Add TuxOnIce support

1 files changed, 31 insertions, 0 deletions

diff --git a/kernel/power/tuxonice_checksum.h b/kernel/power/tuxonice_checksum.h
new file mode 100644
index 000000000..c8196fbb0
--- /dev/null
+++ b/kernel/power/tuxonice_checksum.h
@@ -0,0 +1,31 @@
+/*
+ * kernel/power/tuxonice_checksum.h
+ *
+ * Copyright (C) 2006-2015 Nigel Cunningham (nigel at nigelcunningham com au)
+ *
+ * This file is released under the GPLv2.
+ *
+ * This file contains data checksum routines for TuxOnIce,
+ * using cryptoapi. They are used to locate any modifications
+ * made to pageset 2 while we're saving it.
+ */
+
+#if defined(CONFIG_TOI_CHECKSUM)
+extern int toi_checksum_init(void);
+extern void toi_checksum_exit(void);
+void check_checksums(void);
+int allocate_checksum_pages(void);
+void free_checksum_pages(void);
+char *tuxonice_get_next_checksum(void);
+int tuxonice_calc_checksum(struct page *page, char *checksum_locn);
+#else
+static inline int toi_checksum_init(void) { return 0; }
+static inline void toi_checksum_exit(void) { }
+static inline void check_checksums(void) { };
+static inline int allocate_checksum_pages(void) { return 0; };
+static inline void free_checksum_pages(void) { };
+static inline char *tuxonice_get_next_checksum(void) { return NULL; };
+static inline int tuxonice_calc_checksum(struct page *page, char *checksum_locn)
+        { return 0; }
+#endif
+