+
+#ifdef CONFIG_CMD_UNZIP
+int gunzip (void *, int, unsigned char *, unsigned long *);
+
+int do_unzip ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ unsigned long src, dst;
+ unsigned long src_len = ~0UL, dst_len = ~0UL;
+ int err;
+
+ switch (argc) {
+ case 4:
+ dst_len = simple_strtoul(argv[3], NULL, 16);
+ /* fall through */
+ case 3:
+ src = simple_strtoul(argv[1], NULL, 16);
+ dst = simple_strtoul(argv[2], NULL, 16);
+ break;
+ default:
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ return !!gunzip((void *) dst, dst_len, (void *) src, &src_len);
+}
+#endif /* CONFIG_CMD_UNZIP */
+
+