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)
{
Display *dpy = hostx_get_display();
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");
is_ok = XF86DRIGetClientDriverName(dpy, DefaultScreen(dpy),
a_ddx_driver_major_version,
a_ddx_driver_minor_version,
a_ddx_driver_patch_version,
a_client_driver_name);
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);
EPHYR_LOG("leave:%d\n", is_ok);
return is_ok;
}
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;
Display *dpy = hostx_get_display();
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;
}
if (!XF86DRIGetDrawableInfo(dpy, DefaultScreen(dpy), a_drawable,
a_index, a_stamp,
a_x, a_y,
a_w, a_h,
a_num_clip_rects, a_clip_rects,
a_back_x, a_back_y,
a_num_back_clip_rects, a_back_clip_rects)) {
EPHYR_LOG_ERROR("XF86DRIGetDrawableInfo ()\n");
goto out;
}
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);
return is_ok;
}
DRI2Buffer *ephyrDRI2GetBuffersWithFormat(XID drawable,
int *width, int *height, unsigned int *attachments, int count,
int *out_count)
{
Display *dpy = hostx_get_display ();
return DRI2GetBuffersWithFormat(dpy, drawable, width, height, attachments, count, out_count);
}
Bool
ephyrHostDestroyContext(int a_ctxt_id)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
int major_opcode = 0, remote_ctxt_id = 0;
xGLXDestroyContextReq *req = NULL;
EPHYR_LOG("enter:%d\n", a_ctxt_id);
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get major opcode\n");
goto out;
}
if (!hostx_get_resource_id_peer(a_ctxt_id, &remote_ctxt_id)) {
EPHYR_LOG_ERROR("failed to get remote glx ctxt id\n");
goto out;
}
EPHYR_LOG("host context id:%d\n", remote_ctxt_id);
LockDisplay(dpy);
GetReq(GLXDestroyContext, req);
req->reqType = major_opcode;
req->glxCode = X_GLXDestroyContext;
req->context = remote_ctxt_id;
UnlockDisplay(dpy);
SyncHandle();
is_ok = TRUE;
out:
EPHYR_LOG("leave\n");
return is_ok;
}
Bool
ephyrDRI2Connect(ScreenPtr pScreen, unsigned int driverType, int *fd,
char **driverName, char **deviceName)
{
Display *dpy = hostx_get_display () ;
return DRI2Connect(dpy, RootWindow(dpy, DefaultScreen(dpy)), driverName, deviceName);
}
Bool
ephyrDRIDestroyContext(int a_screen, int a_context_id)
{
Display *dpy = hostx_get_display();
Bool is_ok = FALSE;
EPHYR_LOG("enter\n");
is_ok = XF86DRIDestroyContext(dpy, DefaultScreen(dpy), a_context_id);
EPHYR_LOG("leave:%d\n", is_ok);
return is_ok;
}
Bool
ephyrDRIAuthConnection(int a_screen, drm_magic_t a_magic)
{
Display *dpy = hostx_get_display();
Bool is_ok = FALSE;
EPHYR_LOG("enter\n");
is_ok = XF86DRIAuthConnection(dpy, DefaultScreen(dpy), a_magic);
EPHYR_LOG("leave. is_ok:%d\n", is_ok);
return is_ok;
}
Bool
ephyrDRICloseConnection(int a_screen)
{
Display *dpy = hostx_get_display();
Bool is_ok = FALSE;
EPHYR_LOG("enter\n");
is_ok = XF86DRICloseConnection(dpy, DefaultScreen(dpy));
EPHYR_LOG("leave\n");
return is_ok;
}
Bool
ephyrDRICreateDrawable(int a_screen,
int a_drawable, drm_drawable_t * a_hw_drawable)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
EPHYR_LOG("enter\n");
is_ok = XF86DRICreateDrawable(dpy, DefaultScreen(dpy),
a_drawable, a_hw_drawable);
EPHYR_LOG("leave. is_ok:%d\n", is_ok);
return is_ok;
}
/*
* Xephyr - A kdrive X server thats runs in a host X window.
