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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-11-18 22:15:12 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-11-18 22:15:12 +0000 |
commit | 28123bd6d1cbaf324542cf96e7fb393f411d70e6 (patch) | |
tree | 0d735ecd5e0206d7ae0f5db8914a40e4f5c8a72b | |
parent | 8ce7b46ab61009d05f9d2624240fcc128ab6390e (diff) | |
download | px4-nuttx-28123bd6d1cbaf324542cf96e7fb393f411d70e6.tar.gz px4-nuttx-28123bd6d1cbaf324542cf96e7fb393f411d70e6.tar.bz2 px4-nuttx-28123bd6d1cbaf324542cf96e7fb393f411d70e6.zip |
Add UDP poll issue
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1279 42af7a65-404d-4744-a932-0658087f49c3
-rw-r--r-- | nuttx/TODO | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/nuttx/TODO b/nuttx/TODO index 2f85472e2..b6d2cd00b 100644 --- a/nuttx/TODO +++ b/nuttx/TODO @@ -7,7 +7,7 @@ NuttX TODO List (Last updated November 17, 2008) (1) Signals (sched/, arch/) (1) pthreads (sched/) (1) C++ Support - (12) Network (net/, netutils/) + (14) Network (net/, netutils/) (1) USB (drivers/usbdev) (4) Libraries (lib/) (6) File system/Generic drivers (fs/, drivers/) @@ -206,6 +206,20 @@ o Network (net/, netutils/) Status: Open Priority: Low + Description: TCP supports read-ahead buffering to handle the receipt of + TCP/IP packets when there is no read() in place. Should such + capability be useful for UDP? PRO: Would reduce packet loss + and enable support for poll()/select(). CON: UDP is inherently + lossy so why waste memory footprint? + Status: Open + Priority: Medium + + Description: poll()/select is not implement for UDP sockets because they do + do not support read-ahead buffering. Therefore, there is never + a case where you can read from a UDP socket without blocking. + Status: Open, depends on UDP read-ahead support + Priority: Medium + o USB (drivers/usbdev) ^^^^^^^^^^^^^^^^^^^^ |