1xcb_sync_query_counter(3)        XCB Requests        xcb_sync_query_counter(3)
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NAME

6       xcb_sync_query_counter -
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SYNOPSIS

9       #include <xcb/sync.h>
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11   Request function
12       xcb_sync_query_counter_cookie_t
13              xcb_sync_query_counter(xcb_connection_t *conn,
14              xcb_sync_counter_t counter);
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16   Reply datastructure
17       typedef struct xcb_sync_query_counter_reply_t {
18           uint8_t          response_type;
19           uint8_t          pad0;
20           uint16_t         sequence;
21           uint32_t         length;
22           xcb_sync_int64_t counter_value;
23       } xcb_sync_query_counter_reply_t;
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25   Reply function
26       xcb_sync_query_counter_reply_t
27              *xcb_sync_query_counter_reply(xcb_connection_t *conn,
28              xcb_sync_query_counter_cookie_t cookie,
29              xcb_generic_error_t **e);
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REQUEST ARGUMENTS

32       conn      The XCB connection to X11.
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34       counter   TODO: NOT YET DOCUMENTED.
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REPLY FIELDS

37       response_type
38                 The type of this reply, in this case XCB_SYNC_QUERY_COUNTER.
39                 This field is also present in the xcb_generic_reply_t and can
40                 be used to tell replies apart from each other.
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42       sequence  The sequence number of the last request processed by the X11
43                 server.
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45       length    The length of the reply, in words (a word is 4 bytes).
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47       counter_value
48                 TODO: NOT YET DOCUMENTED.
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DESCRIPTION

RETURN VALUE
52       Returns an xcb_sync_query_counter_cookie_t. Errors have to be handled
53       when calling the reply function xcb_sync_query_counter_reply.
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55       If you want to handle errors in the event loop instead, use
56       xcb_sync_query_counter_unchecked. See xcb-requests(3) for details.
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ERRORS
59       This request does never generate any errors.
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SEE ALSO
AUTHOR
63       Generated from sync.xml. Contact xcb@lists.freedesktop.org for correc‐
64       tions and improvements.
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68X Version 11                      libxcb 1.13        xcb_sync_query_counter(3)



        

    


            
        

        

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