forked from Imagelibrary/rtems
145 lines
3.4 KiB
C
145 lines
3.4 KiB
C
/*
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* COPYRIGHT (c) 1989-2012.
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* On-Line Applications Research Corporation (OAR).
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*
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* Modifications to support reference counting in the file system are
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* Copyright (c) 2012 embedded brains GmbH.
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <string.h>
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#include <unistd.h>
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#include <errno.h>
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#include <rtems/libio.h>
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#include <rtems/userenv.h>
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#include <rtems/malloc.h>
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#include <pmacros.h>
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#include <rtems/libcsupport.h>
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/* forward declarations to avoid warnings */
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int test_main(void);
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static void touch( char *file )
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{
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int fd;
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rtems_test_assert( file );
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fd = open( file, O_RDWR|O_CREAT, 0777 );
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rtems_test_assert( fd != -1 );
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close( fd );
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}
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static int fileexists( char *file )
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{
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int status;
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struct stat statbuf;
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rtems_test_assert( file );
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status = stat( file, &statbuf );
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if ( status == -1 ) {
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/* printf( ": %s\n", strerror( errno ) ); */
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return 0;
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}
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return 1;
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}
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#if defined(__rtems__)
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int test_main(void)
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#else
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int main(
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int argc,
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char **argv
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)
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#endif
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{
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static const uintptr_t global_location_size [] = {
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sizeof(rtems_filesystem_global_location_t)
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};
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int status;
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void *opaque;
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/*
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* This test is the C equivalent of this sequence.
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#mkdir /one
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#mkdir /one/one
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#touch /one/one.test
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#touch /one/two/two.test
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# an error case to ENOTSUP from chroot
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# chroot
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#chroot /one
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#if !fileexists(/one/one.test) echo "SUCCESSFUL"
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#if fileexists(/two/two.test) echo "SUCCESSFUL"
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#rtems_set_private_env() ! reset at the global environment
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#if fileexists(/one/one.test) echo "SUCESSFUL"
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#if !fileexists(/two/two.test) echo "SUCCESSFUL"
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*/
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printf( "\n\n*** CHROOT01 TEST ***\n" );
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status = mkdir( "/one", 0777);
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rtems_test_assert( status == 0 );
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status = mkdir( "/one/one", 0777);
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rtems_test_assert( status == 0 );
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status = mkdir( "/one/two", 0777);
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rtems_test_assert( status == 0 );
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touch( "/one/one.test" );
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touch( "/one/two/two.test" );
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puts( "chroot with bad path - expect ENOENT" );
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status = chroot( "/three" );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == ENOENT );
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puts( "chroot with file - expect ENOTDIR" );
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status = chroot( "/one/one.test" );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == ENOTDIR );
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puts( "allocate most of memory - attempt to fail chroot - expect ENOMEM" );
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opaque = rtems_heap_greedy_allocate( global_location_size, 1 );
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status = chroot( "/one" );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == ENOMEM );
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puts( "freeing the allocated memory" );
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rtems_heap_greedy_free( opaque );
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status = chroot( "/one" );
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rtems_test_assert( status == 0 );
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status = fileexists( "/one/one.test" );
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printf( "%s on /one/one.test\n", (!status) ? "SUCCESS" : "FAILURE" );
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status = fileexists( "/two/two.test" );
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printf( "%s on /two/two.test\n", (status) ? "SUCCESS" : "FAILURE" );
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puts( "Go back to global environment" );
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rtems_libio_use_global_env();
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status = fileexists( "/one/one.test" );
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printf( "%s on /one/one.test\n", ( status) ? "SUCCESS" : "FAILURE" );
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status = fileexists( "/two/two.test" );
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printf( "%s on /two/two.test\n", (!status) ? "SUCCESS" : "FAILURE" );
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printf( "*** END OF CHROOT01 TEST ***\n" );
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rtems_test_exit(0);
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}
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