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Corrected spacing and added some new error checks that were needed

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to avoid dereferencing NULLs.
This commit is contained in:
Joel Sherrill
1999-02-05 00:28:43 +00:00
parent e824fa5073
commit 2f87c84349
10 changed files with 111 additions and 81 deletions
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26
c/src/exec/libcsupport/src/mount.c
View File

@@ -101,20 +101,25 @@ int mount(
/* XXX add code to check for required operations */
/*
* Are the file system options valid?
* Is there a file system operations table?
*/
options = get_file_system_options( fsoptions );
if ( options == RTEMS_FILESYSTEM_BAD_OPTIONS ){
if ( fs_ops == NULL ) {
errno = EINVAL;
return -1;
}
/*
* Is the file system type valid?
* Are the file system options valid?
*/
if ( fs_ops == NULL ){
if ( fsoptions == NULL ) {
errno = EINVAL;
return -1;
}
options = get_file_system_options( fsoptions );
if ( options == RTEMS_FILESYSTEM_BAD_OPTIONS ) {
errno = EINVAL;
return -1;
}
@@ -125,9 +130,14 @@ int mount(
temp_mt_entry = malloc( sizeof(rtems_filesystem_mount_table_entry_t) );
if ( !temp_mt_entry ) {
errno = ENOMEM;
return -1;
}
temp_mt_entry->mt_fs_root.mt_entry = temp_mt_entry;
temp_mt_entry->options = options;
if( device )
if ( device )
sprintf( temp_mt_entry->dev, "%s", device );
else
temp_mt_entry->dev = 0;
@@ -149,7 +159,7 @@ int mount(
* Test to see if it is a directory
*/
if ( temp_loc.ops->node_type( &temp_loc ) != RTEMS_FILESYSTEM_DIRECTORY ){
if ( temp_loc.ops->node_type( &temp_loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
errno = ENOTDIR;
goto cleanup_and_bail;
}
@@ -158,7 +168,7 @@ 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( &temp_loc ) == FOUND ) {
errno = EBUSY;
goto cleanup_and_bail;
}

4
c/src/exec/libcsupport/src/open.c
View File

@@ -103,8 +103,8 @@ int open(
* See if the file exists.
*/
status = rtems_filesystem_evaluate_path( pathname, eval_flags, &temp_loc, TRUE );
status = rtems_filesystem_evaluate_path(
pathname, eval_flags, &temp_loc, TRUE );
if ( status == -1 ) {
if ( errno != ENOENT ) {

18
c/src/exec/libfs/src/imfs/imfs_eval.c
View File

@@ -70,7 +70,7 @@ int IMFS_evaluate_permission(
IMFS_jnode_t *jnode;
int flags_to_test;
if (! rtems_libio_is_valid_perms( flags ) ) {
if ( !rtems_libio_is_valid_perms( flags ) ) {
assert( 0 );
set_errno_and_return_minus_one( EIO );
}
@@ -141,7 +141,7 @@ int IMFS_evaluate_hard_link(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( node, flags ) )
if ( !IMFS_evaluate_permission( node, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -203,7 +203,7 @@ int IMFS_evaluate_sym_link(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( node, flags ) )
if ( !IMFS_evaluate_permission( node, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -307,7 +307,7 @@ int IMFS_evaluate_for_make(
if ( type != IMFS_NO_MORE_PATH )
if ( node->type == IMFS_DIRECTORY )
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
set_errno_and_return_minus_one( EACCES );
node = pathloc->node_access;
@@ -422,7 +422,7 @@ int IMFS_evaluate_for_make(
*/
for( ; path[i] != '\0'; i++) {
if (! IMFS_is_separator( path[ i ] ) )
if ( !IMFS_is_separator( path[ i ] ) )
set_errno_and_return_minus_one( ENOENT );
}
@@ -443,7 +443,7 @@ int IMFS_evaluate_for_make(
* We must have Write and execute permission on the returned node.
*/
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_WX ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_WX ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -472,7 +472,7 @@ int IMFS_eval_path(
IMFS_jnode_t *node;
int result;
if (! rtems_libio_is_valid_perms( flags ) ) {
if ( !rtems_libio_is_valid_perms( flags ) ) {
assert( 0 );
set_errno_and_return_minus_one( EIO );
}
@@ -501,7 +501,7 @@ int IMFS_eval_path(
*/
if ( type != IMFS_NO_MORE_PATH )
if ( node->type == IMFS_DIRECTORY )
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
set_errno_and_return_minus_one( EACCES );
node = pathloc->node_access;
@@ -622,7 +622,7 @@ int IMFS_eval_path(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( pathloc, flags ) )
if ( !IMFS_evaluate_permission( pathloc, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;

