/*
 * This file generated automatically from dri2.xml by c_client.py.
 * Edit at your peril.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <stddef.h>  /* for offsetof() */
#include "xcbext.h"
#include "dri2.h"

#define ALIGNOF(type) offsetof(struct { char dummy; type member; }, member)
#include "xproto.h"

xcb_extension_t xcb_dri2_id = { "DRI2", 0 };

void
xcb_dri2_dri2_buffer_next (xcb_dri2_dri2_buffer_iterator_t *i)
{
    --i->rem;
    ++i->data;
    i->index += sizeof(xcb_dri2_dri2_buffer_t);
}

xcb_generic_iterator_t
xcb_dri2_dri2_buffer_end (xcb_dri2_dri2_buffer_iterator_t i)
{
    xcb_generic_iterator_t ret;
    ret.data = i.data + i.rem;
    ret.index = i.index + ((char *) ret.data - (char *) i.data);
    ret.rem = 0;
    return ret;
}

void
xcb_dri2_attach_format_next (xcb_dri2_attach_format_iterator_t *i)
{
    --i->rem;
    ++i->data;
    i->index += sizeof(xcb_dri2_attach_format_t);
}

xcb_generic_iterator_t
xcb_dri2_attach_format_end (xcb_dri2_attach_format_iterator_t i)
{
    xcb_generic_iterator_t ret;
    ret.data = i.data + i.rem;
    ret.index = i.index + ((char *) ret.data - (char *) i.data);
    ret.rem = 0;
    return ret;
}

xcb_dri2_query_version_cookie_t
xcb_dri2_query_version (xcb_connection_t *c,
                        uint32_t          major_version,
                        uint32_t          minor_version)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_QUERY_VERSION,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_query_version_cookie_t xcb_ret;
    xcb_dri2_query_version_request_t xcb_out;

    xcb_out.major_version = major_version;
    xcb_out.minor_version = minor_version;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_query_version_cookie_t
xcb_dri2_query_version_unchecked (xcb_connection_t *c,
                                  uint32_t          major_version,
                                  uint32_t          minor_version)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_QUERY_VERSION,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_query_version_cookie_t xcb_ret;
    xcb_dri2_query_version_request_t xcb_out;

    xcb_out.major_version = major_version;
    xcb_out.minor_version = minor_version;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_query_version_reply_t *
xcb_dri2_query_version_reply (xcb_connection_t                 *c,
                              xcb_dri2_query_version_cookie_t   cookie  /**< */,
                              xcb_generic_error_t             **e)
{
    return (xcb_dri2_query_version_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

int
xcb_dri2_connect_sizeof (const void  *_buffer)
{
    char *xcb_tmp = (char *)_buffer;
    const xcb_dri2_connect_reply_t *_aux = (xcb_dri2_connect_reply_t *)_buffer;
    unsigned int xcb_buffer_len = 0;
    unsigned int xcb_block_len = 0;
    unsigned int xcb_pad = 0;
    unsigned int xcb_align_to = 0;


    xcb_block_len += sizeof(xcb_dri2_connect_reply_t);
    xcb_tmp += xcb_block_len;
    xcb_buffer_len += xcb_block_len;
    xcb_block_len = 0;
    /* driver_name */
    xcb_block_len += _aux->driver_name_length * sizeof(char);
    xcb_tmp += xcb_block_len;
    xcb_align_to = ALIGNOF(char);
    /* insert padding */
    xcb_pad = -xcb_block_len & (xcb_align_to - 1);
    xcb_buffer_len += xcb_block_len + xcb_pad;
    if (0 != xcb_pad) {
        xcb_tmp += xcb_pad;
        xcb_pad = 0;
    }
    xcb_block_len = 0;
    /* alignment_pad */
    xcb_block_len += (((_aux->driver_name_length + 3) & (~3)) - _aux->driver_name_length) * sizeof(char);
    xcb_tmp += xcb_block_len;
    xcb_align_to = ALIGNOF(char);
    /* insert padding */
    xcb_pad = -xcb_block_len & (xcb_align_to - 1);
    xcb_buffer_len += xcb_block_len + xcb_pad;
    if (0 != xcb_pad) {
        xcb_tmp += xcb_pad;
        xcb_pad = 0;
    }
    xcb_block_len = 0;
    /* device_name */
    xcb_block_len += _aux->device_name_length * sizeof(char);
    xcb_tmp += xcb_block_len;
    xcb_align_to = ALIGNOF(char);
    /* insert padding */
    xcb_pad = -xcb_block_len & (xcb_align_to - 1);
    xcb_buffer_len += xcb_block_len + xcb_pad;
    if (0 != xcb_pad) {
        xcb_tmp += xcb_pad;
        xcb_pad = 0;
    }
    xcb_block_len = 0;

