[deb_xorg-server.git] / hw / kdrive / ephyr / ephyrdri.c

/*
 * Xephyr - A kdrive X server thats runs in a host X window.
 *          Authored by Matthew Allum <mallum@openedhand.com>
 * 
 * Copyright © 2007 OpenedHand Ltd 
 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of OpenedHand Ltd not be used in
 * advertising or publicity pertaining to distribution of the software without
 * specific, written prior permission. OpenedHand Ltd makes no
 * representations about the suitability of this software for any purpose.  It
 * is provided "as is" without express or implied warranty.
 *
 * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 *
 * Authors:
 *    Dodji Seketeli <dodji@openedhand.com>
 */
#ifdef HAVE_CONFIG_H
#include <kdrive-config.h>
#endif

#include <X11/Xdefs.h>
#include <xcb/xf86dri.h>
#include "hostx.h"
#include "ephyrdri.h"
#define _HAVE_XALLOC_DECLS
#include "ephyrlog.h"
#include "dixstruct.h"
#include "pixmapstr.h"

#ifndef TRUE
#define TRUE 1
#endif /*TRUE*/
#ifndef FALSE
#define FALSE 0
#endif /*FALSE*/
    Bool
ephyrDRIQueryDirectRenderingCapable(int a_screen, Bool *a_is_capable)
{
    xcb_connection_t *conn = hostx_get_xcbconn();
    Bool is_ok = FALSE;
    xcb_xf86dri_query_direct_rendering_capable_cookie_t cookie;
    xcb_xf86dri_query_direct_rendering_capable_reply_t *reply;

    EPHYR_RETURN_VAL_IF_FAIL(a_is_capable, FALSE);
    EPHYR_LOG("enter\n");
    cookie = xcb_xf86dri_query_direct_rendering_capable(conn,
                                                        hostx_get_screen());
    reply = xcb_xf86dri_query_direct_rendering_capable_reply(conn, cookie, NULL);
    if (reply) {
        is_ok = TRUE;
        *a_is_capable = reply->is_capable;
        free(reply);
    }
    EPHYR_LOG("leave. is_capable:%d, is_ok=%d\n", *a_is_capable, is_ok);

    return is_ok;
}

Bool
ephyrDRIOpenConnection(int a_screen,
                       drm_handle_t * a_sarea, char **a_bus_id_string)
{
    xcb_connection_t *conn = hostx_get_xcbconn();
    Bool is_ok = FALSE;
    xcb_xf86dri_open_connection_cookie_t cookie;
    xcb_xf86dri_open_connection_reply_t *reply;

    EPHYR_RETURN_VAL_IF_FAIL(a_bus_id_string, FALSE);
    EPHYR_LOG("enter. screen:%d\n", a_screen);
    cookie = xcb_xf86dri_open_connection(conn, hostx_get_screen());
    reply = xcb_xf86dri_open_connection_reply(conn, cookie, NULL);
    if (!reply)
        goto out;
    *a_sarea = reply->sarea_handle_low;
    if (sizeof(drm_handle_t) == 8) {
        int shift = 32;
        *a_sarea |= ((drm_handle_t) reply->sarea_handle_high) << shift;
    }
    *a_bus_id_string = malloc(reply->bus_id_len + 1);
    if (!*a_bus_id_string)
        goto out;
    memcpy(*a_bus_id_string, xcb_xf86dri_open_connection_bus_id(reply), reply->bus_id_len);
    *a_bus_id_string[reply->bus_id_len] = '\0';
    is_ok = TRUE;
out:
    free(reply);
    EPHYR_LOG("leave. bus_id_string:%s, is_ok:%d\n", *a_bus_id_string, is_ok);
    return is_ok;
}

Bool
ephyrDRIAuthConnection(int a_screen, drm_magic_t a_magic)
{
    xcb_connection_t *conn = hostx_get_xcbconn();
    int screen = hostx_get_screen();
    xcb_xf86dri_auth_connection_cookie_t cookie;
    xcb_xf86dri_auth_connection_reply_t *reply;
    Bool is_ok = FALSE;

    EPHYR_LOG("enter\n");
    cookie = xcb_xf86dri_auth_connection(conn, screen, a_magic);
    reply = xcb_xf86dri_auth_connection_reply(conn, cookie, NULL);
    is_ok = reply->authenticated;
    free(reply);
    EPHYR_LOG("leave. is_ok:%d\n", is_ok);
    return is_ok;
}

