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/* Zutils - Utilities dealing with compressed files
Copyright (C) 2009-2017 Antonio Diaz Diaz.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
int readblock( const int fd, uint8_t * const buf, const int size );
int writeblock( const int fd, const uint8_t * const buf, const int size );
bool feed_data( const std::string & filename, const int infd, const int outfd,
const uint8_t * magic_data, const int magic_size );
struct Children
{
const char * compressor_name;
pid_t pid[2]; // data feeder, compressor
};
bool good_status( const Children & children, const bool finished );
bool set_data_feeder( const std::string & filename, int * const infdp,
Children & children, int format_index );
// Returns format index or -1 if uncompressed
//
int test_format( const int infd, const uint8_t ** const magic_datap,
int * const magic_sizep );
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