* Authored by Matthew Allum <*****@*****.**>
*
* 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 <*****@*****.**>
*/
#ifdef HAVE_CONFIG_H
#include <kdrive-config.h>
#endif
#include <X11/Xutil.h>
#include <X11/Xlibint.h>
#include <GL/glx.h>
#include "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)
{
Display *dpy = hostx_get_display();
Bool is_ok = FALSE;
EPHYR_RETURN_VAL_IF_FAIL(a_is_capable, FALSE);
EPHYR_LOG("enter\n");
is_ok = XF86DRIQueryDirectRenderingCapable(dpy, DefaultScreen(dpy),
a_is_capable);
EPHYR_LOG("leave. is_capable:%d, is_ok=%d\n", *a_is_capable, is_ok);
return is_ok;
}
Bool
ephyrHostGLXQueryVersion(int *a_major, int *a_minor)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
int major_opcode = 0;
xGLXQueryVersionReq *req = NULL;
xGLXQueryVersionReply reply;
EPHYR_RETURN_VAL_IF_FAIL(a_major && a_minor, FALSE);
EPHYR_LOG("enter\n");
if (glx_major) {
*a_major = glx_major;
*a_minor = glx_minor;
return TRUE;
}
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get major opcode\n");
goto out;
}
EPHYR_LOG("major opcode: %d\n", major_opcode);
/* Send the glXQueryVersion request */
memset(&reply, 0, sizeof(reply));
LockDisplay(dpy);
GetReq(GLXQueryVersion, req);
req->reqType = major_opcode;
req->glxCode = X_GLXQueryVersion;
req->majorVersion = 2;
req->minorVersion = 1;
_XReply(dpy, (xReply *) &reply, 0, False);
UnlockDisplay(dpy);
SyncHandle();
*a_major = glx_major = reply.majorVersion;
*a_minor = glx_minor = reply.minorVersion;
EPHYR_LOG("major:%d, minor:%d\n", *a_major, *a_minor);
is_ok = TRUE;
out:
EPHYR_LOG("leave\n");
return is_ok;
}
Bool
ephyrDRICreateContext(int a_screen,
int a_visual_id,
XID *a_returned_ctxt_id, drm_context_t * a_hw_ctxt)
{
Display *dpy = hostx_get_display();
Bool is_ok = FALSE;
Visual v;
EPHYR_LOG("enter. screen:%d, visual:%d\n", a_screen, a_visual_id);
memset(&v, 0, sizeof(v));
v.visualid = a_visual_id;
is_ok = XF86DRICreateContext(dpy,
DefaultScreen(dpy),
&v, a_returned_ctxt_id, a_hw_ctxt);
EPHYR_LOG("leave:%d\n", is_ok);
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;
Display *dpy = hostx_get_display();
EPHYR_RETURN_VAL_IF_FAIL(dpy, FALSE);
EPHYR_LOG("enter\n");
is_ok = XF86DRIGetDeviceInfo(dpy, DefaultScreen(dpy), a_frame_buffer,
a_fb_origin, a_fb_size, a_fb_stride,
a_dev_private_size, a_dev_private);
EPHYR_LOG("leave:%d\n", is_ok);
return is_ok;
}
Bool
ephyrDRIOpenConnection(int a_screen,
drm_handle_t * a_sarea, char **a_bus_id_string)
{
Display *dpy = hostx_get_display();
Bool is_ok = FALSE;
EPHYR_RETURN_VAL_IF_FAIL(a_bus_id_string, FALSE);
EPHYR_LOG("enter. screen:%d\n", a_screen);
is_ok = XF86DRIOpenConnection(dpy, DefaultScreen(dpy),
a_sarea, a_bus_id_string);
if (*a_bus_id_string) {
EPHYR_LOG("leave. bus_id_string:%s, is_ok:%d\n",
*a_bus_id_string, is_ok);
}
else {
EPHYR_LOG("leave. bus_id_string:null, is_ok:%d\n", is_ok);
}
return is_ok;
}
Bool
ephyrHostIsContextDirect(int a_ctxt_id, int *a_is_direct)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
xGLXIsDirectReq *req = NULL;
xGLXIsDirectReply reply;
int major_opcode = 0, remote_glx_ctxt_id = 0;
