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-rw-r--r--grub-core/boot/decompressor/none.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/grub-core/boot/decompressor/none.c b/grub-core/boot/decompressor/none.c
new file mode 100644
index 0000000..44f56ce
--- /dev/null
+++ b/grub-core/boot/decompressor/none.c
@@ -0,0 +1,39 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2010 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/decompressor.h>
+
+void
+grub_decompress_core (void *src, void *dest, unsigned long n,
+ unsigned long dstsize __attribute__ ((unused)))
+{
+ char *d = (char *) dest;
+ const char *s = (const char *) src;
+
+ if (d < s)
+ while (n--)
+ *d++ = *s++;
+ else
+ {
+ d += n;
+ s += n;
+
+ while (n--)
+ *--d = *--s;
+ }
+}