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annotate packages/fs/rom/current/tests/fileio1.c @ 1777:c16341b1bac6 default tip

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* Added execute permissions to files missed in conversion from CVS
author alexs
date Mon, 12 Oct 2009 02:26:09 +0100
parents d2c90368aeef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 //==========================================================================
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2 //
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3 // fileio1.c
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4 //
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5 // Test fileio system
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6 //
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7 //==========================================================================
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later version.
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16 //
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 // for more details.
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21 //
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22 // You should have received a copy of the GNU General Public License along
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23 // with eCos; if not, write to the Free Software Foundation, Inc.,
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 //
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26 // As a special exception, if other files instantiate templates or use macros
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27 // or inline functions from this file, or you compile this file and link it
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28 // with other works to produce a work based on this file, this file does not
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29 // by itself cause the resulting work to be covered by the GNU General Public
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30 // License. However the source code for this file must still be made available
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31 // in accordance with section (3) of the GNU General Public License.
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32 //
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33 // This exception does not invalidate any other reasons why a work based on
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34 // this file might be covered by the GNU General Public License.
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35 //
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 // at http://sources.redhat.com/ecos/ecos-license/
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38 // -------------------------------------------
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39 //####ECOSGPLCOPYRIGHTEND####
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40 //==========================================================================
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41 //#####DESCRIPTIONBEGIN####
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42 //
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43 // Author(s): nickg
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44 // Contributors: nickg, richard.panton@3glab.com, jlarmour
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45 // Date: 2000-05-25
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46 // Purpose: Test fileio system
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47 // Description: This test uses the testfs to check out the initialization
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48 // and basic operation of the fileio system
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49 //
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50 //####DESCRIPTIONEND####
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51 //
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52 //==========================================================================
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53
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54 #include <pkgconf/hal.h>
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55 #include <pkgconf/io_fileio.h>
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56 #include <pkgconf/isoinfra.h>
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57 #include <pkgconf/system.h>
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58
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59 #include <unistd.h>
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60 #include <fcntl.h>
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61 #include <sys/stat.h>
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62 #include <errno.h>
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63 #include <string.h>
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64 #include <dirent.h>
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65 #include <stdio.h>
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66
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67 #include <cyg/fileio/fileio.h>
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68
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69 #include <cyg/infra/testcase.h>
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70 #include <cyg/infra/diag.h> // HAL polled output
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71
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72 #include <cyg/romfs/testromfs.h> // Test ROMFS data
156
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73
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74 //==========================================================================
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75
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76 MTAB_ENTRY( romfs_mte1,
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77 "/",
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78 "romfs",
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79 "",
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80 (CYG_ADDRWORD) &filedata[0] );
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81
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82
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83 //==========================================================================
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84
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85 #define SHOW_RESULT( _fn, _res ) \
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86 diag_printf("<FAIL>: " #_fn "() returned %d %s\n", _res, _res<0?strerror(errno):"");
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87
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88 #define CHKFAIL_TYPE( _fn, _res, _type ) { \
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89 if ( _res != -1 ) \
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90 diag_printf("<FAIL>: " #_fn "() returned %d (expected -1)\n", _res); \
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91 else if ( errno != _type ) \
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92 diag_printf("<FAIL>: " #_fn "() failed with errno %d (%s),\n expected %d (%s)\n", errno, strerror(errno), _type, strerror(_type) ); \
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93 }
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94
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95 //==========================================================================
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96
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97 #define IOSIZE 100
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98
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99 #define LONGNAME1 "long_file_name_that_should_take_up_more_than_one_directory_entry_1"
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100 #define LONGNAME2 "long_file_name_that_should_take_up_more_than_one_directory_entry_2"
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101
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102
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103 //==========================================================================
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104
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105 #ifndef CYGINT_ISO_STRING_STRFUNCS
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106
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107 char *strcat( char *s1, const char *s2 )
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108 {
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109 char *s = s1;
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110 while( *s1 ) s1++;
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111 while( (*s1++ = *s2++) != 0);
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112 return s;
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113 }
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114
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115 #endif
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116
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117 //==========================================================================
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118
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119 static void listdir( char *name, int statp )
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120 {
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121 int err;
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122 DIR *dirp;
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123
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124 diag_printf("<INFO>: reading directory %s\n",name);
