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+Title: dataimage
+
+
+NAME
+====
+ ft_dataread,ft_dataswap -Routines to handle FITS image data.
+
+SYNOPSIS
+========
+ 
+
+-
+void *ft_dataread(File file, FITSHead fits, void *dataptr, int pixtype);
+void *ft_dataswap(void *data, int n, int type);
+
+
+-
+PARAMETERS
+==========
+  * #"File file" - File pointer to read data from.
+  * #"FITSHead fits" - Not Documented.
+  * #"void *dataptr" - Pointer to data buffer to store data.
+  * #"int pixtype" - Pixtype to convert data to.
+  * #"void *data" - Pointer to data to swap.
+  * #"int n" - N bytes
+  * #"int type" - Swap 2 or swap 4.
+
+DESCRIPTION
+===========
+
+ ft_dataread
+ -----------
+ Read data from a file pointer and convert it to the requested type.
+
+ ft_dataswap
+ -----------
+ Swap n bytes of data if necessary.