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

@@ -70,7 +70,7 @@ int IMFS_evaluate_permission(
IMFS_jnode_t *jnode;
int flags_to_test;
if (! rtems_libio_is_valid_perms( flags ) ) {
if ( !rtems_libio_is_valid_perms( flags ) ) {
assert( 0 );
set_errno_and_return_minus_one( EIO );
}
@@ -141,7 +141,7 @@ int IMFS_evaluate_hard_link(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( node, flags ) )
if ( !IMFS_evaluate_permission( node, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -203,7 +203,7 @@ int IMFS_evaluate_sym_link(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( node, flags ) )
if ( !IMFS_evaluate_permission( node, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -307,7 +307,7 @@ int IMFS_evaluate_for_make(
if ( type != IMFS_NO_MORE_PATH )
if ( node->type == IMFS_DIRECTORY )
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
set_errno_and_return_minus_one( EACCES );
node = pathloc->node_access;
@@ -422,7 +422,7 @@ int IMFS_evaluate_for_make(
*/
for( ; path[i] != '\0'; i++) {
if (! IMFS_is_separator( path[ i ] ) )
if ( !IMFS_is_separator( path[ i ] ) )
set_errno_and_return_minus_one( ENOENT );
}
@@ -443,7 +443,7 @@ int IMFS_evaluate_for_make(
* We must have Write and execute permission on the returned node.
*/
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_WX ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_WX ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -472,7 +472,7 @@ int IMFS_eval_path(
IMFS_jnode_t *node;
int result;
if (! rtems_libio_is_valid_perms( flags ) ) {
if ( !rtems_libio_is_valid_perms( flags ) ) {
assert( 0 );
set_errno_and_return_minus_one( EIO );
}
@@ -501,7 +501,7 @@ int IMFS_eval_path(
*/
if ( type != IMFS_NO_MORE_PATH )
if ( node->type == IMFS_DIRECTORY )
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
set_errno_and_return_minus_one( EACCES );
node = pathloc->node_access;
@@ -622,7 +622,7 @@ int IMFS_eval_path(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( pathloc, flags ) )
if ( !IMFS_evaluate_permission( pathloc, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;

26
c/src/lib/libc/mount.c
View File

@@ -101,20 +101,25 @@ int mount(
/* XXX add code to check for required operations */
/*
* Are the file system options valid?
* Is there a file system operations table?
*/
options = get_file_system_options( fsoptions );
if ( options == RTEMS_FILESYSTEM_BAD_OPTIONS ){
if ( fs_ops == NULL ) {
errno = EINVAL;
return -1;
}
/*
* Is the file system type valid?
* Are the file system options valid?
*/
if ( fs_ops == NULL ){
if ( fsoptions == NULL ) {
errno = EINVAL;
return -1;
}
options = get_file_system_options( fsoptions );
if ( options == RTEMS_FILESYSTEM_BAD_OPTIONS ) {
errno = EINVAL;
return -1;
}
@@ -125,9 +130,14 @@ int mount(
temp_mt_entry = malloc( sizeof(rtems_filesystem_mount_table_entry_t) );
if ( !temp_mt_entry ) {
errno = ENOMEM;
return -1;
}
temp_mt_entry->mt_fs_root.mt_entry = temp_mt_entry;
temp_mt_entry->options = options;
if( device )
if ( device )
sprintf( temp_mt_entry->dev, "%s", device );
else
temp_mt_entry->dev = 0;
@@ -149,7 +159,7 @@ int mount(
* Test to see if it is a directory
*/
if ( temp_loc.ops->node_type( &temp_loc ) != RTEMS_FILESYSTEM_DIRECTORY ){
if ( temp_loc.ops->node_type( &temp_loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
errno = ENOTDIR;
goto cleanup_and_bail;
}
@@ -158,7 +168,7 @@ 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( &temp_loc ) == FOUND ) {
errno = EBUSY;
goto cleanup_and_bail;
}