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125
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126 dirp = opendir( name );
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127 if( dirp == NULL ) SHOW_RESULT( opendir, -1 );
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128
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129 for(;;)
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130 {
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131 struct dirent *entry = readdir( dirp );
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132
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133 if( entry == NULL )
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134 break;
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135
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136 diag_printf("<INFO>: entry %14s",entry->d_name);
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137 if( statp )
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138 {
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139 char fullname[PATH_MAX];
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140 struct stat sbuf;
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141
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142 if( name[0] )
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143 {
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144 strcpy(fullname, name );
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145 if( !(name[0] == '/' && name[1] == 0 ) )
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146 strcat(fullname, "/" );
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147 }
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148 else fullname[0] = 0;
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149
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150 strcat(fullname, entry->d_name );
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151
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152 err = stat( fullname, &sbuf );
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153 if( err < 0 )
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154 {
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155 if( errno == ENOSYS )
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156 diag_printf(" <no status available>");
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157 else SHOW_RESULT( stat, err );
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158 }
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159 else
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160 {
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161 diag_printf(" [mode %08x ino %08x nlink %d size %d]",
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162 sbuf.st_mode,sbuf.st_ino,sbuf.st_nlink,sbuf.st_size);
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163 }
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164 }
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165
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166 diag_printf("\n");
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167 }
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168
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169 err = closedir( dirp );
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170 if( err < 0 ) SHOW_RESULT( stat, err );
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171 }
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172
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173 //==========================================================================
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174
172
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175 #ifdef CYGPKG_FS_RAM
156
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176 static void copyfile( char *name2, char *name1 )
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177 {
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178
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179 int err;
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180 char buf[IOSIZE];
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181 int fd1, fd2;
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182 ssize_t done, wrote;
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183
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184 diag_printf("<INFO>: copy file %s -> %s\n",name2,name1);
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185
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186 err = access( name1, F_OK );
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187 if( err < 0 && errno != EACCES ) SHOW_RESULT( access, err );
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188
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189 err = access( name2, F_OK );
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190 if( err != 0 ) SHOW_RESULT( access, err );
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191
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192 fd1 = open( name1, O_WRONLY|O_CREAT );
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193 if( fd1 < 0 ) SHOW_RESULT( open, fd1 );
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194
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195 fd2 = open( name2, O_RDONLY );
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196 if( fd2 < 0 ) SHOW_RESULT( open, fd2 );
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197
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198 for(;;)
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199 {
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200 done = read( fd2, buf, IOSIZE );
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201 if( done < 0 ) SHOW_RESULT( read, done );
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202
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203 if( done == 0 ) break;
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204
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205 wrote = write( fd1, buf, done );
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206 if( wrote != done ) SHOW_RESULT( write, wrote );
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207
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208 if( wrote != done ) break;
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209 }
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210
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211 err = close( fd1 );
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212 if( err < 0 ) SHOW_RESULT( close, err );
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213
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214 err = close( fd2 );
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215 if( err < 0 ) SHOW_RESULT( close, err );
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216
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217 }
172
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218 #endif
156
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219
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220 //==========================================================================
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221
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222 static void comparefiles( char *name2, char *name1 )
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223 {
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224 int err;
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225 char buf1[IOSIZE];
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226 char buf2[IOSIZE];
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227 int fd1, fd2;
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228 ssize_t done1, done2;
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229 int i;
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230
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231 diag_printf("<INFO>: compare files %s == %s\n",name2,name1);
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232
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233 err = access( name1, F_OK );
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234 if( err != 0 ) SHOW_RESULT( access, err );
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235
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236 err = access( name1, F_OK );
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237 if( err != 0 ) SHOW_RESULT( access, err );
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238
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239 fd1 = open( name1, O_RDONLY );
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240 if( fd1 < 0 ) SHOW_RESULT( open, fd1 );
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241
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242 fd2 = open( name2, O_RDONLY );
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243 if( fd2 < 0 ) SHOW_RESULT( open, fd2 );
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244
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245 for(;;)
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246 {
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247 done1 = read( fd1, buf1, IOSIZE );
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248 if( done1 < 0 ) SHOW_RESULT( read, done1 );
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249
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250 done2 = read( fd2, buf2, IOSIZE );
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251 if( done2 < 0 ) SHOW_RESULT( read, done2 );
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252
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253 if( done1 != done2 )