    return xcb_buffer_len;
}

xcb_dri2_connect_cookie_t
xcb_dri2_connect (xcb_connection_t *c,
                  xcb_window_t      window,
                  uint32_t          driver_type)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_CONNECT,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_connect_cookie_t xcb_ret;
    xcb_dri2_connect_request_t xcb_out;

    xcb_out.window = window;
    xcb_out.driver_type = driver_type;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_connect_cookie_t
xcb_dri2_connect_unchecked (xcb_connection_t *c,
                            xcb_window_t      window,
                            uint32_t          driver_type)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_CONNECT,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_connect_cookie_t xcb_ret;
    xcb_dri2_connect_request_t xcb_out;

    xcb_out.window = window;
    xcb_out.driver_type = driver_type;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

char *
xcb_dri2_connect_driver_name (const xcb_dri2_connect_reply_t *R)
{
    return (char *) (R + 1);
}

int
xcb_dri2_connect_driver_name_length (const xcb_dri2_connect_reply_t *R)
{
    return R->driver_name_length;
}

xcb_generic_iterator_t
xcb_dri2_connect_driver_name_end (const xcb_dri2_connect_reply_t *R)
{
    xcb_generic_iterator_t i;
    i.data = ((char *) (R + 1)) + (R->driver_name_length);
    i.rem = 0;
    i.index = (char *) i.data - (char *) R;
    return i;
}

void *
xcb_dri2_connect_alignment_pad (const xcb_dri2_connect_reply_t *R)
{
    xcb_generic_iterator_t prev = xcb_dri2_connect_driver_name_end(R);
    return (void *) ((char *) prev.data + XCB_TYPE_PAD(char, prev.index) + 0);
}

int
xcb_dri2_connect_alignment_pad_length (const xcb_dri2_connect_reply_t *R)
{
    return (((R->driver_name_length + 3) & (~3)) - R->driver_name_length);
}

xcb_generic_iterator_t
xcb_dri2_connect_alignment_pad_end (const xcb_dri2_connect_reply_t *R)
{
    xcb_generic_iterator_t i;
    xcb_generic_iterator_t prev = xcb_dri2_connect_driver_name_end(R);
    i.data = ((char *) ((char*) prev.data + XCB_TYPE_PAD(char, prev.index))) + ((((R->driver_name_length + 3) & (~3)) - R->driver_name_length));
    i.rem = 0;
    i.index = (char *) i.data - (char *) R;
    return i;
}

char *
xcb_dri2_connect_device_name (const xcb_dri2_connect_reply_t *R)
{
    xcb_generic_iterator_t prev = xcb_dri2_connect_alignment_pad_end(R);
    return (char *) ((char *) prev.data + XCB_TYPE_PAD(char, prev.index) + 0);
}

int
xcb_dri2_connect_device_name_length (const xcb_dri2_connect_reply_t *R)
{
    return R->device_name_length;
}

xcb_generic_iterator_t
xcb_dri2_connect_device_name_end (const xcb_dri2_connect_reply_t *R)
{
    xcb_generic_iterator_t i;
    xcb_generic_iterator_t prev = xcb_dri2_connect_alignment_pad_end(R);
    i.data = ((char *) ((char*) prev.data + XCB_TYPE_PAD(char, prev.index))) + (R->device_name_length);
    i.rem = 0;
    i.index = (char *) i.data - (char *) R;
    return i;
}

