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proto: document the callback-data for pingpong/callback better

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This commit is contained in:
Peter Hutterer 2023-05-16 15:06:49 +10:00
parent cdab45a9f4
commit 32c03fab35
1 changed files with 4 additions and 3 deletions
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7
proto/protocol.xml
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@ -238,9 +238,7 @@
EIS implementation after the callback is fired and as such the client must not
attempt to use it after that point.
<!-- FIXME: this needs to be something useful, but we don't have anything
useful to send yet -->
The callback_data passed in the callback is always zero.
The callback_data in the ei_callback.done event is always zero.
Note that for a client to use this request it must announce
support for the "ei_callback" interface in ei_handshake.interface_version.
@ -366,6 +364,9 @@
ei client implementation after the callback is fired and as
such the client must not attempt to use it after that point.
The callback_data in the resulting ei_pingpong.done request is
ignored by the EIS implementation.
Note that for a EIS implementation to use this request the client must
announce support for this interface in ei_handshake.interface_version. It is
a protocol violation to send this event to a client without the