1 files changed, 81 insertions, 0 deletions

diff --git a/fs/udf/udfend.h b/fs/udf/udfend.h
new file mode 100644
index 000000000000..17d378879561
--- /dev/null
+++ b/fs/udf/udfend.h
@@ -0,0 +1,81 @@
+#ifndef __UDF_ENDIAN_H
+#define __UDF_ENDIAN_H
+
+#include <asm/byteorder.h>
+#include <linux/string.h>
+
+static inline kernel_lb_addr lelb_to_cpu(lb_addr in)
+{
+        kernel_lb_addr out;
+        out.logicalBlockNum = le32_to_cpu(in.logicalBlockNum);
+        out.partitionReferenceNum = le16_to_cpu(in.partitionReferenceNum);
+        return out;
+}
+
+static inline lb_addr cpu_to_lelb(kernel_lb_addr in)
+{
+        lb_addr out;
+        out.logicalBlockNum = cpu_to_le32(in.logicalBlockNum);
+        out.partitionReferenceNum = cpu_to_le16(in.partitionReferenceNum);
+        return out;
+}
+
+static inline kernel_timestamp lets_to_cpu(timestamp in)
+{
+        kernel_timestamp out;
+        memcpy(&out, &in, sizeof(timestamp));
+        out.typeAndTimezone = le16_to_cpu(in.typeAndTimezone);
+        out.year = le16_to_cpu(in.year);
+        return out;
+}
+
+static inline short_ad lesa_to_cpu(short_ad in)
+{
+        short_ad out;
+        out.extLength = le32_to_cpu(in.extLength);
+        out.extPosition = le32_to_cpu(in.extPosition);
+        return out;
+}
+
+static inline short_ad cpu_to_lesa(short_ad in)
+{
+        short_ad out;
+        out.extLength = cpu_to_le32(in.extLength);
+        out.extPosition = cpu_to_le32(in.extPosition);
+        return out;
+}
+
+static inline kernel_long_ad lela_to_cpu(long_ad in)
+{
+        kernel_long_ad out;
+        out.extLength = le32_to_cpu(in.extLength);
+        out.extLocation = lelb_to_cpu(in.extLocation);
+        return out;
+}
+
+static inline long_ad cpu_to_lela(kernel_long_ad in)
+{
+        long_ad out;
+        out.extLength = cpu_to_le32(in.extLength);
+        out.extLocation = cpu_to_lelb(in.extLocation);
+        return out;
+}
+
+static inline kernel_extent_ad leea_to_cpu(extent_ad in)
+{
+        kernel_extent_ad out;
+        out.extLength = le32_to_cpu(in.extLength);
+        out.extLocation = le32_to_cpu(in.extLocation);
+        return out;
+}
+
+static inline timestamp cpu_to_lets(kernel_timestamp in)
+{
+        timestamp out;
+        memcpy(&out, &in, sizeof(timestamp));
+        out.typeAndTimezone = cpu_to_le16(in.typeAndTimezone);
+        out.year = cpu_to_le16(in.year);
+        return out;
+}
+
+#endif /* __UDF_ENDIAN_H */