Lines Matching refs:Z_NULL
236 if (version == Z_NULL || version[0] != my_version[0] ||
240 if (strm == Z_NULL) return Z_STREAM_ERROR;
242 strm->msg = Z_NULL;
272 if (s == Z_NULL) return Z_MEM_ERROR;
277 s->gzhead = Z_NULL;
297 if (s->window == Z_NULL || s->prev == Z_NULL || s->head == Z_NULL ||
298 s->pending_buf == Z_NULL) {
325 if (strm == Z_NULL || strm->state == Z_NULL || dictionary == Z_NULL ||
362 if (strm == Z_NULL || strm->state == Z_NULL ||
368 strm->msg = Z_NULL; /* use zfree if we ever allocate msg dynamically */
381 s->wrap == 2 ? crc32(0L, Z_NULL, 0) :
383 adler32(0L, Z_NULL, 0);
397 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
409 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
425 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
463 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
501 if (strm == Z_NULL || strm->state == Z_NULL)
559 if (strm == Z_NULL || strm->state == Z_NULL ||
565 if (strm->next_out == Z_NULL ||
566 (strm->next_in == Z_NULL && strm->avail_in != 0) ||
580 strm->adler = crc32(0L, Z_NULL, 0);
599 (s->gzhead->extra == Z_NULL ? 0 : 4) +
600 (s->gzhead->name == Z_NULL ? 0 : 8) +
601 (s->gzhead->comment == Z_NULL ? 0 : 16)
648 strm->adler = adler32(0L, Z_NULL, 0);
747 strm->adler = crc32(0L, Z_NULL, 0);
864 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
884 strm->state = Z_NULL;
906 if (source == Z_NULL || dest == Z_NULL || source->state == Z_NULL) {
915 if (ds == Z_NULL) return Z_MEM_ERROR;
926 if (ds->window == Z_NULL || ds->prev == Z_NULL || ds->head == Z_NULL ||
927 ds->pending_buf == Z_NULL) {
1367 (charf *)Z_NULL), \