This is the header of the suspend2 modules that implements compression
support, using cryptoapi.
Signed-off-by: Nigel Cunningham <[email protected]>
kernel/power/compression.c | 41 +++++++++++++++++++++++++++++++++++++++++
1 files changed, 41 insertions(+), 0 deletions(-)
diff --git a/kernel/power/compression.c b/kernel/power/compression.c
new file mode 100644
index 0000000..72075d7
--- /dev/null
+++ b/kernel/power/compression.c
@@ -0,0 +1,41 @@
+/*
+ * kernel/power/compression.c
+ *
+ * Copyright (C) 2003-2006 Nigel Cunningham <[email protected]>
+ *
+ * This file is released under the GPLv2.
+ *
+ * This file contains data compression routines for suspend,
+ * using cryptoapi.
+ *
+ */
+
+#include <linux/suspend.h>
+#include <linux/module.h>
+#include <linux/highmem.h>
+#include <linux/vmalloc.h>
+#include <linux/crypto.h>
+
+#include "suspend2.h"
+#include "modules.h"
+#include "proc.h"
+#include "suspend2_common.h"
+#include "io.h"
+
+#define S2C_WRITE 0
+#define S2C_READ 1
+
+static int suspend_expected_compression = 0;
+
+static struct suspend_module_ops suspend_compression_ops;
+static struct suspend_module_ops *next_driver;
+
+static char suspend_compressor_name[32];
+static struct crypto_tfm *suspend_compressor_transform;
+
+static u8 *local_buffer = NULL;
+static u8 *page_buffer = NULL;
+static unsigned int bufofs;
+
+static int position = 0;
+
--
Nigel Cunningham nigel at suspend2 dot net
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