Bool
ephyrDRICloseConnection(int a_screen)
{
    xcb_connection_t *conn = hostx_get_xcbconn();
    int screen = hostx_get_screen();

    EPHYR_LOG("enter\n");
    xcb_xf86dri_close_connection(conn, screen);
    EPHYR_LOG("leave\n");
    return TRUE;
}

Bool
ephyrDRIGetClientDriverName(int a_screen,
                            int *a_ddx_driver_major_version,
                            int *a_ddx_driver_minor_version,
                            int *a_ddx_driver_patch_version,
                            char **a_client_driver_name)
{
    xcb_connection_t *conn = hostx_get_xcbconn();
    int screen = hostx_get_screen();
    xcb_xf86dri_get_client_driver_name_cookie_t cookie;
    xcb_xf86dri_get_client_driver_name_reply_t *reply;
    Bool is_ok = FALSE;

    EPHYR_RETURN_VAL_IF_FAIL(a_ddx_driver_major_version
                             && a_ddx_driver_minor_version
                             && a_ddx_driver_patch_version
                             && a_client_driver_name, FALSE);
    EPHYR_LOG("enter\n");
    cookie = xcb_xf86dri_get_client_driver_name(conn, screen);
    reply = xcb_xf86dri_get_client_driver_name_reply(conn, cookie, NULL);
    if (!reply)
        goto out;
    *a_ddx_driver_major_version = reply->client_driver_major_version;
    *a_ddx_driver_minor_version = reply->client_driver_minor_version;
    *a_ddx_driver_patch_version = reply->client_driver_patch_version;
    *a_client_driver_name = malloc(reply->client_driver_name_len + 1);
    if (!*a_client_driver_name)
        goto out;
    memcpy(*a_client_driver_name,
           xcb_xf86dri_get_client_driver_name_client_driver_name(reply),
           reply->client_driver_name_len);
    (*a_client_driver_name)[reply->client_driver_name_len] = '\0';
    is_ok = TRUE;
    EPHYR_LOG("major:%d, minor:%d, patch:%d, name:%s\n",
              *a_ddx_driver_major_version,
              *a_ddx_driver_minor_version,
              *a_ddx_driver_patch_version, *a_client_driver_name);
 out:
    free(reply);
    EPHYR_LOG("leave:%d\n", is_ok);
    return is_ok;
}

Bool
ephyrDRICreateContext(int a_screen,
                      int a_visual_id,
                      CARD32 ctxt_id, drm_context_t * a_hw_ctxt)
{
    xcb_connection_t *conn = hostx_get_xcbconn();
    int screen = hostx_get_screen();
    Bool is_ok = FALSE;
    xcb_xf86dri_create_context_cookie_t cookie;
    xcb_xf86dri_create_context_reply_t *reply;

    ctxt_id = xcb_generate_id(conn);

    EPHYR_LOG("enter. screen:%d, visual:%d\n", a_screen, a_visual_id);
    cookie = xcb_xf86dri_create_context(conn, screen, a_visual_id, ctxt_id);
    reply = xcb_xf86dri_create_context_reply(conn, cookie, NULL);
    if (!reply)
        goto out;
    *a_hw_ctxt = reply->hw_context;
    is_ok = TRUE;
out:
    free(reply);
    EPHYR_LOG("leave:%d\n", is_ok);
    return is_ok;
}

Bool
ephyrDRIDestroyContext(int a_screen, int a_context_id)
{
    xcb_connection_t *conn = hostx_get_xcbconn ();
    int screen = hostx_get_screen();

    EPHYR_LOG("enter\n");
    xcb_xf86dri_destroy_context(conn, screen, a_context_id);
    EPHYR_LOG("leave\n");
    return TRUE;
}

Bool
ephyrDRICreateDrawable(int a_screen,
                       int a_drawable, drm_drawable_t * a_hw_drawable)
{
    Bool is_ok = FALSE;
    xcb_connection_t *conn = hostx_get_xcbconn();
    int screen = hostx_get_screen();
    xcb_xf86dri_create_drawable_cookie_t cookie;
    xcb_xf86dri_create_drawable_reply_t *reply;