xcb_dri2_connect_reply_t *
xcb_dri2_connect_reply (xcb_connection_t           *c,
                        xcb_dri2_connect_cookie_t   cookie  /**< */,
                        xcb_generic_error_t       **e)
{
    return (xcb_dri2_connect_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

xcb_dri2_authenticate_cookie_t
xcb_dri2_authenticate (xcb_connection_t *c,
                       xcb_window_t      window,
                       uint32_t          magic)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_AUTHENTICATE,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_authenticate_cookie_t xcb_ret;
    xcb_dri2_authenticate_request_t xcb_out;

    xcb_out.window = window;
    xcb_out.magic = magic;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_authenticate_cookie_t
xcb_dri2_authenticate_unchecked (xcb_connection_t *c,
                                 xcb_window_t      window,
                                 uint32_t          magic)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_AUTHENTICATE,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_authenticate_cookie_t xcb_ret;
    xcb_dri2_authenticate_request_t xcb_out;

    xcb_out.window = window;
    xcb_out.magic = magic;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_authenticate_reply_t *
xcb_dri2_authenticate_reply (xcb_connection_t                *c,
                             xcb_dri2_authenticate_cookie_t   cookie  /**< */,
                             xcb_generic_error_t            **e)
{
    return (xcb_dri2_authenticate_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

xcb_void_cookie_t
xcb_dri2_create_drawable_checked (xcb_connection_t *c,
                                  xcb_drawable_t    drawable)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_CREATE_DRAWABLE,
        .isvoid = 1
    };

    struct iovec xcb_parts[4];
    xcb_void_cookie_t xcb_ret;
    xcb_dri2_create_drawable_request_t xcb_out;

    xcb_out.drawable = drawable;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_void_cookie_t
xcb_dri2_create_drawable (xcb_connection_t *c,
                          xcb_drawable_t    drawable)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_CREATE_DRAWABLE,
        .isvoid = 1
    };

    struct iovec xcb_parts[4];
    xcb_void_cookie_t xcb_ret;
    xcb_dri2_create_drawable_request_t xcb_out;

    xcb_out.drawable = drawable;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_void_cookie_t
xcb_dri2_destroy_drawable_checked (xcb_connection_t *c,
                                   xcb_drawable_t    drawable)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_DESTROY_DRAWABLE,
        .isvoid = 1
    };

    struct iovec xcb_parts[4];
    xcb_void_cookie_t xcb_ret;
    xcb_dri2_destroy_drawable_request_t xcb_out;

    xcb_out.drawable = drawable;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_void_cookie_t
xcb_dri2_destroy_drawable (xcb_connection_t *c,
                           xcb_drawable_t    drawable)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_DESTROY_DRAWABLE,
        .isvoid = 1
    };

    struct iovec xcb_parts[4];
    xcb_void_cookie_t xcb_ret;
    xcb_dri2_destroy_drawable_request_t xcb_out;

    xcb_out.drawable = drawable;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

int
xcb_dri2_get_buffers_sizeof (const void  *_buffer,
                             uint32_t     attachments_len)
{
    char *xcb_tmp = (char *)_buffer;
    unsigned int xcb_buffer_len = 0;
    unsigned int xcb_block_len = 0;
    unsigned int xcb_pad = 0;
    unsigned int xcb_align_to = 0;


    xcb_block_len += sizeof(xcb_dri2_get_buffers_request_t);
    xcb_tmp += xcb_block_len;
    xcb_buffer_len += xcb_block_len;
    xcb_block_len = 0;
    /* attachments */
    xcb_block_len += attachments_len * sizeof(uint32_t);
    xcb_tmp += xcb_block_len;
    xcb_align_to = ALIGNOF(uint32_t);
    /* insert padding */
    xcb_pad = -xcb_block_len & (xcb_align_to - 1);
    xcb_buffer_len += xcb_block_len + xcb_pad;
    if (0 != xcb_pad) {
        xcb_tmp += xcb_pad;
        xcb_pad = 0;
    }
    xcb_block_len = 0;

