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/**
* @file
*
* @brief IMFS Debug Support
* @ingroup IMFS
*/
/*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include "imfs.h"
#include <inttypes.h>
#include <unistd.h>
#include <stdio.h>
/*
* IMFS_print_jnode
*
* This routine prints the contents of the specified jnode.
*/
static void IMFS_print_jnode(
IMFS_jnode_t *the_jnode
)
{
IMFS_assert( the_jnode );
fprintf(stdout, "%s", the_jnode->name );
switch( IMFS_type( the_jnode ) ) {
case IMFS_DIRECTORY:
fprintf(stdout, "/" );
break;
case IMFS_DEVICE:
fprintf(stdout, " (device %" PRId32 ", %" PRId32 ")",
the_jnode->info.device.major, the_jnode->info.device.minor );
break;
case IMFS_LINEAR_FILE:
fprintf(stdout, " (file %" PRId32 " %p)",
(uint32_t)the_jnode->info.linearfile.size,
the_jnode->info.linearfile.direct
);
break;
case IMFS_MEMORY_FILE:
/* Useful when debugging .. varies between targets */
#if 0
fprintf(stdout, " (file %" PRId32 " %p %p %p)",
(uint32_t)the_jnode->info.file.size,
the_jnode->info.file.indirect,
the_jnode->info.file.doubly_indirect,
the_jnode->info.file.triply_indirect
);
#else
fprintf(stdout, " (file %" PRId32 ")",
(uint32_t)the_jnode->info.file.size );
#endif
break;
case IMFS_HARD_LINK:
fprintf(stdout, " links not printed\n" );
return;
case IMFS_SYM_LINK:
fprintf(stdout, " links not printed\n" );
return;
case IMFS_FIFO:
fprintf(stdout, " FIFO not printed\n" );
return;
default:
fprintf(stdout, " bad type %d\n", IMFS_type( the_jnode ) );
return;
}
puts("");
}
/*
* IMFS_dump_directory
*
* This routine prints the contents of a directory in the IMFS. If a
* directory is encountered, then this routine will recurse to process
* the subdirectory.
*/
static void IMFS_dump_directory(
IMFS_jnode_t *the_directory,
int level
)
{
rtems_chain_node *the_node;
rtems_chain_control *the_chain;
IMFS_jnode_t *the_jnode;
int i;
IMFS_assert( the_directory );
IMFS_assert( level >= 0 );
IMFS_assert( IMFS_is_directory( the_directory ) );
the_chain = &the_directory->info.directory.Entries;
for ( the_node = rtems_chain_first( the_chain );
!rtems_chain_is_tail( the_chain, the_node );
the_node = the_node->next ) {
the_jnode = (IMFS_jnode_t *) the_node;
for ( i=0 ; i<=level ; i++ )
fprintf(stdout, "...." );
IMFS_print_jnode( the_jnode );
if ( IMFS_is_directory( the_jnode ) )
IMFS_dump_directory( the_jnode, level + 1 );
}
}
void IMFS_dump( void )
{
fprintf(stdout, "*************** Dump of Entire IMFS ***************\n" );
fprintf(stdout, "/\n" );
IMFS_dump_directory( rtems_filesystem_root->location.node_access, 0 );
fprintf(stdout, "*************** End of Dump ***************\n" );
}
int IMFS_memfile_maximum_size( void )
{
return IMFS_MEMFILE_MAXIMUM_SIZE;
}
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