    EPHYR_LOG("enter\n");
    cookie = xcb_xf86dri_create_drawable(conn, screen, a_drawable);
    reply = xcb_xf86dri_create_drawable_reply(conn, cookie, NULL);
    if (!reply)
        goto out;
    *a_hw_drawable = reply->hw_drawable_handle;
    is_ok = TRUE;
out:
    free(reply);
    EPHYR_LOG("leave. is_ok:%d\n", is_ok);
    return is_ok;
}

Bool
ephyrDRIDestroyDrawable(int a_screen, int a_drawable)
{
    EPHYR_LOG("enter\n");
    EPHYR_LOG_ERROR("not implemented yet\n");
    EPHYR_LOG("leave\n");
    return FALSE;
}

Bool
ephyrDRIGetDrawableInfo(int a_screen,
                        int a_drawable,
                        unsigned int *a_index,
                        unsigned int *a_stamp,
                        int *a_x,
                        int *a_y,
                        int *a_w,
                        int *a_h,
                        int *a_num_clip_rects,
                        drm_clip_rect_t ** a_clip_rects,
                        int *a_back_x,
                        int *a_back_y,
                        int *a_num_back_clip_rects,
                        drm_clip_rect_t ** a_back_clip_rects)
{
    Bool is_ok = FALSE;
    xcb_connection_t *conn = hostx_get_xcbconn();
    int screen = hostx_get_screen();
    xcb_xf86dri_get_drawable_info_cookie_t cookie;
    xcb_xf86dri_get_drawable_info_reply_t *reply = NULL;
    EphyrHostWindowAttributes attrs;

    EPHYR_RETURN_VAL_IF_FAIL(a_x && a_y && a_w && a_h
                             && a_num_clip_rects, FALSE);

    EPHYR_LOG("enter\n");
    memset(&attrs, 0, sizeof(attrs));
    if (!hostx_get_window_attributes(a_drawable, &attrs)) {
        EPHYR_LOG_ERROR("failed to query host window attributes\n");
        goto out;
    }
    cookie = xcb_xf86dri_get_drawable_info(conn, screen, a_drawable);
    reply =  xcb_xf86dri_get_drawable_info_reply(conn, cookie, NULL);
    if (!reply) {
        EPHYR_LOG_ERROR ("XF86DRIGetDrawableInfo ()\n");
        goto out;
    }
    *a_index = reply->drawable_table_index;
    *a_stamp = reply->drawable_table_stamp;
    *a_x = reply->drawable_origin_X;
    *a_y = reply->drawable_origin_Y;
    *a_w = reply->drawable_size_W;
    *a_h = reply->drawable_size_H;
    *a_num_clip_rects = reply->num_clip_rects;
    *a_clip_rects = calloc(*a_num_clip_rects, sizeof(drm_clip_rect_t));
    memcpy(*a_clip_rects, xcb_xf86dri_get_drawable_info_clip_rects(reply),
           *a_num_clip_rects * sizeof(drm_clip_rect_t));
    EPHYR_LOG("host x,y,w,h: (%d,%d,%d,%d)\n", *a_x, *a_y, *a_w, *a_h);
    if (*a_num_clip_rects) {
        free(*a_back_clip_rects);
        *a_back_clip_rects = calloc(*a_num_clip_rects, sizeof(drm_clip_rect_t));
        memmove(*a_back_clip_rects,
                *a_clip_rects, *a_num_clip_rects * sizeof(drm_clip_rect_t));
        *a_num_back_clip_rects = *a_num_clip_rects;
    }
    EPHYR_LOG("num back clip rects:%d, num clip rects:%d\n",
              *a_num_clip_rects, *a_num_back_clip_rects);
    *a_back_x = *a_x;
    *a_back_y = *a_y;
    *a_w = attrs.width;
    *a_h = attrs.height;

    is_ok = TRUE;
 out:
    EPHYR_LOG("leave. index:%d, stamp:%d, x,y:(%d,%d), w,y:(%d,%d)\n",
              *a_index, *a_stamp, *a_x, *a_y, *a_w, *a_h);
    free(reply);
    return is_ok;
}

Bool
ephyrDRIGetDeviceInfo(int a_screen,
                      drm_handle_t * a_frame_buffer,
                      int *a_fb_origin,
                      int *a_fb_size,
                      int *a_fb_stride,
                      int *a_dev_private_size, void **a_dev_private)
{
    Bool is_ok = FALSE;
    xcb_connection_t *conn = hostx_get_xcbconn ();
    int screen = hostx_get_screen();
    xcb_xf86dri_get_device_info_cookie_t cookie;
    xcb_xf86dri_get_device_info_reply_t *reply;