    return xcb_buffer_len;
}

xcb_dri2_get_buffers_cookie_t
xcb_dri2_get_buffers (xcb_connection_t *c,
                      xcb_drawable_t    drawable,
                      uint32_t          count,
                      uint32_t          attachments_len,
                      const uint32_t   *attachments)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 4,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_GET_BUFFERS,
        .isvoid = 0
    };

    struct iovec xcb_parts[6];
    xcb_dri2_get_buffers_cookie_t xcb_ret;
    xcb_dri2_get_buffers_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.count = count;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;
    /* uint32_t attachments */
    xcb_parts[4].iov_base = (char *) attachments;
    xcb_parts[4].iov_len = attachments_len * sizeof(uint32_t);
    xcb_parts[5].iov_base = 0;
    xcb_parts[5].iov_len = -xcb_parts[4].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_get_buffers_cookie_t
xcb_dri2_get_buffers_unchecked (xcb_connection_t *c,
                                xcb_drawable_t    drawable,
                                uint32_t          count,
                                uint32_t          attachments_len,
                                const uint32_t   *attachments)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 4,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_GET_BUFFERS,
        .isvoid = 0
    };

    struct iovec xcb_parts[6];
    xcb_dri2_get_buffers_cookie_t xcb_ret;
    xcb_dri2_get_buffers_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.count = count;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;
    /* uint32_t attachments */
    xcb_parts[4].iov_base = (char *) attachments;
    xcb_parts[4].iov_len = attachments_len * sizeof(uint32_t);
    xcb_parts[5].iov_base = 0;
    xcb_parts[5].iov_len = -xcb_parts[4].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_dri2_buffer_t *
xcb_dri2_get_buffers_buffers (const xcb_dri2_get_buffers_reply_t *R)
{
    return (xcb_dri2_dri2_buffer_t *) (R + 1);
}

int
xcb_dri2_get_buffers_buffers_length (const xcb_dri2_get_buffers_reply_t *R)
{
    return R->count;
}

xcb_dri2_dri2_buffer_iterator_t
xcb_dri2_get_buffers_buffers_iterator (const xcb_dri2_get_buffers_reply_t *R)
{
    xcb_dri2_dri2_buffer_iterator_t i;
    i.data = (xcb_dri2_dri2_buffer_t *) (R + 1);
    i.rem = R->count;
    i.index = (char *) i.data - (char *) R;
    return i;
}

xcb_dri2_get_buffers_reply_t *
xcb_dri2_get_buffers_reply (xcb_connection_t               *c,
                            xcb_dri2_get_buffers_cookie_t   cookie  /**< */,
                            xcb_generic_error_t           **e)
{
    return (xcb_dri2_get_buffers_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

xcb_dri2_copy_region_cookie_t
xcb_dri2_copy_region (xcb_connection_t *c,
                      xcb_drawable_t    drawable,
                      uint32_t          region,
                      uint32_t          dest,
                      uint32_t          src)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_COPY_REGION,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_copy_region_cookie_t xcb_ret;
    xcb_dri2_copy_region_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.region = region;
    xcb_out.dest = dest;
    xcb_out.src = src;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_copy_region_cookie_t
xcb_dri2_copy_region_unchecked (xcb_connection_t *c,
                                xcb_drawable_t    drawable,
                                uint32_t          region,
                                uint32_t          dest,
                                uint32_t          src)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_COPY_REGION,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_copy_region_cookie_t xcb_ret;
    xcb_dri2_copy_region_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.region = region;
    xcb_out.dest = dest;
    xcb_out.src = src;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_copy_region_reply_t *
xcb_dri2_copy_region_reply (xcb_connection_t               *c,
                            xcb_dri2_copy_region_cookie_t   cookie  /**< */,
                            xcb_generic_error_t           **e)
{
    return (xcb_dri2_copy_region_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

int
xcb_dri2_get_buffers_with_format_sizeof (const void  *_buffer,
                                         uint32_t     attachments_len)
{
    char *xcb_tmp = (char *)_buffer;
    unsigned int xcb_buffer_len = 0;
    unsigned int xcb_block_len = 0;
    unsigned int xcb_pad = 0;
    unsigned int xcb_align_to = 0;