EPHYR_LOG("enter\n");
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get major opcode\n");
goto out;
}
if (!hostx_get_resource_id_peer(a_ctxt_id, &remote_glx_ctxt_id)) {
EPHYR_LOG_ERROR("failed to get remote glx ctxt id\n");
goto out;
}
memset(&reply, 0, sizeof(reply));
/* Send the glXIsDirect request */
LockDisplay(dpy);
GetReq(GLXIsDirect, req);
req->reqType = major_opcode;
req->glxCode = X_GLXIsDirect;
req->context = remote_glx_ctxt_id;
if (!_XReply(dpy, (xReply *) &reply, 0, False)) {
EPHYR_LOG_ERROR("fail in reading reply from host\n");
UnlockDisplay(dpy);
SyncHandle();
goto out;
}
UnlockDisplay(dpy);
SyncHandle();
*a_is_direct = reply.isDirect;
is_ok = TRUE;
out:
EPHYR_LOG("leave\n");
return is_ok;
}
Bool
ephyrHostGetIntegerValue(int a_current_context_tag, int a_int, int *a_val)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
int major_opcode = 0, size = 0;
xGLXSingleReq *req = NULL;
xGLXSingleReply reply;
unsigned char *pc = NULL;
EPHYR_RETURN_VAL_IF_FAIL(a_val, FALSE);
EPHYR_LOG("enter\n");
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get major opcode\n");
goto out;
}
LockDisplay(dpy);
GetReqExtra(GLXSingle, 4, req);
req->reqType = major_opcode;
req->glxCode = X_GLsop_GetIntegerv;
req->contextTag = a_current_context_tag;
pc = ((unsigned char *) (req) + sz_xGLXSingleReq);
EPHYR_GLX_SINGLE_PUT_LONG(0, a_int);
EPHYR_GLX_SINGLE_READ_XREPLY();
EPHYR_GLX_SINGLE_GET_SIZE(size);
if (!size) {
UnlockDisplay(dpy);
SyncHandle();
EPHYR_LOG_ERROR("X_GLsop_GetIngerv failed\n");
goto out;
}
EPHYR_GLX_SINGLE_GET_LONG(a_val);
UnlockDisplay(dpy);
SyncHandle();
is_ok = TRUE;
out:
EPHYR_LOG("leave\n");
return is_ok;
}
int ephyrDRI2CopyRegion(XID drawable,
EphyrDRI2WindowPair *pair,
RegionPtr pRegion,
unsigned int dest,
unsigned int src)
{
Display *dpy = hostx_get_display ();
XRectangle xrect;
XserverRegion region;
xrect.x = pRegion->extents.x1;
xrect.y = pRegion->extents.y1;
xrect.width = pRegion->extents.x2 - pRegion->extents.x1;
xrect.height = pRegion->extents.y2 - pRegion->extents.y1;
region = XFixesCreateRegion(dpy, &xrect, 1);
DRI2CopyRegion(dpy, pair->remote, region, dest, src);
XFixesDestroyRegion(dpy, region);
return Success;
}
Bool
ephyrHostGLXSendClientInfo(int32_t a_major, int32_t a_minor,
const char *a_extension_list)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
xGLXClientInfoReq *req;
int size;
int32_t major_opcode = 0;
EPHYR_RETURN_VAL_IF_FAIL(dpy && a_extension_list, FALSE);
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get major opcode\n");
goto out;
}
LockDisplay(dpy);
GetReq(GLXClientInfo, req);
req->reqType = major_opcode;
req->glxCode = X_GLXClientInfo;
req->major = a_major;
req->minor = a_minor;
size = strlen(a_extension_list) + 1;
req->length += bytes_to_int32(size);
req->numbytes = size;
Data(dpy, a_extension_list, size);
UnlockDisplay(dpy);
SyncHandle();
is_ok = TRUE;
out:
return is_ok;
}
Bool
ephyrHostGLXGetMajorOpcode(int *a_opcode)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
static int opcode;
int first_event_return = 0, first_error_return = 0;