    EPHYR_RETURN_VAL_IF_FAIL(conn, FALSE);
    EPHYR_LOG("enter\n");
    cookie = xcb_xf86dri_get_device_info(conn, screen);
    reply = xcb_xf86dri_get_device_info_reply(conn, cookie, NULL);
    if (!reply)
        goto out;
    *a_frame_buffer = reply->framebuffer_handle_low;
    if (sizeof(drm_handle_t) == 8) {
        int shift = 32;
        *a_frame_buffer |= ((drm_handle_t)reply->framebuffer_handle_high) << shift;
    }
    *a_fb_origin = reply->framebuffer_origin_offset;
    *a_fb_size = reply->framebuffer_size;
    *a_fb_stride = reply->framebuffer_stride;
    *a_dev_private_size = reply->device_private_size;
    *a_dev_private = calloc(reply->device_private_size, 1);
    if (!*a_dev_private)
        goto out;
    memcpy(*a_dev_private,
           xcb_xf86dri_get_device_info_device_private(reply),
           reply->device_private_size);
    is_ok = TRUE;
out:
    free(reply);
    EPHYR_LOG("leave:%d\n", is_ok);
    return is_ok;
}
Commit	Line	Data
a09e091a JB	1	/*
	2	* Xephyr - A kdrive X server thats runs in a host X window.
	3	* Authored by Matthew Allum <mallum@openedhand.com>
	4	*
	5	* Copyright © 2007 OpenedHand Ltd
	6	*
	7	* Permission to use, copy, modify, distribute, and sell this software and its
	8	* documentation for any purpose is hereby granted without fee, provided that
	9	* the above copyright notice appear in all copies and that both that
	10	* copyright notice and this permission notice appear in supporting
	11	* documentation, and that the name of OpenedHand Ltd not be used in
	12	* advertising or publicity pertaining to distribution of the software without
	13	* specific, written prior permission. OpenedHand Ltd makes no
	14	* representations about the suitability of this software for any purpose. It
	15	* is provided "as is" without express or implied warranty.
	16	*
	17	* OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
	18	* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
	19	* EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
	20	* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
	21	* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
	22	* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
	23	* PERFORMANCE OF THIS SOFTWARE.
	24	*
	25	* Authors:
	26	* Dodji Seketeli <dodji@openedhand.com>
	27	*/
	28	#ifdef HAVE_CONFIG_H
	29	#include <kdrive-config.h>
	30	#endif
	31
	32	#include <X11/Xdefs.h>
	33	#include <xcb/xf86dri.h>
	34	#include "hostx.h"
	35	#include "ephyrdri.h"
	36	#define _HAVE_XALLOC_DECLS
	37	#include "ephyrlog.h"
	38	#include "dixstruct.h"
	39	#include "pixmapstr.h"
	40
	41	#ifndef TRUE
	42	#define TRUE 1
	43	#endif /TRUE/
	44	#ifndef FALSE
	45	#define FALSE 0
	46	#endif /FALSE/
	47	Bool
	48	ephyrDRIQueryDirectRenderingCapable(int a_screen, Bool *a_is_capable)
	49	{
	50	xcb_connection_t *conn = hostx_get_xcbconn();
	51	Bool is_ok = FALSE;
	52	xcb_xf86dri_query_direct_rendering_capable_cookie_t cookie;
	53	xcb_xf86dri_query_direct_rendering_capable_reply_t *reply;
	54
	55	EPHYR_RETURN_VAL_IF_FAIL(a_is_capable, FALSE);
	56	EPHYR_LOG("enter\n");
	57	cookie = xcb_xf86dri_query_direct_rendering_capable(conn,
	58	hostx_get_screen());