    xcb_block_len += sizeof(xcb_dri2_get_buffers_with_format_request_t);
    xcb_tmp += xcb_block_len;
    xcb_buffer_len += xcb_block_len;
    xcb_block_len = 0;
    /* attachments */
    xcb_block_len += attachments_len * sizeof(xcb_dri2_attach_format_t);
    xcb_tmp += xcb_block_len;
    xcb_align_to = ALIGNOF(xcb_dri2_attach_format_t);
    /* insert padding */
    xcb_pad = -xcb_block_len & (xcb_align_to - 1);
    xcb_buffer_len += xcb_block_len + xcb_pad;
    if (0 != xcb_pad) {
        xcb_tmp += xcb_pad;
        xcb_pad = 0;
    }
    xcb_block_len = 0;

    return xcb_buffer_len;
}

xcb_dri2_get_buffers_with_format_cookie_t
xcb_dri2_get_buffers_with_format (xcb_connection_t               *c,
                                  xcb_drawable_t                  drawable,
                                  uint32_t                        count,
                                  uint32_t                        attachments_len,
                                  const xcb_dri2_attach_format_t *attachments)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 4,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_GET_BUFFERS_WITH_FORMAT,
        .isvoid = 0
    };

    struct iovec xcb_parts[6];
    xcb_dri2_get_buffers_with_format_cookie_t xcb_ret;
    xcb_dri2_get_buffers_with_format_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.count = count;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;
    /* xcb_dri2_attach_format_t attachments */
    xcb_parts[4].iov_base = (char *) attachments;
    xcb_parts[4].iov_len = attachments_len * sizeof(xcb_dri2_attach_format_t);
    xcb_parts[5].iov_base = 0;
    xcb_parts[5].iov_len = -xcb_parts[4].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_get_buffers_with_format_cookie_t
xcb_dri2_get_buffers_with_format_unchecked (xcb_connection_t               *c,
                                            xcb_drawable_t                  drawable,
                                            uint32_t                        count,
                                            uint32_t                        attachments_len,
                                            const xcb_dri2_attach_format_t *attachments)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 4,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_GET_BUFFERS_WITH_FORMAT,
        .isvoid = 0
    };

    struct iovec xcb_parts[6];
    xcb_dri2_get_buffers_with_format_cookie_t xcb_ret;
    xcb_dri2_get_buffers_with_format_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.count = count;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;
    /* xcb_dri2_attach_format_t attachments */
    xcb_parts[4].iov_base = (char *) attachments;
    xcb_parts[4].iov_len = attachments_len * sizeof(xcb_dri2_attach_format_t);
    xcb_parts[5].iov_base = 0;
    xcb_parts[5].iov_len = -xcb_parts[4].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_dri2_buffer_t *
xcb_dri2_get_buffers_with_format_buffers (const xcb_dri2_get_buffers_with_format_reply_t *R)
{
    return (xcb_dri2_dri2_buffer_t *) (R + 1);
}

int
xcb_dri2_get_buffers_with_format_buffers_length (const xcb_dri2_get_buffers_with_format_reply_t *R)
{
    return R->count;
}

xcb_dri2_dri2_buffer_iterator_t
xcb_dri2_get_buffers_with_format_buffers_iterator (const xcb_dri2_get_buffers_with_format_reply_t *R)
{
    xcb_dri2_dri2_buffer_iterator_t i;
    i.data = (xcb_dri2_dri2_buffer_t *) (R + 1);
    i.rem = R->count;
    i.index = (char *) i.data - (char *) R;
    return i;
}

xcb_dri2_get_buffers_with_format_reply_t *
xcb_dri2_get_buffers_with_format_reply (xcb_connection_t                           *c,
                                        xcb_dri2_get_buffers_with_format_cookie_t   cookie  /**< */,
                                        xcb_generic_error_t                       **e)
{
    return (xcb_dri2_get_buffers_with_format_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

