lib/zlib/inflate.c

110     if (strm == Z_NULL ||
114     if (state == Z_NULL || state->strm != strm ||
128     strm->msg = Z_NULL;
136     state->head = Z_NULL;
186     if (state->window != Z_NULL && state->wbits != (unsigned)windowBits) {
188         state->window = Z_NULL;
206     if (version == Z_NULL || version[0] != ZLIB_VERSION[0] ||
209     if (strm == Z_NULL) return Z_STREAM_ERROR;
210     strm->msg = Z_NULL;                 /* in case we return an error */
227     if (state == Z_NULL) return Z_MEM_ERROR;
231     state->window = Z_NULL;
236         strm->state = Z_NULL;
409     if (state->window == Z_NULL) {
413         if (state->window == Z_NULL) return 1;
647     if (inflateStateCheck(strm) || strm->next_out == Z_NULL ||
648         (strm->next_in == Z_NULL && strm->avail_in != 0))
669                 state->check = crc32(0L, Z_NULL, 0);
675             if (state->head != Z_NULL)
703             strm->adler = state->check = adler32(0L, Z_NULL, 0);
721             if (state->head != Z_NULL)
730             if (state->head != Z_NULL)
739             if (state->head != Z_NULL) {
752                 if (state->head != Z_NULL)
758             else if (state->head != Z_NULL)
759                 state->head->extra = Z_NULL;
767                     if (state->head != Z_NULL &&
768                         state->head->extra != Z_NULL) {
791                     if (state->head != Z_NULL &&
792                             state->head->name != Z_NULL &&
802             else if (state->head != Z_NULL)
803                 state->head->name = Z_NULL;
813                     if (state->head != Z_NULL &&
814                             state->head->comment != Z_NULL &&
824             else if (state->head != Z_NULL)
825                 state->head->comment = Z_NULL;
838             if (state->head != Z_NULL) {
842             strm->adler = state->check = crc32(0L, Z_NULL, 0);
857             strm->adler = state->check = adler32(0L, Z_NULL, 0);
1309     if (state->window != Z_NULL) ZFREE(strm, state->window);
1311     strm->state = Z_NULL;
1328     if (state->whave && dictionary != Z_NULL) {
1334     if (dictLength != Z_NULL)
1356         dictid = adler32(0L, Z_NULL, 0);
1503     if (inflateStateCheck(source) || dest == Z_NULL)
1510     if (copy == Z_NULL) return Z_MEM_ERROR;
1511     window = Z_NULL;
1512     if (state->window != Z_NULL) {
1515         if (window == Z_NULL) {
1531     if (window != Z_NULL) {