	59	reply = xcb_xf86dri_query_direct_rendering_capable_reply(conn, cookie, NULL);
	60	if (reply) {
	61	is_ok = TRUE;
	62	*a_is_capable = reply->is_capable;
	63	free(reply);
	64	}
65	EPHYR_LOG("leave. is_capable:%d, is_ok=%d\n", *a_is_capable, is_ok);
66
67	return is_ok;
68	}
69
70	Bool
71	ephyrDRIOpenConnection(int a_screen,
72	drm_handle_t * a_sarea, char **a_bus_id_string)
73	{
74	xcb_connection_t *conn = hostx_get_xcbconn();
75	Bool is_ok = FALSE;
76	xcb_xf86dri_open_connection_cookie_t cookie;
77	xcb_xf86dri_open_connection_reply_t *reply;
78
79	EPHYR_RETURN_VAL_IF_FAIL(a_bus_id_string, FALSE);
80	EPHYR_LOG("enter. screen:%d\n", a_screen);
81	cookie = xcb_xf86dri_open_connection(conn, hostx_get_screen());
82	reply = xcb_xf86dri_open_connection_reply(conn, cookie, NULL);
83	if (!reply)
84	goto out;
85	*a_sarea = reply->sarea_handle_low;
86	if (sizeof(drm_handle_t) == 8) {
87	int shift = 32;
88	*a_sarea \|= ((drm_handle_t) reply->sarea_handle_high) << shift;
89	}
90	*a_bus_id_string = malloc(reply->bus_id_len + 1);
91	if (!*a_bus_id_string)
92	goto out;
93	memcpy(*a_bus_id_string, xcb_xf86dri_open_connection_bus_id(reply), reply->bus_id_len);
94	*a_bus_id_string[reply->bus_id_len] = '\0';
95	is_ok = TRUE;
96	out:
97	free(reply);
98	EPHYR_LOG("leave. bus_id_string:%s, is_ok:%d\n", *a_bus_id_string, is_ok);
99	return is_ok;
100	}
101
102	Bool
103	ephyrDRIAuthConnection(int a_screen, drm_magic_t a_magic)
104	{
105	xcb_connection_t *conn = hostx_get_xcbconn();
106	int screen = hostx_get_screen();
107	xcb_xf86dri_auth_connection_cookie_t cookie;
108	xcb_xf86dri_auth_connection_reply_t *reply;
109	Bool is_ok = FALSE;
110
111	EPHYR_LOG("enter\n");
112	cookie = xcb_xf86dri_auth_connection(conn, screen, a_magic);
113	reply = xcb_xf86dri_auth_connection_reply(conn, cookie, NULL);
114	is_ok = reply->authenticated;
115	free(reply);
116	EPHYR_LOG("leave. is_ok:%d\n", is_ok);
117	return is_ok;
118	}
119
120	Bool
121	ephyrDRICloseConnection(int a_screen)
122	{
123	xcb_connection_t *conn = hostx_get_xcbconn();
124	int screen = hostx_get_screen();
125
126	EPHYR_LOG("enter\n");
127	xcb_xf86dri_close_connection(conn, screen);
128	EPHYR_LOG("leave\n");
129	return TRUE;
130	}
131
132	Bool
133	ephyrDRIGetClientDriverName(int a_screen,
134	int *a_ddx_driver_major_version,
135	int *a_ddx_driver_minor_version,
136	int *a_ddx_driver_patch_version,
137	char **a_client_driver_name)
138	{
139	xcb_connection_t *conn = hostx_get_xcbconn();
140	int screen = hostx_get_screen();
141	xcb_xf86dri_get_client_driver_name_cookie_t cookie;
142	xcb_xf86dri_get_client_driver_name_reply_t *reply;
143	Bool is_ok = FALSE;
144
145	EPHYR_RETURN_VAL_IF_FAIL(a_ddx_driver_major_version
146	&& a_ddx_driver_minor_version
147	&& a_ddx_driver_patch_version
148	&& a_client_driver_name, FALSE);
149	EPHYR_LOG("enter\n");
150	cookie = xcb_xf86dri_get_client_driver_name(conn, screen);
151	reply = xcb_xf86dri_get_client_driver_name_reply(conn, cookie, NULL);
152	if (!reply)
153	goto out;
154	*a_ddx_driver_major_version = reply->client_driver_major_version;
155	*a_ddx_driver_minor_version = reply->client_driver_minor_version;
