int main(int argc, char *argv[]) {
struct msszdd_decompressor *szddd;
struct mskwaj_decompressor *kwajd;
int err;
if (argc != 3) {
fprintf(stderr, "Usage: %s <input file> <output file>\n", argv[0]);
return 1;
}
/* exit if self-test reveals an error */
MSPACK_SYS_SELFTEST(err);
if (err) return 1;
szddd = mspack_create_szdd_decompressor(NULL);
kwajd = mspack_create_kwaj_decompressor(NULL);
if (szddd && kwajd) {
err = szddd->decompress(szddd, argv[1], argv[2]);
/* if not SZDD file, try decompressing as KWAJ */
if (err == MSPACK_ERR_SIGNATURE) {
err = kwajd->decompress(kwajd, argv[1], argv[2]);
}
if (err != MSPACK_ERR_OK) {
fprintf(stderr, "%s -> %s: %s\n", argv[1], argv[2], error_msg(err));
}
}
else {
fprintf(stderr, "can't create SZDD/KWAJ decompressor\n");
err = 1;
}
mspack_destroy_szdd_decompressor(szddd);
mspack_destroy_kwaj_decompressor(kwajd);
return err ? 1 : 0;
}
int main(int argc, char *argv[]) {
struct msszdd_decompressor *szddd;
struct mskwaj_decompressor *kwajd;
struct msszddd_header *szdd;
struct mskwajd_header *kwaj;
int err;
if (argc != 3) {
fprintf(stderr, "Usage: %s <input file> <output file>\n", argv[0]);
return 1;
}
/* if self-test reveals an error */
MSPACK_SYS_SELFTEST(err);
if (err) {
fprintf(stderr,"Self test failed err=%d\n",err);
return 1;
}
szddd = mspack_create_szdd_decompressor(NULL);
kwajd = mspack_create_kwaj_decompressor(NULL);
if (!szddd || !kwajd) {
fprintf(stderr, "can't make either SZDD or KWAJ decompressor\n");
mspack_destroy_szdd_decompressor(szddd);
mspack_destroy_kwaj_decompressor(kwajd);
return 1;
}
/* open then extract; try SZDD */
if ((szdd = szddd->open(szddd, argv[1]))) {
if (szddd->extract(szddd, szdd, argv[2]) != MSPACK_ERR_OK) {
fprintf(stderr, "%s: SZDD extract error: %s\n", argv[2], ERROR(szddd));
}
szddd->close(szddd, szdd);
}
else {
if (szddd->last_error(szddd) == MSPACK_ERR_SIGNATURE) {
/* try KWAJ */
if ((kwaj = kwajd->open(kwajd, argv[1]))) {
if (kwajd->extract(kwajd, kwaj, argv[2]) != MSPACK_ERR_OK) {
fprintf(stderr, "%s: KWAJ extract error: %s\n", argv[2], ERROR(kwajd));
}
kwajd->close(kwajd, kwaj);
}
else {
fprintf(stderr, "%s: KWAJ open error: %s\n", argv[1], ERROR(kwajd));
}
}
else {
fprintf(stderr, "%s: SZDD open error: %s\n", argv[1], ERROR(szddd));
}
}
/* decompress in a single step; try KWAJ */
if (kwajd->decompress(kwajd, argv[1], argv[2]) != MSPACK_ERR_OK) {
if (kwajd->last_error(kwajd) == MSPACK_ERR_SIGNATURE) {
if (szddd->decompress(szddd, argv[1], argv[2]) != MSPACK_ERR_OK) {
fprintf(stderr, "%s -> %s: SZDD decompress error: %s\n", argv[1], argv[2], ERROR(szddd));
}
}
else {
fprintf(stderr, "%s -> %s: KWAJ decompress error: %s\n", argv[1], argv[2], ERROR(kwajd));
}
}
mspack_destroy_szdd_decompressor(szddd);
mspack_destroy_kwaj_decompressor(kwajd);
return 0;
}