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Added call to freenod to let each filesystem free its own internal

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node used to manage file access.
This commit is contained in:
Joel Sherrill
1999-10-12 18:44:40 +00:00
parent cb5056b387
commit d71fcabaa6
46 changed files with 703 additions and 214 deletions
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13
c/src/exec/libcsupport/src/chdir.c
View File

@@ -38,11 +38,20 @@ int chdir(
* Verify you can change directory into this node.
*/
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY )
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTDIR );
}
if ( rtems_filesystem_current.ops->freenod )
(*rtems_filesystem_current.ops->freenod)( &rtems_filesystem_current );
rtems_filesystem_current = loc;

13
c/src/exec/libcsupport/src/chmod.c
View File

@@ -28,13 +28,22 @@ int chmod(
{
int status;
rtems_filesystem_location_info_t loc;
int result;
status = rtems_filesystem_evaluate_path( path, 0, &loc, TRUE );
if ( status != 0 )
return -1;
if ( !loc.handlers->fchmod )
if ( !loc.handlers->fchmod ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.handlers->fchmod)( &loc, mode );
result = (*loc.handlers->fchmod)( &loc, mode );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

17
c/src/exec/libcsupport/src/chown.c
View File

@@ -26,13 +26,22 @@ int chown(
gid_t group
)
{
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
int result;
if ( rtems_filesystem_evaluate_path( path, 0x00, &temp_loc, TRUE ) )
if ( rtems_filesystem_evaluate_path( path, 0x00, &loc, TRUE ) )
return -1;
if ( !temp_loc.ops->chown )
if ( !loc.ops->chown ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*temp_loc.ops->chown)( &temp_loc, owner, group );
result = (*loc.ops->chown)( &loc, owner, group );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

37
c/src/exec/libcsupport/src/link.c
View File

@@ -32,6 +32,7 @@ int link(
/*
* Get the node we are linking to.
*/
result = rtems_filesystem_evaluate_path( existing, 0, &existing_loc, TRUE );
if ( result != 0 )
return -1;
@@ -42,21 +43,47 @@ int link(
rtems_filesystem_get_start_loc( new, &i, &parent_loc );
result = (*parent_loc.ops->evalformake)( &new[i], &parent_loc, &name_start );
if ( result != 0 )
set_errno_and_return_minus_one( result );
if ( result != 0 ) {
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &parent_loc );
set_errno_and_return_minus_one( result );
}
/*
* Check to see if the caller is trying to link across file system
* boundaries.
*/
if ( parent_loc.mt_entry != existing_loc.mt_entry )
if ( parent_loc.mt_entry != existing_loc.mt_entry ) {
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &existing_loc );
if ( parent_loc.ops->freenod )
(*parent_loc.ops->freenod)( &parent_loc );
set_errno_and_return_minus_one( EXDEV );
}
if ( !parent_loc.ops->link ) {
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &existing_loc );
if ( parent_loc.ops->freenod )
(*parent_loc.ops->freenod)( &parent_loc );
if ( !parent_loc.ops->link )
set_errno_and_return_minus_one( ENOTSUP );
}
return (*parent_loc.ops->link)( &existing_loc, &parent_loc, name_start );
result = (*parent_loc.ops->link)( &existing_loc, &parent_loc, name_start );
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &existing_loc );
if ( parent_loc.ops->freenod )
(*parent_loc.ops->freenod)( &parent_loc );
return result;
}
/*

11
c/src/exec/libcsupport/src/mknod.c
View File

@@ -52,8 +52,15 @@ int mknod(
if ( result != 0 )
return -1;
if ( !temp_loc.ops->mknod )
if ( !temp_loc.ops->mknod ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*temp_loc.ops->mknod)( name_start, mode, dev, &temp_loc );
result = (*temp_loc.ops->mknod)( name_start, mode, dev, &temp_loc );
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return result;
}

35
c/src/exec/libcsupport/src/mount.c
View File

@@ -88,13 +88,12 @@ int init_fs_mount_table( void );
int mount(
rtems_filesystem_mount_table_entry_t **mt_entry,
rtems_filesystem_operations_table *fs_ops,
rtems_filesystem_options_t fsoptions,
rtems_filesystem_options_t options,
char *device,
char *mount_point
)
{
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_options_t options;
rtems_filesystem_location_info_t loc;
rtems_filesystem_mount_table_entry_t *temp_mt_entry;
/* XXX add code to check for required operations */
@@ -112,8 +111,8 @@ int mount(
* Are the file system options valid?
*/
if ( fsoptions != RTEMS_FILESYSTEM_READ_ONLY &&
fsoptions != RTEMS_FILESYSTEM_READ_WRITE ) {
if ( options != RTEMS_FILESYSTEM_READ_ONLY &&
options != RTEMS_FILESYSTEM_READ_WRITE ) {
errno = EINVAL;
return -1;
}
@@ -145,7 +144,7 @@ int mount(
if ( rtems_filesystem_evaluate_path(
mount_point,
RTEMS_LIBIO_PERMS_RWX,
&temp_loc ,
&loc,
TRUE ) == -1 )
goto cleanup_and_bail;
@@ -153,7 +152,7 @@ int mount(
* Test to see if it is a directory
*/
if ( temp_loc.ops->node_type( &temp_loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
if ( loc.ops->node_type( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
errno = ENOTDIR;
goto cleanup_and_bail;
}
@@ -162,7 +161,7 @@ int mount(
* You can only mount one file system onto a single mount point.
*/
if ( search_mt_for_mount_point( &temp_loc ) == FOUND ) {
if ( search_mt_for_mount_point( &loc ) == FOUND ) {
errno = EBUSY;
goto cleanup_and_bail;
}
@@ -172,22 +171,22 @@ int mount(
* into the allocated mount entry
*/
temp_mt_entry->mt_point_node.node_access = temp_loc.node_access;
temp_mt_entry->mt_point_node.handlers = temp_loc.handlers;
temp_mt_entry->mt_point_node.ops = temp_loc.ops;
temp_mt_entry->mt_point_node.mt_entry = temp_loc.mt_entry;
temp_mt_entry->mt_point_node.node_access = loc.node_access;
temp_mt_entry->mt_point_node.handlers = loc.handlers;
temp_mt_entry->mt_point_node.ops = loc.ops;
temp_mt_entry->mt_point_node.mt_entry = loc.mt_entry;
/*
* This link to the parent is only done when we are dealing with system
* below the base file system
*/
if ( !temp_loc.ops->mount ){
if ( !loc.ops->mount ){
errno = ENOTSUP;
goto cleanup_and_bail;
}
if ( temp_loc.ops->mount( temp_mt_entry ) ) {
if ( loc.ops->mount( temp_mt_entry ) ) {
goto cleanup_and_bail;
}
}
@@ -224,11 +223,19 @@ int mount(
Chain_Append( &rtems_filesystem_mount_table_control, &temp_mt_entry->Node );
*mt_entry = temp_mt_entry;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return 0;
cleanup_and_bail:
free( temp_mt_entry );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return -1;
}

