lwIP - A Lightweight TCP/IP stack - Patches: patch #9581, Add "server...
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patch #9581: Add "server reachability" register to SNTP
Submitter: | Tom Ferrin <tferrin> | ||
Submitted: | Wed 07 Mar 2018 11:35:22 PM UTC | ||
Category: | apps | Priority: | 5 - Normal |
Status: | Done | Privacy: | Public |
Assigned to: | goldsimon | Open/Closed: | Closed |
Planned Release: | None |
Tue 03 Apr 2018 07:58:42 PM UTC, comment #5: |
Simon Goldschmidt <goldsimon> |
Sat 31 Mar 2018 06:56:04 PM UTC, comment #4: Ok. I believe I have addressed all the concerns:
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Tom Ferrin <tferrin> |
Tue 13 Mar 2018 08:58:38 PM UTC, comment #3: Ok. If sntp_stop is your concern, you should set the variable to zero in that function. |
Simon Goldschmidt <goldsimon> |
Tue 13 Mar 2018 08:56:43 PM UTC, comment #2: Thank you for responding, Simon.
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Tom Ferrin <tferrin> |
Tue 13 Mar 2018 08:05:19 PM UTC, comment #1: Thre things:
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Simon Goldschmidt <goldsimon> |
Wed 07 Mar 2018 11:35:22 PM UTC, original submission:
Currently there is no way for an application to determine if a time server is reliably reachable. Since NTP is a UDP-based protocol, network congestion or an overloaded server could easily mean that NTP packets are only occasionally being received, but the application has no way of knowing this.
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Tom Ferrin <tferrin> |
Depends on the following items: None found
Items that depend on this one: None found
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Follow 7 latest changes.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2018-04-03 | goldsimon | Status | None | Done | |
Assigned to | None | goldsimon | |||
Open/Closed | Open | Closed | |||
2018-03-31 | tferrin | Attached File | - | Added sntp.h.patch, #43746 | |
Attached File | - | Added sntp.c.patch, #43747 | |||
2018-03-07 | tferrin | Attached File | - | Added sntp.h, #43484 | |
Attached File | - | Added sntp.c, #43485 |
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Corresponding source code
Pushed slightly changed:
- moved the reachability into the server array
- added a define to guard against increased size to sntp_opts.h
Thanks for the patch.