108 	z_stream *zsp;  in cf_check_compressed()  local
148 	zsp = bkmem_alloc(sizeof (*zsp));  in cf_check_compressed()
149 	filep->fi_dcstream = zsp;  in cf_check_compressed()
154 	bzero(zsp, sizeof (*zsp));  in cf_check_compressed()
155 	zsp->opaque = filep;  in cf_check_compressed()
156 	zsp->zalloc = cf_alloc;  in cf_check_compressed()
157 	zsp->zfree = cf_free;  in cf_check_compressed()
158 	zsp->avail_in = 0;  in cf_check_compressed()
159 	zsp->next_in = NULL;  in cf_check_compressed()
160 	zsp->avail_out = 0;  in cf_check_compressed()
161 	zsp->next_out = NULL;  in cf_check_compressed()
162 	if (inflateInit2(zsp, MAX_WBITS | 0x20) != Z_OK) {  in cf_check_compressed()
192 	z_stream *zsp;  in cf_rewind()  local
195 	zsp = filep->fi_dcstream;  in cf_rewind()
196 	zsp->avail_in = 0;  in cf_rewind()
197 	zsp->next_in = NULL;  in cf_rewind()
198 	(void) inflateReset(zsp);  in cf_rewind()
214 	z_stream *zsp;  in cf_read()  local
223 	zsp = filep->fi_dcstream;  in cf_read()
225 	dprintf("   reading at offset %lx\n", zsp->total_out);  in cf_read()
226 	zsp->next_out = (unsigned char *)buf;  in cf_read()
227 	zsp->avail_out = count;  in cf_read()
228 	while (zsp->avail_out != 0) {  in cf_read()
229 		if (zsp->avail_in == 0 && filep->fi_cfoff < ip->i_size) {  in cf_read()
241 			zsp->next_in = (unsigned char *)filep->fi_memp;  in cf_read()
242 			zsp->avail_in = filep->fi_count;  in cf_read()
246 		infbytes = zsp->avail_out;  in cf_read()
248 		    zsp->avail_out, (unsigned long)zsp->next_out);  in cf_read()
249 		err = inflate(zsp, Z_NO_FLUSH);  in cf_read()
250 		infbytes -= zsp->avail_out;  in cf_read()
259 	dprintf("cf_read: returned %lx bytes\n", count - zsp->avail_out);  in cf_read()
260 	return (count - zsp->avail_out);  in cf_read()
269 	z_stream *zsp;  in cf_seek()  local
274 	zsp = filep->fi_dcstream;  in cf_seek()
276 		addr += zsp->total_out;  in cf_seek()
280 	if (addr < zsp->total_out) {  in cf_seek()
284 		addr -= zsp->total_out;  in cf_seek()