static int start_auth_vencrypt_subauth(VncState *vs) { switch (vs->vd->subauth) { case VNC_AUTH_VENCRYPT_TLSNONE: case VNC_AUTH_VENCRYPT_X509NONE: VNC_DEBUG("Accept TLS auth none\n"); vnc_write_u32(vs, 0); /* Accept auth completion */ vnc_read_when(vs, protocol_client_init, 1); break; case VNC_AUTH_VENCRYPT_TLSVNC: case VNC_AUTH_VENCRYPT_X509VNC: VNC_DEBUG("Start TLS auth VNC\n"); return start_auth_vnc(vs); default: /* Should not be possible, but just in case */ VNC_DEBUG("Reject auth %d\n", vs->vd->auth); vnc_write_u8(vs, 1); if (vs->minor >= 8) { static const char err[] = "Unsupported authentication type"; vnc_write_u32(vs, sizeof(err)); vnc_write(vs, err, sizeof(err)); } vnc_client_error(vs); } return 0; }