4
c/src/lib/libc/open.c
View File

@@ -103,8 +103,8 @@ int open(
* See if the file exists.
*/
status = rtems_filesystem_evaluate_path( pathname, eval_flags, &temp_loc, TRUE );
status = rtems_filesystem_evaluate_path(
pathname, eval_flags, &temp_loc, TRUE );
if ( status == -1 ) {
if ( errno != ENOENT ) {

18
c/src/libfs/src/imfs/imfs_eval.c
View File

@@ -70,7 +70,7 @@ int IMFS_evaluate_permission(
IMFS_jnode_t *jnode;
int flags_to_test;
if (! rtems_libio_is_valid_perms( flags ) ) {
if ( !rtems_libio_is_valid_perms( flags ) ) {
assert( 0 );
set_errno_and_return_minus_one( EIO );
}
@@ -141,7 +141,7 @@ int IMFS_evaluate_hard_link(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( node, flags ) )
if ( !IMFS_evaluate_permission( node, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -203,7 +203,7 @@ int IMFS_evaluate_sym_link(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( node, flags ) )
if ( !IMFS_evaluate_permission( node, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -307,7 +307,7 @@ int IMFS_evaluate_for_make(
if ( type != IMFS_NO_MORE_PATH )
if ( node->type == IMFS_DIRECTORY )
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
set_errno_and_return_minus_one( EACCES );
node = pathloc->node_access;
@@ -422,7 +422,7 @@ int IMFS_evaluate_for_make(
*/
for( ; path[i] != '\0'; i++) {
if (! IMFS_is_separator( path[ i ] ) )
if ( !IMFS_is_separator( path[ i ] ) )
set_errno_and_return_minus_one( ENOENT );
}
@@ -443,7 +443,7 @@ int IMFS_evaluate_for_make(
* We must have Write and execute permission on the returned node.
*/
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_WX ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_WX ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -472,7 +472,7 @@ int IMFS_eval_path(
IMFS_jnode_t *node;
int result;
if (! rtems_libio_is_valid_perms( flags ) ) {
if ( !rtems_libio_is_valid_perms( flags ) ) {
assert( 0 );
set_errno_and_return_minus_one( EIO );
}
@@ -501,7 +501,7 @@ int IMFS_eval_path(
*/
if ( type != IMFS_NO_MORE_PATH )
if ( node->type == IMFS_DIRECTORY )
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
set_errno_and_return_minus_one( EACCES );
node = pathloc->node_access;
@@ -622,7 +622,7 @@ int IMFS_eval_path(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( pathloc, flags ) )
if ( !IMFS_evaluate_permission( pathloc, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;