EPHYR_RETURN_VAL_IF_FAIL(dpy, FALSE);
EPHYR_LOG("enter\n");
if (!opcode) {
if (!XQueryExtension(dpy, GLX_EXTENSION_NAME, &opcode,
&first_event_return, &first_error_return)) {
EPHYR_LOG_ERROR("XQueryExtension() failed\n");
goto out;
}
}
*a_opcode = opcode;
is_ok = TRUE;
out:
EPHYR_LOG("release\n");
return is_ok;
}
Bool
ephyrHostGLXGetStringFromServer(int a_screen_number,
int a_string_name,
enum EphyrHostGLXGetStringOps a_op,
char **a_string)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
int default_screen = DefaultScreen(dpy);
xGLXGenericGetStringReq *req = NULL;
xGLXSingleReply reply;
int length = 0, numbytes = 0, major_opcode = 0, get_string_op = 0;
EPHYR_RETURN_VAL_IF_FAIL(dpy && a_string, FALSE);
EPHYR_LOG("enter\n");
switch (a_op) {
case EPHYR_HOST_GLX_QueryServerString:
get_string_op = X_GLXQueryServerString;
break;
case EPHYR_HOST_GLX_GetString:
get_string_op = X_GLsop_GetString;
EPHYR_LOG("Going to glXGetString. strname:%#x, ctxttag:%d\n",
a_string_name, a_screen_number);
break;
default:
EPHYR_LOG_ERROR("unknown EphyrHostGLXGetStringOp:%d\n", a_op);
goto out;
}
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get major opcode\n");
goto out;
}
EPHYR_LOG("major opcode: %d\n", major_opcode);
LockDisplay(dpy);
/* All of the GLX protocol requests for getting a string from the server
* look the same. The exact meaning of the a_for_whom field is usually
* either the screen number (for glXQueryServerString) or the context tag
* (for GLXSingle).
*/
GetReq(GLXGenericGetString, req);
req->reqType = major_opcode;
req->glxCode = get_string_op;
req->for_whom = default_screen;
req->name = a_string_name;
_XReply(dpy, (xReply *) &reply, 0, False);
length = reply.length * 4;
if (!length) {
numbytes = 0;
}
else {
numbytes = reply.size;
}
EPHYR_LOG("going to get a string of size:%d\n", numbytes);
*a_string = (char *) Xmalloc(numbytes + 1);
if (!a_string) {
EPHYR_LOG_ERROR("allocation failed\n");
goto out;
}
memset(*a_string, 0, numbytes + 1);
if (_XRead(dpy, *a_string, numbytes)) {
UnlockDisplay(dpy);
SyncHandle();
EPHYR_LOG_ERROR("read failed\n");
goto out;
}
length -= numbytes;
_XEatData(dpy, length);
UnlockDisplay(dpy);
SyncHandle();
EPHYR_LOG("strname:%#x, strvalue:'%s', strlen:%d\n",
a_string_name, *a_string, numbytes);
is_ok = TRUE;
out:
EPHYR_LOG("leave\n");
return is_ok;
}
Bool
ephyrHostGLXMakeCurrent(int a_drawable, int a_readable,
int a_glx_ctxt_id, int a_old_ctxt_tag, int *a_ctxt_tag)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
int32_t major_opcode = 0;
int remote_glx_ctxt_id = 0;
xGLXMakeCurrentReply reply;
EPHYR_RETURN_VAL_IF_FAIL(a_ctxt_tag, FALSE);
EPHYR_LOG("enter. drawable:%d, read:%d, context:%d, oldtag:%d\n",
a_drawable, a_readable, a_glx_ctxt_id, a_old_ctxt_tag);
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get major opcode\n");
goto out;
}
if (!hostx_get_resource_id_peer(a_glx_ctxt_id, &remote_glx_ctxt_id)) {
EPHYR_LOG_ERROR("failed to get remote glx ctxt id\n");
goto out;
}
LockDisplay(dpy);
/* If both drawables are the same, use the old MakeCurrent request.