18
c/src/exec/libcsupport/src/open.c
View File

@@ -62,7 +62,7 @@ int open(
int rc;
rtems_libio_t *iop = 0;
int status;
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
int eval_flags;
@@ -104,7 +104,7 @@ int open(
*/
status = rtems_filesystem_evaluate_path(
pathname, eval_flags, &temp_loc, TRUE );
pathname, eval_flags, &loc, TRUE );
if ( status == -1 ) {
if ( errno != ENOENT ) {
@@ -126,7 +126,7 @@ int open(
}
/* Sanity check to see if the file name exists after the mknod() */
status = rtems_filesystem_evaluate_path( pathname, 0x0, &temp_loc, TRUE );
status = rtems_filesystem_evaluate_path( pathname, 0x0, &loc, TRUE );
if ( status != 0 ) { /* The file did not exist */
rc = EACCES;
goto done;
@@ -139,15 +139,15 @@ int open(
}
/*
* Fill in the file control block based on the temp_loc structure
* Fill in the file control block based on the loc structure
* returned by successful path evaluation.
*/
iop->offset = 0;
iop->handlers = temp_loc.handlers;
iop->file_info = temp_loc.node_access;
iop->handlers = loc.handlers;
iop->file_info = loc.node_access;
iop->flags |= rtems_libio_fcntl_flags( flags );
iop->pathinfo = temp_loc;
iop->pathinfo = loc;
if ( !iop->handlers->open ) {
rc = ENOTSUP;
@@ -178,6 +178,10 @@ done:
rtems_libio_free( iop );
set_errno_and_return_minus_one( rc );
}
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return iop - rtems_libio_iops;
}

28
c/src/exec/libcsupport/src/readlink.c
View File

@@ -23,21 +23,35 @@ int readlink(
rtems_filesystem_location_info_t loc;
int result;
if (!buf)
set_errno_and_return_minus_one( EFAULT );
result = rtems_filesystem_evaluate_path( pathname, 0, &loc, FALSE );
if ( result != 0 )
return -1;
if (!buf)
set_errno_and_return_minus_one( EFAULT );
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_SYM_LINK )
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_SYM_LINK ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( EINVAL );
}
if ( !loc.ops->readlink )
if ( !loc.ops->readlink ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.ops->readlink)( &loc, buf, bufsize );
result = (*loc.ops->readlink)( &loc, buf, bufsize );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

22
c/src/exec/libcsupport/src/rmdir.c
View File

@@ -39,18 +39,32 @@ int rmdir(
* Verify you can remove this node as a directory.
*/
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY )
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTDIR );
}
/*
* Use the filesystems rmnod to remove the node.
*/
if ( !loc.ops->rmnod )
if ( !loc.ops->rmnod ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.ops->rmnod)( &loc );
result = (*loc.ops->rmnod)( &loc );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

12
c/src/exec/libcsupport/src/stat.c
View File

@@ -58,8 +58,11 @@ int _STAT_NAME(
if ( status != 0 )
return -1;
if ( !loc.handlers->fstat )
if ( !loc.handlers->fstat ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
/*
* Zero out the stat structure so the various support
@@ -68,7 +71,12 @@ int _STAT_NAME(
memset( buf, 0, sizeof(struct stat) );
return (*loc.handlers->fstat)( &loc, buf );
status = (*loc.handlers->fstat)( &loc, buf );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return status;
}
#endif

7
c/src/exec/libcsupport/src/symlink.c
View File

@@ -29,6 +29,11 @@ int symlink(
if ( result != 0 )
return -1;
return (*loc.ops->symlink)( &loc, actualpath, name_start);
result = (*loc.ops->symlink)( &loc, actualpath, name_start);
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

22
c/src/exec/libcsupport/src/unlink.c
View File

@@ -31,16 +31,30 @@ int unlink(
if ( result != 0 )
return -1;
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) == RTEMS_FILESYSTEM_DIRECTORY )
if ( (*loc.ops->node_type)( &loc ) == RTEMS_FILESYSTEM_DIRECTORY ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( EISDIR );
}
if ( !loc.ops->unlink )
if ( !loc.ops->unlink ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.ops->unlink)( &loc );
result = (*loc.ops->unlink)( &loc );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}
/*

