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Add support for socket send/receive timeouts.

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Only the receive timeout is hooked up yet. You can change the timeout by
calling setsockopt(..., SOL_SOCKET, SO_RCVTIMEO, ...).

Use this mechanism to make /bin/ping report timeouts.
This commit is contained in:
Andreas Kling 2019-03-13 13:13:23 +01:00
parent 7bcd386338
commit 562663df7c
12 changed files with 212 additions and 12 deletions
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5
Kernel/UnixTypes.h
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@ -325,6 +325,11 @@ struct pollfd {
#define SOCK_NONBLOCK 04000
#define SOCK_CLOEXEC 02000000
#define SOL_SOCKET 1
#define SO_RCVTIMEO 1
#define SO_SNDTIMEO 2
#define IPPROTO_ICMP 1
#define IPPROTO_TCP 6
#define IPPROTO_UDP 17