nghttp2.h: mention where user_data is set in the send_callback docs

Just to make it easier to find the info.
This commit is contained in:
Daniel Stenberg 2013-09-07 12:09:50 +02:00 committed by Tatsuhiro Tsujikawa
parent 2bf08650de
commit f7dffc69b3
1 changed files with 3 additions and 1 deletions

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@ -787,7 +787,9 @@ typedef union {
* not used and always 0. It must return the number of bytes sent if
* it succeeds. If it cannot send any single byte without blocking,
* it must return :enum:`NGHTTP2_ERR_WOULDBLOCK`. For other errors, it
* must return :enum:`NGHTTP2_ERR_CALLBACK_FAILURE`.
* must return :enum:`NGHTTP2_ERR_CALLBACK_FAILURE`. The |user_data| pointer
* is the third argument passed in to the call to nghttp2_session_client_new
* or nghttp2_session_server_new
*/
typedef ssize_t (*nghttp2_send_callback)
(nghttp2_session *session,