24
c/src/exec/libcsupport/src/unmount.c
View File

@@ -83,8 +83,11 @@ int unmount(
* we are attempting to unmount ?
*/
if ( rtems_filesystem_current.mt_entry == temp_loc.mt_entry )
if ( rtems_filesystem_current.mt_entry == temp_loc.mt_entry ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
set_errno_and_return_minus_one( EBUSY );
}
/*
* Run the file descriptor table to determine if there are any file
@@ -92,8 +95,11 @@ int unmount(
* file system that we are trying to unmount
*/
if ( rtems_libio_is_open_files_in_fs( temp_loc.mt_entry ) == 1 )
if ( rtems_libio_is_open_files_in_fs( temp_loc.mt_entry ) == 1 ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
set_errno_and_return_minus_one( EBUSY );
}
/*
* Allow the file system being mounted on to do its cleanup.
@@ -103,15 +109,21 @@ int unmount(
* XXX I will step off in space when evaluating past the end of the node.
*/
if ( ( temp_mt_entry.mt_point_node.ops->unmount )( temp_loc.mt_entry ) != 0 )
return -1;
if ((temp_mt_entry.mt_point_node.ops->unmount )( temp_loc.mt_entry ) != 0 ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return -1;
}
/*
* Run the unmount function for the subordinate file system.
*/
if ( ( temp_mt_entry.mt_fs_root.ops->fsunmount_me )( temp_loc.mt_entry ) != 0 )
if ((temp_mt_entry.mt_fs_root.ops->fsunmount_me )( temp_loc.mt_entry ) != 0){
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return -1;
}
/*
* Allow the file system to clean up.
@@ -130,6 +142,8 @@ int unmount(
*/
free( temp_loc.mt_entry );
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return result;

14
c/src/exec/libcsupport/src/utime.c
View File

@@ -24,12 +24,18 @@ int utime(
)
{
rtems_filesystem_location_info_t temp_loc;
if ( rtems_filesystem_evaluate_path( path, 0x00, &temp_loc, TRUE ) )
return -1;
int result;
if ( !temp_loc.ops->utime )
set_errno_and_return_minus_one( ENOTSUP );
return (*temp_loc.ops->utime)( &temp_loc, times->actime, times->modtime );
if ( rtems_filesystem_evaluate_path( path, 0x00, &temp_loc, TRUE ) )
return -1;
result = (*temp_loc.ops->utime)( &temp_loc, times->actime, times->modtime );
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return result;
}

20
c/src/exec/libfs/src/imfs/ioman.c
View File

@@ -61,6 +61,9 @@ rtems_status_code rtems_io_register_name(
* rtems_io_lookup_name
*
* This version is not reentrant.
*
* XXX - This is dependent upon IMFS and should not be.
* Suggest adding a filesystem routine to fill in the device_info.
*/
rtems_status_code rtems_io_lookup_name(
@@ -70,15 +73,20 @@ rtems_status_code rtems_io_lookup_name(
{
#if !defined(RTEMS_UNIX)
IMFS_jnode_t *the_jnode;
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
static rtems_driver_name_t device;
int result;
rtems_filesystem_node_types_t node_type;
result = rtems_filesystem_evaluate_path( name, 0x00, &temp_loc, TRUE );
the_jnode = temp_loc.node_access;
result = rtems_filesystem_evaluate_path( name, 0x00, &loc, TRUE );
the_jnode = loc.node_access;
if ( (result != 0) || the_jnode->type != IMFS_DEVICE ) {
node_type = (*loc.ops->node_type)( &loc );
if ( (result != 0) || node_type != RTEMS_FILESYSTEM_DEVICE ) {
*device_info = 0;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return RTEMS_UNSATISFIED;
}
@@ -87,6 +95,10 @@ rtems_status_code rtems_io_lookup_name(
device.major = the_jnode->info.device.major;
device.minor = the_jnode->info.device.minor;
*device_info = &device;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
#endif
return RTEMS_SUCCESSFUL;
}

13
c/src/lib/libc/chdir.c
View File

@@ -38,11 +38,20 @@ int chdir(
* Verify you can change directory into this node.
*/
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY )
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTDIR );
}
if ( rtems_filesystem_current.ops->freenod )
(*rtems_filesystem_current.ops->freenod)( &rtems_filesystem_current );
rtems_filesystem_current = loc;

13
c/src/lib/libc/chmod.c
View File

@@ -28,13 +28,22 @@ int chmod(
{
int status;
rtems_filesystem_location_info_t loc;
int result;
status = rtems_filesystem_evaluate_path( path, 0, &loc, TRUE );
if ( status != 0 )
return -1;
if ( !loc.handlers->fchmod )
if ( !loc.handlers->fchmod ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.handlers->fchmod)( &loc, mode );
result = (*loc.handlers->fchmod)( &loc, mode );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

17
c/src/lib/libc/chown.c
View File

@@ -26,13 +26,22 @@ int chown(
gid_t group
)
{
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
int result;
if ( rtems_filesystem_evaluate_path( path, 0x00, &temp_loc, TRUE ) )
if ( rtems_filesystem_evaluate_path( path, 0x00, &loc, TRUE ) )
return -1;
if ( !temp_loc.ops->chown )
if ( !loc.ops->chown ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*temp_loc.ops->chown)( &temp_loc, owner, group );
result = (*loc.ops->chown)( &loc, owner, group );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

20
c/src/lib/libc/ioman.c
View File

@@ -61,6 +61,9 @@ rtems_status_code rtems_io_register_name(
* rtems_io_lookup_name
*
* This version is not reentrant.
*
* XXX - This is dependent upon IMFS and should not be.
* Suggest adding a filesystem routine to fill in the device_info.
*/
rtems_status_code rtems_io_lookup_name(
@@ -70,15 +73,20 @@ rtems_status_code rtems_io_lookup_name(
{
#if !defined(RTEMS_UNIX)
IMFS_jnode_t *the_jnode;
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
static rtems_driver_name_t device;
int result;
rtems_filesystem_node_types_t node_type;
result = rtems_filesystem_evaluate_path( name, 0x00, &temp_loc, TRUE );
the_jnode = temp_loc.node_access;
result = rtems_filesystem_evaluate_path( name, 0x00, &loc, TRUE );
the_jnode = loc.node_access;
if ( (result != 0) || the_jnode->type != IMFS_DEVICE ) {
node_type = (*loc.ops->node_type)( &loc );
if ( (result != 0) || node_type != RTEMS_FILESYSTEM_DEVICE ) {
*device_info = 0;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return RTEMS_UNSATISFIED;
}
@@ -87,6 +95,10 @@ rtems_status_code rtems_io_lookup_name(
device.major = the_jnode->info.device.major;
device.minor = the_jnode->info.device.minor;
*device_info = &device;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
#endif
return RTEMS_SUCCESSFUL;
}

