40 my_bool my_compress(uchar *packet, size_t *len, size_t *complen)  in my_compress()  argument
45     *complen=0;  in my_compress()
50     uchar *compbuf=my_compress_alloc(packet,len,complen);  in my_compress()
52       DBUG_RETURN(*complen ? 0 : 1);  in my_compress()
60 uchar *my_compress_alloc(const uchar *packet, size_t *len, size_t *complen)  in my_compress_alloc()  argument
65   *complen=  *len * 120 / 100 + 12;  in my_compress_alloc()
67   if (!(compbuf= (uchar *) my_malloc(*complen, MYF(MY_WME))))  in my_compress_alloc()
70   tmp_complen= (uint) *complen;  in my_compress_alloc()
72   *complen=    tmp_complen;  in my_compress_alloc()
80   if (*complen >= *len)  in my_compress_alloc()
82     *complen= 0;  in my_compress_alloc()
88   swap_variables(size_t, *len, *complen);  in my_compress_alloc()
109 my_bool my_uncompress(uchar *packet, size_t len, size_t *complen)  in my_uncompress()  argument
114   if (*complen)					/* If compressed */  in my_uncompress()
116     uchar *compbuf= (uchar *) my_malloc(*complen,MYF(MY_WME));  in my_uncompress()
121     tmp_complen= (uint) *complen;  in my_uncompress()
124     *complen= tmp_complen;  in my_uncompress()
131     memcpy(packet, compbuf, *complen);  in my_uncompress()
135     *complen= len;  in my_uncompress()
232    size_t complen, orglen;  in unpackfrm()  local
239    complen=     uint4korr(pack_data+8);  in unpackfrm()
242                       ver, (ulong) complen, (ulong) orglen));  in unpackfrm()
243    DBUG_DUMP("blob->data", pack_data + BLOB_HEADER, complen);  in unpackfrm()
247    if (!(data= my_malloc(max(orglen, complen), MYF(MY_WME))))  in unpackfrm()
249    memcpy(data, pack_data + BLOB_HEADER, complen);  in unpackfrm()
251    if (my_uncompress(data, complen, &orglen))  in unpackfrm()