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254 diag_printf("Files different sizes\n");
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255
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256 if( done1 == 0 ) break;
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257
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258 for( i = 0; i < done1; i++ )
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259 if( buf1[i] != buf2[i] )
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260 {
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261 diag_printf("buf1[%d](%02x) != buf1[%d](%02x)\n",i,buf1[i],i,buf2[i]);
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262 CYG_TEST_FAIL("Data in files not equal\n");
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263 }
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264 }
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265
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266 err = close( fd1 );
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267 if( err < 0 ) SHOW_RESULT( close, err );
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268
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269 err = close( fd2 );
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270 if( err < 0 ) SHOW_RESULT( close, err );
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271
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272 }
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273
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274 //==========================================================================
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275 // main
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276
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277 int main( int argc, char **argv )
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278 {
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279 int err;
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280 char address[16];
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281
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282 CYG_TEST_INIT();
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283
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284 // --------------------------------------------------------------
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285
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286 diag_printf("<INFO>: ROMFS root follows\n");
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287 listdir( "/", true );
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288
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289 diag_printf("<INFO>: cd /etc\n" );
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290 err = chdir( "/etc" );
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291 if ( err < 0 ) SHOW_RESULT( chdir, err );
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292
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293 diag_printf("<INFO>: ROMFS list of '' follows\n");
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294 listdir( "", true );
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295
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296 diag_printf("<INFO>: ROMFS list of /etc follows\n");
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297 listdir( "/etc", true );
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298
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299 diag_printf("<INFO>: ROMFS list of . follows\n");
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300 listdir( ".", true );
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301
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302 #ifdef CYGPKG_FS_RAM
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303 err = mount( "", "/var", "ramfs" );
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304 if( err < 0 ) SHOW_RESULT( mount, err );
156
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305
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306 copyfile( "/etc/passwd", "/var/passwd_copy" );
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307
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308 comparefiles( "/etc/passwd", "/var/passwd_copy" );
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309 #endif
156
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310
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311 diag_printf("<INFO>: ROMFS list of / follows\n");
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312 #ifdef CYGPKG_FS_RAM
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313 diag_printf("<INFO>: Note that /var now gives stat() info for RAMFS\n");
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314 #endif
156
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315 listdir( "/", true );
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316
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317 diag_printf("<INFO>: Mount ROMFS again onto /mnt\n");
172
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318 sprintf( address, "%p", (void*)&filedata[0] );
156
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319 err = mount( address, "/mnt", "romfs" );
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320 if( err < 0 ) SHOW_RESULT( mount, err );
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321
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322 comparefiles( "/etc/passwd", "/mnt/etc/passwd" );
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323
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324
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325 err = mkdir( "/foo", 0 );
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326 CHKFAIL_TYPE( mkdir, err, EROFS );
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327
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328 err = rename( "/var", "/tmp" ); // RAMFS is mounted here
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329 #ifdef CYGPKG_FS_RAM
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330 CHKFAIL_TYPE( rename, err, EXDEV );
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331 #else
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332 CHKFAIL_TYPE( rename, err, EROFS );
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333 #endif
156
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334
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335 err = rename( "/var/passwd_copy", "/mnt/etc/passwd_copy" );
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336 CHKFAIL_TYPE( rename, err, EXDEV );
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337
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338 err = rename( "/etc", "/tmp" );
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339 CHKFAIL_TYPE( rename, err, EROFS );
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340
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341 diag_printf("<INFO>: cd /etc\n");
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342 err = chdir( "/etc" );
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343 if( err < 0 ) SHOW_RESULT( chdir, err );
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344
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345 err = chdir( "/mnt/etc" );
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346 if( err < 0 ) SHOW_RESULT( chdir, err );
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347
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348 listdir( ".", true );
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349
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350 diag_printf("<INFO>: unlink /tmp\n");
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351 err = unlink( "/tmp" );
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352 CHKFAIL_TYPE( unlink, err, EROFS );
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353
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354 diag_printf("<INFO>: mount random area\n");
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355 sprintf(address, "%p", (void*)(&filedata[0] + 0x100));
156
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356 err = mount( address, "/tmp", "romfs" );
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357 CHKFAIL_TYPE( mount, err, ENOENT );
156
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358
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359 err = umount( "/mnt" );
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360 if( err < 0 ) SHOW_RESULT( umount, err );
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361
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362 err = umount( "/var" );
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363 #ifdef CYGPKG_FS_RAM
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364 if( err < 0 ) SHOW_RESULT( umount, err );
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365 #else
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366 CHKFAIL_TYPE( umount, err, EINVAL );
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367 #endif
156
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368
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369 err = umount( "/" );
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370 if( err < 0 ) SHOW_RESULT( umount, err );
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371
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372
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373 CYG_TEST_PASS_FINISH("fileio1");
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374 }
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375
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376 // -------------------------------------------------------------------------
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377 // EOF fileio1.c