37
c/src/lib/libc/link.c
View File

@@ -32,6 +32,7 @@ int link(
/*
* Get the node we are linking to.
*/
result = rtems_filesystem_evaluate_path( existing, 0, &existing_loc, TRUE );
if ( result != 0 )
return -1;
@@ -42,21 +43,47 @@ int link(
rtems_filesystem_get_start_loc( new, &i, &parent_loc );
result = (*parent_loc.ops->evalformake)( &new[i], &parent_loc, &name_start );
if ( result != 0 )
set_errno_and_return_minus_one( result );
if ( result != 0 ) {
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &parent_loc );
set_errno_and_return_minus_one( result );
}
/*
* Check to see if the caller is trying to link across file system
* boundaries.
*/
if ( parent_loc.mt_entry != existing_loc.mt_entry )
if ( parent_loc.mt_entry != existing_loc.mt_entry ) {
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &existing_loc );
if ( parent_loc.ops->freenod )
(*parent_loc.ops->freenod)( &parent_loc );
set_errno_and_return_minus_one( EXDEV );
}
if ( !parent_loc.ops->link ) {
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &existing_loc );
if ( parent_loc.ops->freenod )
(*parent_loc.ops->freenod)( &parent_loc );
if ( !parent_loc.ops->link )
set_errno_and_return_minus_one( ENOTSUP );
}
return (*parent_loc.ops->link)( &existing_loc, &parent_loc, name_start );
result = (*parent_loc.ops->link)( &existing_loc, &parent_loc, name_start );
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &existing_loc );
if ( parent_loc.ops->freenod )
(*parent_loc.ops->freenod)( &parent_loc );
return result;
}
/*

11
c/src/lib/libc/mknod.c
View File

@@ -52,8 +52,15 @@ int mknod(
if ( result != 0 )
return -1;
if ( !temp_loc.ops->mknod )
if ( !temp_loc.ops->mknod ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*temp_loc.ops->mknod)( name_start, mode, dev, &temp_loc );
result = (*temp_loc.ops->mknod)( name_start, mode, dev, &temp_loc );
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return result;
}

35
c/src/lib/libc/mount.c
View File

@@ -88,13 +88,12 @@ int init_fs_mount_table( void );
int mount(
rtems_filesystem_mount_table_entry_t **mt_entry,
rtems_filesystem_operations_table *fs_ops,
rtems_filesystem_options_t fsoptions,
rtems_filesystem_options_t options,
char *device,
char *mount_point
)
{
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_options_t options;
rtems_filesystem_location_info_t loc;
rtems_filesystem_mount_table_entry_t *temp_mt_entry;
/* XXX add code to check for required operations */
@@ -112,8 +111,8 @@ int mount(
* Are the file system options valid?
*/
if ( fsoptions != RTEMS_FILESYSTEM_READ_ONLY &&
fsoptions != RTEMS_FILESYSTEM_READ_WRITE ) {
if ( options != RTEMS_FILESYSTEM_READ_ONLY &&
options != RTEMS_FILESYSTEM_READ_WRITE ) {
errno = EINVAL;
return -1;
}
@@ -145,7 +144,7 @@ int mount(
if ( rtems_filesystem_evaluate_path(
mount_point,
RTEMS_LIBIO_PERMS_RWX,
&temp_loc ,
&loc,
TRUE ) == -1 )
goto cleanup_and_bail;
@@ -153,7 +152,7 @@ int mount(
* Test to see if it is a directory
*/
if ( temp_loc.ops->node_type( &temp_loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
if ( loc.ops->node_type( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
errno = ENOTDIR;
goto cleanup_and_bail;
}
@@ -162,7 +161,7 @@ int mount(
* You can only mount one file system onto a single mount point.
*/
if ( search_mt_for_mount_point( &temp_loc ) == FOUND ) {
if ( search_mt_for_mount_point( &loc ) == FOUND ) {
errno = EBUSY;
goto cleanup_and_bail;
}
@@ -172,22 +171,22 @@ int mount(
* into the allocated mount entry
*/
temp_mt_entry->mt_point_node.node_access = temp_loc.node_access;
temp_mt_entry->mt_point_node.handlers = temp_loc.handlers;
temp_mt_entry->mt_point_node.ops = temp_loc.ops;
temp_mt_entry->mt_point_node.mt_entry = temp_loc.mt_entry;
temp_mt_entry->mt_point_node.node_access = loc.node_access;
temp_mt_entry->mt_point_node.handlers = loc.handlers;
temp_mt_entry->mt_point_node.ops = loc.ops;
temp_mt_entry->mt_point_node.mt_entry = loc.mt_entry;
/*
* This link to the parent is only done when we are dealing with system
* below the base file system
*/
if ( !temp_loc.ops->mount ){
if ( !loc.ops->mount ){
errno = ENOTSUP;
goto cleanup_and_bail;
}
if ( temp_loc.ops->mount( temp_mt_entry ) ) {
if ( loc.ops->mount( temp_mt_entry ) ) {
goto cleanup_and_bail;
}
}
@@ -224,11 +223,19 @@ int mount(
Chain_Append( &rtems_filesystem_mount_table_control, &temp_mt_entry->Node );
*mt_entry = temp_mt_entry;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return 0;
cleanup_and_bail:
free( temp_mt_entry );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return -1;
}