xcb_dri2_swap_buffers_cookie_t
xcb_dri2_swap_buffers (xcb_connection_t *c,
                       xcb_drawable_t    drawable,
                       uint32_t          target_msc_hi,
                       uint32_t          target_msc_lo,
                       uint32_t          divisor_hi,
                       uint32_t          divisor_lo,
                       uint32_t          remainder_hi,
                       uint32_t          remainder_lo)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_SWAP_BUFFERS,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_swap_buffers_cookie_t xcb_ret;
    xcb_dri2_swap_buffers_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.target_msc_hi = target_msc_hi;
    xcb_out.target_msc_lo = target_msc_lo;
    xcb_out.divisor_hi = divisor_hi;
    xcb_out.divisor_lo = divisor_lo;
    xcb_out.remainder_hi = remainder_hi;
    xcb_out.remainder_lo = remainder_lo;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_swap_buffers_cookie_t
xcb_dri2_swap_buffers_unchecked (xcb_connection_t *c,
                                 xcb_drawable_t    drawable,
                                 uint32_t          target_msc_hi,
                                 uint32_t          target_msc_lo,
                                 uint32_t          divisor_hi,
                                 uint32_t          divisor_lo,
                                 uint32_t          remainder_hi,
                                 uint32_t          remainder_lo)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_SWAP_BUFFERS,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_swap_buffers_cookie_t xcb_ret;
    xcb_dri2_swap_buffers_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.target_msc_hi = target_msc_hi;
    xcb_out.target_msc_lo = target_msc_lo;
    xcb_out.divisor_hi = divisor_hi;
    xcb_out.divisor_lo = divisor_lo;
    xcb_out.remainder_hi = remainder_hi;
    xcb_out.remainder_lo = remainder_lo;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_swap_buffers_reply_t *
xcb_dri2_swap_buffers_reply (xcb_connection_t                *c,
                             xcb_dri2_swap_buffers_cookie_t   cookie  /**< */,
                             xcb_generic_error_t            **e)
{
    return (xcb_dri2_swap_buffers_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

xcb_dri2_get_msc_cookie_t
xcb_dri2_get_msc (xcb_connection_t *c,
                  xcb_drawable_t    drawable)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_GET_MSC,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_get_msc_cookie_t xcb_ret;
    xcb_dri2_get_msc_request_t xcb_out;

    xcb_out.drawable = drawable;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_get_msc_cookie_t
xcb_dri2_get_msc_unchecked (xcb_connection_t *c,
                            xcb_drawable_t    drawable)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_GET_MSC,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_get_msc_cookie_t xcb_ret;
    xcb_dri2_get_msc_request_t xcb_out;

    xcb_out.drawable = drawable;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_get_msc_reply_t *
xcb_dri2_get_msc_reply (xcb_connection_t           *c,
                        xcb_dri2_get_msc_cookie_t   cookie  /**< */,
                        xcb_generic_error_t       **e)
{
    return (xcb_dri2_get_msc_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

xcb_dri2_wait_msc_cookie_t
xcb_dri2_wait_msc (xcb_connection_t *c,
                   xcb_drawable_t    drawable,
                   uint32_t          target_msc_hi,
                   uint32_t          target_msc_lo,
                   uint32_t          divisor_hi,
                   uint32_t          divisor_lo,
                   uint32_t          remainder_hi,
                   uint32_t          remainder_lo)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_WAIT_MSC,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_wait_msc_cookie_t xcb_ret;
    xcb_dri2_wait_msc_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.target_msc_hi = target_msc_hi;
    xcb_out.target_msc_lo = target_msc_lo;
    xcb_out.divisor_hi = divisor_hi;
    xcb_out.divisor_lo = divisor_lo;
    xcb_out.remainder_hi = remainder_hi;
    xcb_out.remainder_lo = remainder_lo;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_wait_msc_cookie_t
xcb_dri2_wait_msc_unchecked (xcb_connection_t *c,
                             xcb_drawable_t    drawable,
                             uint32_t          target_msc_hi,
                             uint32_t          target_msc_lo,
                             uint32_t          divisor_hi,
                             uint32_t          divisor_lo,
                             uint32_t          remainder_hi,
                             uint32_t          remainder_lo)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_WAIT_MSC,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_wait_msc_cookie_t xcb_ret;
    xcb_dri2_wait_msc_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.target_msc_hi = target_msc_hi;
    xcb_out.target_msc_lo = target_msc_lo;
    xcb_out.divisor_hi = divisor_hi;
    xcb_out.divisor_lo = divisor_lo;
    xcb_out.remainder_hi = remainder_hi;
    xcb_out.remainder_lo = remainder_lo;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_wait_msc_reply_t *
xcb_dri2_wait_msc_reply (xcb_connection_t            *c,
                         xcb_dri2_wait_msc_cookie_t   cookie  /**< */,
                         xcb_generic_error_t        **e)
{
    return (xcb_dri2_wait_msc_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

