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Line 82:
Line 82: − ! Input/Output − + − + − | Can recv() data from socket without blocking. For listen sockets, this means you can accept() a connection without blocking. − + − + − | There is OOB data ready to recv(). Appears that recv()'ing without OOB flag still reads OOB data? − + − + − | Have never seen this flag. Could possibly be POLLHUP (need to test). + + + + + + + + − | Out − + − + − + − | Can send() data to socket without blocking. For a non-blocking connect(), this means the connection has completed (need to test). − + − | Out − + − + − + − + + + +
→Events: Fix values for flags and add new flags
! Value
! Value
! Name
! Name
! Description
! Description
|-
|-
| 0x01
| 0x01
| POLLIN
| POLLRDNORM
| Both
| Normal data can be read.
|-
|-
| 0x02
| 0x02
| POLLPRI
| POLLRDBAND
| Both
| Priority Band Data can be read.
|-
|-
| 0x04
| 0x04
| ???
| POLLPRI
| ???
| Urgent data can be read.
|-
|-
| 0x08
| 0x08
| POLLWRNORM
| Normal data can be written.
|-
| 0x10
| POLLWRBAND
| Priority data can be written.
|-
| 0x20
| POLLERR
| POLLERR
| Socket has an error condition.
| Socket has an error condition.
|-
|-
| 0x10
| 0x40
| POLLOUT
| POLLHUP
| Both
| Socket has been disconnected.
|-
|-
| 0x20
| 0x80
| POLLNVAL
| POLLNVAL
| Invalid socket handle. This is set if you use fd=-1, which is non-standard behavior.
| Invalid socket handle. This is set if you use fd=-1, which is non-standard behavior.
|-
|-
| ???
| POLLRDNORM <nowiki>|</nowiki> POLLRDBAND
| POLLHUP
| POLLIN
| Out
| Data can be read.
| Socket has been disconnected.
|-
| POLLWRNORM
| POLLOUT
| Data can be written.
|}
|}