156	*a_ddx_driver_patch_version = reply->client_driver_patch_version;
157	*a_client_driver_name = malloc(reply->client_driver_name_len + 1);
158	if (!*a_client_driver_name)
159	goto out;
160	memcpy(*a_client_driver_name,
161	xcb_xf86dri_get_client_driver_name_client_driver_name(reply),
162	reply->client_driver_name_len);
163	(*a_client_driver_name)[reply->client_driver_name_len] = '\0';
164	is_ok = TRUE;
165	EPHYR_LOG("major:%d, minor:%d, patch:%d, name:%s\n",
166	*a_ddx_driver_major_version,
167	*a_ddx_driver_minor_version,
168	a_ddx_driver_patch_version, a_client_driver_name);
169	out:
170	free(reply);
171	EPHYR_LOG("leave:%d\n", is_ok);
172	return is_ok;
173	}
174
175	Bool
176	ephyrDRICreateContext(int a_screen,
177	int a_visual_id,
178	CARD32 ctxt_id, drm_context_t * a_hw_ctxt)
179	{
180	xcb_connection_t *conn = hostx_get_xcbconn();
181	int screen = hostx_get_screen();
182	Bool is_ok = FALSE;
183	xcb_xf86dri_create_context_cookie_t cookie;
184	xcb_xf86dri_create_context_reply_t *reply;
185
186	ctxt_id = xcb_generate_id(conn);
187
188	EPHYR_LOG("enter. screen:%d, visual:%d\n", a_screen, a_visual_id);
189	cookie = xcb_xf86dri_create_context(conn, screen, a_visual_id, ctxt_id);
190	reply = xcb_xf86dri_create_context_reply(conn, cookie, NULL);
191	if (!reply)
192	goto out;
193	*a_hw_ctxt = reply->hw_context;
194	is_ok = TRUE;
195	out:
196	free(reply);
197	EPHYR_LOG("leave:%d\n", is_ok);
198	return is_ok;
199	}
200
201	Bool
202	ephyrDRIDestroyContext(int a_screen, int a_context_id)
203	{
204	xcb_connection_t *conn = hostx_get_xcbconn ();
205	int screen = hostx_get_screen();
206
207	EPHYR_LOG("enter\n");
208	xcb_xf86dri_destroy_context(conn, screen, a_context_id);
209	EPHYR_LOG("leave\n");
210	return TRUE;
211	}
212
213	Bool
214	ephyrDRICreateDrawable(int a_screen,
215	int a_drawable, drm_drawable_t * a_hw_drawable)
216	{
217	Bool is_ok = FALSE;
218	xcb_connection_t *conn = hostx_get_xcbconn();
219	int screen = hostx_get_screen();
220	xcb_xf86dri_create_drawable_cookie_t cookie;
221	xcb_xf86dri_create_drawable_reply_t *reply;
222
223	EPHYR_LOG("enter\n");
224	cookie = xcb_xf86dri_create_drawable(conn, screen, a_drawable);
225	reply = xcb_xf86dri_create_drawable_reply(conn, cookie, NULL);
226	if (!reply)
227	goto out;
228	*a_hw_drawable = reply->hw_drawable_handle;
229	is_ok = TRUE;
230	out:
231	free(reply);
232	EPHYR_LOG("leave. is_ok:%d\n", is_ok);
233	return is_ok;
234	}
235
236	Bool
237	ephyrDRIDestroyDrawable(int a_screen, int a_drawable)
238	{
239	EPHYR_LOG("enter\n");
240	EPHYR_LOG_ERROR("not implemented yet\n");
241	EPHYR_LOG("leave\n");
242	return FALSE;
243	}
244
245	Bool
246	ephyrDRIGetDrawableInfo(int a_screen,
247	int a_drawable,
248	unsigned int *a_index,
249	unsigned int *a_stamp,
250	int *a_x,
251	int *a_y,
252	int *a_w,
253	int *a_h,
254	int *a_num_clip_rects,
255	drm_clip_rect_t ** a_clip_rects,
256	int *a_back_x,
257	int *a_back_y,
258	int *a_num_back_clip_rects,
259	drm_clip_rect_t ** a_back_clip_rects)
260	{
261	Bool is_ok = FALSE;
262	xcb_connection_t *conn = hostx_get_xcbconn();
263	int screen = hostx_get_screen();
264	xcb_xf86dri_get_drawable_info_cookie_t cookie;
265	xcb_xf86dri_get_drawable_info_reply_t *reply = NULL;
