54     z_stream	strm;  member
89 		zlib_deflateEnd(&state->strm);  in z_comp_free()
90 		vfree(state->strm.workspace);  in z_comp_free()
129 	state->strm.next_in   = NULL;  in z_comp_alloc()
131 	state->strm.workspace = vmalloc(zlib_deflate_workspacesize());  in z_comp_alloc()
132 	if (state->strm.workspace == NULL)  in z_comp_alloc()
135 	if (zlib_deflateInit2(&state->strm, Z_DEFAULT_COMPRESSION,  in z_comp_alloc()
178 	zlib_deflateReset(&state->strm);  in z_comp_init()
195 	zlib_deflateReset(&state->strm);  in z_comp_reset()
242 	state->strm.next_out = wptr;  in z_compress()
243 	state->strm.avail_out = oavail = osize - olen;  in z_compress()
248 	state->strm.next_in = rptr;  in z_compress()
249 	state->strm.avail_in = (isize - off);  in z_compress()
252 		r = zlib_deflate(&state->strm, Z_PACKET_FLUSH);  in z_compress()
259 		if (state->strm.avail_out == 0) {  in z_compress()
261 			state->strm.next_out = NULL;  in z_compress()
262 			state->strm.avail_out = oavail = 1000000;  in z_compress()
267 	olen += oavail - state->strm.avail_out;  in z_compress()
308 		zlib_inflateEnd(&state->strm);  in z_decomp_free()
309 		kfree(state->strm.workspace);  in z_decomp_free()
348 	state->strm.next_out  = NULL;  in z_decomp_alloc()
349 	state->strm.workspace = kmalloc(zlib_inflate_workspacesize(),  in z_decomp_alloc()
351 	if (state->strm.workspace == NULL)  in z_decomp_alloc()
354 	if (zlib_inflateInit2(&state->strm, -w_size) != Z_OK)  in z_decomp_alloc()
397 	zlib_inflateReset(&state->strm);  in z_decomp_init()
414 	zlib_inflateReset(&state->strm);  in z_decomp_reset()
476 	state->strm.next_in = ibuf + PPP_HDRLEN + DEFLATE_OVHD;  in z_decompress()
477 	state->strm.avail_in = isize - (PPP_HDRLEN + DEFLATE_OVHD);  in z_decompress()
478 	state->strm.next_out = obuf + 3;  in z_decompress()
479 	state->strm.avail_out = 1;  in z_decompress()
487 		r = zlib_inflate(&state->strm, Z_PACKET_FLUSH);  in z_decompress()
491 				       state->unit, r, (state->strm.msg? state->strm.msg: ""));  in z_decompress()
494 		if (state->strm.avail_out != 0)  in z_decompress()
497 			state->strm.avail_out = osize - PPP_HDRLEN;  in z_decompress()
501 				--state->strm.next_out;  in z_decompress()
502 				++state->strm.avail_out;  in z_decompress()
511 			state->strm.next_out = overflow_buf;  in z_decompress()
512 			state->strm.avail_out = 1;  in z_decompress()
529 	olen = osize + overflow - state->strm.avail_out;  in z_decompress()
562 	state->strm.next_in = ibuf + 3;  in z_incomp()
563 	state->strm.avail_in = icnt - 3;  in z_incomp()
565 		--state->strm.next_in;  in z_incomp()
566 		++state->strm.avail_in;  in z_incomp()
569 	r = zlib_inflateIncomp(&state->strm);  in z_incomp()
574 			       state->unit, r, (state->strm.msg? state->strm.msg: ""));  in z_incomp()