18
c/src/lib/libc/open.c
View File

@@ -62,7 +62,7 @@ int open(
int rc;
rtems_libio_t *iop = 0;
int status;
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
int eval_flags;
@@ -104,7 +104,7 @@ int open(
*/
status = rtems_filesystem_evaluate_path(
pathname, eval_flags, &temp_loc, TRUE );
pathname, eval_flags, &loc, TRUE );
if ( status == -1 ) {
if ( errno != ENOENT ) {
@@ -126,7 +126,7 @@ int open(
}
/* Sanity check to see if the file name exists after the mknod() */
status = rtems_filesystem_evaluate_path( pathname, 0x0, &temp_loc, TRUE );
status = rtems_filesystem_evaluate_path( pathname, 0x0, &loc, TRUE );
if ( status != 0 ) { /* The file did not exist */
rc = EACCES;
goto done;
@@ -139,15 +139,15 @@ int open(
}
/*
* Fill in the file control block based on the temp_loc structure
* Fill in the file control block based on the loc structure
* returned by successful path evaluation.
*/
iop->offset = 0;
iop->handlers = temp_loc.handlers;
iop->file_info = temp_loc.node_access;
iop->handlers = loc.handlers;
iop->file_info = loc.node_access;
iop->flags |= rtems_libio_fcntl_flags( flags );
iop->pathinfo = temp_loc;
iop->pathinfo = loc;
if ( !iop->handlers->open ) {
rc = ENOTSUP;
@@ -178,6 +178,10 @@ done:
rtems_libio_free( iop );
set_errno_and_return_minus_one( rc );
}
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return iop - rtems_libio_iops;
}

28
c/src/lib/libc/readlink.c
View File

@@ -23,21 +23,35 @@ int readlink(
rtems_filesystem_location_info_t loc;
int result;
if (!buf)
set_errno_and_return_minus_one( EFAULT );
result = rtems_filesystem_evaluate_path( pathname, 0, &loc, FALSE );
if ( result != 0 )
return -1;
if (!buf)
set_errno_and_return_minus_one( EFAULT );
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_SYM_LINK )
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_SYM_LINK ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( EINVAL );
}
if ( !loc.ops->readlink )
if ( !loc.ops->readlink ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.ops->readlink)( &loc, buf, bufsize );
result = (*loc.ops->readlink)( &loc, buf, bufsize );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

22
c/src/lib/libc/rmdir.c
View File

@@ -39,18 +39,32 @@ int rmdir(
* Verify you can remove this node as a directory.
*/
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY )
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTDIR );
}
/*
* Use the filesystems rmnod to remove the node.
*/
if ( !loc.ops->rmnod )
if ( !loc.ops->rmnod ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.ops->rmnod)( &loc );
result = (*loc.ops->rmnod)( &loc );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

12
c/src/lib/libc/stat.c
View File

@@ -58,8 +58,11 @@ int _STAT_NAME(
if ( status != 0 )
return -1;
if ( !loc.handlers->fstat )
if ( !loc.handlers->fstat ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
/*
* Zero out the stat structure so the various support
@@ -68,7 +71,12 @@ int _STAT_NAME(
memset( buf, 0, sizeof(struct stat) );
return (*loc.handlers->fstat)( &loc, buf );
status = (*loc.handlers->fstat)( &loc, buf );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return status;
}
#endif

7
c/src/lib/libc/symlink.c
View File

@@ -29,6 +29,11 @@ int symlink(
if ( result != 0 )
return -1;
return (*loc.ops->symlink)( &loc, actualpath, name_start);
result = (*loc.ops->symlink)( &loc, actualpath, name_start);
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

22
c/src/lib/libc/unlink.c
View File

@@ -31,16 +31,30 @@ int unlink(
if ( result != 0 )
return -1;
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) == RTEMS_FILESYSTEM_DIRECTORY )
if ( (*loc.ops->node_type)( &loc ) == RTEMS_FILESYSTEM_DIRECTORY ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( EISDIR );
}
if ( !loc.ops->unlink )
if ( !loc.ops->unlink ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.ops->unlink)( &loc );
result = (*loc.ops->unlink)( &loc );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}
/*

24
c/src/lib/libc/unmount.c
View File

@@ -83,8 +83,11 @@ int unmount(
* we are attempting to unmount ?
*/
if ( rtems_filesystem_current.mt_entry == temp_loc.mt_entry )
if ( rtems_filesystem_current.mt_entry == temp_loc.mt_entry ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
set_errno_and_return_minus_one( EBUSY );
}
/*
* Run the file descriptor table to determine if there are any file
@@ -92,8 +95,11 @@ int unmount(
* file system that we are trying to unmount
*/
if ( rtems_libio_is_open_files_in_fs( temp_loc.mt_entry ) == 1 )
if ( rtems_libio_is_open_files_in_fs( temp_loc.mt_entry ) == 1 ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
set_errno_and_return_minus_one( EBUSY );
}
/*
* Allow the file system being mounted on to do its cleanup.
@@ -103,15 +109,21 @@ int unmount(
* XXX I will step off in space when evaluating past the end of the node.
*/
if ( ( temp_mt_entry.mt_point_node.ops->unmount )( temp_loc.mt_entry ) != 0 )
return -1;
if ((temp_mt_entry.mt_point_node.ops->unmount )( temp_loc.mt_entry ) != 0 ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return -1;
}
/*
* Run the unmount function for the subordinate file system.
*/
if ( ( temp_mt_entry.mt_fs_root.ops->fsunmount_me )( temp_loc.mt_entry ) != 0 )
if ((temp_mt_entry.mt_fs_root.ops->fsunmount_me )( temp_loc.mt_entry ) != 0){
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return -1;
}
/*
* Allow the file system to clean up.
@@ -130,6 +142,8 @@ int unmount(
*/
free( temp_loc.mt_entry );
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return result;

