+static GLboolean
+swrastGetImageShm2(__DRIdrawable * read,
+ int x, int y, int w, int h,
+ int shmid, void *loaderPrivate)
+{
+ struct drisw_drawable *prp = loaderPrivate;
+ __GLXDRIdrawable *pread = &(prp->base);
+ Display *dpy = pread->psc->dpy;
+ Drawable readable;
+ XImage *ximage;
+
+ if (!prp->ximage || shmid != prp->shminfo.shmid) {
+ if (!XCreateDrawable(prp, shmid, dpy))
+ return GL_FALSE;
+ }
+
+ if (prp->shminfo.shmid == -1)
+ return GL_FALSE;
+ readable = pread->xDrawable;
+
+ ximage = prp->ximage;
+ ximage->data = prp->shminfo.shmaddr; /* no offset */
+ ximage->width = w;
+ ximage->height = h;
+ ximage->bytes_per_line = bytes_per_line(w * ximage->bits_per_pixel, 32);
+
+ XShmGetImage(dpy, readable, ximage, x, y, ~0L);
+ return GL_TRUE;
+}
+
+static void
+swrastGetImageShm(__DRIdrawable * read,
+ int x, int y, int w, int h,
+ int shmid, void *loaderPrivate)
+{
+ swrastGetImageShm2(read, x, y, w, h, shmid, loaderPrivate);
+}
+
+static const __DRIswrastLoaderExtension swrastLoaderExtension_shm = {
+ .base = {__DRI_SWRAST_LOADER, 6 },
+
+ .getDrawableInfo = swrastGetDrawableInfo,
+ .putImage = swrastPutImage,
+ .getImage = swrastGetImage,
+ .putImage2 = swrastPutImage2,
+ .getImage2 = swrastGetImage2,
+ .putImageShm = swrastPutImageShm,
+ .getImageShm = swrastGetImageShm,
+ .putImageShm2 = swrastPutImageShm2,
+ .getImageShm2 = swrastGetImageShm2,
+};
+
+static const __DRIextension *loader_extensions_shm[] = {
+ &swrastLoaderExtension_shm.base,
+ NULL
+};
+