compress_none.h File Reference

#include "compress_io.h"

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Functions
void	InitCompressorNone (CompressorState *cs, const pg_compress_specification compression_spec)
void	InitCompressFileHandleNone (CompressFileHandle *CFH, const pg_compress_specification compression_spec)

Function Documentation

InitCompressFileHandleNone()

void InitCompressFileHandleNone	(	CompressFileHandle *	CFH,
		const pg_compress_specification	compression_spec
	)

Definition at line 261 of file compress_none.c.

{
    CFH->open_func = open_none;
    CFH->open_write_func = open_write_none;
    CFH->read_func = read_none;
    CFH->write_func = write_none;
    CFH->gets_func = gets_none;
    CFH->getc_func = getc_none;
    CFH->close_func = close_none;
    CFH->eof_func = eof_none;
    CFH->get_error_func = get_error_none;
 
    CFH->private_data = NULL;
}

References CompressFileHandle::close_func, close_none(), CompressFileHandle::eof_func, eof_none(), CompressFileHandle::get_error_func, get_error_none(), CompressFileHandle::getc_func, getc_none(), CompressFileHandle::gets_func, gets_none(), CompressFileHandle::open_func, open_none(), CompressFileHandle::open_write_func, open_write_none(), CompressFileHandle::private_data, CompressFileHandle::read_func, read_none(), CompressFileHandle::write_func, and write_none().

Referenced by InitCompressFileHandle().

InitCompressorNone()

void InitCompressorNone	(	CompressorState *	cs,
		const pg_compress_specification	compression_spec
	)

Definition at line 110 of file compress_none.c.

{
    cs->readData = ReadDataFromArchiveNone;
    cs->writeData = WriteDataToArchiveNone;
    cs->end = EndCompressorNone;
 
    cs->compression_spec = compression_spec;
 
    /*
     * If the caller has defined a write function, prepare the necessary
     * buffer.
     */
    if (cs->writeF)
    {
        NoneCompressorState *nonecs;
 
        nonecs = (NoneCompressorState *) pg_malloc(sizeof(NoneCompressorState));
        nonecs->buflen = DEFAULT_IO_BUFFER_SIZE;
        nonecs->buffer = pg_malloc(nonecs->buflen);
        nonecs->bufdata = 0;
 
        cs->private_data = nonecs;
    }
}

References NoneCompressorState::bufdata, NoneCompressorState::buffer, NoneCompressorState::buflen, CompressorState::compression_spec, DEFAULT_IO_BUFFER_SIZE, CompressorState::end, EndCompressorNone(), pg_malloc(), CompressorState::private_data, CompressorState::readData, ReadDataFromArchiveNone(), CompressorState::writeData, WriteDataToArchiveNone(), and CompressorState::writeF.

Referenced by AllocateCompressor().