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Add capability to traverse inodes in the NuttX psuedo-filesystem

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5004 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2012-08-03 19:11:11 +00:00
parent 446e9ba0d1
commit d4c88180c3
23 changed files with 463 additions and 100 deletions
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drivers/bch/Make.defs
+1 -1
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@@ -2,7 +2,7 @@
# drivers/bch/Make.defs
#
# Copyright (C) 2008, 2011 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
drivers/bch/bch_internal.h
+1 -1
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@@ -2,7 +2,7 @@
* drivers/bch/bch_internal.h
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
drivers/bch/bchdev_driver.c
+1 -1
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@@ -2,7 +2,7 @@
* drivers/bch/bchdev_driver.c
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
drivers/bch/bchdev_register.c
+6 -5
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@@ -1,8 +1,8 @@
/****************************************************************************
* drivers/bch/bchdev_register.c
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Copyright (C) 2008-2009, 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@@ -70,12 +70,13 @@
* Name: bchdev_register
*
* Description:
* Setup so that it exports the block driver referenced by
* 'blkdev' as a character device 'chardev'
* Setup so that it exports the block driver referenced by 'blkdev' as a
* character device 'chardev'
*
****************************************************************************/
int bchdev_register(const char *blkdev, const char *chardev, bool readonly)
int bchdev_register(FAR const char *blkdev, FAR const char *chardev,
bool readonly)
{
FAR void *handle;
int ret;
drivers/bch/bchdev_unregister.c
+6 -4
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@@ -1,8 +1,8 @@
/****************************************************************************
* drivers/bch/bchdev_unregister.c
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Copyright (C) 2008-2009, 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@@ -78,11 +78,12 @@
* Name: bchdev_unregister
*
* Description:
* Undo the setup performed by losetup
* Unregister character driver access to a block device that was created
* by a previous call to bchdev_register().
*
****************************************************************************/
int bchdev_unregister(const char *chardev)
int bchdev_unregister(FAR const char *chardev)
{
FAR struct bchlib_s *bch;
int fd;
@@ -144,6 +145,7 @@ int bchdev_unregister(const char *chardev)
{
goto errout_with_lock;
}
sched_unlock();
/* Release the internal structure */
drivers/bch/bchlib_cache.c
+1 -1
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@@ -2,7 +2,7 @@
* drivers/bch/bchlib_cache.c
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
drivers/bch/bchlib_read.c
+1 -1
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@@ -2,7 +2,7 @@
* drivers/bch/bchlib_read.c
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
drivers/bch/bchlib_sem.c
+1 -1
View File
@@ -2,7 +2,7 @@
* drivers/bch/bchlib_sem.c
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
drivers/bch/bchlib_setup.c
+1 -1
View File
@@ -2,7 +2,7 @@
* drivers/bch/bchlib_setup.c
*
* Copyright (C) 2008-2009, 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
drivers/bch/bchlib_teardown.c
+1 -1
View File
@@ -2,7 +2,7 @@
* drivers/bch/bchlib_teardown.c
*
* Copyright (C) 2008-2009, 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
drivers/bch/bchlib_write.c
+1 -1
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@@ -2,7 +2,7 @@
* drivers/bch/bchlib_write.c
*
* Copyright (C) 2008-2009, 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
drivers/dev_zero.c
+9 -1
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@@ -1,7 +1,7 @@
/****************************************************************************
* drivers/dev_null.c
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Copyright (C) 2008-2009, 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -121,6 +121,14 @@ static int devzero_poll(FAR struct file *filp, FAR struct pollfd *fds,
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: devzero_register
*
* Description:
* Register /dev/zero
*
****************************************************************************/
void devzero_register(void)
{
(void)register_driver("/dev/zero", &devzero_fops, 0666, NULL);