+struct vnc_rectangle {
+ unsigned short x, y, width, height;
+ unsigned int encoding;
+};
+
+void handle_vnc_fbupdate(int vnc_sock)
+{
+ struct vnc_rectangle rect;
+ unsigned char *data, *ptr;
+ unsigned short num_rect;
+ int ret, data_left, i;
+
+ if (read(vnc_sock, &num_rect, 2) != 2)
+ error("short read on num_rect\n");
+
+ for (i = 0; i < ntohs(num_rect); ++i) {
+ if (read(vnc_sock, &rect, sizeof(struct vnc_rectangle)) != sizeof(struct vnc_rectangle))
+ error("short read on vnc_rectangle\n");
+
+ printf("UPDATE: %ux%u at (%u,%u)\n", ntohs(rect.width), ntohs(rect.height),
+ ntohs(rect.x), ntohs(rect.y));
+
+ if (ntohl(rect.encoding) != 0)
+ error("unsupported encoding\n");
+
+ ptr = data = xmalloc(ntohs(rect.width) * ntohs(rect.height) * 3);
+ data_left = ntohs(rect.width) * ntohs(rect.height) * 3;
+
+ while (data_left > 0) {
+ ret = read(vnc_sock, ptr, data_left);
+ if (ret <= 0)
+ error("error on data read\n");
+
+ ptr += ret;
+ data_left -= ret;
+ }
+
+ rdp_send_bitmap_update(ntohs(rect.x), ntohs(rect.y), ntohs(rect.width), ntohs(rect.height), data);
+ xfree(data);
+ }
+}
+