14
c/src/lib/libc/utime.c
View File

@@ -24,12 +24,18 @@ int utime(
)
{
rtems_filesystem_location_info_t temp_loc;
if ( rtems_filesystem_evaluate_path( path, 0x00, &temp_loc, TRUE ) )
return -1;
int result;
if ( !temp_loc.ops->utime )
set_errno_and_return_minus_one( ENOTSUP );
return (*temp_loc.ops->utime)( &temp_loc, times->actime, times->modtime );
if ( rtems_filesystem_evaluate_path( path, 0x00, &temp_loc, TRUE ) )
return -1;
result = (*temp_loc.ops->utime)( &temp_loc, times->actime, times->modtime );
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return result;
}

20
c/src/libfs/src/imfs/ioman.c
View File

@@ -61,6 +61,9 @@ rtems_status_code rtems_io_register_name(
* rtems_io_lookup_name
*
* This version is not reentrant.
*
* XXX - This is dependent upon IMFS and should not be.
* Suggest adding a filesystem routine to fill in the device_info.
*/
rtems_status_code rtems_io_lookup_name(
@@ -70,15 +73,20 @@ rtems_status_code rtems_io_lookup_name(
{
#if !defined(RTEMS_UNIX)
IMFS_jnode_t *the_jnode;
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
static rtems_driver_name_t device;
int result;
rtems_filesystem_node_types_t node_type;
result = rtems_filesystem_evaluate_path( name, 0x00, &temp_loc, TRUE );
the_jnode = temp_loc.node_access;
result = rtems_filesystem_evaluate_path( name, 0x00, &loc, TRUE );
the_jnode = loc.node_access;
if ( (result != 0) || the_jnode->type != IMFS_DEVICE ) {
node_type = (*loc.ops->node_type)( &loc );
if ( (result != 0) || node_type != RTEMS_FILESYSTEM_DEVICE ) {
*device_info = 0;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return RTEMS_UNSATISFIED;
}
@@ -87,6 +95,10 @@ rtems_status_code rtems_io_lookup_name(
device.major = the_jnode->info.device.major;
device.minor = the_jnode->info.device.minor;
*device_info = &device;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
#endif
return RTEMS_SUCCESSFUL;
}

13
cpukit/libcsupport/src/chdir.c
View File

@@ -38,11 +38,20 @@ int chdir(
* Verify you can change directory into this node.
*/
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY )
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTDIR );
}
if ( rtems_filesystem_current.ops->freenod )
(*rtems_filesystem_current.ops->freenod)( &rtems_filesystem_current );
rtems_filesystem_current = loc;

13
cpukit/libcsupport/src/chmod.c
View File

@@ -28,13 +28,22 @@ int chmod(
{
int status;
rtems_filesystem_location_info_t loc;
int result;
status = rtems_filesystem_evaluate_path( path, 0, &loc, TRUE );
if ( status != 0 )
return -1;
if ( !loc.handlers->fchmod )
if ( !loc.handlers->fchmod ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.handlers->fchmod)( &loc, mode );
result = (*loc.handlers->fchmod)( &loc, mode );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

17
cpukit/libcsupport/src/chown.c
View File

@@ -26,13 +26,22 @@ int chown(
gid_t group
)
{
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
int result;
if ( rtems_filesystem_evaluate_path( path, 0x00, &temp_loc, TRUE ) )
if ( rtems_filesystem_evaluate_path( path, 0x00, &loc, TRUE ) )
return -1;
if ( !temp_loc.ops->chown )
if ( !loc.ops->chown ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*temp_loc.ops->chown)( &temp_loc, owner, group );
result = (*loc.ops->chown)( &loc, owner, group );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

37
cpukit/libcsupport/src/link.c
View File

@@ -32,6 +32,7 @@ int link(
/*
* Get the node we are linking to.
*/
result = rtems_filesystem_evaluate_path( existing, 0, &existing_loc, TRUE );
if ( result != 0 )
return -1;
@@ -42,21 +43,47 @@ int link(
rtems_filesystem_get_start_loc( new, &i, &parent_loc );
result = (*parent_loc.ops->evalformake)( &new[i], &parent_loc, &name_start );
if ( result != 0 )
set_errno_and_return_minus_one( result );
if ( result != 0 ) {
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &parent_loc );
set_errno_and_return_minus_one( result );
}
/*
* Check to see if the caller is trying to link across file system
* boundaries.
*/
if ( parent_loc.mt_entry != existing_loc.mt_entry )
if ( parent_loc.mt_entry != existing_loc.mt_entry ) {
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &existing_loc );
if ( parent_loc.ops->freenod )
(*parent_loc.ops->freenod)( &parent_loc );
set_errno_and_return_minus_one( EXDEV );
}
if ( !parent_loc.ops->link ) {
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &existing_loc );
if ( parent_loc.ops->freenod )
(*parent_loc.ops->freenod)( &parent_loc );
if ( !parent_loc.ops->link )
set_errno_and_return_minus_one( ENOTSUP );
}
return (*parent_loc.ops->link)( &existing_loc, &parent_loc, name_start );
result = (*parent_loc.ops->link)( &existing_loc, &parent_loc, name_start );
if ( existing_loc.ops->freenod )
(*existing_loc.ops->freenod)( &existing_loc );
if ( parent_loc.ops->freenod )
(*parent_loc.ops->freenod)( &parent_loc );
return result;
}
/*

11
cpukit/libcsupport/src/mknod.c
View File

@@ -52,8 +52,15 @@ int mknod(
if ( result != 0 )
return -1;
if ( !temp_loc.ops->mknod )
if ( !temp_loc.ops->mknod ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*temp_loc.ops->mknod)( name_start, mode, dev, &temp_loc );
result = (*temp_loc.ops->mknod)( name_start, mode, dev, &temp_loc );
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return result;
}

