xcb_dbe_query_version(3)         XCB Requests         xcb_dbe_query_version(3)

NAME
       xcb_dbe_query_version - Queries the version of this extension

SYNOPSIS
       #include <xcb/dbe.h>

   Request function
       xcb_dbe_query_version_cookie_t
              xcb_dbe_query_version(xcb_connection_t *conn,
              uint8_t major_version, uint8_t minor_version);

   Reply datastructure

       typedef struct xcb_dbe_query_version_reply_t {
           uint8_t  response_type;
           uint8_t  pad0;
           uint16_t sequence;
           uint32_t length;
           uint8_t  major_version;
           uint8_t  minor_version;
           uint8_t  pad1[22];
       } xcb_dbe_query_version_reply_t;

   Reply function
       xcb_dbe_query_version_reply_t
              *xcb_dbe_query_version_reply(xcb_connection_t *conn,
              xcb_dbe_query_version_cookie_t cookie, xcb_generic_error_t **e);

REQUEST ARGUMENTS
       conn      The XCB connection to X11.

       major_version
                 The major version of the extension. Check that it is
                 compatible with the XCB_DBE_MAJOR_VERSION that your code is
                 compiled with.

       minor_version
                 The minor version of the extension. Check that it is
                 compatible with the XCB_DBE_MINOR_VERSION that your code is
                 compiled with.

REPLY FIELDS
       response_type
                 The type of this reply, in this case XCB_DBE_QUERY_VERSION.
                 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).

       major_version
                 TODO: NOT YET DOCUMENTED.

       minor_version
                 TODO: NOT YET DOCUMENTED.

DESCRIPTION
       Queries the version of this extension. You must do this before using
       any functionality it provides.

RETURN VALUE
       Returns an xcb_dbe_query_version_cookie_t. Errors have to be handled
       when calling the reply function xcb_dbe_query_version_reply.

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

ERRORS
       This request does never generate any errors.

SEE ALSO
       xcb-requests(3)

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

X Version 11                     libxcb 1.17.0        xcb_dbe_query_version(3)