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-rw-r--r--cpukit/libfs/src/imfs/deviceio.c17
-rw-r--r--cpukit/libfs/src/imfs/imfs.h18
-rw-r--r--cpukit/libfs/src/imfs/imfs_directory.c38
-rw-r--r--cpukit/libfs/src/imfs/imfs_handlers_device.c2
-rw-r--r--cpukit/libfs/src/imfs/imfs_handlers_directory.c2
-rw-r--r--cpukit/libfs/src/imfs/imfs_handlers_memfile.c2
-rw-r--r--cpukit/libfs/src/imfs/memfile.c35
7 files changed, 5 insertions, 109 deletions
diff --git a/cpukit/libfs/src/imfs/deviceio.c b/cpukit/libfs/src/imfs/deviceio.c
index c4e7a921ff..f18c9e7cee 100644
--- a/cpukit/libfs/src/imfs/deviceio.c
+++ b/cpukit/libfs/src/imfs/deviceio.c
@@ -192,23 +192,6 @@ int device_ioctl(
}
/*
- * device_lseek
- *
- * This handler eats all lseek() operations and does not create
- * an error. It assumes all devices can handle the seek. The
- * writes fail.
- */
-
-off_t device_lseek(
- rtems_libio_t *iop,
- off_t offset,
- int whence
-)
-{
- return offset;
-}
-
-/*
* device_stat
*
* The IMFS_stat() is used.
diff --git a/cpukit/libfs/src/imfs/imfs.h b/cpukit/libfs/src/imfs/imfs.h
index dd7c158383..daad052f9d 100644
--- a/cpukit/libfs/src/imfs/imfs.h
+++ b/cpukit/libfs/src/imfs/imfs.h
@@ -418,12 +418,6 @@ extern ssize_t imfs_dir_read(
size_t count /* IN */
);
-extern off_t imfs_dir_lseek(
- rtems_libio_t *iop, /* IN */
- off_t offset, /* IN */
- int whence /* IN */
-);
-
extern int memfile_open(
rtems_libio_t *iop, /* IN */
const char *pathname, /* IN */
@@ -449,12 +443,6 @@ extern int memfile_ioctl(
void *buffer /* IN */
);
-extern off_t memfile_lseek(
- rtems_libio_t *iop, /* IN */
- off_t offset, /* IN */
- int whence /* IN */
-);
-
extern int device_open(
rtems_libio_t *iop, /* IN */
const char *pathname, /* IN */
@@ -484,12 +472,6 @@ extern int device_ioctl(
void *buffer /* IN */
);
-extern off_t device_lseek(
- rtems_libio_t *iop, /* IN */
- off_t offset, /* IN */
- int whence /* IN */
-);
-
extern int device_ftruncate(
rtems_libio_t *iop, /* IN */
off_t length /* IN */
diff --git a/cpukit/libfs/src/imfs/imfs_directory.c b/cpukit/libfs/src/imfs/imfs_directory.c
index c6be71ffcc..f77b68bc14 100644
--- a/cpukit/libfs/src/imfs/imfs_directory.c
+++ b/cpukit/libfs/src/imfs/imfs_directory.c
@@ -99,41 +99,3 @@ ssize_t imfs_dir_read(
return bytes_transferred;
}
-
-/*
- * imfs_dir_lseek
- *
- * This routine will behave in one of three ways based on the state of
- * argument whence. Based on the state of its value the offset argument will
- * be interpreted using one of the following methods:
- *
- * SEEK_SET - offset is the absolute byte offset from the start of the
- * logical start of the dirent sequence that represents the
- * directory
- * SEEK_CUR - offset is used as the relative byte offset from the current
- * directory position index held in the iop structure
- * SEEK_END - N/A --> This will cause an EINVAL to be returned.
