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.

AUTHOR

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