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author | Gregory Nutt <gnutt@nuttx.org> | 2013-08-10 19:14:05 -0600 |
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committer | Gregory Nutt <gnutt@nuttx.org> | 2013-08-10 19:14:05 -0600 |
commit | 3c5fcd7ca22c13071fc85c89036adf43f92ebaf2 (patch) | |
tree | 622e43facf3bd417459d2681c47bab360d4a33e1 /nuttx/include | |
parent | 9a16be559048f93c3396183b1dc1261781d54b01 (diff) | |
download | px4-nuttx-3c5fcd7ca22c13071fc85c89036adf43f92ebaf2.tar.gz px4-nuttx-3c5fcd7ca22c13071fc85c89036adf43f92ebaf2.tar.bz2 px4-nuttx-3c5fcd7ca22c13071fc85c89036adf43f92ebaf2.zip |
Serial FIONREAD, FIONWRITE, and TERMIOS I/O processing from Mike Smith, Andrew Tridgell, and and Lorenz Meier
Diffstat (limited to 'nuttx/include')
-rw-r--r-- | nuttx/include/nuttx/fs/ioctl.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nuttx/include/nuttx/fs/ioctl.h b/nuttx/include/nuttx/fs/ioctl.h index 8e8647a69..852113a4c 100644 --- a/nuttx/include/nuttx/fs/ioctl.h +++ b/nuttx/include/nuttx/fs/ioctl.h @@ -114,6 +114,13 @@ * is open). */ +#define FIONREAD _FIOC(0x0005) /* IN: Location to return value (int *) + * OUT: Bytes readable from this fd + */ +#define FIONWRITE _FIOC(0x0006) /* IN: Location to return value (int *) + * OUT: Bytes writable to this fd + */ + /* NuttX file system ioctl definitions **************************************/ #define _DIOCVALID(c) (_IOC_TYPE(c)==_DIOCBASE) |