libkern/zlib/compress.c

45    length of the source buffer. Upon entry, destLen is the total size of the
47    12 bytes. Upon exit, destLen is the actual size of the compressed buffer.
53 int ZEXPORT compress2 (dest, destLen, source, sourceLen, level)
55     uLongf *destLen;
70     stream.avail_out = (uInt)*destLen;
71     if ((uLong)stream.avail_out != *destLen) return Z_BUF_ERROR;
85     *destLen = stream.total_out;
93 int ZEXPORT compress (dest, destLen, source, sourceLen)
95     uLongf *destLen;
99     return compress2(dest, destLen, source, sourceLen, Z_DEFAULT_COMPRESSION);