* Otherwise, if we have GLX 1.3 or higher, use the MakeContextCurrent
* request which supports separate read and draw targets. Failing that,
* try the SGI MakeCurrentRead extension. Logic cribbed from Mesa. */
if (a_drawable == a_readable) {
xGLXMakeCurrentReq *req;
GetReq(GLXMakeCurrent, req);
req->reqType = major_opcode;
req->glxCode = X_GLXMakeCurrent;
req->drawable = a_drawable;
req->context = remote_glx_ctxt_id;
req->oldContextTag = a_old_ctxt_tag;
}
else if (glx_major > 1 || glx_minor >= 3) {
xGLXMakeContextCurrentReq *req;
GetReq(GLXMakeContextCurrent, req);
req->reqType = major_opcode;
req->glxCode = X_GLXMakeContextCurrent;
req->drawable = a_drawable;
req->readdrawable = a_readable;
req->context = remote_glx_ctxt_id;
req->oldContextTag = a_old_ctxt_tag;
}
else {
xGLXVendorPrivateWithReplyReq *vpreq;
xGLXMakeCurrentReadSGIReq *req;
GetReqExtra(GLXVendorPrivateWithReply,
(sz_xGLXMakeCurrentReadSGIReq -
sz_xGLXVendorPrivateWithReplyReq),
vpreq);
req = (xGLXMakeCurrentReadSGIReq *) vpreq;
req->reqType = major_opcode;
req->glxCode = X_GLXVendorPrivateWithReply;
req->vendorCode = X_GLXvop_MakeCurrentReadSGI;
req->drawable = a_drawable;
req->readable = a_readable;
req->context = remote_glx_ctxt_id;
req->oldContextTag = a_old_ctxt_tag;
}
memset(&reply, 0, sizeof(reply));
if (!_XReply(dpy, (xReply *) &reply, 0, False)) {
EPHYR_LOG_ERROR("failed to get reply from host\n");
UnlockDisplay(dpy);
SyncHandle();
goto out;
}
UnlockDisplay(dpy);
SyncHandle();
*a_ctxt_tag = reply.contextTag;
EPHYR_LOG("context tag:%d\n", *a_ctxt_tag);
is_ok = TRUE;
out:
EPHYR_LOG("leave\n");
return is_ok;
}
Bool ephyrDRI2Authenticate(ScreenPtr pScreen, drm_magic_t magic)
{
Display *dpy = hostx_get_display () ;
return DRI2Authenticate(dpy, RootWindow(dpy, DefaultScreen(dpy)), magic);
}
Bool
ephyrHostGLXCreateContext(int a_screen,
int a_generic_id,
int a_context_id,
int a_share_list_ctxt_id,
int a_render_type,
Bool a_direct,
int code)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
int major_opcode = 0, remote_context_id = 0;
EPHYR_LOG("enter. screen:%d, generic_id:%d, contextid:%d, rendertype:%d, "
"direct:%d\n", a_screen, a_generic_id, a_context_id,
a_render_type, a_direct);
if (!hostx_allocate_resource_id_peer(a_context_id, &remote_context_id)) {
EPHYR_LOG_ERROR("failed to peer the context id %d host X",
remote_context_id);
goto out;
}
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get major opcode\n");
goto out;
}
LockDisplay(dpy);
switch (code) {
case X_GLXCreateContext: {
/* Send the glXCreateContext request */
xGLXCreateContextReq *req;
GetReq(GLXCreateContext, req);
req->reqType = major_opcode;
req->glxCode = X_GLXCreateContext;