- */
-
-off_t imfs_dir_lseek(
- rtems_libio_t *iop,
- off_t offset,
- int whence
-)
-{
- switch( whence ) {
- case SEEK_SET: /* absolute move from the start of the file */
- case SEEK_CUR: /* relative move */
- iop->offset = (iop->offset/sizeof(struct dirent)) *
- sizeof(struct dirent);
- break;
-
- case SEEK_END: /* Movement past the end of the directory via lseek */
- /* is not a permitted operation */
- default:
- rtems_set_errno_and_return_minus_one( EINVAL );
- break;
- }
-
- return 0;
-}
diff --git a/cpukit/libfs/src/imfs/imfs_handlers_device.c b/cpukit/libfs/src/imfs/imfs_handlers_device.c
index dfbd8949c5..fe3973df05 100644
--- a/cpukit/libfs/src/imfs/imfs_handlers_device.c
+++ b/cpukit/libfs/src/imfs/imfs_handlers_device.c
@@ -36,7 +36,7 @@ static const rtems_filesystem_file_handlers_r IMFS_device_handlers = {
device_read,
device_write,
device_ioctl,
- device_lseek,
+ rtems_filesystem_default_lseek_file,
IMFS_stat_device,
device_ftruncate,
rtems_filesystem_default_fsync_or_fdatasync,
diff --git a/cpukit/libfs/src/imfs/imfs_handlers_directory.c b/cpukit/libfs/src/imfs/imfs_handlers_directory.c
index 9c3f77416a..579fdec2ea 100644
--- a/cpukit/libfs/src/imfs/imfs_handlers_directory.c
+++ b/cpukit/libfs/src/imfs/imfs_handlers_directory.c
@@ -52,7 +52,7 @@ static const rtems_filesystem_file_handlers_r IMFS_directory_handlers = {
imfs_dir_read,
rtems_filesystem_default_write,
rtems_filesystem_default_ioctl,
- imfs_dir_lseek,
+ rtems_filesystem_default_lseek_directory,
IMFS_stat_directory,
rtems_filesystem_default_ftruncate_directory,
rtems_filesystem_default_fsync_or_fdatasync_success,
diff --git a/cpukit/libfs/src/imfs/imfs_handlers_memfile.c b/cpukit/libfs/src/imfs/imfs_handlers_memfile.c
index 57d488af6f..262b93aa2a 100644
--- a/cpukit/libfs/src/imfs/imfs_handlers_memfile.c
+++ b/cpukit/libfs/src/imfs/imfs_handlers_memfile.c
@@ -36,7 +36,7 @@ static const rtems_filesystem_file_handlers_r IMFS_memfile_handlers = {
memfile_read,
memfile_write,
memfile_ioctl,
- memfile_lseek,
+ rtems_filesystem_default_lseek_file,
IMFS_stat_file,
memfile_ftruncate,
rtems_filesystem_default_fsync_or_fdatasync_success,
diff --git a/cpukit/libfs/src/imfs/memfile.c b/cpukit/libfs/src/imfs/memfile.c
index d2cff01517..64679df037 100644
--- a/cpukit/libfs/src/imfs/memfile.c
+++ b/cpukit/libfs/src/imfs/memfile.c
@@ -109,7 +109,6 @@ int memfile_open(
if (iop->flags & LIBIO_FLAGS_APPEND)
iop->offset = the_jnode->info.file.size;
- iop->size = the_jnode->info.file.size;
return 0;
}
@@ -148,7 +147,6 @@ ssize_t memfile_write(
the_jnode = iop->pathinfo.node_access;
status = IMFS_memfile_write( the_jnode, iop->offset, buffer, count );
- iop->size = the_jnode->info.file.size;
return status;
}
@@ -170,34 +168,6 @@ int memfile_ioctl(
}
/*
- * memfile_lseek
- *
- * This routine processes the lseek() system call.
- */
-off_t memfile_lseek(
- rtems_libio_t *iop,
- off_t offset,
- int whence
-)
-{
- IMFS_jnode_t *the_jnode;
-
- the_jnode = iop->pathinfo.node_access;
-
- if (IMFS_type( the_jnode ) == IMFS_LINEAR_FILE) {
- if (iop->offset > the_jnode->info.linearfile.size)
- iop->offset = the_jnode->info.linearfile.size;
- }
- else { /* Must be a block file (IMFS_MEMORY_FILE). */
- if (IMFS_memfile_extend( the_jnode, iop->offset ))
- rtems_set_errno_and_return_minus_one( ENOSPC );
-
- iop->size = the_jnode->info.file.size;
- }
- return iop->offset;
-}
-
-/*
* memfile_stat
*
* This IMFS_stat() can be used.
@@ -232,7 +202,6 @@ int memfile_ftruncate(
* future use and just set the length.
*/
the_jnode->info.file.size = length;
- iop->size = the_jnode->info.file.size;
IMFS_update_atime( the_jnode );
@@ -265,7 +234,7 @@ MEMFILE_STATIC int IMFS_memfile_extend(
* Verify new file size is supported
*/
if ( new_length >= IMFS_MEMFILE_MAXIMUM_SIZE )
- rtems_set_errno_and_return_minus_one( EINVAL );
+ rtems_set_errno_and_return_minus_one( EFBIG );
/*
* Verify new file size is actually larger than current size
@@ -654,7 +623,7 @@ MEMFILE_STATIC ssize_t IMFS_memfile_write(
if ( last_byte > the_jnode->info.file.size ) {
status = IMFS_memfile_extend( the_jnode, last_byte );
if ( status )
- rtems_set_errno_and_return_minus_one( ENOSPC );
+ return status;
}
copied = 0;
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-04 03:02:34 +0000