421 	int 		outlen, inlen;  in ng_deflate_compress()  local
447 	outlen = DEFLATE_BUF_SIZE;  in ng_deflate_compress()
459 	priv->cx.avail_out = outlen - 2 - DEFLATE_HDRLEN;  in ng_deflate_compress()
474 	outlen -= priv->cx.avail_out;  in ng_deflate_compress()
482 	outlen -= 4;  in ng_deflate_compress()
483 	MPASS(outlen > 0);  in ng_deflate_compress()
484 	MPASS(priv->outbuf[outlen + 0] == 0x00);  in ng_deflate_compress()
485 	MPASS(priv->outbuf[outlen + 1] == 0x00);  in ng_deflate_compress()
486 	MPASS(priv->outbuf[outlen + 2] == 0xff);  in ng_deflate_compress()
487 	MPASS(priv->outbuf[outlen + 3] == 0xff);  in ng_deflate_compress()
490 	if (outlen > inlen) {  in ng_deflate_compress()
501 		m_copyback(m, 0, outlen, (caddr_t)priv->outbuf);  in ng_deflate_compress()
502 		if (m->m_pkthdr.len < outlen) {  in ng_deflate_compress()
506 		} else if (outlen < m->m_pkthdr.len)  in ng_deflate_compress()
507 			m_adj(m, outlen - m->m_pkthdr.len);  in ng_deflate_compress()
510 		priv->stats.OutOctets+=outlen;  in ng_deflate_compress()
527 	int 		outlen, inlen, datalen;  in ng_deflate_decompress()  local
584 		outlen = DEFLATE_BUF_SIZE;  in ng_deflate_decompress()
592 		priv->cx.avail_out = outlen - 1;  in ng_deflate_decompress()
623 		outlen -= priv->cx.avail_out;  in ng_deflate_decompress()
629 			m_copyback(m, 0, outlen, (caddr_t)priv->outbuf);  in ng_deflate_decompress()
631 			outlen--;  in ng_deflate_decompress()
633 			m_copyback(m, 0, outlen, (caddr_t)(priv->outbuf + 1));  in ng_deflate_decompress()
635 		if (m->m_pkthdr.len < outlen) {  in ng_deflate_decompress()
640 		} else if (outlen < m->m_pkthdr.len)  in ng_deflate_decompress()
641 			m_adj(m, outlen - m->m_pkthdr.len);  in ng_deflate_decompress()
644 		priv->stats.OutOctets+=outlen;  in ng_deflate_decompress()