEST_EXPECT_CONDITION(lseek(fdcheck, MAPOFFS, SEEK_SET), RETVAL == MAPOFFS);
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TEST_EXPECT_CONDITION(read(fdcheck, rdbuff, sizeof(wrbuff)),
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RETVAL == sizeof(wrbuff));
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TEST_EXPECT_CONDITION(memcmp(wrbuff, rdbuff, sizeof(wrbuff)), RETVAL != 0);
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TEST_EXPECT_CONDITION(memcmp(mem, rdbuff, sizeof(wrbuff)), RETVAL == 0);
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TEST_EXPECT_CONDITION(msync(mem, sizeof(wrbuff), MS_SYNC), RETVAL == 0);
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TEST_EXPECT_CONDITION(munmap(mem, sizeof(wrbuff)), RETVAL == 0);
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#define STARTOFFS (3*512 + 43 + sizeof(wrbuff) + sizeof(rdbuff))
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TEST_EXPECT_CONDITION(lseek(fd, STARTOFFS, SEEK_SET), RETVAL == STARTOFFS);
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TEST_EXPECT_CONDITION(lseek(fdcheck, STARTOFFS, SEEK_SET),
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RETVAL == STARTOFFS);
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int wrlen = 0;
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while (1)
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{
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int sz;
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for (i = 0 ; i < sizeof(wrbuff) ; i ++)
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wrbuff[i] = magic*magic*i + wrlen*wrlen + i;
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TEST_EXPECT_CONDITION(sz = write(fd, wrbuff, sizeof(wrbuff)),
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(RETVAL >= 0) && (RETVAL <= sizeof(wrbuff)));
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if (sz <= 0)
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break;
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wrlen += sz;
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memset(rdbuff, 0xcc, sizeof(wrbuff));
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TEST_EXPECT_CONDITION(read(fdcheck, rdbuff, sizeof(wrbuff)), RETVAL == sz);
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TEST_EXPECT_CONDITION(memcmp(rdbuff, wrbuff, sz), RETVAL == 0);
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}
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/* Check the data was correctly written */
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TEST_EXPECT_CONDITION(lseek(fd, STARTOFFS, SEEK_SET), RETVAL == STARTOFFS);
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int rdlen = 0;
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while (1)
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{
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int sz;
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for (i = 0 ; i < sizeof(wrbuff) ; i ++)
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wrbuff[i] = magic*magic*i + rdlen*rdlen + i;
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memset(rdbuff, 0xdd, sizeof(wrbuff));
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TEST_EXPECT_CONDITION(sz = read(fd, rdbuff, sizeof(wrbuff)),
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(RETVAL >= 0) && (RETVAL <= sizeof(wrbuff)));
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if (sz <= 0)
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break;
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rdlen += sz;
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TEST_EXPECT_CONDITION(memcmp(rdbuff, wrbuff, sz), RETVAL == 0);
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}
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TEST_EXPECT_CONDITION(rdlen, wrlen == rdlen);
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bochs_printf("Synching %s...\n", path);
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ioctl(fd, SOS_IOCTL_BLOCKDEV_SYNC, 0);
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close(fd);
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bochs_printf("End of test for %s.\n", path);
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return 0;
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}
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int main(void)
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{
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int i;
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bochs_printf("Hi from blktest\n");
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/* Test partitions access */
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for (i = 1 ; i <= 15 ; i ++)
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{
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char path[64];
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snprintf(path, sizeof(path), "/dev/hda%d", i);
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if (fork() == 0)
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{
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test_device(path, i);
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return 0;
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}
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}
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bochs_printf("Bye from blktest\n");
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return 0;
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}
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