sbin/mount_portal/puffs_portal.c

112 readfd(struct puffs_framebuf *pufbuf, int fd, int *done)
143 	puffs_framebuf_putdata_atoff(pufbuf, 0, &error, sizeof(int));
148 	puffs_framebuf_putdata_atoff(pufbuf, sizeof(int),
164 readdata(struct puffs_framebuf *pufbuf, int fd, int *done)
172 	if (puffs_framebuf_telloff(pufbuf) == 0)
173 		puffs_framebuf_seekset(pufbuf, METADATASIZE);
174 	puffs_framebuf_getdata_atoff(pufbuf, sizeof(int), &max, sizeof(size_t));
175 	moved = puffs_framebuf_tellsize(pufbuf) - METADATASIZE;
197 		puffs_framebuf_putdata(pufbuf, buf, n);
208 portal_frame_rf(struct puffs_usermount *pu, struct puffs_framebuf *pufbuf,
213 	if (puffs_framebuf_getdata_atoff(pufbuf, 0, &type, sizeof(int)) == -1)
217 		return readfd(pufbuf, fd, done);
219 		return readdata(pufbuf, fd, done);
225 portal_frame_wf(struct puffs_usermount *pu, struct puffs_framebuf *pufbuf,
233 	pboff = puffs_framebuf_telloff(pufbuf);
234 	pbsize = puffs_framebuf_tellsize(pufbuf);
240 		if (puffs_framebuf_getwindow(pufbuf, pboff, &win, &winlen)==-1)
259 		puffs_framebuf_seekset(pufbuf, pboff);
263 	puffs_framebuf_putdata_atoff(pufbuf, 0, &pboff, sizeof(size_t));
321 	struct puffs_framebuf *pufbuf;
326 	pufbuf = puffs_framebuf_make();
327 	if (pufbuf == NULL)
331 	if (puffs_framebuf_putdata(pufbuf, &data, sizeof(int)) == -1)
346 		puffs_framev_enqueue_directreceive(pcc, s[0], pufbuf, 0);
351 		if (puffs_framebuf_tellsize(pufbuf) < sizeof(int)) {
355 		puffs_framebuf_getdata_atoff(pufbuf, 0, &error, sizeof(int));
361 		if (puffs_framebuf_tellsize(pufbuf) != 2*sizeof(int)) {
366 		puffs_framebuf_getdata_atoff(pufbuf, sizeof(int),
368 		puffs_framebuf_destroy(pufbuf);
382 	puffs_framebuf_destroy(pufbuf);
602 	struct puffs_framebuf *pufbuf;
616 	pufbuf = puffs_framebuf_make();
618 	puffs_framebuf_putdata(pufbuf, &data, sizeof(int));
619 	puffs_framebuf_putdata(pufbuf, resid, sizeof(size_t));
623 		rv = readdata(pufbuf, portn->fd, &dummy);
630 		    portn->fd, pufbuf, 0);
638 	xfersize = puffs_framebuf_tellsize(pufbuf) - METADATASIZE;
649 		rv = puffs_framebuf_getwindow(pufbuf, METADATASIZE,
661 	puffs_framebuf_destroy(pufbuf);
676 	struct puffs_framebuf *pufbuf;
682 	pufbuf = puffs_framebuf_make();
683 	puffs_framebuf_putdata(pufbuf, buf, *resid);
687 		rv = portal_frame_wf(pu, pufbuf, portn->fd, &dummy);
693 		rv = puffs_framev_enqueue_directsend(pcc, portn->fd, pufbuf, 0);
700 	rv = puffs_framebuf_getdata_atoff(pufbuf, 0, &written, sizeof(size_t));
706 	puffs_framebuf_destroy(pufbuf);