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xcb_glx_query_context

Section: XCB Requests (3)
Updated: libxcb 1.11
Index Return to Main Contents
 

NAME

xcb_glx_query_context -  

SYNOPSIS

#include <xcb/glx.h>  

Request function

xcb_glx_query_context_cookie_t xcb_glx_query_context(xcb_connection_t *conn, xcb_glx_context_t context);

 

Reply datastructure


typedef struct xcb_glx_query_context_reply_t {
    uint8_t  response_type;
    uint8_t  pad0;
    uint16_t sequence;
    uint32_t length;
    uint32_t num_attribs;
    uint8_t  pad1[20];
} xcb_glx_query_context_reply_t;
 

Reply function

xcb_glx_query_context_reply_t *xcb_glx_query_context_reply(xcb_connection_t *conn, xcb_glx_query_context_cookie_t cookie, xcb_generic_error_t **e);
 

Reply accessors

uint32_t *xcb_glx_query_context_attribs(const xcb_glx_query_context_request_t *reply);
int xcb_glx_query_context_attribs_length(const xcb_glx_query_context_reply_t *reply);
xcb_generic_iterator_t xcb_glx_query_context_attribs_end(const xcb_glx_query_context_reply_t *reply);
 

REQUEST ARGUMENTS

conn
The XCB connection to X11.
context
TODO: NOT YET DOCUMENTED.
 

REPLY FIELDS

response_type
The type of this reply, in this case XCB_GLX_QUERY_CONTEXT. 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).
num_attribs
TODO: NOT YET DOCUMENTED.
 

DESCRIPTION

 

RETURN VALUE

Returns an xcb_glx_query_context_cookie_t. Errors have to be handled when calling the reply function xcb_glx_query_context_reply.

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

ERRORS

This request does never generate any errors.  

SEE ALSO

 

AUTHOR

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

Index

NAME
SYNOPSIS
Request function
Reply datastructure
Reply function
Reply accessors
REQUEST ARGUMENTS
REPLY FIELDS
DESCRIPTION
RETURN VALUE
ERRORS
SEE ALSO
AUTHOR


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