req->context = remote_context_id;
req->visual = a_generic_id;
req->screen = DefaultScreen(dpy);
req->shareList = a_share_list_ctxt_id;
req->isDirect = a_direct;
}
case X_GLXCreateNewContext: {
/* Send the glXCreateNewContext request */
xGLXCreateNewContextReq *req;
GetReq(GLXCreateNewContext, req);
req->reqType = major_opcode;
req->glxCode = X_GLXCreateNewContext;
req->context = remote_context_id;
req->fbconfig = a_generic_id;
req->screen = DefaultScreen(dpy);
req->renderType = a_render_type;
req->shareList = a_share_list_ctxt_id;
req->isDirect = a_direct;
}
default:
/* This should never be reached !*/
EPHYR_LOG("Internal error! Invalid CreateContext code!\n");
}
UnlockDisplay(dpy);
SyncHandle();
is_ok = TRUE;
out:
EPHYR_LOG("leave\n");
return is_ok;
}
static Bool
ephyrHostGLXGetVisualConfigsInternal(enum VisualConfRequestType a_type,
int32_t a_screen,
int32_t * a_num_visuals,
int32_t * a_num_props,
int32_t * a_props_buf_size,
int32_t ** a_props_buf)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
xGLXGetVisualConfigsReq *req;
xGLXGetFBConfigsReq *fb_req;
xGLXVendorPrivateWithReplyReq *vpreq;
xGLXGetFBConfigsSGIXReq *sgi_req;
xGLXGetVisualConfigsReply reply;
char *server_glx_version = NULL, *server_glx_extensions = NULL;
int j = 0,
screens = 0,
major_opcode = 0,
num_props = 0,
num_visuals = 0, props_buf_size = 0, props_per_visual_size = 0;
int32_t *props_buf = NULL;
EPHYR_RETURN_VAL_IF_FAIL(dpy, FALSE);
screens = ScreenCount(dpy);
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get opcode\n");
goto out;
}
LockDisplay(dpy);
switch (a_type) {
case EPHYR_GET_FB_CONFIG:
GetReq(GLXGetFBConfigs, fb_req);
fb_req->reqType = major_opcode;
fb_req->glxCode = X_GLXGetFBConfigs;
fb_req->screen = DefaultScreen(dpy);
break;
case EPHYR_VENDOR_PRIV_GET_FB_CONFIG_SGIX:
GetReqExtra(GLXVendorPrivateWithReply,
sz_xGLXGetFBConfigsSGIXReq
- sz_xGLXVendorPrivateWithReplyReq, vpreq);
sgi_req = (xGLXGetFBConfigsSGIXReq *) vpreq;
sgi_req->reqType = major_opcode;
sgi_req->glxCode = X_GLXVendorPrivateWithReply;
sgi_req->vendorCode = X_GLXvop_GetFBConfigsSGIX;
sgi_req->screen = DefaultScreen(dpy);
break;
case EPHYR_GET_VISUAL_CONFIGS:
GetReq(GLXGetVisualConfigs, req);
req->reqType = major_opcode;
req->glxCode = X_GLXGetVisualConfigs;
req->screen = DefaultScreen(dpy);
break;
}
if (!_XReply(dpy, (xReply *) &reply, 0, False)) {
EPHYR_LOG_ERROR("unknown error\n");
UnlockDisplay(dpy);
goto out;
}
if (!reply.numVisuals) {
EPHYR_LOG_ERROR("screen does not support GL rendering\n");
UnlockDisplay(dpy);
goto out;
}
num_visuals = reply.numVisuals;
/* FIXME: Is the __GLX_MIN_CONFIG_PROPS test correct for
* FIXME: FBconfigs?
