Lines Matching defs:Z_NULL
117 Bytef *extra; /* pointer to extra field or Z_NULL if none */
118 uInt extra_len; /* extra field length (valid if extra != Z_NULL) */
120 Bytef *name; /* pointer to zero-terminated file name or Z_NULL */
122 Bytef *comment; /* pointer to zero-terminated comment or Z_NULL */
143 zalloc must return Z_NULL if there is not enough memory for the object.
208 #define Z_NULL 0 /* for initializing zalloc, zfree, opaque */
228 zalloc and zfree are set to Z_NULL, deflateInit updates them to use default
346 if next_in or next_out was Z_NULL), Z_BUF_ERROR if no progress is possible
372 the caller. If next_in is not Z_NULL and avail_in is large enough (the
376 inflate. If zalloc and zfree are set to Z_NULL, inflateInit updates them to
498 next_in or next_out was Z_NULL), Z_MEM_ERROR if there was not enough memory,
625 parameter is invalid (e.g. dictionary being Z_NULL) or the stream state is
645 (such as zalloc being Z_NULL). msg is left unchanged in both source and
657 stream state was inconsistent (such as zalloc or state being Z_NULL).
722 or bits are Z_NULL, then those values are not set.
754 caller must assure that, if not Z_NULL, name and comment are terminated with
755 a zero byte, and that if extra is not Z_NULL, that extra_len bytes are
835 parameter is invalid (e.g. dictionary being Z_NULL) or the stream state is
850 Z_NULL, then only the dictionary length is returned, and nothing is copied.
851 Similary, if dictLength is Z_NULL, then it is not set.
888 (such as zalloc being Z_NULL). msg is left unchanged in both source and
899 stream state was inconsistent (such as zalloc or state being Z_NULL).
910 stream state was inconsistent (such as zalloc or state being Z_NULL), or if
978 was valid if done is set to one.) If extra is not Z_NULL, then extra_max
982 If name is not Z_NULL, then up to name_max characters are written there,
984 comment is not Z_NULL, then up to comm_max characters are written there,
986 of extra, name, or comment are not Z_NULL and the respective field is not
987 present in the header, then that field is set to Z_NULL to signal its
1009 before the call. If zalloc and zfree are Z_NULL, then the default library-
1075 calling inflateBack(). If strm->next_in is Z_NULL, then in() will be called
1076 immediately for input. If strm->next_in is not Z_NULL, then strm->avail_in
1092 using strm->next_in which will be Z_NULL only if in() returned an error. If
1093 strm->next_in is not Z_NULL, then the Z_BUF_ERROR was due to out() returning
1572 return the updated checksum. If buf is Z_NULL, this function returns the
1580 uLong adler = adler32(0L, Z_NULL, 0);
1603 updated CRC-32. If buf is Z_NULL, this function returns the required
1609 uLong crc = crc32(0L, Z_NULL, 0);