26
cpukit/libcsupport/src/mount.c
View File

@@ -101,20 +101,25 @@ int mount(
/* XXX add code to check for required operations */
/*
* Are the file system options valid?
* Is there a file system operations table?
*/
options = get_file_system_options( fsoptions );
if ( options == RTEMS_FILESYSTEM_BAD_OPTIONS ){
if ( fs_ops == NULL ) {
errno = EINVAL;
return -1;
}
/*
* Is the file system type valid?
* Are the file system options valid?
*/
if ( fs_ops == NULL ){
if ( fsoptions == NULL ) {
errno = EINVAL;
return -1;
}
options = get_file_system_options( fsoptions );
if ( options == RTEMS_FILESYSTEM_BAD_OPTIONS ) {
errno = EINVAL;
return -1;
}
@@ -125,9 +130,14 @@ int mount(
temp_mt_entry = malloc( sizeof(rtems_filesystem_mount_table_entry_t) );
if ( !temp_mt_entry ) {
errno = ENOMEM;
return -1;
}
temp_mt_entry->mt_fs_root.mt_entry = temp_mt_entry;
temp_mt_entry->options = options;
if( device )
if ( device )
sprintf( temp_mt_entry->dev, "%s", device );
else
temp_mt_entry->dev = 0;
@@ -149,7 +159,7 @@ int mount(
* Test to see if it is a directory
*/
if ( temp_loc.ops->node_type( &temp_loc ) != RTEMS_FILESYSTEM_DIRECTORY ){
if ( temp_loc.ops->node_type( &temp_loc ) != RTEMS_FILESYSTEM_DIRECTORY ) {
errno = ENOTDIR;
goto cleanup_and_bail;
}
@@ -158,7 +168,7 @@ 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( &temp_loc ) == FOUND ) {
errno = EBUSY;
goto cleanup_and_bail;
}

4
cpukit/libcsupport/src/open.c
View File

@@ -103,8 +103,8 @@ int open(
* See if the file exists.
*/
status = rtems_filesystem_evaluate_path( pathname, eval_flags, &temp_loc, TRUE );
status = rtems_filesystem_evaluate_path(
pathname, eval_flags, &temp_loc, TRUE );
if ( status == -1 ) {
if ( errno != ENOENT ) {

18
cpukit/libfs/src/imfs/imfs_eval.c
View File

@@ -70,7 +70,7 @@ int IMFS_evaluate_permission(
IMFS_jnode_t *jnode;
int flags_to_test;
if (! rtems_libio_is_valid_perms( flags ) ) {
if ( !rtems_libio_is_valid_perms( flags ) ) {
assert( 0 );
set_errno_and_return_minus_one( EIO );
}
@@ -141,7 +141,7 @@ int IMFS_evaluate_hard_link(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( node, flags ) )
if ( !IMFS_evaluate_permission( node, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -203,7 +203,7 @@ int IMFS_evaluate_sym_link(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( node, flags ) )
if ( !IMFS_evaluate_permission( node, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -307,7 +307,7 @@ int IMFS_evaluate_for_make(
if ( type != IMFS_NO_MORE_PATH )
if ( node->type == IMFS_DIRECTORY )
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
set_errno_and_return_minus_one( EACCES );
node = pathloc->node_access;
@@ -422,7 +422,7 @@ int IMFS_evaluate_for_make(
*/
for( ; path[i] != '\0'; i++) {
if (! IMFS_is_separator( path[ i ] ) )
if ( !IMFS_is_separator( path[ i ] ) )
set_errno_and_return_minus_one( ENOENT );
}
@@ -443,7 +443,7 @@ int IMFS_evaluate_for_make(
* We must have Write and execute permission on the returned node.
*/
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_WX ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_WX ) )
set_errno_and_return_minus_one( EACCES );
return result;
@@ -472,7 +472,7 @@ int IMFS_eval_path(
IMFS_jnode_t *node;
int result;
if (! rtems_libio_is_valid_perms( flags ) ) {
if ( !rtems_libio_is_valid_perms( flags ) ) {
assert( 0 );
set_errno_and_return_minus_one( EIO );
}
@@ -501,7 +501,7 @@ int IMFS_eval_path(
*/
if ( type != IMFS_NO_MORE_PATH )
if ( node->type == IMFS_DIRECTORY )
if (! IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
if ( !IMFS_evaluate_permission( pathloc, RTEMS_LIBIO_PERMS_SEARCH ) )
set_errno_and_return_minus_one( EACCES );
node = pathloc->node_access;
@@ -622,7 +622,7 @@ int IMFS_eval_path(
* Verify we have the correct permissions for this node.
*/
if (! IMFS_evaluate_permission( pathloc, flags ) )
if ( !IMFS_evaluate_permission( pathloc, flags ) )
set_errno_and_return_minus_one( EACCES );
return result;