*/
/* Check number of properties */
num_props = reply.numProps;
if ((num_props < __GLX_MIN_CONFIG_PROPS) ||
(num_props > __GLX_MAX_CONFIG_PROPS)) {
/* Huh? Not in protocol defined limits. Punt */
EPHYR_LOG_ERROR("got a bad reply to request\n");
UnlockDisplay(dpy);
goto out;
}
if (a_type != EPHYR_GET_VISUAL_CONFIGS) {
num_props *= 2;
}
props_per_visual_size = num_props * __GLX_SIZE_INT32;
props_buf_size = props_per_visual_size * reply.numVisuals;
props_buf = malloc(props_buf_size);
for (j = 0; j < reply.numVisuals; j++) {
if (_XRead(dpy,
&((char *) props_buf)[j * props_per_visual_size],
props_per_visual_size) != Success) {
EPHYR_LOG_ERROR("read failed\n");
}
}
UnlockDisplay(dpy);
*a_num_visuals = num_visuals;
*a_num_props = reply.numProps;
*a_props_buf_size = props_buf_size;
*a_props_buf = props_buf;
is_ok = TRUE;
out:
if (server_glx_version) {
XFree(server_glx_version);
server_glx_version = NULL;
}
if (server_glx_extensions) {
XFree(server_glx_extensions);
server_glx_extensions = NULL;
}
SyncHandle();
return is_ok;
}
Bool
ephyrHostGLXGetStringFromServer(int a_screen_number,
int a_string_name,
enum EphyrHostGLXGetStringOps a_op,
char **a_string)
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
int default_screen = DefaultScreen(dpy);
xGLXGenericGetStringReq *req = NULL;
xGLXSingleReply reply;
unsigned long length = 0, numbytes = 0;
int major_opcode = 0, get_string_op = 0;
EPHYR_RETURN_VAL_IF_FAIL(dpy && a_string, FALSE);
EPHYR_LOG("enter\n");
switch (a_op) {
case EPHYR_HOST_GLX_QueryServerString:
get_string_op = X_GLXQueryServerString;
break;
case EPHYR_HOST_GLX_GetString:
get_string_op = X_GLsop_GetString;
EPHYR_LOG("Going to glXGetString. strname:%#x, ctxttag:%d\n",
a_string_name, a_screen_number);
break;
default:
EPHYR_LOG_ERROR("unknown EphyrHostGLXGetStringOp:%d\n", a_op);
goto out;
}
if (!ephyrHostGLXGetMajorOpcode(&major_opcode)) {
EPHYR_LOG_ERROR("failed to get major opcode\n");
goto out;
}
EPHYR_LOG("major opcode: %d\n", major_opcode);
LockDisplay(dpy);
/* All of the GLX protocol requests for getting a string from the server
* look the same. The exact meaning of the a_for_whom field is usually
* either the screen number (for glXQueryServerString) or the context tag
* (for GLXSingle).
*/
GetReq(GLXGenericGetString, req);
req->reqType = major_opcode;
req->glxCode = get_string_op;
req->for_whom = default_screen;
req->name = a_string_name;
_XReply(dpy, (xReply *) &reply, 0, False);
#if UINT32_MAX >= (ULONG_MAX / 4)
if (reply.length >= (ULONG_MAX / 4)) {
_XEatDataWords(dpy, reply.length);
goto eat_out;
}
#endif
if (reply.length > 0) {
length = (unsigned long) reply.length * 4;
numbytes = reply.size;
if (numbytes > length) {
EPHYR_LOG_ERROR("string length %d longer than reply length %d\n",
numbytes, length);
goto eat_out;
}
}
EPHYR_LOG("going to get a string of size:%d\n", numbytes);
if (numbytes < INT_MAX)
*a_string = Xcalloc(numbytes + 1, 1);
else
*a_string = NULL;
if (*a_string == NULL) {
EPHYR_LOG_ERROR("allocation failed\n");
goto eat_out;
}
if (_XRead(dpy, *a_string, numbytes)) {
EPHYR_LOG_ERROR("read failed\n");
length = 0; /* if read failed, no idea how much to eat */
}
else {
length -= numbytes;
EPHYR_LOG("strname:%#x, strvalue:'%s', strlen:%d\n",
a_string_name, *a_string, numbytes);
is_ok = TRUE;
}
eat_out:
_XEatData(dpy, length);
UnlockDisplay(dpy);
SyncHandle();
out:
EPHYR_LOG("leave\n");
return is_ok;
}
int ephyrDRI2CreateDrawable(XID drawable)
{
Display *dpy = hostx_get_display () ;
DRI2CreateDrawable(dpy, drawable);
return Success ;
}
void ephyrDRI2DestroyDrawable(XID drawable)
{
Display *dpy = hostx_get_display ();
DRI2DestroyDrawable(dpy, drawable);
}