35
cpukit/libcsupport/src/mount.c
View File

@@ -88,13 +88,12 @@ int init_fs_mount_table( void );
int mount(
rtems_filesystem_mount_table_entry_t **mt_entry,
rtems_filesystem_operations_table *fs_ops,
rtems_filesystem_options_t fsoptions,
rtems_filesystem_options_t options,
char *device,
char *mount_point
)
{
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_options_t options;
rtems_filesystem_location_info_t loc;
rtems_filesystem_mount_table_entry_t *temp_mt_entry;
/* XXX add code to check for required operations */
@@ -112,8 +111,8 @@ int mount(
* Are the file system options valid?
*/
if ( fsoptions != RTEMS_FILESYSTEM_READ_ONLY &&
fsoptions != RTEMS_FILESYSTEM_READ_WRITE ) {
if ( options != RTEMS_FILESYSTEM_READ_ONLY &&
options != RTEMS_FILESYSTEM_READ_WRITE ) {
errno = EINVAL;
return -1;
}
@@ -145,7 +144,7 @@ int mount(
if ( rtems_filesystem_evaluate_path(
mount_point,
RTEMS_LIBIO_PERMS_RWX,
&temp_loc ,
&loc,
TRUE ) == -1 )
goto cleanup_and_bail;
@@ -153,7 +152,7 @@ int mount(
* Test to see if it is a directory
*/
if ( temp_loc.ops->node_type( &temp_loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
if ( loc.ops->node_type( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
errno = ENOTDIR;
goto cleanup_and_bail;
}
@@ -162,7 +161,7 @@ int mount(
* You can only mount one file system onto a single mount point.
*/
if ( search_mt_for_mount_point( &temp_loc ) == FOUND ) {
if ( search_mt_for_mount_point( &loc ) == FOUND ) {
errno = EBUSY;
goto cleanup_and_bail;
}
@@ -172,22 +171,22 @@ int mount(
* into the allocated mount entry
*/
temp_mt_entry->mt_point_node.node_access = temp_loc.node_access;
temp_mt_entry->mt_point_node.handlers = temp_loc.handlers;
temp_mt_entry->mt_point_node.ops = temp_loc.ops;
temp_mt_entry->mt_point_node.mt_entry = temp_loc.mt_entry;
temp_mt_entry->mt_point_node.node_access = loc.node_access;
temp_mt_entry->mt_point_node.handlers = loc.handlers;
temp_mt_entry->mt_point_node.ops = loc.ops;
temp_mt_entry->mt_point_node.mt_entry = loc.mt_entry;
/*
* This link to the parent is only done when we are dealing with system
* below the base file system
*/
if ( !temp_loc.ops->mount ){
if ( !loc.ops->mount ){
errno = ENOTSUP;
goto cleanup_and_bail;
}
if ( temp_loc.ops->mount( temp_mt_entry ) ) {
if ( loc.ops->mount( temp_mt_entry ) ) {
goto cleanup_and_bail;
}
}
@@ -224,11 +223,19 @@ int mount(
Chain_Append( &rtems_filesystem_mount_table_control, &temp_mt_entry->Node );
*mt_entry = temp_mt_entry;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return 0;
cleanup_and_bail:
free( temp_mt_entry );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return -1;
}

18
cpukit/libcsupport/src/open.c
View File

@@ -62,7 +62,7 @@ int open(
int rc;
rtems_libio_t *iop = 0;
int status;
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
int eval_flags;
@@ -104,7 +104,7 @@ int open(
*/
status = rtems_filesystem_evaluate_path(
pathname, eval_flags, &temp_loc, TRUE );
pathname, eval_flags, &loc, TRUE );
if ( status == -1 ) {
if ( errno != ENOENT ) {
@@ -126,7 +126,7 @@ int open(
}
/* Sanity check to see if the file name exists after the mknod() */
status = rtems_filesystem_evaluate_path( pathname, 0x0, &temp_loc, TRUE );
status = rtems_filesystem_evaluate_path( pathname, 0x0, &loc, TRUE );
if ( status != 0 ) { /* The file did not exist */
rc = EACCES;
goto done;
@@ -139,15 +139,15 @@ int open(
}
/*
* Fill in the file control block based on the temp_loc structure
* Fill in the file control block based on the loc structure
* returned by successful path evaluation.
*/
iop->offset = 0;
iop->handlers = temp_loc.handlers;
iop->file_info = temp_loc.node_access;
iop->handlers = loc.handlers;
iop->file_info = loc.node_access;
iop->flags |= rtems_libio_fcntl_flags( flags );
iop->pathinfo = temp_loc;
iop->pathinfo = loc;
if ( !iop->handlers->open ) {
rc = ENOTSUP;
@@ -178,6 +178,10 @@ done:
rtems_libio_free( iop );
set_errno_and_return_minus_one( rc );
}
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return iop - rtems_libio_iops;
}

28
cpukit/libcsupport/src/readlink.c
View File

@@ -23,21 +23,35 @@ int readlink(
rtems_filesystem_location_info_t loc;
int result;
if (!buf)
set_errno_and_return_minus_one( EFAULT );
result = rtems_filesystem_evaluate_path( pathname, 0, &loc, FALSE );
if ( result != 0 )
return -1;
if (!buf)
set_errno_and_return_minus_one( EFAULT );
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_SYM_LINK )
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_SYM_LINK ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( EINVAL );
}
if ( !loc.ops->readlink )
if ( !loc.ops->readlink ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.ops->readlink)( &loc, buf, bufsize );
result = (*loc.ops->readlink)( &loc, buf, bufsize );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

22
cpukit/libcsupport/src/rmdir.c
View File

@@ -39,18 +39,32 @@ int rmdir(
* Verify you can remove this node as a directory.
*/
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY )
if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTDIR );
}
/*
* Use the filesystems rmnod to remove the node.
*/
if ( !loc.ops->rmnod )
if ( !loc.ops->rmnod ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.ops->rmnod)( &loc );
result = (*loc.ops->rmnod)( &loc );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