xcb_dri2_wait_sbc_cookie_t
xcb_dri2_wait_sbc (xcb_connection_t *c,
                   xcb_drawable_t    drawable,
                   uint32_t          target_sbc_hi,
                   uint32_t          target_sbc_lo)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_WAIT_SBC,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_wait_sbc_cookie_t xcb_ret;
    xcb_dri2_wait_sbc_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.target_sbc_hi = target_sbc_hi;
    xcb_out.target_sbc_lo = target_sbc_lo;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_wait_sbc_cookie_t
xcb_dri2_wait_sbc_unchecked (xcb_connection_t *c,
                             xcb_drawable_t    drawable,
                             uint32_t          target_sbc_hi,
                             uint32_t          target_sbc_lo)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_WAIT_SBC,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_wait_sbc_cookie_t xcb_ret;
    xcb_dri2_wait_sbc_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.target_sbc_hi = target_sbc_hi;
    xcb_out.target_sbc_lo = target_sbc_lo;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_wait_sbc_reply_t *
xcb_dri2_wait_sbc_reply (xcb_connection_t            *c,
                         xcb_dri2_wait_sbc_cookie_t   cookie  /**< */,
                         xcb_generic_error_t        **e)
{
    return (xcb_dri2_wait_sbc_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}

xcb_void_cookie_t
xcb_dri2_swap_interval_checked (xcb_connection_t *c,
                                xcb_drawable_t    drawable,
                                uint32_t          interval)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_SWAP_INTERVAL,
        .isvoid = 1
    };

    struct iovec xcb_parts[4];
    xcb_void_cookie_t xcb_ret;
    xcb_dri2_swap_interval_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.interval = interval;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_void_cookie_t
xcb_dri2_swap_interval (xcb_connection_t *c,
                        xcb_drawable_t    drawable,
                        uint32_t          interval)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_SWAP_INTERVAL,
        .isvoid = 1
    };

    struct iovec xcb_parts[4];
    xcb_void_cookie_t xcb_ret;
    xcb_dri2_swap_interval_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.interval = interval;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_get_param_cookie_t
xcb_dri2_get_param (xcb_connection_t *c,
                    xcb_drawable_t    drawable,
                    uint32_t          param)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_GET_PARAM,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_get_param_cookie_t xcb_ret;
    xcb_dri2_get_param_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.param = param;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_get_param_cookie_t
xcb_dri2_get_param_unchecked (xcb_connection_t *c,
                              xcb_drawable_t    drawable,
                              uint32_t          param)
{
    static const xcb_protocol_request_t xcb_req = {
        .count = 2,
        .ext = &xcb_dri2_id,
        .opcode = XCB_DRI2_GET_PARAM,
        .isvoid = 0
    };

    struct iovec xcb_parts[4];
    xcb_dri2_get_param_cookie_t xcb_ret;
    xcb_dri2_get_param_request_t xcb_out;

    xcb_out.drawable = drawable;
    xcb_out.param = param;

    xcb_parts[2].iov_base = (char *) &xcb_out;
    xcb_parts[2].iov_len = sizeof(xcb_out);
    xcb_parts[3].iov_base = 0;
    xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;

    xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
    return xcb_ret;
}

xcb_dri2_get_param_reply_t *
xcb_dri2_get_param_reply (xcb_connection_t             *c,
                          xcb_dri2_get_param_cookie_t   cookie  /**< */,
                          xcb_generic_error_t         **e)
{
    return (xcb_dri2_get_param_reply_t *) xcb_wait_for_reply(c, cookie.sequence, e);
}