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xcb_sync_query_counter(3)        XCB Requests        xcb_sync_query_counter(3)


NAME

       xcb_sync_query_counter -


SYNOPSIS

       #include <xcb/sync.h>

   Request function
       xcb_sync_query_counter_cookie_t
              xcb_sync_query_counter(xcb_connection_t *conn,
              xcb_sync_counter_t counter);

   Reply datastructure

       typedef struct xcb_sync_query_counter_reply_t {
           uint8_t          response_type;
           uint8_t          pad0;
           uint16_t         sequence;
           uint32_t         length;
           xcb_sync_int64_t counter_value;
       } xcb_sync_query_counter_reply_t;

   Reply function
       xcb_sync_query_counter_reply_t
              *xcb_sync_query_counter_reply(xcb_connection_t *conn,
              xcb_sync_query_counter_cookie_t cookie,
              xcb_generic_error_t **e);


REQUEST ARGUMENTS

       conn      The XCB connection to X11.

       counter   TODO: NOT YET DOCUMENTED.


REPLY FIELDS

       response_type
                 The type of this reply, in this case XCB_SYNC_QUERY_COUNTER.
                 This field is also present in the xcb_generic_reply_t and can
                 be used to tell replies apart from each other.

       sequence  The sequence number of the last request processed by the X11
                 server.

       length    The length of the reply, in words (a word is 4 bytes).

       counter_value
                 TODO: NOT YET DOCUMENTED.


DESCRIPTION


RETURN VALUE

       Returns an xcb_sync_query_counter_cookie_t. Errors have to be handled
       when calling the reply function xcb_sync_query_counter_reply.

       If you want to handle errors in the event loop instead, use
       xcb_sync_query_counter_unchecked. See xcb-requests(3) for details.


ERRORS

       This request does never generate any errors.


SEE ALSO


AUTHOR

       Generated from sync.xml. Contact xcb@lists.freedesktop.org for
       corrections and improvements.

X Version 11                      libxcb 1.15        xcb_sync_query_counter(3)

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