12
cpukit/libcsupport/src/stat.c
View File

@@ -58,8 +58,11 @@ int _STAT_NAME(
if ( status != 0 )
return -1;
if ( !loc.handlers->fstat )
if ( !loc.handlers->fstat ){
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
/*
* Zero out the stat structure so the various support
@@ -68,7 +71,12 @@ int _STAT_NAME(
memset( buf, 0, sizeof(struct stat) );
return (*loc.handlers->fstat)( &loc, buf );
status = (*loc.handlers->fstat)( &loc, buf );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return status;
}
#endif

7
cpukit/libcsupport/src/symlink.c
View File

@@ -29,6 +29,11 @@ int symlink(
if ( result != 0 )
return -1;
return (*loc.ops->symlink)( &loc, actualpath, name_start);
result = (*loc.ops->symlink)( &loc, actualpath, name_start);
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}

22
cpukit/libcsupport/src/unlink.c
View File

@@ -31,16 +31,30 @@ int unlink(
if ( result != 0 )
return -1;
if ( !loc.ops->node_type )
if ( !loc.ops->node_type ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
if ( (*loc.ops->node_type)( &loc ) == RTEMS_FILESYSTEM_DIRECTORY )
if ( (*loc.ops->node_type)( &loc ) == RTEMS_FILESYSTEM_DIRECTORY ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( EISDIR );
}
if ( !loc.ops->unlink )
if ( !loc.ops->unlink ) {
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
set_errno_and_return_minus_one( ENOTSUP );
}
return (*loc.ops->unlink)( &loc );
result = (*loc.ops->unlink)( &loc );
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return result;
}
/*

24
cpukit/libcsupport/src/unmount.c
View File

@@ -83,8 +83,11 @@ int unmount(
* we are attempting to unmount ?
*/
if ( rtems_filesystem_current.mt_entry == temp_loc.mt_entry )
if ( rtems_filesystem_current.mt_entry == temp_loc.mt_entry ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
set_errno_and_return_minus_one( EBUSY );
}
/*
* Run the file descriptor table to determine if there are any file
@@ -92,8 +95,11 @@ int unmount(
* file system that we are trying to unmount
*/
if ( rtems_libio_is_open_files_in_fs( temp_loc.mt_entry ) == 1 )
if ( rtems_libio_is_open_files_in_fs( temp_loc.mt_entry ) == 1 ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
set_errno_and_return_minus_one( EBUSY );
}
/*
* Allow the file system being mounted on to do its cleanup.
@@ -103,15 +109,21 @@ int unmount(
* XXX I will step off in space when evaluating past the end of the node.
*/
if ( ( temp_mt_entry.mt_point_node.ops->unmount )( temp_loc.mt_entry ) != 0 )
return -1;
if ((temp_mt_entry.mt_point_node.ops->unmount )( temp_loc.mt_entry ) != 0 ) {
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return -1;
}
/*
* Run the unmount function for the subordinate file system.
*/
if ( ( temp_mt_entry.mt_fs_root.ops->fsunmount_me )( temp_loc.mt_entry ) != 0 )
if ((temp_mt_entry.mt_fs_root.ops->fsunmount_me )( temp_loc.mt_entry ) != 0){
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return -1;
}
/*
* Allow the file system to clean up.
@@ -130,6 +142,8 @@ int unmount(
*/
free( temp_loc.mt_entry );
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return result;

14
cpukit/libcsupport/src/utime.c
View File

@@ -24,12 +24,18 @@ int utime(
)
{
rtems_filesystem_location_info_t temp_loc;
if ( rtems_filesystem_evaluate_path( path, 0x00, &temp_loc, TRUE ) )
return -1;
int result;
if ( !temp_loc.ops->utime )
set_errno_and_return_minus_one( ENOTSUP );
return (*temp_loc.ops->utime)( &temp_loc, times->actime, times->modtime );
if ( rtems_filesystem_evaluate_path( path, 0x00, &temp_loc, TRUE ) )
return -1;
result = (*temp_loc.ops->utime)( &temp_loc, times->actime, times->modtime );
if ( temp_loc.ops->freenod )
(*temp_loc.ops->freenod)( &temp_loc );
return result;
}

20
cpukit/libfs/src/imfs/ioman.c
View File

@@ -61,6 +61,9 @@ rtems_status_code rtems_io_register_name(
* rtems_io_lookup_name
*
* This version is not reentrant.
*
* XXX - This is dependent upon IMFS and should not be.
* Suggest adding a filesystem routine to fill in the device_info.
*/
rtems_status_code rtems_io_lookup_name(
@@ -70,15 +73,20 @@ rtems_status_code rtems_io_lookup_name(
{
#if !defined(RTEMS_UNIX)
IMFS_jnode_t *the_jnode;
rtems_filesystem_location_info_t temp_loc;
rtems_filesystem_location_info_t loc;
static rtems_driver_name_t device;
int result;
rtems_filesystem_node_types_t node_type;
result = rtems_filesystem_evaluate_path( name, 0x00, &temp_loc, TRUE );
the_jnode = temp_loc.node_access;
result = rtems_filesystem_evaluate_path( name, 0x00, &loc, TRUE );
the_jnode = loc.node_access;
if ( (result != 0) || the_jnode->type != IMFS_DEVICE ) {
node_type = (*loc.ops->node_type)( &loc );
if ( (result != 0) || node_type != RTEMS_FILESYSTEM_DEVICE ) {
*device_info = 0;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
return RTEMS_UNSATISFIED;
}
@@ -87,6 +95,10 @@ rtems_status_code rtems_io_lookup_name(
device.major = the_jnode->info.device.major;
device.minor = the_jnode->info.device.minor;
*device_info = &device;
if ( loc.ops->freenod )
(*loc.ops->freenod)( &loc );
#endif
return RTEMS_SUCCESSFUL;
}