Lines Matching refs:Z_NULL
260 if (version == Z_NULL || version[0] != my_version[0] ||
264 if (strm == Z_NULL) return Z_STREAM_ERROR;
266 strm->msg = Z_NULL;
296 if (s == Z_NULL) return Z_MEM_ERROR;
301 s->gzhead = Z_NULL;
321 if (s->window == Z_NULL || s->prev == Z_NULL || s->head == Z_NULL ||
322 s->pending_buf == Z_NULL) {
349 if (strm == Z_NULL || strm->state == Z_NULL || dictionary == Z_NULL ||
386 if (strm == Z_NULL || strm->state == Z_NULL ||
392 strm->msg = Z_NULL; /* use zfree if we ever allocate msg dynamically */
405 s->wrap == 2 ? crc32(0L, Z_NULL, 0) :
407 adler32(0L, Z_NULL, 0);
421 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
433 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
449 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
487 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
525 if (strm == Z_NULL || strm->state == Z_NULL)
583 if (strm == Z_NULL || strm->state == Z_NULL ||
589 if (strm->next_out == Z_NULL ||
590 (strm->next_in == Z_NULL && strm->avail_in != 0) ||
604 strm->adler = crc32(0L, Z_NULL, 0);
623 (s->gzhead->extra == Z_NULL ? 0 : 4) +
624 (s->gzhead->name == Z_NULL ? 0 : 8) +
625 (s->gzhead->comment == Z_NULL ? 0 : 16)
672 strm->adler = adler32(0L, Z_NULL, 0);
771 strm->adler = crc32(0L, Z_NULL, 0);
888 if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
908 strm->state = Z_NULL;
930 if (source == Z_NULL || dest == Z_NULL || source->state == Z_NULL) {
939 if (ds == Z_NULL) return Z_MEM_ERROR;
950 if (ds->window == Z_NULL || ds->prev == Z_NULL || ds->head == Z_NULL ||
951 ds->pending_buf == Z_NULL) {
1391 (charf *)Z_NULL), \