266	EphyrHostWindowAttributes attrs;
267
268	EPHYR_RETURN_VAL_IF_FAIL(a_x && a_y && a_w && a_h
269	&& a_num_clip_rects, FALSE);
270
271	EPHYR_LOG("enter\n");
272	memset(&attrs, 0, sizeof(attrs));
273	if (!hostx_get_window_attributes(a_drawable, &attrs)) {
274	EPHYR_LOG_ERROR("failed to query host window attributes\n");
275	goto out;
276	}
277	cookie = xcb_xf86dri_get_drawable_info(conn, screen, a_drawable);
278	reply = xcb_xf86dri_get_drawable_info_reply(conn, cookie, NULL);
279	if (!reply) {
280	EPHYR_LOG_ERROR ("XF86DRIGetDrawableInfo ()\n");
281	goto out;
282	}
283	*a_index = reply->drawable_table_index;
284	*a_stamp = reply->drawable_table_stamp;
285	*a_x = reply->drawable_origin_X;
286	*a_y = reply->drawable_origin_Y;
287	*a_w = reply->drawable_size_W;
288	*a_h = reply->drawable_size_H;
289	*a_num_clip_rects = reply->num_clip_rects;
290	a_clip_rects = calloc(a_num_clip_rects, sizeof(drm_clip_rect_t));
291	memcpy(*a_clip_rects, xcb_xf86dri_get_drawable_info_clip_rects(reply),
292	a_num_clip_rects sizeof(drm_clip_rect_t));
293	EPHYR_LOG("host x,y,w,h: (%d,%d,%d,%d)\n", a_x, a_y, a_w, a_h);
294	if (*a_num_clip_rects) {
295	free(*a_back_clip_rects);
296	a_back_clip_rects = calloc(a_num_clip_rects, sizeof(drm_clip_rect_t));
297	memmove(*a_back_clip_rects,
298	a_clip_rects, a_num_clip_rects * sizeof(drm_clip_rect_t));
299	a_num_back_clip_rects = a_num_clip_rects;
300	}
301	EPHYR_LOG("num back clip rects:%d, num clip rects:%d\n",
302	a_num_clip_rects, a_num_back_clip_rects);
303	a_back_x = a_x;
304	a_back_y = a_y;
305	*a_w = attrs.width;
306	*a_h = attrs.height;
307
308	is_ok = TRUE;
309	out:
310	EPHYR_LOG("leave. index:%d, stamp:%d, x,y:(%d,%d), w,y:(%d,%d)\n",
311	a_index, a_stamp, a_x, a_y, a_w, a_h);
312	free(reply);
313	return is_ok;
314	}
315
316	Bool
317	ephyrDRIGetDeviceInfo(int a_screen,
318	drm_handle_t * a_frame_buffer,
319	int *a_fb_origin,
320	int *a_fb_size,
321	int *a_fb_stride,
322	int a_dev_private_size, void *a_dev_private)
323	{
324	Bool is_ok = FALSE;
325	xcb_connection_t *conn = hostx_get_xcbconn ();
326	int screen = hostx_get_screen();
327	xcb_xf86dri_get_device_info_cookie_t cookie;
328	xcb_xf86dri_get_device_info_reply_t *reply;
329
330	EPHYR_RETURN_VAL_IF_FAIL(conn, FALSE);
331	EPHYR_LOG("enter\n");
332	cookie = xcb_xf86dri_get_device_info(conn, screen);
333	reply = xcb_xf86dri_get_device_info_reply(conn, cookie, NULL);
334	if (!reply)
335	goto out;
336	*a_frame_buffer = reply->framebuffer_handle_low;
337	if (sizeof(drm_handle_t) == 8) {
338	int shift = 32;
339	*a_frame_buffer \|= ((drm_handle_t)reply->framebuffer_handle_high) << shift;
340	}
341	*a_fb_origin = reply->framebuffer_origin_offset;
342	*a_fb_size = reply->framebuffer_size;
343	*a_fb_stride = reply->framebuffer_stride;
344	*a_dev_private_size = reply->device_private_size;
345	*a_dev_private = calloc(reply->device_private_size, 1);
346	if (!*a_dev_private)
347	goto out;
348	memcpy(*a_dev_private,
349	xcb_xf86dri_get_device_info_device_private(reply),
350	reply->device_private_size);
351	is_ok = TRUE;
352	out:
353	free(reply);
354	EPHYR_LOG("leave:%d\n", is_ok);
355	return is_ok;
356	}