/***************************************
* SZDDD_DECOMPRESS
***************************************
* unpacks directly from input to output
*/
static int szddd_decompress(struct msszdd_decompressor *self,
char *input, char *output)
{
struct msszdd_decompressor_p *this = (struct msszdd_decompressor_p *) self;
struct msszddd_header_p szdd;
struct mspack_system *sys;
struct mspack_file *fh;
int error = MSPACK_ERR_OK;
if (!this) return MSPACK_ERR_ARGS;
sys = this->system;
if ((fh = sys->open(sys, input, MSPACK_SYS_OPEN_READ))) {
szdd.fh = fh;
error = szddd_read_headers(sys, fh, (struct msszddd_header *) &szdd);
if (error == MSPACK_ERR_OK) {
error = szddd_extract(self, (struct msszddd_header *) &szdd, output);
}
sys->close(fh);
}
else {
error = MSPACK_ERR_OPEN;
}
return this->error = error;
}
/***************************************
* SZDDD_DECOMPRESS
***************************************
* unpacks directly from input to output
*/
static int szddd_decompress(struct msszdd_decompressor *base,
const char *input, const char *output)
{
struct msszdd_decompressor_p *self = (struct msszdd_decompressor_p *) base;
struct msszddd_header *hdr;
int error;
if (!self) return MSPACK_ERR_ARGS;
if (!(hdr = szddd_open(base, input))) return self->error;
error = szddd_extract(base, hdr, output);
szddd_close(base, hdr);
return self->error = error;
}
