| C | |
| close_in [Bz2] | |
| close_out [Bz2] | |
| compress [Bz2] | compress buf pos lencompress a data chunk coming frombuf,lencharacter long, and starting atpos. | 
| O | |
| open_in [Bz2] | open_in icopens a compressed stream reading from thePervasivesinput channelic. | 
| open_out [Bz2] | open_out occreates anout_channelwriting to thePervasivesoutput channeloc. | 
| R | |
| read [Bz2] | read buf pos lenreads up tolencharacters and store them in
    the string bufferbuf, starting at positionpos. | 
| read_get_unused [Bz2] | 
If there's some data after the compressed stream that you want to
    read from the same  Pervasivesin_channel, useread_get_unused. | 
| U | |
| uncompress [Bz2] | uncompress buf pos lenuncompress a data chunk comfing frombuf,lencharacter long, and starting atpos. | 
| V | |
| version [Bz2] | 
Version of the underlying  bzip2library. | 
| W | |
| write [Bz2] | write oc buf pos lenwriteslencharacters, coming frombufand starting at positionpos, tooc |