// Gzip Writer
//
// Douglas Thrift
//
// $Id$

#include <cxx/standard.hh>

#include "GzipWriter.hpp"

GzipWriter::GzipWriter(const cse::String &path) : file(CheckError(::gzopen(path.NullTerminate(), "wb")))
{
}

GzipWriter::~GzipWriter()
{
	CheckError(::gzclose(file), file);
}

size_t GzipWriter::Write(const byte_t *data, size_t length)
{
	int size(::gzwrite(file, data, length));

	if (size == -1)
		throw Error(file);

	return size;
}

void GzipWriter::Flush()
{
	CheckError(::gzflush(file, Z_SYNC_FLUSH), file);
}